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Molcan Corporation

Country: Canada

70 East Beaver Creek Road #39,
Richmond Hill, Ontario, Canada L4B 3B2

Phone:	905-731-5537
Phone 2:	905-731-6592
FAX:	905-248-3843
E-Mail:	E-Mail this Supplier

http://www.molcan.com

Molcan Corporation

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Product List

DICLOFENAC 4-BROMO ANALOG ; DICLOFENAC 4-BROMO 6-DESCHLORO IMPURITY ;
DCF44 :
2-[2-[(4-Bromo-2-chlorophenyl)amino]phenyl]acetic acid ;

DICLOFENAC CARBAZOLE IMPURITY ;
CAS:131023-44-4
DCF51 :
2-(8-Chloro-9H-carbazol-1-yl)acetic acid ;

DICLOFENAC CARBOXYLIC ACID (METABOLITE) ;
CAS:13625-57-5
DCF31 :
2-[(2,6-Dichlorophenyl)amino]benzoic acid ; N-(2,6-Dichlorophenyl) anthranilic acid ;

DICLOFENAC CHLOROACETYL IMPURITY ;
CAS:15308-01-7
DCF45 :
N-Chloroacetyl-N-phenyl-2,6-dichloroaniline ;

DICLOFENAC DESACETATE IMPURITY ;
CAS:15307-93-4
DCF46 :
N-(2,6-Dichlorophenyl)aniline ;

DICLOFENAC DIMER ;;
CAS:1609187-30-5
DCF55 :

DICLOFENAC EP IMPURITY A (= USP RC A) ; ACECLOFENAC EP IMPURITY I ;
CAS:15362-40-0
DCF01 :
1-(2,6-Dichlorophenyl)-1,3-dihydro-2H-indol-2-one ; Diclofenac Amide ;

DICLOFENAC EP IMPURITY B (= USP RC B) ;
CAS:22121-58-0
DCF02 :
2-[(2,6-Dichlorophenyl)amino]benzaldehyde ;

DICLOFENAC EP IMPURITY C (= USP RC C) ;
CAS:27204-57-5
DCF03 :
[2-[(2,6-Dichlorophenyl)amino]phenyl]methanol ;

DICLOFENAC EP IMPURITY D (= USP RC D) ; DICLOFENAC SODIUM 2-BROMO ANALOG ;
CAS:127792-23-8
DCF04N :
2-[2-[(2-Bromo-6-chlorophenyl)amino]phenyl]acetic acid sodium salt ;

DICLOFENAC EP IMPURITY E (= USP RC E) ;
CAS:59-48-3
DCF05 :
1,3-Dihydro-2H-indol-2-one ;

DICLOFENAC EP IMPURITY F (= USP RC F) ;
CAS:560075-65-2
DCF06 :
N-(4-Chlorophenyl)-2-(2,6-dichlorophenyl)acetamide ;

DICLOFENAC ETHYL ESTER ; ACECLOFENAC EP IMPURITY C ;
CAS:15307-77-4
DCF33 :
Ethyl [2-[(2,6-dichlorophenyl)amino]phenyl]acetate ;

DICLOFENAC KETO SODIUM ;
CAS:70757-34-5
DCF50N :
2-[(2,6-Dichlorophenyl)amino]-a-oxo-benzeneacetic acid sodium salt ;

DICLOFENAC METHYL ESTER ; ACECLOFENAC EP IMPURITY B ;
CAS:15307-78-5
DCF32:
Methyl [2-[(2,6-dichlorophenyl)amino]phenyl]acetate ;

DICLOFENAC POTASSIUM ;
CAS:15307-81-0
DCF00K :
Potassium [2-[(2,6-dichlorophenyl)amino]phenyl]acetate ;

DICLOFENAC SODIUM ; ACECLOFENAC EP IMPURITY A ;
CAS:15307-79-6
DCF00N :
Sodium [2-[(2,6-dichlorophenyl)amino]phenyl]acetate ;

DICLOXACILLIN EP IMPURITY A ; PENICILLOIC ACIDS OF DICLOXACILLIN ;
CAS:42947-69-3
DCX01 :
(4S)-2-[Carboxy[[[3-(2,6-dichlorophenyl)-5-methylisoxazol-4-yl]carbonyl] amino]methyl]-5,5-dimethylthiazolidine-4-carboxylic acid ;

DICLOXACILLIN EP IMPURITY B ; PENILLOIC ACIDS OF DICLOXACILLIN ;
CAS:89353-77-5
DCX02 :
(2RS,4S)-2-[[[[3-(2,6-Dichlorophenyl)-5-methylisoxazol-4-yl]carbonyl]amino] methyl]-5,5-dimethylthiazolidine-4-carboxylic acid ;

DICLOXACILLIN EP IMPURITY C ; CLOXACILLIN EP IMPURITY C ; SULBACTAM EP IMPURITY B ; AMPICILLIN EP IMPURITY A ; AMOXICILLIN EP IMPURITY A ; 6-AMINOPENICILLANIC ACID ; 6-APA ;
CAS:551-16-6
DCX03 :
(2S,5R,6R)-6-Amino-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid ;

DICLOXACILLIN EP IMPURITY D ; DICLOXACILLIN USP RC D ;
CAS:3919-76-4
DCX04 :
3-(2,6-Dichlorophenyl)-5-methylisoxazole-4-carboxylic acid ;

DICLOXACILLIN SODIUM ;
CAS:13412-64-1
DCX00N :
Sodium (2S,5R,6R)-6-[[[3-(2,6-dichlorophenyl)-5-methylisoxazol-4-yl] carbonyl] amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate monohydrate ;

DICLOXACILLIN SODIUM 6-APA AMIDE ; 6-APA DICLOXACILLIN SODIUM AMIDE ;
DCX65N :
(2S,5R,6R)-6-[[[(2S,5R,6R)-6-[[[3-(2,6-Dichlorophenyl)-5-methylisoxazol-4-yl] carbonyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-yl] carbonyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid sodium salt ;

DICYCLOVERINE DICYCLOHEXYL IMPURITY ;
CAS:92-51-3
DCV52 :
Cyclohexylcyclohexane ;

DICYCLOVERINE EP IMPURITY A ;
CAS:60263-54-9
DCV01 :
Bicyclohexyl-1-carboxylic acid ;

DICYCLOVERINE HCL ; DICYCLOMINE HCL ;
CAS:67-92-5
DCV00H :
2-(Diethylamino)ethyl bicyclohexyl-1-carboxylate hydrochloride ;

DIDANOSINE ; 2',3'-DIDEOXYINOSINE ;
CAS:69655-05-6
DDN00 :
9-(2,3-Dideoxy-�-D-glycero-pentofuranosyl)-1,9-dihydro-6H-purin-6-one ;

DIDANOSINE EP IMPURITY A ; DIDANOSINE USP RC A ; HYPOXANTHINE ; AZATHIOPRINE EP IMPURITY F ; AZATHIOPRINE BP IMPURITY F ;
CAS:68-94-0
DDN01 :
1,7-Dihydro-6H-purin-6-one ;

DIDANOSINE EP IMPURITY B ; INOSINE (USP) ;
CAS:58-63-9
DDN02 :
9-�-D-Ribofuranosyl-1,9-dihydro-6H-purin6-one ;

DIDANOSINE EP IMPURITY C ; 2'-DEOXYINOSINE (USP) ;
CAS:890-38-0
DDN03 :
9-(2-Deoxy-�-D-erythro-pentofuranosyl)-1,9-dihydro-6H-purin-6-one ;

DIDANOSINE EP IMPURITY D ; 3'-DEOXYINOSINE (USP) ;
CAS:13146-72-0
DDN04 :
9-(3-Deoxy-�-D-erythro-pentofuranosyl)-1,9-dihydro-6H-purin-6-one ;

DIDANOSINE EP IMPURITY E ; 2',3'-ANHYDROINOSINE (USP) ;
CAS:31766-13-9
DDN05 :
9-(2,3-Anhydro-�-D-ribofuranosyl)-1,9-dihydro-6H-purin-6-one ;

DIDANOSINE EP IMPURITY F ; 2',3'-DIDEOXY-2',3'-DIDEHYDROINOSINE (USP) ;
CAS:42867-68-5
DDN06 :
9-(2,3-Dideoxy-�-D-glycero-pent-2-enofuranosyl)-1,9-dihydro-6H-purin-6-one ;

DIDANOSINE EP IMPURITY G ; DIDANOSINE USP RC B ; 2',3'-DIDEOXYADENOSINE (USP) ;
CAS:4097-22-7
DDN07 :
9-(2,3-Dideoxy-�-D-glycero-pentofuranosyl)-9H-purin-6-amine ;

DIDANOSINE EP IMPURITY H ; 2',3',5'-TRIDEOXYADENOSINE ; 5'-DEOXYDIDEOXYADENOSINE (USP) ;
CAS:6612-70-0
DDN08 :
9-(2,3,5-trideoxy-�-D-glycero-pentofuranosyl)-9H-purin-6-amine;

DIDANOSINE EP IMPURITY I ; 2',3'-DIDEOXY-2',3'-DIDEHYDROADENOSINE ;
CAS:7057-48-9
DDN09 :
9-(2,3-Dideoxy-�-D-glycero-pent-2-enofuranosyl)-9H-purin-6-amine ;

DIENOGEST ;
CAS:65928-58-7
DEG00 :
17a-Cyanomethyl-17�-hydroxyestra-4, 9-dien-3-one ;

DIENOGEST 11SS-HYDROPEROXY IMPURITY ;
CAS:106111-43-7
DEG61 :
(11�,17a)-11-Hydroperoxy-17-hydroxy-3-oxo-19-norpregna-4,9-diene-21-nitrile ;

DIENOGEST 17-EPI DIMETHOXY IMPURITY ;
DEG51 :
2-((8S,13S,14S,17S)-17-Hydroxy-3,3-dimethoxy-13-methyl-2,3,4,6,7,8,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl)acetonitrile ;

DIENOGEST 17-EPI IMPURITY ;
DEG50 :
(17�)-17-Hydroxy-3-oxo-19-norpregna-4,9-diene-21-nitrile ;

DIENOGEST DIMETHOXY IMPURITY ;
CAS:102193-41-9
DEG52 :
(17a)-17-Hydroxy-3,3-dimethoxy-19-norpregna-5(10),9(11)-diene-21-nitrile ;

DIENOGEST EP IMPURITY A ; 11-HYDROXY DIENOGEST ;
CAS:86153-39-1
DEG01 :
(11,17-Dihydroxy-3-oxoestra-4,9-dien-17a-yl)acetonitrile ;

DIENOGEST EP IMPURITY B ; DIENEDIONE ;
DEG02 :
Estra-4,9-diene-3,17-dione ;

DIENOGEST EP IMPURITY C ;
CAS:106111-42-6
DEG03 :
[17-Hydroxy-3-oxoestra-5(10),9(11)-dien-17a-yl]-acetonitrile ;

DIENOGEST EP IMPURITY D ;
CAS:190662-30-7
DEG04 :
[17'-Hydroxyspiro[1,3-dioxolan-2,3'-estra-5'(10'),9'(11')-dien]-17'a-yl]acetonitrile ;

DIENOGEST EP IMPURITY E ;
CAS:102193-41-9
DEG05 :
[17-Hydroxy-3,3-dimethoxyestra-5(10),9(11)-dien-17a-yl]-acetonitrile ;

DIENOGEST EP IMPURITY F ;
CAS:67473-36-3
DEG06 :
(17-Hydroxy-3-oxoestr-4-en-17a-yl)acetonitrile ;

DIENOGEST EP IMPURITY G ; ?9,11-DEHYDRO-17A-CYANOMETHYL ESTRADIOL ;
CAS:86153-38-0
DEG07 :
[3,17-Dihydroxyestra-1,3,5(10),9(11)-tetraen-17a-yl]-acetonitrile ;

DIENOGEST SS-D-GLUCURONIDE ;
DEG53 :
(17a)-17-Hydroxy-3-oxo-19-norpregna-4,9-diene-21-nitrile �-D-Glucuronide ;

DIETHYLCARBAMAZINE CITRATE ;
CAS:1642-54-2
DCM00C :
N,N-Diethyl-4-methylpiperazine-1-carboxamide dihydrogen 2-hydroxypropane-1,2,3-tricarboxylate ;

DIETHYLCARBAMAZINE EP IMPURITY A ; IMATINIB EP IMPURITY G ; CYCLIZINE EP IMPURITY A ;
CAS:109-01-3
DCM01H :
1-Methylpiperazine Dihydrochloride ;

DIETHYLCARBAMAZINE EP IMPURITY B ;
CAS:106-58-1
DCM02 :
1,4-Dimethylpiperazine ;

DIETHYLCARBAMAZINE N-OXIDE ;
CAS:34812-73-2
DCM50 :
N,N-Diethyl-4-methylpiperazine-1-carboxamide N-oxide ;

DIFLORASONE ;
CAS:2557-49-5
DRS60 ;
(6S,8S,9R,10S,11S,13S,14S,16S,17R)-6,9-Difluoro-11,17-dihydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-7,8,11,12,13,15,16,17-octahydro-6H-cyclopenta[a]phenanthren-3(9H,10H,14H)-one ;

DIFLORASONE 11,21-O-DIPROPIONYL ;
DRS62 ;
Diflorasone 11,21-O-dipropionyl ;

DIFLORASONE 11-O-PROPIONYL ;
DRS61 ;
(6S,8S,9R,10S,11S,13S,14S,16S,17R)-6,9-Difluoro-17-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-11-yl propionate ;

DIFLORASONE 17-O-ACETYL ;
CAS:50630-19-8
DRS63 ;
(6S,8S,9R,10S,11S,13S,14S,16S,17R)-6,9-Difluoro-11-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl acetate ;

DIFLORASONE 17-PROPIONATE ; HALOBETASOL PROPIONATE 21-HYDROXY ANALOG ;
CAS:924726-89-6
DRS53 ;
(6S,8S,9R,10S,11S,13S,14S,16S,17R)-6,9-Difluoro-11-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl propionate ;

DIFLORASONE 17-PROPIONATE 6-CHLORO ; HALOBETASOL PROPIONATE 6-CHLORO 21-HYDROXY ANALOG ;
DRS58 ;
(6S,8S,9R,10S,11S,13S,14S,16S,17R)-6-Chloro-9-fluoro-11-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-Dodecahydro-3H-cyclopenta[a]phenanthren-17-yl propionate ; 6a-Desfluoro-6a-chloro-21-hydroxy halobetasol propiona

DIFLORASONE 17-PROPIONATE 9-CHLORO ; HALOBETASOL PROPIONATE 9-CHLORO 21-HYDROXY ANALOG ;
CAS:84509-91-1
DRS55 ;
(6S,8S,9R,10S,11S,13S,14S,16S,17R)-9-Chloro-6-fluoro-11-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl propionate ;

DIFLORASONE 17-PROPRIONATE 21-MESYLATE ; HALOBETASOL PROPIONATE 21-MESYLATE ;
CAS:84509-92-2
DRS54 ;
(6S,8S,9R,10S,11S,13S,14S,16S,17R)-6,9-Difluoro-11-hydroxy-10,13,16-trimethyl-17-(2-(methylsulfonyloxy)acetyl)-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl propionate ;

DIFLORASONE 21-ACETATE 17-PROPIONATE ; HALOBETASOL PROPIONATE 21-ACETATE ;
CAS:79861-38-4
DRS52 ;
6a,9-Difluoro-11b,17,21-trihydroxy-16b-methylpregna-1,4-diene-3,20-dione 21-acetate 17-propionate ; (6S,8S,9R,10S,11S,13S,14S,16S,17R)-17-(2-Acetoxyacetyl)-6,9-difluoro-11-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyc

DIFLORASONE 21-CHLORO ; HALOBETASOL ;
CAS:98651-66-2
DRS50 ;
(6S,8S,9R,10S,11S,13S,14S,16S,17R)-17-(2-Chloroacetyl)-6,9-difluoro-11,17-dihydroxy-10,13,16-trimethyl-7,8,11,12,13,15,16,17-octahydro-6H-cyclopenta[a]phenanthren-3(9H,10H,14H)-one ;

DIFLORASONE 21-DEHYDRO ;
DRS51 ;
2-((6S,8S,9R,10S,11S,13S,14S,16S,17R)-6,9-Difluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoacetaldehyde ;

DIFLORASONE 6-CHLORO ; HALOBETASOL 6-CHLORO 21-HYDROXY ANALOG ;
DRS57 ;
(6S,8S,9R,10S,11S,13S,14S,16S,17R)-6-Chloro-9-fluoro-11,17-dihydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-7,8,11,12,13,15,16,17-octahydro-6H-cyclopenta[a]phenanthren-3(9H,10H,14H)-one ;

DIFLORASONE ACETYLOXY ;
CAS:3826-17-3
DRS56 ;
2-((6S,8S,9R,10S,11S,13S,14S,16S,17R)-6,9-Difluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate ;

DIFLORASONE DIACETATE ;
CAS:33564-31-7
DRS00 ;
(6a,11�,16�)-17,21-Bis(acetyloxy)-6,9-difluoro-11-hydroxy-16-methyl-pregna-1,4-diene-3,20-dione ;

DIFLOXACIN EP IMPURITY A ;
DXN01 :
6-Fluoro-7-(4-methylpiperazin-1-yl)-1-[4-(4-methylpiperazin-1-yl)phenyl]-4-oxo-1,4-dihydroquinoline-3-carboxylic acid ;

DIFLOXACIN EP IMPURITY B ; SARAFLOXACIN HCL ;
CAS:91296-87-6
DXN02H :
6-Fluoro-1-(4-fluorophenyl)-4-oxo-7-piperazin-1-yl-1,4-dihydroquinoline-3-carboxylic acid HCl ;

DIFLOXACIN EP IMPURITY C ;
DXN03 :
1-(4-Chlorophenyl)-6-fluoro-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid ;

DIFLOXACIN EP IMPURITY D ;
DXN04 :
6-Chloro-1-(4-fluorophenyl)-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid ;

DIFLOXACIN EP IMPURITY E ;
DXN05 :
7-Chloro-1-(4-fluorophenyl)-6-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid ;

DIFLOXACIN EP IMPURITY F ;
DXN06 :
6-Fluoro-N,1-bis(4-fluorophenyl)-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxamide ;

DIFLOXACIN EP IMPURITY G ;
CAS:98105-79-4
DXN07 :
7-Chloro-6-fluoro-1-(4-fluorophenyl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid ;

DIFLOXACIN HYDROCHLORIDE ;
CAS:91296-86-5
DXN00H :
6-Fluoro-1-(4-fluorophenyl)-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid hydrochloride ;

DIFLUNISAL ;
CAS:22494-42-4
DFS00 :
2',4'-Difluoro-4-hydroxybiphenyl-3-carboxylic acid ;

DIFLUNISAL EP IMPURITY A ;
CAS:92-69-3
DFS01 :
Biphenyl-4-ol ;

DIFLUNISAL EP IMPURITY B ;
CAS:59089-68-8
DFS02 :
2 ',4'-Difluorobiphenyl-4-ol ;

DIFLUNISAL EP IMPURITY C ;
CAS:59089-67-7
DFS03 :
2 ',4'-Difluorobiphenyl-4-yl acetate ;

DIFLUOCORTOLONE ;
CAS:6/9/2607
DFC00 :
(6S,8S,9R,10S,11S,13S,14S,16R,17S)-6,9-Difluoro-11-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-7,8,11,12,13,15,16,17-octahydro-6H-cyclopenta[a]phenanthren-3(9H,10H,14H)-one ;

DIFLUOCORTOLONE 17-CARBOXYLIC ACID ;
DFC57 :
(6S,8S,9R,10S,11S,13S,14S,16R,17S)-6,9-Difluoro-11-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthrene-17-carboxylic acid ;

DIFLUOCORTOLONE 21-ACETATE ;
DFC51 :
2-((6S,8S,9R,10S,11S,13S,14S,16R,17S)-6,9-Difluoro-11-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate ;

DIFLUOCORTOLONE 21-VALERATE ;
DFC61 :
2-((6S,8S,9R,10S,11S,13S,14S,16R,17S)-6,9-Difluoro-11-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl pentanoate ;

DIFLUOCORTOLONE 6R-FLUORO IMPURITY ;
DFC56 :
(6R,8S,9R,10S,11S,13S,14S,16R,17S)-6,9-Difluoro-11-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-7,8,11,12,13,15,16,17-octahydro-6H-cyclopenta[a]phenanthren-3(9H,10H,14H)-one ;

DIFLUOCORTOLONE 6S-CHLORO IMPURITY ;
DFC66 :
(6S,8S,9R,10S,11S,13S,14S,16R,17S)-6-Chloro-9-fluoro-11-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-7,8,11,12,13,15,16,17-octahydro-6H-cyclopenta[a]phenanthren-3(9H,10H,14H)-one ;

DIFLUPREDNATE ;
CAS:23674-86-4
DFN00 :
(6a,11�)-21-(Acetyloxy)-6,9-difluoro-11-hydroxy-17-(1-oxobutoxy)-pregna-1,4-diene-3,20-dione ;

DIFLUPREDNATE 21-DESACETYL 21-DEHYDRO IMPURITY ;
DFN51 :
(6a,11�)-6,9-Difluoro-11-hydroxy-3,20-dioxo-17-(1-oxobutoxy)pregna-1,4-dien-21-al ;

DIFLUPREDNATE 21-DESACETYL IMPURITY ;
CAS:23640-96-2
DFN50 :
(6a,11�)-6,9-Difluoro-11,21-dihydroxy-17-(1-oxobutoxy)pregna-1,4-diene-3,20-dione ;

DILTIAZEM 2-EPIMER O-DESACETYL IMPURITY ;
CAS:91926-66-8
DTZ41 :
(2R,3S)-5-[2-(Dimethylamino)ethyl]-2-(4-methoxyphenyl)-4-oxo-2,3,4,5-tetrahydro-1,5-benzothiazepin-3-ol ;

DILTIAZEM 2-EPIMER O-DESACETYL N-DESDIMETHYLAMINOETHYL IMPURITY ;
DTZ51 :
(2R,3S)-2-(4-Methoxyphenyl)-4-oxo-2,3,4,5-tetrahydro-1,5-benzothiazepin-3-ol ;

DILTIAZEM EP IMPURITY A ; DILTIAZEM USP RC A ; TRANS-(2R)-DILTIAZEM ; DILTIAZEM 2-EPIMER ;
CAS:103532-27-0
DTZ01 :
(2R,3S)-5-[2-(Dimethylamino)ethyl]-2-(4-methoxyphenyl)-4-oxo-2,3,4,5-tetrahydro-1,5-benzothiazepin-3-yl acetate ;

DILTIAZEM EP IMPURITY B ; DILTIAZEM USP RC B ;
CAS:87447-47-0
DTZ02 :
(2S,3S)-2-(4-Methoxyphenyl)-4-oxo-2,3,4,5-tetrahydro-1,5-benzothiazepin-3-yl acetate ; Des[5-(2-dimethylamino)ethyl] Diltiazem ;

DILTIAZEM EP IMPURITY C ; DILTIAZEM USP RC C ; O-DESMETHYL DILTIAZEM HCL ;
CAS:142926-07-6
DTZ03H :
(2S,3S)-5-[2-(Dimethylamino)ethyl]-2-(4-hydroxyphenyl)-4-oxo-2,3,4,5-tetrahydro-1,5-benzothiazepin-3-yl acetate HCl ;

DILTIAZEM EP IMPURITY D ; DILTIAZEM USP RC D ; N-DESMETHYL DILTIAZEM HCL ;
CAS:130606-60-9
DTZ04H :
(2S,3S)-5-[2-(Methylamino)ethyl]-2-(4-methoxyphenyl)-4-oxo-2,3,4,5-tetrahydro-1,5-benzothiazepin-3-yl acetate HCl ;

DILTIAZEM EP IMPURITY E ; DILTIAZEM USP RC E ; DES[3-ACETYL-5-(2-DIMETHYLAMINO)ETHYL] DILTIAZEM ;
CAS:42399-49-5
DTZ05 :
(2S,3S)-3-Hydroxy-2-(4-methoxyphenyl)-2,3-dihydro-1,5-benzothiazepin-4(5H)-one ;

DILTIAZEM EP IMPURITY F ; DILTIAZEM USP RC F ; O-DESACETYL DILTIAZEM HCL ;
CAS:42399-40-6
DTZ06H :
(2S,3S)-5-[2-(Dimethylamino)ethyl]-2-(4-methoxyphenyl)-4-oxo-2,3,4,5-tetrahydro-1,5-benzothiazepin-3-ol HCl ;

DILTIAZEM EP IMPURITY G ; DILTIAZEM USP RC G ; N-DESMETHYL O-DESACETYL DILTIAZEM HCL ;
CAS:81353-09-5
DTZ07H :
(2S,3S)-5-[2-(Methylamino)ethyl]-2-(4-methoxyphenyl)-4-oxo-2,3,4,5-tetrahydro-1,5-benzothiazepin-3-ol HCl ;

DILTIAZEM EP IMPURITY H ; DILTIAZEM USP RC H ; N,N,O-TRI-DESMETHYL DESACETYL DILTIAZEM ;
CAS:115992-91-1
DTZ08 :
(2S,3S)-5-[2-(Amino)ethyl]-2-(4-hydroxyphenyl)-4-oxo-2,3,4,5-tetrahydro-1,5-benzothiazepin-3-ol ;

DILTIAZEM HYDROCHLORIDE ;
CAS:33286-22-5
DTZ00H :
(2S,3S)-5-[2-(Dimethylamino)ethyl]-2-(4-methoxyphenyl)-4-oxo-2,3,4,5-tetrahydro-1,5-benzothiazepin-3-yl acetate hydrochloride ;

DILTIAZEM N,N-DIDESMETHYL HCL ;
CAS:116050-35-2
DTZ34H :
(2S,3S)-5-[2-Aminoethyl]-2-(4-methoxyphenyl)-4-oxo-2,3,4,5-tetrahydro-1,5-benzothiazepin-3-yl acetate HCl ;

DILTIAZEM N-OXIDE ;
CAS:142843-04-7
DTZ37 :
(2S,3S)-5-[2-(Dimethylamino)ethyl]-2-(4-methoxyphenyl)-4-oxo-2,3,4,5-tetrahydro-1,5-benzothiazepin-3-yl acetate N-Oxide ;

DILTIAZEM N-OXIDE O-DESACETYL IMPURITY ;
CAS:122619-90-3
DTZ47 :
(2S,3S)-5-[2-(Dimethylamino)ethyl]-2-(4-methoxyphenyl)-4-oxo-2,3,4,5-tetrahydro-1,5-benzothiazepin-3-ol N-Oxide ;

DILTIAZEM O-DESACETYL-O-DESMETHYL HCL ;
CAS:96252-32-3
DTZ36H :
(2S,3S)-5-[2-(Dimethylamino)ethyl]-2,3-dihydro-3-hydroxy-2-(4-hydroxyphenyl)-1,5-benzothiazepin-4(5H)-one hydrochloride ;

DILTIAZEM SULFONE ;
DTZ39 :
(2S,3S)-5-[2-(Dimethylamino)ethyl]-2-(4-methoxyphenyl)-4-oxo-2,3,4,5-tetrahydro-1,1-dioxido-1,5-benzothiazepin-3-yl acetate ;

DILTIAZEM SULFONE N-OXIDE ;
DTZ50 :
(2S,3S)-5-[2-(Dimethylamino)ethyl]-2-(4-methoxyphenyl)-4-oxo-2,3,4,5-tetrahydro-1,1-dioxido-1,5-benzothiazepin-3-yl acetate N-Oxide ;

DILTIAZEM SULFOXIDE ;
CAS:370094-12-5
DTZ38 :
(2S,3S)-5-[2-(Dimethylamino)ethyl]-2-(4-methoxyphenyl)-4-oxo-2,3,4,5-tetrahydro-1-oxido-1,5-benzothiazepin-3-yl acetate ;

DILTIAZEM SULFOXIDE N-OXIDE (FORMATE) ;
DTZ40F :
(2S,3S)-5-[2-(Dimethylamino)ethyl]-2-(4-methoxyphenyl)-4-oxo-2,3,4,5-tetrahydro-1-oxido-1,5-benzothiazepin-3-yl acetate N-Oxide formate ;

DIMENHYDRINATE ;
CAS:523-87-5
DMH00 :
8-Chloro-1,3-dimethyl-3,7-dihydro-1H-purine-2,6-dione ;

DIMENHYDRINATE EP IMPURITY A ; PENTOXIFYLLINE EP IMPURITY C ; THEOPHYLLINE ;
CAS:58-55-9
DMH01 :
1,3-Dimethyl-3,7-dihydro-1H-purine-2,6-dione ;

DIMENHYDRINATE EP IMPURITY C ; PENTOXIFYLLINE EP IMPURITY F ; THEOPHYLLINE EP IMPURITY A ; CAFFEINE ;
CAS:58-08-2
DMH03 :
1,3,7-Trimethyl-3,7-dihydro-1H-purine-2,6-dione ;

DIMENHYDRINATE EP IMPURITY D ;
CAS:2718-46-9
DMH04M :
N-[2-(Diphenylmethoxy)ethyl]-N,N',N'-trimethylethane-1,2-diamine dimaleate ;

DIMENHYDRINATE EP IMPURITY E ; DIMENHYDRINATE USP RC E ; 8-CHLOROCAFFEINE ;
CAS:4921-49-7
DMH05 :
8-Chloro-1,3,7-trimethyl-3,7-dihydro-1H-purine-2,6-dione ;

DIMENHYDRINATE EP IMPURITY F ; DIMENHYDRINATE USP RC A ; DIPHENHYDRAMINE EP IMPURITY A ;
CAS:17471-10-2
DMH06H :
2-(Diphenylmethoxy)-N-methylethanamine HCl ;

DIMENHYDRINATE EP IMPURITY G ; DIPHENHYDRAMINE EP IMPURITY B ; 4-METHYLDIPHENHYDRAMINE ; ORPHENADRINE EP IMPURITY F ; ORPHENADRINE USP RC F ; ORPHENADRINE PARA-METHYL ANALOG ; TOLADRYL ;
CAS:19804-27-4
DMH07 :
N,N-Dimethyl-2-[(RS)-(4-methylphenyl)(phenyl)-methoxy]ethanamine ;

DIMENHYDRINATE EP IMPURITY H ; DIPHENHYDRAMINE EP IMPURITY C ; 4-BROMODIPHENHYDRAMINE HCL ; BROMAZINE HCL ;
CAS:1808-12-4
DMH08H :
2-[(RS)-(4-Bromophenyl)phenylmethoxy]-N,N-dimethylethanamine hydrochloride ;

DIMENHYDRINATE EP IMPURITY I ; EBASTINE EP IMPURITY A ; DIPHENHYDRAMINE EP IMPURITY D ; BENZHYDROL ;
CAS:91-01-0
DMH09 :
Diphenylmethanol ;

DIMENHYDRINATE EP IMPURITY J ; DIPHENHYDRAMINE EP IMPURITY E ; PHENYTOIN EP IMPURITY A ; PHENYTOIN BP IMPURITY A ; BENZOPHENONE ;
CAS:119-61-9
DMH10 :
Diphenylmethanone ;

DIMENHYDRINATE EP IMPURITY K ;
CAS:574-42-5
DMH11 :
[Oxybis(methanetriyl)]tetrabenzene ;

DIMETINDENE EP IMPURITY A ; DIMETHINDENE EP IMPURITY A ;
CAS:100-71-0
DTD01 :
2-Ethylpyridine ;

DIMETINDENE EP IMPURITY B ; DIMETHINDENE EP IMPURITY B ;
CAS:92039-35-5
DTD02H :
2-(1H-Inden-2-yl)-N,N-dimethylethanamine hydrochloride ;

DIMETINDENE EP IMPURITY C ; DIMETHINDENE EP IMPURITY C ;
CAS:92726-29-9
DTD03 :
Ethyl (2RS)-2-benzyl-4-(dimethylamino)butanoate ;

DIMETINDENE EP IMPURITY D ; DIMETHINDENE EP IMPURITY D ;
CAS:1613-23-6
DTD04H :
(2RS)-2-Benzyl-4-(dimethylamino)butanoic acid hydrochloride ;

DIMETINDENE EP IMPURITY E ; DIMETHINDENE EP IMPURITY E ;
CAS:5143-99-7
DTD05H :
(2RS)-2-[2-(Dimethylamino)ethyl]indan-1-one hydrochloride ;

DIMETINDENE EP IMPURITY F ; DIMETHINDENE EP IMPURITY F ;
CAS:1346746-53-9
DTD06H :
2-(3-Butyl-1H-inden-2-yl)-N,N-dimethylethanamine hydrochloride ;

DIMETINDENE EP IMPURITY G ; DIMETHINDENE EP IMPURITY G ;
CAS:803617-18-7
DTD07H :
N,N-Dimethyl-2-(3-phenyl-1H-inden-2-yl)ethanamine hydrochloride ;

DIMETINDENE EP IMPURITY H ; DIMETHINDENE EP IMPURITY H ;
CAS:1346597-95-2
DTD08 :
2-[(1RS)-1-(2-Ethenyl-1H-inden-3-yl)ethyl]pyridine ;

DIMETINDENE EP IMPURITY I ; DIMETHINDENE EP IMPURITY I ; RAC-N-DESMETHYL DIMETINDENE MALEATE ;
CAS:135784-57-5
DTD09M :
N-Methyl-2-[3-[(1RS)-1-(pyridin-2-yl)ethyl]-1H-inden-2-yl]ethanamine maleate ;

DIMETINDENE MALEATE ; DIMETHINDENE MALEATE ;
CAS:3614-69-5
DTD00M :
2-[1-[2-(2-Dimethylaminoethyl)inden-3-yl]ethyl]pyridine maleate ;

DIMETINDENE N-OXIDE MALEATE ; DIMETHINDENE-N-OXIDE MALEATE ;
CAS:188295-03-6
DTD50M :
2-[1-[2-(2-Dimethylaminoethyl)inden-3-yl]ethyl]pyridine N-oxide maleate ;

DIOSMIN ;
CAS:520-27-4
DSM00 :
7-[[6-O-(6-Deoxy-a-L-mannopyranosyl)-�-D-glucopyranosyl]oxy]-5-hydroxy-2-(3-hydroxy-4-methoxyphenyl)-4H-1-benzopyran-4-one ;

DIOSMIN DESHYDROXY DIHYDRO (2S)-ISOMER ; DIDYMIN ; NEOPONCIRIN ;
CAS:14259-47-3
DSM50 :
(2S)-7-[[6-O-(6-deoxy-a-L-mannopyranosyl)-�-D-glucopyranosyl]oxy]-2,3-dihydro-5-hydroxy-2-(4-methoxyphenyl)-4H-1-benzopyran-4-one ;

DIOSMIN DESHYDROXY DIHYDRO RACEMATE ;
DSM51 :
7-[[6-O-(6-deoxy-a-L-mannopyranosyl)-�-D-glucopyranosyl]oxy]-2,3-dihydro-5-hydroxy-2-(4-methoxyphenyl)-4H-1-benzopyran-4-one ;

DIOSMIN EP IMPURITY A ; DIOSMIN BP IMPURITY A ; ACETOISOVANILLONE ; ISOACETOVANILLONE ;
CAS:6100-74-9
DSM01 :
1-(3-Hydroxy-4-methoxyphenyl)ethanone ;

DIOSMIN EP IMPURITY B ; DIOSMIN BP IMPURITY B ; DIHYDRO DIOSMIN ; HESPERIDIN ;
CAS:520-26-3
DSM02 :
(2S)-7-[[6-O-(6-Deoxy-a-L-mannopyranosyl)-�-D-glucopyranosyl]oxy]-5-hydroxy-2-(3-hydroxy-4-methoxyphenyl)-2,3-dihydro-4H-1-benzopyran-4-one ;

DIOSMIN EP IMPURITY C ; DIOSMIN BP IMPURITY C ; ISORHOIFOLIN ;
CAS:552-57-8
DSM03 :
7-[[6-O-(6-Deoxy-a-L-mannopyranosyl)-�-D-glucopyranosyl]oxy]-5-hydroxy-2-(4-hydroxyphenyl)-4H-1-benzopyran-4-one ;

DIOSMIN EP IMPURITY D ; DIOSMIN BP IMPURITY D ; 6-IODO DIOSMIN ;
CAS:1431536-92-3
DSM04 :
7-[[6-O-(6-Deoxy-a-L-mannopyranosyl)-�-D-glucopyranosyl]oxy]-5-hydroxy-2-(3-hydroxy-4-methoxyphenyl)-6-iodo-4H-1-benzopyran-4-one ;

DIOSMIN EP IMPURITY E ; DIOSMIN BP IMPURITY E ; LINARIN ;
CAS:480-36-4
DSM05 :
7-[[6-O-(6-Deoxy-a-L-mannopyranosyl)-�-D-glucopyranosyl]oxy]-5-hydroxy-2-(4-methoxyphenyl)-4H-1-benzopyran-4-one ;

DIOSMIN EP IMPURITY F ; DIOSMIN BP IMPURITY F ; DIOSMIN AGLYCONE ; DIOSMETIN ;
CAS:520-34-3
DSM06 :
5,7-Dihydroxy-2-(3-hydroxy-4-methoxyphenyl)-4H-1-benzopyran-4-one ;

DIOSMIN EP IMPURITY G ; DIOSMIN BP IMPURITY G ; (S)-HESPERETIN ;
CAS:520-33-2
DSM07 :
(2S)-5,7-Dihydroxy-2-(3-hydroxy-4-methoxyphenyl)-2,3-dihydro-4H-1-benzopyran-4-one ; 3�,5,7-Trihydroxy-4�-methoxy-flavanone ;

DIPHENHYDRAMINE EP IMPURITY A ; DIPHENHYDRAMINE USP RC A ; DIMENHYDRINATE EP IMPURITY F ;
CAS:17471-10-2
DPH01H :
2-(Diphenylmethoxy)-N-methylethanamine HCl ;

DIPHENHYDRAMINE EP IMPURITY B ; ORPHENADRINE EP IMPURITY F ; ORPHENADRINE USP RC F ; ORPHENADRINE PARA-METHYL ANALOG ;
CAS:19804-27-4
DPH02 :
2-[(RS)-(4-Methylphenyl)phenylmethoxy]-N,N-dimethylethanamine ;

DIPHENHYDRAMINE EP IMPURITY C ; DIMENHYDRINATE EP IMPURITY H ; 4-BROMODIPHENHYDRAMINE HCL ; BROMAZINE HCL ;
CAS:1808-12-4
DPH03H :
2-[(RS)-(4-Bromophenyl)phenylmethoxy]-N,N-dimethylethanamine hydrochloride ;

DIPHENHYDRAMINE EP IMPURITY D ; EBASTINE EP IMPURITY A ; BENZHYDROL ;
CAS:91-01-0
DPH04 :
Diphenylmethanol ;

DIPHENHYDRAMINE EP IMPURITY E ; PHENYTOIN EP IMPURITY A ; BENZOPHENONE ;
CAS:119-61-9
DPH05 :
Diphenylmethanone ;

DIPHENHYDRAMINE HYDROCHLORIDE ; ORPHENADRINE EP IMPURITY D ;
CAS:147-24-0
DPH00H :
2-(Diphenylmethoxy)-N,N-dimethylethanamine hydrochloride ;

DIPHENHYDRAMINE N-OXIDE HYDROCHLORIDE ;
CAS:13168-00-8
DPH50H :
2-(Diphenylmethoxy)-N,N-dimethylethanamine N-oxide hydrochloride ;

DIPHENHYDRAMINE USP RC B ;
CAS:19574-66-4
DPH22 :
3-(Benzhydryloxy)propane-1,2-diol ;

DIPIVEFRINE EP IMPURITY A ; RAC-EPINEPHRINE ; RACEPINEPHRINE ;
CAS:329-65-7
DPV01 :
4-(1-Hydroxy-2-(methylamino)ethyl)benzene-1,2-diol ;

DIPIVEFRINE EP IMPURITY B ; ADRENALONE ;
CAS:99-45-6
DPV02 :
1-(3,4-Dihydroxyphenyl)-2-(methylamino)ethanone ;

DIPIVEFRINE EP IMPURITY C ;
CAS:144750-97-0
DPV03 :
2-Hydroxy-5-(1-hydroxy-2-(methylamino)ethyl)phenyl pivalate ;

DIPIVEFRINE EP IMPURITY D ;
DPV04 :
2-Hydroxy-4-(1-hydroxy-2-(methylamino)ethyl)phenyl pivalate ;

DIPIVEFRINE EP IMPURITY E ; ADRENALONE DIPAVALATE ESTER ;
CAS:52245-00-8
DPV05 :
4-[(Methylamino)acetyl]-1,2-phenylene bis(2,2-dimethylpropanoate) ;

DIPIVEFRINE EP IMPURITY F ;
DPV06 :
4-[(1RS)-2-(Ethylmethylamino)-1-hydroxyethyl]-1,2-phenylene bis(2,2-dimethylpropanoate) ;

DIPIVEFRINE HYDROCHLORIDE ;
CAS:64019-93-8
DPV00H :
4-[(1RS)-1-Hydroxy-2-(methylamino)ethyl]-1,2-phenylene bis(2,2-dimethylpropanoate) hydrochloride ;

DIPROPHYLLINE ; DYPHYLLINE ;
CAS:479-18-5
DPP00 :
7-[(2RS)-2,3-Dihydroxypropyl]-1,3-dimethyl-3,7-dihydro-1H-purine-2,6-dione ;

DIPROPHYLLINE EP IMPURITY A ; THEOPHYLLIDINE HCL ;
CAS:116131-08-9
DPP01H :
N-Methyl-5-(methylamino)-1H-imidazole-4-carboxamide HCl ;

DIPROPHYLLINE EP IMPURITY B ; PENTOXIFYLLINE EP IMPURITY C ; THEOPHYLLINE ;
CAS:58-55-9
DPP02 :
1,3-Dimethyl-3,7-dihydro-1H-purine-2,6-dione ;

DIPROPHYLLINE EP IMPURITY C ; ETOFYLLINE ;
CAS:519-37-9
DPP03 :
7-(2-Hydroxyethyl)-1,3-dimethyl-3,7-dihydro-1H-purine-2,6-dione ;

DIPROPHYLLINE EP IMPURITY D ; PROXYPHYLLINE ;
CAS:603-00-9
DPP04 :
7-[(2RS)-2-Hydroxypropyl]-1,3-dimethyl-3,7-dihydro-1H-purine-2,6-dione ;

DIPYRIDAMOLE ;
CAS:58-32-2
DPR00 :
Dipyridamole ;

DIPYRIDAMOLE DICHLORO DIHYDROXYETHYL IMPURITY ; DIPYRIDAMOLE DICHLORO IMPURITY,
CAS:1449029-15-5
DPR11 :
2,6-Dichloro-4-di(2-hydroxyethyl)amino-8-(piperidin-1-yl)-pyrimido[5,4-d] pyrimidine ;

DIPYRIDAMOLE DICHLORO MONOHYDROXYETHYL IMPURITY ;
DPR12 :
2,6-Dichloro-4-(2-hydroxyethyl)amino-8-(piperidin-1-yl)-pyrimido[5,4-d] pyrimidine ;

DIPYRIDAMOLE DITARTARIC ACID DIESTER DIAMMONIUM SALT ;
CAS:1316276-51-3
DPR52N :
Ammonium (2S,3R)-5-(2-((6-((2-(((2S,3S)-3-Carboxylato-2,3-dihydroxypropanoyl) oxy)ethyl)(2-hydroxyethyl)amino)-4,8-di(piperidin-1-yl)pyrimido[5,4-d]pyrimidin-2-yl)(2-hydroxyethyl)amino)ethoxy)-2,3-dihydroxy-5-oxopentanoate ;

DIPYRIDAMOLE EP IMPURITY A ; DIPYRIDAMOLE USP RC A ;
CAS:16982-40-4
DPR01 :
2,2'-[[4,6,8-Tri(piperidin-1-yl)pyrimido[5,4-d]pyrimidin-2-yl]nitrilo] diethanol ;

DIPYRIDAMOLE EP IMPURITY B ; DIPYRIDAMOLE USP RC B ;
CAS:16908-47-7
DPR02 :
2,2',2",2''',2'''',2'''''-[[8-(Piperidin-1-yl)pyrimido[5,4-d]pyrimidine-2,4,6-triyl]trinitrilo]hexaethanol ;

DIPYRIDAMOLE EP IMPURITY C ; DIPYRIDAMOLE USP RC C ;
CAS:54093-92-4
DPR03 :
2,2'-[[2-Chloro-4,8-di(piperidin-1-yl) pyrimido [5,4-d] pyrimidin-6-yl] nitrilo] diethanol ;

DIPYRIDAMOLE EP IMPURITY D ; DIPYRIDAMOLE USP RC D ;
CAS:1176886-12-6
DPR04 :
2,2'-[[2-(2-Hydroxyethyl)amino-4,8-di(piperidin-1-yl)pyrimido[5,4-d]pyri midin-6-yl]nitrilo]diethanol ; Desethanol Dipyridamole ;

DIPYRIDAMOLE EP IMPURITY E ; DIPYRIDAMOLE USP RC E ;
DPR05 :
2,4-Di[di(2-hydroxyethyl)amino]-6,8-di(piperidin-1-yl)-pyrimido[5,4-d] pyrimidine ;

DIPYRIDAMOLE EP IMPURITY F ; DIPYRIDAMOLE USP RC F ;
CAS:60286-30-8
DPR06 :
4,6-Di[di(2-hydroxyethyl)amino]-2-(2-hydroxyethyl)amino-8-(piperidin-1-yl)-pyrimido[5,4-d]pyrimidine ;

DIPYRIDAMOLE EP IMPURITY G ;
CAS:7139-02-8
DPR07 :
2,6-Dichloro-4,8-di(piperidin-1-yl)-pyrimido[5,4-d]pyrimidine ;

DIPYRIDAMOLE TARTARIC ACID ESTER AMMONIUM SALT ;
CAS:1246816-97-6
DPR51N :
Ammonium (2S,3S)-4-(2-((6-(Bis(2-Hydroxyethyl)amino)-4,8-di(piperidin-1-yl) pyrimido[5,4-d]pyrimidin-2-yl)(2-hydroxyethyl)amino)ethoxy)-2,3-dihydroxy-4-oxobutanoate ;

DIPYRIDAMOLE TETRACHLORO IMPURITY ;
CAS:32980-71-5
DPR09 :
2,4,6,8-Tetrachloro-pyrimido[5,4-d]pyrimidine ;

DIPYRIDAMOLE TRICHLORO IMPURITY ;
CAS:1449029-14-4
DPR10 :
2,4,6-Trichloro-8-(piperidin-1-yl)-pyrimido[5,4-d]pyrimidine ;

DISOPYRAMIDE EP IMPURITY A ; DIISOPYRONITRILE ;
CAS:5005-46-9
DPY01 :
(2RS)-4-[Bis(1-methylethyl)amino]-2-phenyl-2-(pyridin-2-yl)butanenitrile ;

DISOPYRAMIDE EP IMPURITY B ;
DPY02 :
(3RS)-N,N-Bis(1-methylethyl)-3-phenyl-3-(pyridin-2-yl)propan-1-amine ;

DISOPYRAMIDE EP IMPURITY C ;
CAS:1216619-15-6
DPY03X :
(2RS)-4-[(1-Methylethyl)amino]-2-phenyl-2-(pyridin-2-yl)butanamide oxalate ;

DISOPYRAMIDE EP IMPURITY D ; PYRONITRILE ;
CAS:5005-36-7
DPY04 :
(RS)-Phenyl(pyridin-2-yl)acetonitrile ;

DISOPYRAMIDE PHOSPHATE ;
CAS:22059-60-5
DPY00P :
(2RS)-4-[Bis(1-methylethyl)amino]-2-phenyl-2-(pyridin-2-yl)butanamide phosphate ;

DISULFIRAM ;
CAS:97-77-8
DSF00 :
Tetraethyldisulfanedicarbothioamide ;

DISULFIRAM EP IMPURITY A ; SULFIRAM ;
CAS:95-05-6
DSF01 :
Diethylthiocarbamic thioanhydride ;

DISULFIRAM EP IMPURITY B ;
CAS:20624-25-3
DSF02N :
Sodium Diethyldithiocarbamate Trihydrate ;

DITHRANOL ; ANTHRALIN ;
CAS:1143-38-0
DTR00 :
1,8-Dihydroxyanthracen-9(10H)-one ;

DITHRANOL EP IMPURITY A ; ANTHRONE ;
CAS:90-44-8
DTR01 :
Anthracen-9(10H)-one ;

DITHRANOL EP IMPURITY B ; DANTRON ;
CAS:117-10-2
DTR02 :
1,8-Dihydroxyanthracene-9,10-dione ;

DITHRANOL EP IMPURITY C ; DITHRANOL DIMER ;
CAS:31991-54-5
DTR03 :
4,4'-5,5'-Tetrahydroxy-9,9'-bianthracenyl-10,10'(9H,9H)-dione ;

DITHRANOL EP IMPURITY D ;
CAS:1715-81-7
DTR04 :
1-Hydroxyanthracen-9(10H)-one ;

DOBUTAMINE EP IMPURITY A ;
CAS:62-31-7
DBM01H :
4-(2-Aminoethyl)benzene-1,2-diol hydrochloride ;

DOBUTAMINE EP IMPURITY B ;
CAS:5471-51-2
DBM02 :
4-(4-Hydroxyphenyl)butan-2-one ;

DOBUTAMINE EP IMPURITY C ; DOBUTAMINE USP RC C ; TRIMETHOXY DOBUTAMINE HCL ;
CAS:51062-14-7
DBM03H :
(2RS)-N-[2-(3,4-Dimethoxyphenyl)ethyl]-4-(4-methoxyphenyl)butan-2-amine hydrochloride;

DOBUTAMINE HCL ;
CAS:49745-95-1
DBM00H :
4-[2-[[(2RS)-4-(4-Hydroxyphenyl)-butan-2-yl]amino]ethyl]-benzene-1,2-diol hydrochloride ;

DOCETAXEL ;
CAS:114977-28-5
DTX00 :
5�,20-Epoxy-1,7�,10�-trihydroxy-9-oxotax-11-ene-2a,4,13a-triyl 4-acetate 2-benzoate 13-[(2R,3S)-3-[[(1,1-dimethylethoxy)carbonyl]amino]-2-hydroxy-3-phenylpropanoate] ;

DOCETAXEL 2-DEBENZOYL 2-PENTENOYL ;
CAS:1412898-66-8
DTX52 :
(2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-1,2a,3,4,4a,6,9,10,11,12,12a,12b-Dodecahydro-4,6,9,11,12,12b-hexahydroxy-4a,8,13,13-tetramethyl-7,11-methano-5H-cyclodeca[3,4]benz[1,2-b]oxet-5-one 12b-acetate, 12-[(E)-2-methylbut-2-enoate], 9-ester with (2R,3S)-N-ter

DOCETAXEL 7-EPI-DAB-IMPURITY ; 7-EPI-10-DEACETYL BACCATIN III ;
CAS:71629-92-0
DTX55 :
5�,20-Epoxy-4-(acetyloxy)-1,7a,10�,13a-tetrahydroxy-9-oxotax-11-en-2a-yl benzoate ;

DOCETAXEL CROTONALDEHYDE ANALOG ;
DTX51 :
(1S,2S,3R,9S,E)-3-((S,E)-2-Acetoxy-1-hydroxy-5-oxopent-3-en-2-yl)-9-((2R,3S)-3-(tert-butoxycarbonyl)-2-hydroxy-3-phenylpropanoyloxy)-1,5-dihydroxy-4,8,11,11-tetramethyl-6-oxobicyclo[5.3.1]undeca-4,7-dien-2-yl benzoate ;

DOCETAXEL EP IMPURITY A ; 2-O-DESBENZOYL-2-O-TIGLYL DOCETAXEL ;
CAS:1887057-05-7
DTX01 :
5�,20-Epoxy-1,7�,10�-trihydroxy-9-oxotax-11-ene-2a,4,13a-triyl 4-acetate 13-[(2R,3S)-3-[[(1,1-dimethylethoxy)carbonyl]amino]-2-hydroxy-3-phenyl propanoate] 2-[(2E)-2-methylbut-2-enoate] ;

DOCETAXEL EP IMPURITY B ; 10-DEOXY-10-OXO DOCETAXEL ; 6-OXO DOCETAXEL (USP) ;
CAS:167074-97-7
DTX02 :
5�,20-Epoxy-1,7�-dihydroxy-9,10-dioxotax-11-ene-2a,4,13a-triyl 4-acetate 2-benzoate 13-[(2R,3S)-3-[[(1,1-dimethylethoxy)carbonyl]amino]-2-hydroxy-3-henylpropanoate] ;

DOCETAXEL EP IMPURITY C ; 7-EPI-DOCETAXEL ; 7-EPI-TAXOTERE; 4-EPI-DOCETAXEL (USP) ;
CAS:153381-68-1
DTX03 :
5�,20-Epoxy-1,7a,10�-trihydroxy-9-oxotax-11-ene-2a,4,13a-triyl 4-acetate 2-benzoate 13-[(2R,3S)-3-[[(1,1-dimethylethoxy)carbonyl]amino]-2-hydroxy-3-henylpropanoate] ;

DOCETAXEL EP IMPURITY D ; 10-DEOXY-10-OXO-7-EPI-DOCETAXEL ; 4-EPI-6-OXO DOCETAXEL (USP) ;
CAS:162784-72-7
DTX04 :
5�,20-Epoxy-1,7a-dihydroxy-9,10-dioxotax-11-ene-2a,4,13a-triyl 4-acetate 2-benzoate 13-[(2R,3S)-3-[[(1,1-dimethylethoxy)carbonyl]amino]-2-hydroxy-3-phenylpropanoate] ;

DOCETAXEL EP IMPURITY E ; 10-DESACETYL BACCATIN III ; DOCETAXEL DAB-IMPURITY ;
CAS:32981-86-5
DTX05 :
5�,20-Epoxy-4-(acetyloxy)-1,7�,10�,13a-tetrahydroxy-9-oxotax-11-en-2a-yl benzoate ;

DOCETAXEL EP IMPURITY F ; PACLITAXEL ;
CAS:33069-62-4
DTX06 :
5�,20-Epoxy-1,7�-dihydroxy-9-oxotax-11-ene-2a,4,10�,13a-tetrayl 4,10-diacetate 2-benzoate 13-[(2R,3S)-3-(benzoylamino)-2-hydroxy-3-phenyl propanoate] ;

DOCETAXEL EP IMPURITY G ; 10-ACETYL DOCETAXEL ;
CAS:125354-16-7
DTX07 :
5�,20-Epoxy-1,7�-dihydroxy-9-oxotax-11-ene-2a,4,10�,13a-tetrayl 4,10-diacetate 2-benzoate 13-[(2R,3S)-3-[[(1,1-dimethylethoxy)carbonyl]amino]-2-hydroxy-3-henylpropanoate] ;

DOCUSATE ETHYL ESTER ANALOG ;
DCS52N :
Sodium 4-ethoxy-1-(2-ethylhexyloxy)-1,4-dioxobutane-2-sulfonate ;

DOCUSATE SODIUM ;
CAS:577-11-7
DCS00N :
Sodium 1,4-bis(2-ethylhexyloxy)-1,4-dioxobutane-2-sulfonate ;

DOCUSATE USP RC B ;
CAS:86878-53-7
DCS22N :
Disodium 4-(2-ethylhexyloxy)-4-oxo-3-sulfonatobutanoate ;

DOFETILIDE ;
CAS:115256-11-6
DFT00 :
N-[4-[2-[Methyl[2-[4-[(methylsulfonyl)amino]phenoxy]ethyl]amino]ethyl]phenyl]-methanesulfonamide ;

DOFETILIDE DIAMINE IMPURITY ;
CAS:115256-13-8
DFT52 :
4-(2-((4-Aminophenethyl)(methyl)amino)ethoxy)benzenamine ;

DOFETILIDE DIMETHYLSULFONYL IMPURITY ;
CAS:937194-91-7
DFT44 :
N-[4-[2-[[2-[4-[Bis(Methylsulfonyl)amino]phenyl]ethyl]methylamino]ethoxy]phenyl]-N-(methylsulfonyl)-methanesulfonamide ;

DOFETILIDE N'-DESMETHYLSULFONYL IMPURITY ;
CAS:115256-12-7
DFT55 :
N-(4-(2-((4-Aminophenethyl)(methyl)amino)ethoxy)phenyl)methanesulfonamide ;

DOFETILIDE N'-DESMETHYLSULFONYL N-METHYLSULFONYL IMPURITY ;
CAS:937195-06-7
DFT56 :
N-[4-[2-[[2-(4-Aminophenyl)ethyl]methylamino]ethoxy]phenyl]-N-(methylsulfonyl)-methanesulfonamide ;

DOFETILIDE N'-METHYLSULFONYL IMPURITY ;
CAS:312315-47-2
DFT58 :
N-[4-[2-[Methyl[2-[4-[(methylsulfonyl)amino]phenoxy]ethyl]amino]ethyl]phenyl]-N-(methylsulfonyl)-methanesulfonamide ;

DOFETILIDE N'-NITRYL IMPURITY ;
CAS:115256-44-5
DFT60 :
N-(4-(2-((4-Nitrophenethyl)(methyl)amino)ethoxy)phenyl)methanesulfonamide ;

DOFETILIDE N-DESMETHYLSULFONYL IMPURITY ;
CAS:115256-46-7
DFT53H :
N-(4-(2-((2-(4-Aminophenoxy)ethyl)(methyl)amino)ethyl)phenyl)methanesulfonamide dihydrochloride ;

DOFETILIDE N-DESMETHYLSULFONYL N'-METHYLSULFONYL IMPURITY ;
CAS:937194-99-5
DFT54 :
N-[4-[2-[[2-(4-Aminophenoxy)ethyl]methylamino]ethyl]phenyl]-N-(methylsulfonyl)-methanesulfonamide ;

DOFETILIDE N-METHYLSULFONYL IMPURITY ;
CAS:937195-03-4
DFT57 :
N-[4-[2-[Methyl[2-[4-[(methylsulfonyl)amino]phenyl]ethyl]amino]ethoxy]phenyl]-N-(methylsulfonyl)-methanesulfonamide ;

DOFETILIDE N-NITRYL IMPURITY ;
CAS:115256-45-6
DFT59 :
N-(4-(2-(Methyl(2-(4-nitrophenoxy)ethyl)amino)ethyl)phenyl)methanesulfonamide ;

DOFETILIDE N-OXIDE ;
CAS:144449-71-8
DFT50 :
N-[4-[2-[Methyl[2-[4-[(methylsulfonyl)amino]phenoxy]ethyl]oxidoamino]ethyl]phenyl]-methanesulfonamide ;

DOFETILIDE USP RC A ; N-DESMETHYL DOFETILIDE ;
CAS:176447-94-2
DFT21 :
N-[4-[2-[[2-[4-[(Methylsulfonyl)amino]phenoxy]ethyl]amino]ethyl]phenyl]methane sulfonamide ;

DOLASETRON (BASE) ;
CAS:115956-12-2
DLS00B :
(2a,6a,8a,9a�)-1H-Indole-3-carboxylic acid octahydro-3-oxo-2,6-methano-2H-quinolizin-8-yl ester ;

DOLASETRON HYDROXY IMPURITY ;
CAS:127951-99-9
DLS50 :
(2a,6a,8a,9a�)-1H-Indole-3-carboxylic Acid Octahydro-3-hydroxy-2,6-methano-2H-quinolizin-8-yl ester ;

DOLASETRON MESYLATE ;
CAS:115956-13-3
DLS00M :
(2a,6a,8a,9a�)-1H-Indole-3-carboxylic acid octahydro-3-oxo-2,6-methano-2H-quinolizin-8-yl ester monomethanesulfonate ;

DOLASETRON USP RC A ;
CAS:115956-07-5
DLS21H :
Hexahydro-8-hydroxy-2,6-methano-2H-quinolizin-3 (4H)-one HCl ;

DOLUTEGRAVIR (R,R)-ISOMER ;
CAS:1357289-29-2
DGV61 :
(4R,12aR)-N-[(2,4-Difluorophenyl)methyl]-3,4,6,8,12,12a-hexahydro-7-hydroxy-4-methyl-6,8-dioxo-2H-pyrido[1�,2�:4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxamide ;

DOLUTEGRAVIR (S,R)-ISOMER ; DOLUTEGRAVIR ENANTIOMER ;
CAS:1309560-49-3
DGV63 :
(4S,12aR)-N-[(2,4-Difluorophenyl)methyl]-3,4,6,8,12,12a-hexahydro-7-hydroxy-4-methyl-6,8-dioxo-2H-pyrido[1�,2�:4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxamide ;

DOLUTEGRAVIR (S,S)-ISOMER ;
DGV64 :
(4S,12aS)-N-[(2,4-Difluorophenyl)methyl]-3,4,6,8,12,12a-hexahydro-7-hydroxy-4-methyl-6,8-dioxo-2H-pyrido[1�,2�:4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxamide ;

DOLUTEGRAVIR ; (R,S)-DOLUTEGRAVIR ;
CAS:1051375-16-6
DGV00 :
(4R,12aS)-N-[(2,4-Difluorophenyl)methyl]-3,4,6,8,12,12a-hexahydro-7-hydroxy-4-methyl-6,8-dioxo-2H-pyrido[1�,2�:4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxamide ;

DOLUTEGRAVIR 2,4-DIDESFLUORO IMPURITY ;
DGV70 :
(4R,12aS)-N-Benzyl-7-hydroxy-4-methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2H-pyrido[1�,2�:4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxamide ;

DOLUTEGRAVIR 2-DESFLUORO IMPURITY ;
CAS:1863916-88-4
DGV72 :
(4R,12aS)-N-(4-Fluorobenzyl)-7-hydroxy-4-methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2H-pyrido[1�,2�:4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxamide ;

DOLUTEGRAVIR 4-DESFLUORO 6-FLUORO IMPURITY ; DOLUTEGRAVIR 2,6-DIFLUORO ANALOG ; DOLUTEGRAVIR IMPURITY C ;
DGV73 :
(4R,12aS)-N-(2,6-Difluorobenzyl)-7-hydroxy-4-methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2H-pyrido[1�,2�:4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxamide ;

DOLUTEGRAVIR 4-DESFLUORO IMPURITY ;
CAS:1863916-87-3
DGV74 :
(4R,12aS)-N-(2-Fluorobenzyl)-7-hydroxy-4-methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2H-pyrido[1�,2�:4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxamide ;

DOLUTEGRAVIR 4-EPIMER ; 4-EPI-DOLUTEGRAVIR ;
CAS:1357289-37-2
DGV44 :
(4S,12aS)-N-[(2,4-Difluorophenyl)methyl]-3,4,6,8,12,12a-hexahydro-7-hydroxy-4-methyl-6,8-dioxo-2H-pyrido[1�,2�:4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxamide ;

DOLUTEGRAVIR AMIDE ; N-DES-2,4-DIFLUOROBENZYL DOLUTEGRAVIR ;
CAS:1485081-26-2
DGV55 :
(4R,12aS)-3,4,6,8,12,12a-Hexahydro-7-hydroxy-4-methyl-6,8-dioxo-2H-pyrido[1�,2�:4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxamide ;

DOLUTEGRAVIR CARBOXYLIC ACID ; DOLUTEGRAVIR DESDIFLUOROPHENYL CARBOXYLIC ACID ;
CAS:1246616-73-8
DGV54 :
(4R,12aS)-3,4,6,8,12,12a-Hexahydro-7-hydroxy-4-methyl-6,8-dioxo-2H-pyrido[1�,2�:4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxylic acid ;

DOLUTEGRAVIR CARBOXYLIC ACID ETHYL ESTER ;
CAS:1246616-78-3
DGV56 :
(4R,12aS)-3,4,6,8,12,12a-Hexahydro-7-hydroxy-4-methyl-6,8-dioxo-2H-pyrido[1�,2�:4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxylic acid ethyl ester ;

DOLUTEGRAVIR DIBENZYL DIHYDRO IMPURITY ; DOLUTEGRAVIR IMPURITY F ;
DGV58 :
(R)-3-(7-((2,4-Difluorobenzyl)carbamoyl)-9-hydroxy-1,8-dioxo-3,4-dihydro-1H-pyrido[1,2-a]pyrazin-2(8H)-yl)butyl 2,4-difluorobenzylcarbamate ;

DOLUTEGRAVIR DIBENZYL IMPURITY ; DOLUTEGRAVIR IMPURITY 7 ;
DGV57 :
(R)-3-(7-((2,4-Difluorobenzyl)carbamoyl)-9-hydroxy-1,8-dioxo-1H-pyrido[1,2-a]pyrazin-2(8H)-yl)butyl 2,4-difluorobenzylcarbamate ;

DOLUTEGRAVIR IMPURITY A ;
DGV71 :
(R)-N-(2,4-Difluorobenzyl)-9-ethoxy-2-(4-hydroxybutan-2-yl)-1,8-dioxo-2,8-dihydro-1H-pyrido[1,2-a]pyrazine-7-carboxamide ;

DOLUTEGRAVIR IMPURITY E ;
DGV75 :
(R)-N-(2,4-Difluorobenzyl)-9-hydroxy-2-(4-hydroxybutan-2-yl)-1,8-dioxo-2,3,4,8-tetrahydro-1H-pyrido[1,2-a]pyrazine-7-carboxamide ;

DOLUTEGRAVIR O-BENZYL IMPURITY ;
CAS:1206102-11-5
DGV65 :
(4R,12aS)-N-(2,4-Difluorobenzyl)-7-benzyloxy-4-methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2H-pyrido[1',2':4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxamide ;

DOLUTEGRAVIR O-ETHYL IMPURITY ;
DGV62 :
(4R,12aS)-N-(2,4-Difluorobenzyl)-7-ethoxy-4-methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2H-pyrido[1',2':4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxamide ;

DOLUTEGRAVIR O-METHYL 12A-EPIMER ;
DGV52 :
(4R,12aR)-N-[(2,4-Difluorophenyl)methyl]-3,4,6,8,12,12a-hexahydro-7-methoxy-4-methyl-6,8-dioxo-2H-pyrido[1�,2�:4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxamide ;

DOLUTEGRAVIR O-METHYL ENANTIOMER ;
DGV53 :
(4S,12aR)-N-[(2,4-Difluorophenyl)methyl]-3,4,6,8,12,12a-hexahydro-7-methoxy-4-methyl-6,8-dioxo-2H-pyrido[1�,2�:4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxamide ;

DOLUTEGRAVIR O-METHYL IMPURITY ;
CAS:1335210-35-9
DGV60 :
(4R,12aS)-N-[(2,4-Difluorophenyl)methyl]-3,4,6,8,12,12a-hexahydro-7-methoxy-4-methyl-6,8-dioxo-2H-pyrido[1�,2�:4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxamide ;

DOLUTEGRAVIR O-SS-D-GLUCOSIDE ;
CAS:1822365-49-0
DGV50 :
N-?[(2,?4-?difluorophenyl)?methyl]?-?7-?(�-?D-?glucopyranosyloxy)?-?3,?4,?6,?8,?12,?12a-?hexahydro-?4-?methyl-?6,?8-?dioxo2H-?Pyrido[1�,?2�:4,?5]?pyrazino[2,?1-?b]?[1,?3]?oxazine-?9-?carboxamide ;

DOLUTEGRAVIR O-SS-D-GLUCURONIDE ;
CAS:1485692-21-4
DGV51 :
(4R,12aS)-9-[[[(2,4-Difluorophenyl)methyl]amino]carbonyl]-3,4,6,8,12,12a-hexahydro-4-methyl-6,8-dioxo-2H-pyrido[1�,2�:4,5]pyrazino[2,1-b][1,3]oxazin-7-yl �-D-glucopyranosiduronic acid ;

DOLUTEGRAVIR SODIUM SALT ;
CAS:1051375-19-9
DGV00N :
N-[(2,4-Difluorophenyl)methyl]-3,4,6,8,12,12a-hexahydro-7-hydroxy-4-methyl-6,8-dioxo-2H-pyrido[1�,2�:4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxamide sodium salt ;

DOMPERIDONE ;
CAS:57808-66-9
DPD00 :
5-Chloro-1-[1-[3-(2-oxo-2,3-dihydro-1H-benzimidazol-1-yl)propyl] piperidin-4-yl]-1,3-dihydro-2H-benzimidazol-2-one ;

DOMPERIDONE EP IMPURITY A ;
CAS:53786-28-0
DPD01 :
5-Chloro-1-(piperidin-4-yl)-1,3-dihydro-2H-benzimidazol-2-one ;

DOMPERIDONE EP IMPURITY B ;
CAS:1346598-11-5
DPD02 :
4-(5-Chloro-2-oxo-2,3-dihydro-1H-benzimidazol-1-yl)-1-formylpiperidine ;

DOMPERIDONE EP IMPURITY C ; DOMPERIDONE N-OXIDE ;
CAS:118435-03-3
DPD03 :
cis-4-(5-Chloro-2-oxo-2,3-dihydro-1H-benzimidazol-1-yl)-1-[3-(2-oxo-2,3-dihydro-1H-benzimidazol-1-yl)propyl]piperidine 1-oxide ;

DOMPERIDONE EP IMPURITY D ;
CAS:1614255-34-3
DPD04 :
5-Chloro-3-[3-(2-oxo-2,3-dihydro-1H-benzimidazol-1-yl)propyl]-1-[1-[3-(2-oxo-2,3-dihydro-1H-benzimidazol-1-yl)propyl]piperidin-4-yl]-1,3-dihydro-2H-benzimidazol-2-one ;

DOMPERIDONE EP IMPURITY E ;
CAS:1346602-50-3
DPD05 :
1-[3-[4-(5-Chloro-2-oxo-2,3-dihydro-1H-benzimidazol-1-yl)piperidin-1-yl] propyl]-3-[3-(2-oxo-2,3-dihydro-1H-benzimidazol-1-yl)propyl]-1,3-dihydro-2H-benzimidazol-2-one ;

DOMPERIDONE EP IMPURITY F ;
CAS:1391053-55-6
DPD06 :
1,3-bis[3-[4-(5-Chloro-2-oxo-2,3-dihydro-1H-benzimidazol-1-yl)piperidin-1-yl]propyl]-1,3-dihydro-2H-benzimidazol-2-one ;

DONEPEZIL 3-HYDROXY IMPURITY ; 3-HYDROXY DONEPEZIL (USP) ;
CAS:2097683-67-3
DNP53H :
2-((1-Benzylpiperidin-4-yl)methyl)-3-hydroxy-5,6-dimethoxy-2,3-dihydroinden-1-one HCl ;

DONEPEZIL 4-HYDROXY IMPURITY ;
CAS:197010-22-3
DNP54 :
2,3-Dihydro-2-[[4-hydroxy-1-(phenylmethyl)-4-piperidinyl]methyl]-5,6-dimethoxy-1H-inden-1-one ;

DONEPEZIL 5-O-DESMETHYL IMPURITY ;
CAS:120013-57-2
DNP55 :
(RS)-2-[(1-Benzyl-4-piperidyl)methyl]-5-hydroxy-6-methoxy-1-indanone ;

DONEPEZIL 6-O-DESMETHYL IMPURITY ;
CAS:120013-56-1
DNP56 :
(RS)-2-[(1-Benzyl-4-piperidyl)methyl]-6-hydroxy-5-methoxy-1-indanone ;

DONEPEZIL ALDEHYDE IMPURITY ;
CAS:22065-85-6
DNP42 :
(RS)-(1-Benzyl-piperidin-4-yl)formaldehyde ;

DONEPEZIL ALKENE PYRIDINE N-OXIDE (USP) ; DONEPEZIL PYRIDINE DEHYDRO N-OXIDE ;
CAS:896134-06-8
DNP48 :
4-[(5,6-Dimethoxy-1-oxo-1H-inden-2-yl)methyl]pyridine 1-oxide ; 5,6-Dimethoxy-2-(1-oxido-pyridin-4-ylmethylene)indan-1-one ;

DONEPEZIL BENZYL BROMIDE ; DONEPEZIL QUATERNARY SALT (USP) ;
CAS:844694-85-5
DNP31 :
1,1-Dibenzyl-4-[(5,6-dimethoxy-1-oxoindan-2-yl) methyl]piperidinium bromide ;

DONEPEZIL DEHYDRO DEOXY IMPURITY (USP) ; DONEPEZIL INDENE IMPURITY (USP) ;
CAS:120013-45-8
DNP32 :
1-Benzyl-4-[(5,6-dimethoxyinden-2-yl)methyl] piperidine ;

DONEPEZIL DEOXY IMPURITY ;
CAS:844694-84-4
DNP33 :
1-Benzyl-4-[(5,6-dimethoxyindan-2-yl)methyl] piperidine ;

DONEPEZIL DESBENZYL DEOXY IMPURITY ; DEOXY DESBENZYL DONEPEZIL HCL ;
CAS:1034439-43-4
DNP44H :
4-[(5,6-Dimethoxyindan-2-yl)methyl] piperidine HCl ;

DONEPEZIL DESBENZYL IMPURITY ; DESBENZYL DONEPEZIL HYDROCHLORIDE (USP) ;
CAS:120013-39-0
DNP34H :
5,6-Dimethoxy-2-(piperidin-4-ylmethyl) indan-1-one hydrochloride ;

DONEPEZIL DIDESMETHYL IMPURITY ;
CAS:220170-71-8
DNP57H :
(RS)-2-[(1-Benzyl-4-piperidyl)methyl]-5,6-dihydroxy-1-indanone HBr ;

DONEPEZIL DIHYDRO IMPURITY ;
CAS:120012-04-6
DNP35 :
2,3-Dihydro-5,6-dimethoxy-2-[[1-(phenylmethyl)-4-piperidinyl]methyl]-1H-inden-1-ol ;

DONEPEZIL HYDROCHLORIDE ;
CAS:120011-70-3
DNP00H :
(RS)-2-[(1-Benzyl-4-piperidyl)methyl]-5,6-dimethoxy-1-indanone hydrochloride ;

DONEPEZIL HYDROXY KETO IMPURITY ; HYDROXY DONEPEZIL (USP) ;
CAS:197010-20-1
DNP36 :
2-[(1-Benzylpiperidin-4-yl)(hydroxy)methyl]-5,6-dimethoxyindan-1-one ;

DONEPEZIL INDANONE IMPURITY ;
CAS:2107-69-9
DNP41 :
5,6-Dimethoxy-1-indanone ;

DONEPEZIL N-OXIDE ;
CAS:120013-84-5
DNP50 :
(RS)-2-[(1-Benzyl-4-piperidyl)methyl]-5,6-dimethoxy-1-indanone N-Oxide ;

DONEPEZIL OPEN-RING HYDROXY ACID ; DONEPEZIL HYDROXY ACID IMPURITY ;
DNP39N :
2-[3-(1-Benzylpiperidin-4-yl)-2-hydroxypropyl)-4,5-dimethoxybenzoic acid sodium salt ;

DONEPEZIL OPEN-RING KETO ACID (SODIUM SALT) ; DONEPEZIL KETO ACID SODIUM SALT ;
CAS:197010-25-6
DNP40N :
2-[3-(1-Benzylpiperidin-4-yl)-2-oxopropyl)-4,5-dimethoxybenzoic acid sodium salt ;

DONEPEZIL PYRIDINE ANALOG (USP) ; DPMI ;
CAS:4803-57-0
DNP37 :
5,6-Dimethoxy-2-(pyridin-4-ylmethyl)indan-1-one ;

DONEPEZIL PYRIDINE DEHYDRO IMPURITY ;
CAS:4803-74-1
DNP38 :
5,6-Dimethoxy-2-(pyridin-4-ylmethylene)indan-1-one ;

DONEPEZIL PYRIDINE N-OXIDE ;
CAS:896134-07-9
DNP47 :
5,6-Dimethoxy-2-(1-oxido-pyridin-4-ylmethyl)indan-1-one ;

DONEPEZIL USP RC A ; DONEPEZIL DEHYDRO IMPURITY ; (E)-DEHYDRO DONEPEZIL ;
CAS:145546-80-1
DNP21 :
(E)-2-[(1-Benzylpiperidin-4-yl)methylene]-5,6-dimethoxyindan-1-one ;

DOPEXAMINE DIHYDROCHLORIDE ;
CAS:86484-91-5
DPX00H :
4-[2-[[6-[(2-Phenylethyl)amino]hexyl]amino]ethyl]benzene-1,2-diol dihydrochloride ;

DOPEXAMINE EP IMPURITY A ;
DPX01 :
4,4'-[Hexane-1,6-diylbis(iminoethylene)]dibenzene-1,2-diol ;

DOPEXAMINE EP IMPURITY B ;
DPX02 :
2-Methoxy-4-[2-[[6-[(2-phenylethyl)amino]hexyl]amino]ethyl]phenol ;

DOPEXAMINE EP IMPURITY C ;
DPX03 :
2-Methoxy-5-[2-[[6-[(2-phenylethyl)amino]hexyl]amino]ethyl]phenol ;

DOPEXAMINE EP IMPURITY D ;
DPX04 :
4,4'-Methylenebis[5-[2-[[6-[(2-phenylethyl)amino]hexyl]amino]ethyl]benzene-1,2-diol] ;

DOPEXAMINE EP IMPURITY E ;
DPX05 :
3-[4,5-Dihydroxy-2-[2-[[6-[(2-phenylethyl)amino]hexyl]amino]ethyl]benzyl]-4-[2-[[6-[(2-phenylethyl)amino]hexyl]amino]ethyl]benzene-1,2-diol ;

DOPEXAMINE EP IMPURITY F ;
DPX06 :
4-Chloro-5-[2-[[6-[(2-phenylethyl)amino]hexyl]amino]ethyl]benzene-1,2-diol ;

DOPEXAMINE EP IMPURITY G ;
DPX07 :
Bis(2-phenylethyl) hexanedioate ;

DOPEXAMINE EP IMPURITY H ;
CAS:86480-27-5
DPX08 :
N-[2-(3,4-Dimethoxyphenyl)ethyl]-N'-(2-phenylethyl)hexane-1,6-diamine ;

DOPEXAMINE EP IMPURITY I ;
DPX09 :
1-[6-[(2-Phenylethyl)amino]hexyl]-2,3-dihydro-1H-indole-5,6-dione ;

DOPEXAMINE EP IMPURITY J ;
DPX10 :
N,N'-Bis(2-phenylethyl)hexane-1,6-diamine ;

DOPEXAMINE EP IMPURITY K ;
DPX11 :
1-[6-[(2-Phenylethyl)amino]hexyl]-1H-indole-5,6-diol ;

DORIPENEM MONOHYDRATE ;
CAS:364622-82-2
DRP00 :
(4R,5S,6S)-6-(1-Hydroxyethyl)-4-methyl-7-oxo-3-[(3S,5S)-5-[(sulfamoyl amino) methyl]pyrrolidin-3-yl]sulfanyl-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid monohydrate

DORZOLAMIDE 3-SULFONAMIDE ANALOG ;
DZL43 :
(4S-trans)-4-(N-Ethylamine)-5,6-dihydro-(6S)-methyl-4H-thieno-[2,3]thiopyran-3-sulfonamide-7,7-dioxide ;

DORZOLAMIDE DESAMINOSULFONYL HCL ;
CAS:897657-77-1
DZL44H :
(4S,6S)-N-Ethyl-5,6-dihydro-6-methyl-4H-thieno[2,3-b]thiopyran-4-amine 7,7-dioxide hydrochloride ;

DORZOLAMIDE EP IMPURITY A ; DORZOLAMIDE USP RC A ; ENT-DORZOLAMIDE HCL ;
CAS:120279-95-0
DZL01H :
(4R,6R)-4-(Ethylamino)-6-methyl-5,6-dihydro-4H-thieno[2, 3-b]thiopyran-2-sulfonamide 7,7-dioxide HCl ;

DORZOLAMIDE EP IMPURITY B ; DORZOLAMIDE USP RC B ; RAC-CIS DORZOLAMIDE HCL ;
CAS:120279-37-0
DZL02H :
(4RS,6SR)-4-(Ethylamino)-6-methyl-5,6-dihydro-4H-thieno[2, 3-b]thiopyran-2-sulfonamide 7,7-dioxide HCl ;

DORZOLAMIDE EP IMPURITY C ; N-DESETHYL-N-(2-BORONOETHYL) DORZOLAMIDE HCL ;
DZL03H :
[2-[[(4S,6S)-6-Methyl-7,7-dioxo-2sulfamoyl-4,5,6,7-tetrahydro-7?6 -thieno[2,3-b]thiopyran-4yl]amino]ethyl]boronic acid HCl ;

DORZOLAMIDE EP IMPURITY D ; DORZOLAMIDE USP RC D ; N-DESETHYL DORZOLAMIDE HCL ;
CAS:154154-90-2
DZL04H :
(4S,6S)-4-Amino-6-methyl-5,6-dihydro-4H-thieno[2,3-b]thiopyran-2-sulfonamide 7,7-dioxide HCl ;

DORZOLAMIDE HCL ;
CAS:130693-82-2
DZL00 :
(4S,6S)-4-(Ethylamino)-6-methyl-5,6-dihydro-4H-thieno[2,3-b]thiopyran-2-sulfonamide 7,7-dioxide hydrochloride ;

DORZOLAMIDE N-ACETYL IMPURITY ; N-ACETYL DORZOLAMIDE ;
CAS:403848-09-9
DZL45 :
N-[(4S,6S)-2-(Aminosulfonyl)-5,6-dihydro-6-methyl-7,7-dioxido-4H-thieno[2,3-b]thiopyran-4-yl]-N-ethyl-acetamide ;

DORZOLAMIDE N-DESETHYL N-ACETYL ANALOG ;
CAS:147200-03-1
DZL40 :
(4S,6S)-4-(Acetylamino)-6-methyl-5,6-dihydro-4H-thieno[2,3-b]thiopyran-2-sulfonamide 7,7-dioxide ;

DOSULEPIN DESMETHYL IMPURITY ; NORDOSULEPIN ;
CAS:1154-09-2
DSL50 :
(E)-3-(Dibenzo[b,e]thiepin-11(6H)-ylidene)-N-methylpropan-1-amine ;

DOSULEPIN EP IMPURITY A ; DOSULEPIN SULFOXIDE ;
CAS:1447-71-8
DSL01 :
(E)-3-(5-Oxo-5.4-dibenzo[b,e]thiepin-11(6H)-ylidene)-N,N-dimethylpropan-1-amine ;

DOSULEPIN EP IMPURITY B ;
CAS:1531-77-7
DSL02 :
Dibenzo[b,e]thiepin-11(6H)-one ;

DOSULEPIN EP IMPURITY C ;
CAS:1531-85-7
DSL03 :
(11RS)-11-[3-(Dimethylamino)propyl]-6,11-dihydrodibenzo[b,e]thiepin-11-ol ;

DOSULEPIN EP IMPURITY D ; DOSULEPIN (S,S)-DIOXIDE ;
CAS:25846-81-5
DSL04 :
(E)-3-(5,5-Dioxo-5.6-dibenzo[b,e]thiepin-11(6H)-ylidene)-N,N-dimethylpropan-1-amine ;

DOSULEPIN EP IMPURITY E ; (Z)-DOSULEPIN ;
CAS:25627-38-7
DSL05 :
(Z)-3-(Dibenzo[b,e]thiepin-11(6H)-ylidene)-N,N-dimethylpropan-1-amine ;

DOSULEPIN HCL ; DOTHIEPIN HCL ;
CAS:897-15-4
DSL00H :
(E)-3-(Dibenzo[b,e]thiepin-11(6H)-ylidene)-N,N-dimethylpropan-1-amine hydrochloride ;

DOSULEPIN N-OXIDE SULFOXIDE ;
DSL51H :
(E)-3-(5-Oxo-5.4-dibenzo[b,e]thiepin-11(6H)-ylidene)-N,N-dimethylpropan-1-amine n-oxide hydrochloride ;

DOVITINIB LACTATE ;
CAS:692737-80-7
DVT00L :
4-Amino-5-fluoro-3-[6-(4-methyl-1-piperazinyl)-1H-benzimidazol-2-yl]-2(1H)-quinolinone 2-hydroxypropanoate ;

DOVITINIB N-DESMETHYL ANALOG ;
CAS:668432-44-8
DVT51 :
4-Amino-5-fluoro-3-[6-(1-piperazinyl)-1H-benzimidazol-2-yl]-2(1H)-quinolinone ;

DOXAPRAM EP IMPURITY A ;
CAS:3192-64-1
DXM01 :
(4RS)-4-(2-Chloroethyl)-1-ethyl-3,3-diphenylpyrrolidin-2-one ;

DOXAPRAM EP IMPURITY B ;
CAS:100106-91-0
DXM02 :
(4RS)-1-Ethyl-4-[2-[(2-hydroxyethyl)amino]ethyl]-3,3-diphenylpyrrolidin-2-one ;

DOXAPRAM HYDROCHLORIDE ;
CAS:113-07-5
DXM00H :
(4RS)-1-Ethyl-4-[2-(morpholin-4-yl)ethyl]-3,3-diphenylpyrrolidin-2-one hydrochloride ;

DOXAZOSIN EP IMPURITY A (= USP RC D) ;
CAS:3663-80-7
DXZ01 :
1,4-Benzodioxan-2-carboxylic acid ;

DOXAZOSIN EP IMPURITY B (= USP RC A) ;
CAS:70918-74-0
DXZ02H :
N-(1,4-Benzodioxane-2-carbonyl)piperazine hydrochloride ;

DOXAZOSIN EP IMPURITY C (= USP RC F) ;
CAS:617677-53-9
DXZ03 :
N,N'-bis(1,4-Benzodioxane-2-carbonyl)piperazine ;

DOXAZOSIN EP IMPURITY D (= USP RC B) ;
CAS:28888-44-0
DXZ04 :
6,7-Dimethoxy-2,4-quinazolinedione ;

DOXAZOSIN EP IMPURITY E (= USP RC E) ;
CAS:27631-29-4
DXZ05 :
2,4-Dichloro-6,7-dimethoxyquinazoline ;

DOXAZOSIN EP IMPURITY F (= USP RC C) ; ALFUZOSIN EP IMPURITY B ;
CAS:23680-84-4
DXZ06 :
4-Amino-2-chloro-6,7-dimethoxyquinazoline ;

DOXAZOSIN EP IMPURITY G ; TERAZOSIN EP IMPURITY C ; TERAZOSIN USP RC A ; PRAZOSIN EP IMPURITY C ;
CAS:60547-97-9
DXZ07 :
6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine ;

DOXAZOSIN EP IMPURITY H ; PRAZOSIN EP IMPURITY E ; TERAZOSIN EP IMPURITY E ;
CAS:102839-00-9
DXZ08 :
2,2'-(1,4-Piperazinediyl)bis[6,7-dimethoxy-4-quinazolinamine] ;

DOXAZOSIN MESYLATE ;
CAS:77883-43-3
DXZ00M :
1-(4-Amino-6,7-dimethoxyquinazolin-2-yl)-4-[(2RS)-2,3-dihydro-1,4-benzodioxin-2-ylcarbonyl]piperazine methanesulphonate ;

DOXEPIN EP IMPURITY A ; DOXEPIN USP RC A ; DOXEPINONE ;
CAS:4504-87-4
DXP01 :
Dibenzo[b,e]oxepin-11(6H)-one ; 6,11-Dihydrodibenz[b,e]oxepin-11-one ;

DOXEPIN EP IMPURITY B ; DOXEPIN USP RC B ; DOXEPINOL ;
CAS:4504-88-5
DXP02 :
(11RS)-11-[3-(Dimethylamino)propyl]-6,11-dihydrodibenzo[b,e]oxepin-11-ol ;

DOXEPIN EP IMPURITY C ; DOXEPIN USP RC C ; N-DESMETHYL (E)-DOXEPIN HCL ;
CAS:4504-96-5
DXP03H :
(E)-3-(Dibenzo[b,e]oxepin-11(6H)-ylidene)-N-methylpropan-1-amine HCl ;

DOXEPIN EP IMPURITY D ; DOXEPIN HCL (Z)-ISOMER ;
CAS:25127-31-5
DXP04H :
(Z)-3-(Dibenzo[b,e]oxepin-11(6H)-ylidene)-N,N-dimethylpropan-1-amine HCl ;

DOXEPIN HCL ;
CAS:1229-29-4
DXP00H :
(E)-3-(Dibenzo[b,e]oxepin-11(6H)-ylidene)-N,N-dimethylpropan-1-amine hydrochloride ;

DOXEPIN HCL N-DESMETHYL (Z)-ISOMER ;
CAS:124694-02-6
DXP50H :
(3Z)-3-Dibenz[b,e]oxepin-11(6H)-ylidene-N-methyl-1-propanamine HCl ;

DOXEPIN HCL N-DESMETHYL (Z/E)-MIXTURE ;
CAS:2887-91-4
DXP53H :
3-(Dibenzo[b,e]oxepin-11(6H)-ylidene)-N-methylpropan-1-amine HCl ;

DOXEPIN N-DESMETHYL N-ACETYL IMPURITY ;
CAS:250331-54-5
DXP51 :
N-[(3E)-3-Dibenz[b,e]oxepin-11(6H)-ylidenepropyl]-N-methylacetamide ;

DOXEPIN-N-OXIDE ;
CAS:22684-91-9
DXP52 :
3-Dibenz[b,e]oxepin-11(6H)-ylidene-N,N-dimethyl-1-propanamine N-Oxide ; N,N-Diethyldibenz[b,d]oxepin-11(6H),a-propylamine N-Oxide ;

DOXIFLURIDINE ; CAPECITABINE EP IMPURITY B ; CAPECITABINE USP RC B ; DEOXY-5-FLUOROURIDINE ;
CAS:9/5/3094
DFL00 :
Deoxy-5-Fluorouridine ;

DOXIFLURIDINE 5-FLUOROCYTOSINE IMPURITY ; CAPECITABINE EP IMPURITY A ; CAPECITABINE USP RC A ;
CAS:66335-38-4
DFL50 :
5'-Deoxy-5-fluorocytidine ;

DOXOFYLLINE ;
CAS:69975-86-6
DXF00 :
7-(1,3-Dioxolan-2-ylmethyl)-3,7-dihydro-1,3-dimethyl-1H-purine-2,6-dione ;

DOXOFYLLINE CARBOXYLIC ACID IMPURITY ;
DXF51 :
1-((1,3-Dioxolan-2-yl)methyl)-4-(1,3-dimethylureido)-1H-imidazole-5-carboxylic acid ;

DOXOFYLLINE DIHYDROXYETHYL ANALOG ;
DXF53 :
7-(2,2-Dihydroxyethyl)-1,3-dimethyl-1H-purine-2,6(3H,7H)-dione ;

DOXOFYLLINE N9-ISOMER ;
CAS:1174289-18-9
DXF59 :
9-((1,3-Dioxolan-2-yl)methyl)-1,3-dimethyl-1H-purine-2,6(3H,9H)-dione ;

DOXOFYLLINE USP RC B ; DESCARBONYL DOXOFYLLINE ;
CAS:1429636-74-7
DXF22 :
1-((1,3-Dioxolan-2-yl)methyl)-N-methyl-4-(methylamino)-1H-imidazole-5-carboxamide ;

DOXYCYCLINE EP IMPURITY A (BASE) ; DOXYCYCLINE USP RC A (BASE) ; 6-EPI DOXYCYCLINE ;
CAS:3219-99-6
DXC01B :
(4S,4aR,5S,5aR,6S,12aS)-4-(Dimethylamino)-3,5,10,12,12a-pentahydroxy-6-methyl-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamide ;

DOXYCYCLINE EP IMPURITY A (HCL) ; DOXYCYCLINE USP RC A (HCL) ; 6-EPI DOXYCYCLINE HCL ;
CAS:41411-66-9
DXC01H :
(4S,4aR,5S,5aR,6S,12aS)-4-(Dimethylamino)-3,5,10,12,12a-pentahydroxy-6-methyl-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamide HCl ;

DOXYCYCLINE EP IMPURITY B ; METHACYCLINE HCL ;
CAS:914-00-1
DXC02H :
(4S,4aR,5S,5aR,12aS)-4-(Dimethylamino)-3,5,10,12,12a-pentahydroxy-6-methylene-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamide HCl ;

DOXYCYCLINE EP IMPURITY C ; 4-EPI DOXYCYCLINE ;
CAS:6543-77-7
DXC03 :
(4R,4aR,5S,5aR,6R,12aS)-4-(Dimethylamino)-3,5,10,12,12a-pentahydroxy-6-methyl-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamide ;

DOXYCYCLINE EP IMPURITY D ; 4-EPI 6-EPI DOXYCYCLINE ;
CAS:97583-08-9
DXC04 :
(4R,4aR,5S,5aR,6S,12aS)-4-(Dimethylamino)-3,5,10,12,12a-pentahydroxy-6-methyl-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamide ;

DOXYCYCLINE EP IMPURITY E ; OXYTETRACYCLINE ;
CAS:79-57-2
DXC05 :
(4S,4aR,5S,5aR,6S,12aS) -4-(dimethylamino)-3,5,6,10,11,12a-hexahydroxy -6-methyl-1,12-dioxo-1,4,4a,5,5a,6,12,12a-octahydrotetracene -2-carboxamide ;

DOXYCYCLINE EP IMPURITY F ; 2-ACETYL 2-DECARBAMOYL DOXYCYCLINE ; DOXYCYCLINE 2-ACETYL ANALOG ;
CAS:122861-53-4
DXC06 :
(4S,4aR,5S,5aR,6R,12aS)-2-Acetyl-4-(dimethylamino)-3,5,10,12,12a-pentahydroxy-6-methyl-4a,5a,6,12a-tetrahydrotetracene-1,11(4H,5H)-dione ;

DOXYCYCLINE HYCLATE ; DOXYCYCLINE HYDROCHLORIDE HEMIETHANOL HEMIHYDRATE ;
CAS:24390-14-5
DXC00H :
(4S,4aR,5S,5aR,6R,12aS)-4-(Dimethylamino)-3,5,10,12,12a-pentahydroxy-6-methyl-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamide hydrochloride hemiethanol hemihydrate ;

DOXYCYCLINE MONOHYDRATE ;
CAS:17086-28-1
DXC00B :
(4S,4aR,5S,5aR,6R,12aS)-4-(Dimethylamino)-3,5,10,12,12a-pentahydroxy-6-methyl-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamide monohydrate ;

DOXYLAMINE EP IMPURITY A ; DOXYLAMINE 4-PYRIDINYL ISOMER ;
CAS:873407-01-3
DXA01 :
N,N-Dimethyl-2-[(1RS)-1-phenyl-1-(pyridin-4-yl)ethoxy]ethanamine ;

DOXYLAMINE EP IMPURITY B ;
CAS:19490-92-7
DXA02 :
a-Methyl-a-phenyl-2-pyridinemethanol ;

DOXYLAMINE EP IMPURITY C ; C-DESMETHYL DOXYLAMINE ;
CAS:1221-70-1
DXA03 :
N,N-Dimethyl-2-[(1RS)-1-phenyl-1-(pyridin-2-yl)methoxy]ethanamine ;

DOXYLAMINE EP IMPURITY D ; 2-BENZOYLPYRIDINE ;
CAS:91-02-1
DXA04 :
Phenyl(pyridin-2-yl)methanone ;

DOXYLAMINE ETHYLAMINE N-OXIDE ;
CAS:97143-65-2
DXA50 :
N,N-Dimethyl-2-[1-phenyl-1-(2-pyridinyl)ethoxy]ethanamine N-Oxide ;

DOXYLAMINE N,N-DIDESMETHYL IMPURITY ;
CAS:78868-04-9
DXA52 :
2-?[1-Phenyl-?1-?(2-?pyridinyl)?ethoxy]?ethanamine ;

DOXYLAMINE N,N-DIOXIDE ;
CAS:105176-70-3
DXA62 :
N,N-Dimethyl-2-[1-phenyl-1-(2-pyridinyl)ethoxy]-ethanamine N,N�-dioxide ;

DOXYLAMINE N-DESMETHYL IMPURITY ;
CAS:78868-03-8
DXA51 :
N-?Methyl-?2-?[1-?phenyl-?1-?(2-?pyridinyl)?ethoxy]?ethanamine ;

DOXYLAMINE PYRIDINE N-OXIDE ;
CAS:99430-77-0
DXA61 :
N,?N-Dimethyl-?2-?[1-?(1-?oxido-?2-?pyridinyl)?-?1-?phenylethoxy]?-ethanamine ;

DOXYLAMINE SUCCINATE ;
CAS:562-10-7
DXA00S :
N,N-Dimethyl-2-[(1RS)-1-phenyl-1-(pyridin-2-yl)ethoxy]ethanamine butanedioate ;

DRONEDARONE HYDROCHLORIDE ;
CAS:141625-93-6
DND00H :
N-[2-Butyl-3-[4-[3-(dibutylamino)propoxy]benzoyl]-5-benzofuranyl]methane sulfonamide hydrochloride ;

DRONEDARONE N,N-DIDESBUTYL IMPURITY ;
DND41H :
N-[2-Butyl-3-[4-[3-aminopropoxy]benzoyl]-5-benzofuranyl]methane sulfonamide hydrochloride ;

DRONEDARONE N-FORMYL IMPURITY ;
CAS:1309381-32-5
DND43H :
N-(2-butyl-3-(4-(3-(dibutylamino)propoxy)benzoyl)benzofuran-5-yl) formamide hydrochloride ;

DRONEDARONE N-OXIDE ;
CAS:1638586-56-7
DND44 :
N-Butyl-N-(3-(4-(2-butyl-5-(methylsulfonamido)benzofuran-3-carbonyl) phenoxy)propyl)butan-1-amine oxide ;

DRONEDARONE USP RC A ; DRONEDARONE N-DESBUTYL IMPURITY ;
CAS:197431-02-0
DND21H :
N-[2-Butyl-3-[4-[3-(butylamino)propoxy]benzoyl]-5-benzofuranyl]methane sulfonamide hydrochloride ;

DRONEDARONE USP RC B ; DES(METHYLSULFONYL) DRONEDARONE DIOXALATE ;
CAS:500791-70-8
DND22X :
(5-Amino-2-butylbenzofuran-3-yl)(4-(3-(dibutylamino) propoxy)phenyl) methanone dioxalate ;

DRONEDARONE USP RC C ;
DND23 :
(5-Amino-2-butylbenzofuran-3-yl)(4-hydroxyphenyl) methanone ;

DRONEDARONE USP RC D ;
CAS:141645-16-1
DND24 :
(2-Butyl-5-nitrobenzofuran-3-yl)(4-hydroxyphenyl) methanone ;

DROPERIDOL ;
CAS:548-73-2
DPL00 :
1-(1-(4-(4-Fluorophenyl)-4-oxobutyl)-1,2,3,6-tetrahydropyridin-4-yl)-1H-benzo[d]imidazol-2(3H)-one ;

DROPERIDOL EP IMPURITY A ;
CAS:2147-83-3
DPL01 :
1-(1,2,3,6-Tetrahydropyridin-4-yl)-1,3-dihydro-2H-benzimidazol-2-one ;

DROPERIDOL EP IMPURITY B ; 4-DESFLUORO 2-FLUORO DROPERIDOL ;
CAS:1026015-45-1
DPL02 :
1-(1-(4-(2-Fluorophenyl)-4-oxobutyl)-1,2,3,6-tetrahydropyridin-4-yl)-1H-benzo[d]imidazol-2(3H)-one ;

DROPERIDOL EP IMPURITY C ;
CAS:60373-77-5
DPL03 :
4-(2,3-Dihydro-2-oxo-1H-benzimidazol-1-yl)-1-[4-(4-fluorophenyl)-4-oxobutyl]pyridinium bromide ;

DROPERIDOL EP IMPURITY D ; DROPERIDOL N-OXIDE ;
CAS:466118-75-2
DPL04 :
1-(1-(4-(4-Fluorophenyl)-4-oxobutyl)-1,2,3,6-tetrahydropyridin-4-yl)-1H-benzo[d]imidazol-2(3H)-one N-oxide ;

DROPERIDOL EP IMPURITY E ;
CAS:1346604-17-8
DPL05 :
1-[1-[4-[4-[4-(2-Oxo-2,3-dihydro-1H-benzimidazol-1-yl)-3,6-dihydropyridin-1(2H)-yl]-1-oxobutyl]phenyl]-1,2,3,6-tetrahydro-4-pyridinyl]-1,3-dihydro-2H-benzimidazol-2-one ;

DROSPIRENONE ;
CAS:67392-87-4
DSN00 :
3-Oxo-6a,7a,15a,16a-tetrahydro-3'H,3?H-dicyclopropa[6,7:15,16]-17a-pregn-4-en-21,17-carbolactone ;

DROSPIRENONE 5SS-HYDROXY IMPURITY ;
CAS:197721-70-3
DSN52 :
6�,7�:15�,16�-Dimethylene-5�-hydroxy-3-oxo-17a-pregnane-21,17-carbolactone ;

DROSPIRENONE EP IMPURITY A ; DROSPIRENONE BP IMPURITY A ; DROSPIRENONE USP IMP G ; 6,7-DESMETHYLENE DROSPIRENONE ;
CAS:67372-68-3
DSN01 :
3-Oxo-15a,16a-dihydro-3'H-cyclopropa[15,16]-17a-pregn4-ene-21,17-carbolactone ;

DROSPIRENONE EP IMPURITY B ; DROSPIRENONE BP IMPURITY B ; 7SS-HYDROXYMETHYL DROSPIRENONE ;
DSN02 :
7�-(Hydroxymethyl)-3-oxo-15a,16a-dihydro-3'H-cyclopropa[15,16]-17a-pregn-4-ene-21,17-carbolactone ;

DROSPIRENONE EP IMPURITY C ; DROSPIRENONE BP IMPURITY C ; 17-KETO DROSPIRENONE ;
CAS:116298-21-6
DSN03 :
6a,7a,15a,16a-Tetrahydro-3'H,3?H-dicyclopropa[6,7:15,16]androst-4-ene-3,17-dione ;

DROSPIRENONE EP IMPURITY D ;DROSPIRENONE BP IMPURITY D ; ?6-DROSPIRENONE ; 6,7-DEMETHYLENE-6,7-DEHYDRO DROSPIRENONE ;
CAS:67372-69-4
DSN04 :
3-Oxo-15a,16a-dihydro-3'H-cyclopropa[15,16]-17apregna-4,6-diene-21,17-carbolactone ;

DROSPIRENONE EP IMPURITY E ; DROSPIRENONE BP IMPURITY E ; DROSPIRENONE USP RC A ; 17-EPIDROSPIRENONE ; (17R)-DROSPIRENONE ;
CAS:90457-65-1
DSN05 :
3-Oxo-6a,7a,15a,16a-tetrahydro-3'H,3?H-dicyclopropa[6,7:15,16]pregn-4-ene-21,17-carbolactone ;

DROSPIRENONE EP IMPURITY F ; DROSPIRENONE BP IMPURITY F ; 3?-16-SECODROSPIRENONE ; 15SS-METHYL DROSPIRENONE ;
DSN06 :
15�-Methyl-3-oxo-6a,7a-dihydro-3'H-cyclopropa[6,7]17a-pregn-4-ene-21,17-carbolactone ;

DROSPIRENONE EP IMPURITY G ; DROSPIRENONE BP IMPURITY G ; 3'-CHLORO-3',6-SECODROSPIRENONE ; 7-CHLOROMETHYL DROSPIRENONE ;
CAS:932388-90-4
DSN07 :
7�-(Chloromethyl)-3-oxo-15a,16a-dihydro-3'H-cyclopropa[15,16]-17a-pregn-4-ene-21,17-carbolactone ;

DROSPIRENONE EP IMPURITY H ; DROSPIRENONE BP IMPURITY H ; 3'-CHLORO-3',6-SECO-17-EPIDROSPIRENONE ; 7-CHLOROMETHYL 17R-DROSPIRENONE ;
CAS:932388-89-1
DSN08 :
7�-(Chloromethyl)-3-oxo-15a,16a-dihydro-3'Hcyclopropa[15,16]pregn-4-ene-21,17-carbolactone ;

DROSPIRENONE EP IMPURITY I ; DROSPIRENONE BP IMPURITY I ; 7SS-HYDROXYMETHYLDIENE DROSPIRENONE ;
DSN09 :
7�-(Hydroxymethyl)-15a,16a-dihydro-3'H-cyclopropa[15,16]-17a-pregna-3,5-diene-21,17carbolactone ;

DROSPIRENONE EP IMPURITY J ; 3-DEOXO-4,5-DIHYDRO-5SS-HYDROXY DROSPIRENONE ;
DSN10 :
6�,7�:15�,16�-Dimethylene-5�-hydroxy-17a-pregnane-21,17-carbolactone ; (2�S,5R,6R,7R,8R,9S,10R,13S,14S,15S,16S)-Octadecahydro-5-hydroxy-10,13-dimethylspiro[17H-dicyclopropa[6,7:15,16]cyclopenta[a]phenanthrene-17,2�(5�H)-furan]-5�(2H)-one ;

DROSPIRENONE EP IMPURITY K ; DROSPIRENONE BP IMPURITY K ; 6A,7A-DROSPIRENONE ;
CAS:889652-31-7
DSN11 :
3-Oxo-6�,7�,15a,16a-tetrahydro-3'H,3?H-dicyclopropa[6,7:15,16]-17a-pregn-4-ene-21,17-carbolactone ;

DROXIDOPA ; L-THREO 3,4-DIHYDROXYPHENYLSERINE ;
CAS:23651-95-8
DXD00 :
(2S,3R)-2-Amino-3-(3,4-dihydroxyphenyl)3-hydroxypropanoic acid ;

DROXIDOPA DL-THREO IMPURITY ; DL-THREO 3,4-DIHYDROXYPHENYLSERINE ;
CAS:3916-18-5
DXD50 :
(2S,3R)-2-Amino-3-(3,4-dihydroxyphenyl)3-hydroxypropanoic acid and enantiomer ;

DULOXETINE 2-NAPHTHALENOL IMPURITY ;
CAS:1346599-09-4
DLX35 :
1-[3-(Methylamino)-1-(2-thienyl)propyl]-2-naphthalenol ;

DULOXETINE DIMETHYLAMINOPROPANOL IMPURITY ; DULOXETINE HYDROXY IMPURITY ;
CAS:132335-44-5
DLX34:
(S)-(-)-N,N-Dimethyl-3-hydroxy-3-(2-thienyl) propanamine ;

DULOXETINE EP IMPURITY A ; DULOXETINE USP RC A ; DULOXETINE (R)-ISOMER ;
CAS:910138-96-4
DLX01H :
(3R)-N-Methyl-3-(naphthalen-1-yloxy)-3-(thiophen-2-yl)propan-1-amine HCl ;

DULOXETINE EP IMPURITY B ;
CAS:116539-55-0
DLX02 :
(1S)-3-(Methylamino)-1-(thiophen-2-yl)propan-1-ol ;

DULOXETINE EP IMPURITY C ;
CAS:949096-01-9
DLX03H :
4-[(1RS)-3-(Methylamino)-1-(thiophen-2-yl)propyl]naphthalen-1-ol HCl ;

DULOXETINE EP IMPURITY D ;
CAS:90-15-3
DLX04 :
Naphthalen-1-ol ;

DULOXETINE EP IMPURITY E ;
CAS:1033803-59-6
DLX05 :
2-[(1RS)-3-(Methylamino)-1-(thiophen-2-yl)propyl]naphthalen-1-ol ;

DULOXETINE EP IMPURITY F ; DULOXETINE USP RC F ; DULOXETINE OXALATE 3-THIOPHENE ISOMER ;
CAS:959392-22-4
DLX06X :
(3S)-N-Methyl-3-(naphthalen-1-yloxy)-3-(thiophen-3-yl)propan-1-amine oxalate ;

DULOXETINE EP IMPURITY G ;
CAS:321-38-0
DLX07 :
1-Fluoronaphthalene ;

DULOXETINE HCL ;
CAS:136434-34-9
DLX00H :
(?S)-N-Methyl-?-(1-naphthalenyloxy)-2-thiophenepropanamine Hydrochloride ;

DULOXETINE METHYLAMINOPROPANOL RACEMATE ;
CAS:116539-56-1
DLX52 :
3-(Methylamino)-1-(thiophen-2-yl)propan-1-ol ;

DULOXETINE N-DESMETHYL (R)-ISOMER OXALATE ; N-DESMETHYL R-DULOXETINE OXALATE ;
CAS:1193213-97-6
DLX43X :
(R)-(+)-3-(1-Naphthoxy)-3-(2-thienyl)-1-propylamine oxalate ;

DULOXETINE N-DESMETHYL (S)-ISOMER OXALATE ; DULOXETINE N-DESMETHYL METABOLITE (OXALATE) ; N-DESMETHYL S- DULOXETINE OXALATE ; N-DESMETHYL DULOXETINE OXALATE ;
CAS:178273-35-3
DLX33X :
(S)-(+)-3-(1-Naphthoxy)-3-(2-thienyl)-1-propylamine oxalate ;

DULOXETINE N-METHYL (R)-ISOMER OXALATE ; N-METHYL R-DULOXETINE OXALATE ;
CAS:932013-45-1
DLX42X :
(R)-(+)-N,N-Dimethyl-3-(1-naphthoxy)-3-(2-thienyl)-1-propylamine oxalate ;

DULOXETINE N-METHYL (S)-ISOMER OXALATE ; N-METHYL (S)-DULOXETINE OXALATE ;
CAS:132335-47-8
DLX32X :
(S)-(+)-N,N-Dimethyl-3-(1-naphthoxy)-3-(2-thienyl)-1-propylamine oxalate ;

DULOXETINE N-METHYL 3-THIOPHENE ISOMER OXALATE ;
CAS:1384080-34-5
DLX46X :
(3S)-N,N-Dimethyl-3-(naphthalen-1-yloxy)-3-(thiophen-3-yl)propan-1-amine oxalate ;

DULOXETINE RACEMATE 3-THIOPHENE ISOMER ;
CAS:116817-27-7
DLX36B :
N-Methyl-3-(naphthalen-1-yloxy)-3-(thiophen-3-yl)propan-1-amine ;

DULOXETINE USP RC H ; (S)-DULOXETINE SUCCINAMIDE ;
CAS:199191-66-7
DLX28 :
(S)-4-(Methyl[3-(naphthalen-1-yloxy)-3-(thiophen-2-yl)propyl]amino)-4-oxobutanoic acid ;

DUTASTERIDE ;
CAS:164656-23-9
DTS00 :
N-[2,5-Bis(trifluoromethyl)phenyl]-3-oxo-4-aza-5a-androst-1-ene-17�-carboxamide ;

DUTASTERIDE DIHYDRO IMPURITY ;
CAS:164656-22-8
DTS52 :
(5a,17�)-N-[2,5-Bis (trifluoromethyl)phenyl]-3-oxo-4-azaandrostane-17-carboxamide ;

DUTASTERIDE EP IMPURITY A ; FINASTERIDE CARBOXYLIC ACID ; DUTASTERIDE CARBOXYLIC ACID ;
CAS:104239-97-6
DTS01 :
3-Oxo-4-aza-5a-androst-1-ene-17�-carboxylic acid ;

DUTASTERIDE EP IMPURITY B ; DUTASTERIDE DIMETHYLAMIDE ;
DTS02 :
N,N-Dimethyl-3-oxo-4-aza-5a-androst-1-ene-17�-carboxamide ;

DUTASTERIDE EP IMPURITY C ; DUTASTERIDE ETHYL ESTER ;
CAS:157307-36-3
DTS03 :
Ethyl 3-oxo-4-aza-5a-androst-1-ene-17�-carboxylate ;

DUTASTERIDE EP IMPURITY D ; 5,6-DEHYDRO-17A-DUTASTERIDE ;
DTS04 :
N-[2,5-Bis(trifluoromethyl)phenyl]-3-oxo-4-azaandrost-1,5-diene-17a-carboxamide ;

DUTASTERIDE EP IMPURITY E ; 17A-DUTASTERIDE ; DUTASTERIDE 17-EPIMER ;
CAS:1796930-46-5
DTS05 :
N-[2,5-Bis(trifluoromethyl)phenyl]-3-oxo-4-aza-5a-androst-1-ene-17a-carboxamide ;

DUTASTERIDE EP IMPURITY F ; CHLORO DUTASTERIDE ; 1-CHLORO DIHYDRO DUTASTERIDE ;
CAS:1365545-42-1
DTS06 :
N-[2,5-Bis(trifluoromethyl)phenyl]-1a-chloro-3-oxo-4-aza-5a-androstane-17�-carboxamide ;

DUTASTERIDE EP IMPURITY G ; 5,6-DEHYDRO-17SS-DUTASTERIDE ; DUTASTERIDE 5-ENE ;
CAS:1430804-85-5
DTS07 :
N-[2,5-Bis(trifluoromethyl)phenyl]-3-oxo-4-azaandrost-1,5-diene-17�-carboxamide ;

DUTASTERIDE EP IMPURITY H ; DUTASTERIDE DIMER 1 ; DUTASTERIDE A-DIMER ;
DTS08 :
N-[2,5-Bis(Tri?uoromethyl)phenyl]-3-oxo-4-[3-oxo-4-aza-5a-androst-1-ene-17a-carbonyl]-4-aza-5a-androst-1-ene-17�-carboxamide ;

DUTASTERIDE EP IMPURITY I ; DUTASTERIDE DIMER 2 ; DUTASTERIDE SS-DIMER ;
CAS:1648593-70-7
DTS09 :
N-[2,5-Bis(Tri?uoromethyl)phenyl]-3-oxo-4-[3-oxo-4-aza-5a-androst-1-ene-17�-carbonyl]-4-aza-5a-androst-1-ene-17�-carboxamide ;

DUTASTERIDE METHYL ESTER ANALOG ; FINASTERIDE EP IMPURITY B ;
CAS:103335-41-7
DTS53 :
Methyl 3-oxo-4-aza-5a-androst-1-ene-17�-carboxylate ;

DYDROGESTERONE ;
CAS:152-62-5
DYD00 :
9�,10a-Pregna-4,6-diene-3,20-dione ; (8S,9R,10S,13S,14S,17S)-17-Acetyl-10,13-dimethyl-1,10,11,12,13,15,16,17-octahydro-2H-cyclopenta[a]phenanthren-3(8H,9H,14H)-one ;

DYDROGESTERONE BIS(ETHYLENE ACETAL) ;
CAS:5488-51-7
DYD52 :
(9�,10a)-Pregna-5,7-diene-3,20-dione cyclic 3,20-bis(1,2-ethanediyl acetal) ;

DYDROGESTERONE EP IMPURITY A ;
CAS:23035-53-2
DYD01 :
9�,10a-Pregna-4,6,8(14)-triene-3,20-dione ; (9S,10S,13R,17S)-17-Acetyl-10,13-dimethyl-1,10,11,12,13,15,16,17-octahydro-2H-cyclopenta[a]phenanthren-3(9H)-one ;

DYDROGESTERONE EP IMPURITY B ; PROGESTERONE EP IMPURITY H ; PROGESTERONE BP IMPURITY H ; ?6-PROGESTERONE ;
CAS:1162-56-7
DYD02 :
Pregna-4,6-diene-3,20-dione ; (8S,9S,10R,13S,14S,17S)-17-Acetyl-10,13-dimethyl-1,10,11,12,13,15,16,17-octahydro-2H-cyclopenta[a]phenanthren-3(8H,9H,14H)-one ;

DYDROGESTERONE EP IMPURITY C ; 17A-DYDROGESTERONE ;
CAS:246038-13-1
DYD03 :
9�,10a,17a-Pregna-4,6-diene-3,20-dione ; (8S,9R,10S,13S,14S,17R)-17-Acetyl-10,13-dimethyl-1,10,11,12,13,15,16,17-octahydro-2H-cyclopenta[a]phenanthren-3(8H,9H,14H)-one ;

DYDROGESTERONE IMPURITY 1 ;
CAS:1819-14-3
DYD51 :
1-((3S,9R,10S,13S,14R,17S)-3-Hydroxy-10,13-dimethyl-2,3,4,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl)ethanone ;

EBASTINE ;
CAS:90729-43-4
EBN00 :
1-[4-(1,1-Dimethylethyl)phenyl]-4-[4-(diphenylmethoxy)-piperidin-1-yl]butan-1-one ;

EBASTINE EP IMPURITY A ; BENZHYDROL ; DIPHENHYDRAMINE EP IMPURITY D ; CYCLIZINE EP IMPURITY B ;
CAS:91-01-0
EBN01 :
Diphenylmethanol ;

EBASTINE EP IMPURITY B ;
CAS:943-27-1
EBN02 :
4-tert-Butylacetophenone ;

EBASTINE EP IMPURITY C ; DESALKYL EBASTINE ;
CAS:58258-01-8
EBN03 :
4-(Diphenylmethoxy)piperidine ;

EBASTINE EP IMPURITY D ;
CAS:97928-18-2
EBN04 :
1-[4-(1,1-Dimethylethyl)phenyl]-4-(4-hydroxypiperidin-1-yl)butan-1-one ;

EBASTINE EP IMPURITY E ; TERT-AMYL EBASTINE ;
CAS:1312211-93-0
EBN05 :
1-[4-(1,1-Dimethylpropyl)phenyl]-4-[4-(diphenylmethoxy)piperidin-1-yl]butan-1-one ;

EBASTINE EP IMPURITY F ; EBASTINE CIS-N-OXIDE ;
CAS:1256285-71-8
EBN06 :
1-[4-(1,1-Dimethylethyl)phenyl]-4-[cis-4-(diphenylmethoxy)-1-oxidopiperidin-1-yl]butan-1-one ;

EBASTINE EP IMPURITY G ; EBASTINE TRANS-N-OXIDE ;
CAS:1256285-71-8
EBN07 :
1-[4-(1,1-Dimethylethyl)phenyl]-4-[trans-4-(diphenylmethoxy)-1-oxidopiperidin-1-yl]butan-1-one ;

EBASTINE HYDROXY IMPURITY ;
CAS:210686-41-2
EBN50 :
4-[4-(Diphenylmethoxy)-1-piperidinyl]-1-[4-(2-hydroxy-1,1-dimethylethyl)phenyl]-1-butanone ;

EBERCONAZOLE NITRATE ;
CAS:130104-32-4
EBC00N :
1-(2,4-Dichloro-10,11-dihydro-5H-dibenzo[a,d][7]annulen-5-yl)-1H-imidazole nitrate ;

EBERCONAZOLE NITRATE 2-DESCHLORO IMPURITY ;
EBC52N :
1-(4-Chloro-10,11-dihydro-5H-dibenzo[a,d][7]annulen-5-yl)-1H-imidazole nitrate ;

EBERCONAZOLE NITRATE 2-METHYL ANALOG ;
EBC62N :
1-(4-Chloro-2-methyl-10,11-dihydro-5H-dibenzo[a,d][7]annulen-5-yl)-1H-imidazole nitrate ;

EBERCONAZOLE NITRATE 4-DESCHLORO IMPURITY ;
EBC54N :
1-(2-Chloro-10,11-dihydro-5H-dibenzo[a,d][7]annulen-5-yl)-1H-imidazole nitrate ;

EBERCONAZOLE NITRATE DIDESCHLORO IMPURITY ;
EBC72N :
1-(10,11-Dihydro-5H-dibenzo[a,d][7]annulen-5-yl)-1H-imidazole nitrate ;

ECABET DEHYDROABIETIC ACID IMPURITY ;
CAS:1740-19-8
EBS02 :
Dehydroabietic Acid ;

ECABET SODIUM ;
CAS:86408-72-2
EBS00N :
Ecabet Sodium ;

ECONAZOLE ;
CAS:27220-47-9
ECZ00B :
1-[(2RS)-2-[(4-Chlorobenzyl)oxy]-2-(2,4-dichlorophenyl)ethyl]-1H-imidazole ;

ECONAZOLE EP IMPURITY A ; ECONAZOLE USP RC A ; TIOCONAZOLE EP IMPURITY D ;
CAS:24155-42-8
ECZ01 :
(1RS)-1-(2,4-Dichlorophenyl)-2-(1H-imidazol-1-yl)ethanol ;

ECONAZOLE EP IMPURITY B ; ECONAZOLE USP RC B ;
CAS:2334059-11-7
ECZ02 :
(2RS)-2-[(4-Chlorobenzyl)oxy]-2-(2,4-dichlorophenyl)ethanamine ;

ECONAZOLE EP IMPURITY C ; ECONAZOLE USP RC C ;
ECZ03 :
1-(4-Chlorobenzyl)-3-[(2RS)-2-[(4-chlorobenzyl)oxy]-2-(2,4-dichlorophenyl)ethyl] imidazolium chloride ;

ECONAZOLE NITRATE ;
CAS:24169-02-6
ECZ00N :
1-[(2RS)-2-[(4-Chlorobenzyl)oxy]-2-(2,4-dichlorophenyl)ethyl]-1H-imidazole nitrate ;

EDARAVONE ;
CAS:89-25-8
ERV00 :
3-?Methyl-?1-?phenyl-?2-?pyrazolin-?5-?one ; 2,4-Dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one ;

EDARAVONE IMPURITY 1 ;
ERV51N :
Sodium 1-Hydroxy-2-(5-hydroxy-3-methyl-1-phenyl-1H-pyrazol-4-yl)propane-2-sulfonate ;

EDARAVONE IMPURITY 2 ;
CAS:1357477-99-6
ERV52 :
2-(3-Methyl-5-oxo-1-phenyl-4,5-dihydro-1H-pyrazol-4-yl)-2-sulfopropanoic acid ;

EDARAVONE IMPURITY 3 ;
ERV53N :
Sodium 2-(5-Hydroxy-3-methyl-1-phenyl-1H-pyrazol-4-yl)propane-2-sulfonate ;

EDARAVONE IMPURITY 4 ; BISPYRAZOLONE ;
CAS:7477-67-0
ERV54 :
4-(5-Hydroxy-3-methyl-1-phenyl-1H-pyrazol-4-yl)-3-methyl-1-phenyl-1H-pyrazol-5-ol ;

EDARAVONE IMPURITY 5 ;
CAS:124009-63-8
ERV55 :
4,4-bis(5-Hydroxy-3-methyl-1-phenyl-1H-pyrazol-4-yl)-3-methyl-1-phenyl-1H-pyrazol-5(4H)-one ;

EDARAVONE IMPURITY 6 ;
ERV56 :
3-Methyl-1-phenyl-4,5-dihydro-1H-pyrazole-4,5-diol ;

EDARAVONE IMPURITY 7 ;
ERV57 :
(Z)-3-Methyl-4-(3-methyl-5-oxo-1-phenyl-1H-pyrazol-4(5H)-ylidene)-1-phenyl-1H-pyrazol-5(4H)-one N-Oxide ;

EDARAVONE IMPURITY 8 ;
CAS:27349-35-5
ERV58 :
5-Methoxy-3-methyl-1-phenyl-1H-pyrazole ;

EDARAVONE N-OXIDE ;
ERV70 :
3-?Methyl-?1-?phenyl-?2-?pyrazolin-?5-?one ; 2,4-Dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one N-Oxide ;

EDOXABAN (BASE) ; (S,R,S)-EDOXABAN ;
CAS:480449-70-5
EDX00B :
N-(5-Chloro-2-pyridinyl)-N�-[(1S,2R,4S)-4-[(dimethylamino)carbonyl]-2-[[(4,5,6,7-tetrahydro-5-methylthiazolo[5,4-c]pyridin-2-yl)carbonyl]amino]cyclohexyl]-ethanediamide ;

EDOXABAN (RRR)-ISOMER ;
CAS:1255529-24-8
EDX51 :
N1-(5-Chloropyridin-2-yl)-N2-((1R,2R,4R)-4-(dimethylcarbamoyl)-2-(5-methyl- 4,5,6,7-tetrahydrothiazolo[5,4-c]pyridine-2-carboxamido)cyclohexyl)oxalamide ;

EDOXABAN (RRS)-ISOMER ; 1-EPI-EDOXABAN ;
CAS:500572-10-1
EDX52 :
N1-(5-Chloropyridin-2-yl)-N2-((1R,2R,4S)-4-(dimethylcarbamoyl)-2-(5-Methyl-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridine-2-carboxamido)cyclohexyl)oxalamide ;

EDOXABAN (RSR)-ISOMER ; ENT-EDOXABAN ; EDOXABAN IMPURITY I ;
CAS:1255529-23-7
EDX53 :
N1-(5-Chloropyridin-2- yl)-N2-((1R,2S,4R)-4-(dimethylcarbamoyl)-2-(5- methyl-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridine- 2-carboxamido)cyclohexyl)oxalamide ;

EDOXABAN (RSS)-ISOMER ;
CAS:1255529-25-9
EDX54 :
N1-(5-Chloropyridin-2-yl)-N2-((1R,2S,4S)-4-(dimethylcarbamoyl)-2-(5-methyl- 4,5,6,7-tetrahydrothiazolo[5,4-c]pyridine-2-carboxamido)cyclohexyl)oxalamide ;

EDOXABAN AMINO T-BOC IMPURITY ;
EDX55 :
t-Butyl ((1R,2S,5S)-2-amino-5-(dimethylcarbamoyl)cyclohexyl)carbamate ;

EDOXABAN AZIDO T-BOC IMPURITY ;
CAS:480450-69-9
EDX56 :
t-Butyl N-[(1R,2S,5S)-2-azido-5-(dimethylcarbamoyl)cyclohexyl]carbamate ;

EDOXABAN CYCLOHEXANE ETHYL ESTER (R,R,R)-ISOMER ;
CAS:1392745-70-8
EDX57 :
(1R,3R,4R)-3-Amino-4-hydroxy-cyclohexanecarboxylic acid ethyl ester ;

EDOXABAN CYCLOHEXANE ETHYL ESTER (S,S,S)-ISOMER ;
EDX58 :
(1S,3S,4S)-3-Amino-4-hydroxy-cyclohexanecarboxylic acid ethyl ester ;

EDOXABAN EP IMPURITY C ; EDOXABAN (SSS)-ISOMER ;
CAS:1255529-27-1
EDX03 :
N1-(5-Chloropyridin-2-yl)-N2-((1S,2S,4S)-4-(dimethylcarbamoyl)-2-(5-methyl-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridine-2-carboxamido)cyclohexyl)oxalamide ;

EDOXABAN EP IMPURITY G ; EDOXABAN (SRR)-ISOMER ;
CAS:1255529-26-0
EDX07 :
N1-(5-Chloropyridin-2-yl)-N2-((1S,2R,4R)-4-(dimethylcarbamoyl)-2-(5-methyl-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridine-2-carboxamido)cyclohexyl)oxalamide ;

EDOXABAN EP IMPURITY H ; EDOXABAN (SSR)-ISOMER ;
CAS:1255529-28-2
EDX08 :
N-(5-Chloropyridin-2-yl)-N�-[(1S,2S,4R)-4-[(dimethylamino)carbonyl]-2-[[(5-methyl-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridin-2-yl)carbonyl]amino]cyclohexyl]ethanediamide ;

EDOXABAN HYDROXY T-BOC IMPURITY ;
CAS:929693-30-1
EDX59 :
t-Butyl N-[(1R,2R,5S)-5-(dimethylcarbamoyl)-2-hydroxycyclohexyl]carbamate ;

EDOXABAN M1 (LITHIUM SALT) ;
CAS:767625-11-6
EDX61L :
2-(((1S,2R,4S)-4-(Dimethylcarbamoyl)-2-(5-methyl-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridine-2-carboxamido)cyclohexyl)amino)-2-oxoacetic acid lithium salt ;

EDOXABAN M2 ;
CAS:480450-71-3
EDX62 :
N-((1R,2S,5S)-2-Amino-5-(dimethylcarbamoyl)cyclohexyl)-5-methyl-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridine-2-carboxamide ;

EDOXABAN M4 ; EDOXABAN 4-CARBOXYLIC ACID ;
CAS:834919-19-6
EDX64 :
(1S,3R,4S)-4-[[2-[(5-Chloro-2-pyridinyl)amino]-2-oxoacetyl]amino]-3-[[(4,5,6,7-tetrahydro-5-methylthiazolo[5,4-c]pyridin-2-yl)carbonyl]amino]cyclohexanecarboxylic acid ;

EDOXABAN M5 ; EDOXABAN N-OXIDE ;
EDX65 :
2-(((1R,2S,5S)-2-(2-((5-Chloropyridin-2-yl)amino)-2-oxoacetamido)-5-(dimethylcarbamoyl) cyclohexyl)carbamoyl)-5-methyl-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridine 5-oxide ;

EDOXABAN M6 ; EDOXABAN N-DESMETHYL HCL ;
CAS:480449-52-3
EDX66H :
N1-(5-Chloro-2-pyridinyl)-N2-[(1S,2R,4S)-4-[(dimethylamino)carbonyl]-2-[[(4,5,6,7-tetrahydrothiazolo[5,4-c]pyridin-2-yl)carbonyl]amino]cyclohexyl]ethanediamide hydrochloride ;

EDOXABAN M7 ;
EDX67 :
N1-(5-Chloropyridin-2-yl)-N2-((1S,2R,4S)-4-((hydroxymethyl)(methyl)carbamoyl)-2-(5-methyl-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridine-2-carboxamido)cyclohexyl)oxalamide ;

EDOXABAN M8 ;
CAS:740794-83-6
EDX68 :
N1-(5-Chloropyridin-2-yl)-N2-((1S,2R,4S)-2-(5-methyl-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridine-2-carboxamido)-4-(methylcarbamoyl)cyclohexyl)oxalamide ;

EDOXABAN PYRIDINE ETHYL ESTER IMPURITY ;
CAS:1243308-37-3
EDX69H :
2-[(5-Chloropyridin-2-yl)amino]-2-oxoacetic acid ethyl ester monohydrochloride ;

EDOXABAN TOSYLATE MONOHYDRATE ;
CAS:1229194-11-9
EDX00T :
N-(5-Chloropyridin-2-yl)-N�-((1S,2R,4S)-4-[(dimethyl amino)carbonyl]-2-[[(5-methyl-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridin-2-yl)carbonyl]amino]cyclohexyl)ethanediamide p-toluenesulfonate monohydrate ;

EFAVIRENZ ; (S)-EFAVIRENZ ;
CAS:154598-52-4
EFV00 :
(S)-6-Chloro-4-(cyclopropylethynyl)-1,4-dihydro-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one ;

EFAVIRENZ AMINO ALCOHOL ETHYL CARBAMATE (USP) ; EFAVIRENZ USP IMPURITY L ;
CAS:211563-41-6
EFV49 :
(S)-Ethyl 4-chloro-2-(4-cyclopropyl-1,1,1-trifluoro-2-hydroxybut-3-yn-2-yl)phenylcarbamate ;

EFAVIRENZ BENZOYL AMINO ALCOHOL (RACEMATE) ; EFAVIRENZ N-METHOXYBENZOYL AMINO ALCOHOL (RACEMATE) ;
CAS:1189491-03-9
EFV50 :
N-(4-Chloro-2-(4-cyclopropyl-1,1,1-trifluoro-2-hydroxybut-3-yn-2-yl) phenyl)-4-methoxybenzamide ;

EFAVIRENZ BIS-ETHOXYCARBONYL IMPURITY ; EFAVIRENZ AMINO ALCOHOL BIS-ETHOXYCARBONYL IMPURITY ; EFAVIRENZ USP IMPURITY N ;
EFV48 :
(S)-Ethyl 4-chloro-2-[4-cyclopropyl-2-(ethoxycarbonyloxy)-1,1,1-trifluorobut-3-yn-2-yl]phenylcarbamate ;

EFAVIRENZ CYCLOBUTENYLINDOLE ANALOG ; EFAVIRENZ USP IMPURITY P ;
CAS:2177283-35-9
EFV69 :
Ethyl 5-chloro-2-cyclobutenyl-3-(trifluoromethyl)-1H-indole-1-carboxylate ;

EFAVIRENZ ENANTIOMER ; (R)-EFAVIRENZ ;
CAS:154801-74-8
EFV70 :
(R)-6-Chloro-4-(cyclopropylethynyl)-1,4-dihydro-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one ;

EFAVIRENZ IP IMPURITY A ; EFAVIRENZ USP IMPURITY J ; EFAVIRENZ BENZOYL AMINO ALCOHOL (USP) ; EFAVIRENZ N-METHOXYBENZOYL AMINO ALCOHOL S-ISOMER ;
CAS:353270-77-6
EFV51 :
N-(4-Chloro-2-((2S)-4-cyclopropyl-1,1,1-trifluoro-2-hydroxybut-3-yn-2-yl) phenyl)-4-methoxybenzamide ;

EFAVIRENZ IP IMPURITY B ; EFAVIRENZ USP RC B ; EFAVIRENZ USP IMPURITY B ; EFAVIRENZ ETHENE ANALOG (USP) ; (E)-DIHYDRO EFAVIRENZ ;
CAS:440124-96-9
EFV52 :
(S,E)-6-Chloro-4-(2-cyclopropylvinyl)-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one ;

EFAVIRENZ IP IMPURITY C ;
EFV53:
(4S)-6-Chloro-4-(pent-1-ynyl)-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one ;

EFAVIRENZ IP IMPURITY D ;
EFV54:
(4S)-6-Chloro-4-(2-cyclopropyleth-1-yn-1-yl)-1-[(4-methoxyphenyl)methyl]-4-(trifluoromethyl)-1,4-dihydro-2H-3,1-benzoxazin-2-one ;

EFAVIRENZ IP IMPURITY E ; EFAVIRENZ USP RC A ; EFAVIRENZ USP IMPURITY A ; EFAVIRENZ AMINO ALCOHOL (USP) ;
CAS:209414-27-7
EFV55 :
(S)-2-(2-Amino-5-chlorophenyl)-4-cyclopropyl-1,1,1-trifluorobut-3-yn-2-ol ;

EFAVIRENZ IP IMPURITY F ; EFAVIRENZ USP RC C ; EFAVIRENZ QUINOLINE ANALOG (USP) ; EFAVIRENZ USP IMPURITY K ;
CAS:391860-73-4
EFV56 :
6-Chloro-2-cyclopropyl-4-(trifluoromethyl)quinoline ;

EFAVIRENZ IP IMPURITY G ;
EFV57:
(S)-6-Chloro-4-[2-(2-methylcyclopropyl)eth-1-yn-1-yl]-4-(trifluoromethyl)-1,4-dihydro-2H-3,1-benzoxazin-2-one ;

EFAVIRENZ IP IMPURITY H ; EFAVIRENZ AMINO ALCOHOL METHYL CARBAMATE (USP) ;
CAS:211563-40-5
EFV58:
Methyl {4-chloro-2-[(2S)-4-cyclopropyl-1,1,1-trifluoro-2-hydroxybut-3-yn-1-yl]phenyl}carbamate ;

EFAVIRENZ IP IMPURITY I ;
CAS:173676-60-3
EFV59:
(2S)-2-(5-Chloro-2-{[(4-methoxyphenyl)methyl]amino}phenyl)-4-cyclopropyl-1,1,1-trifluorobut-3-yn-2-ol ;

EFAVIRENZ IP IMPURITY J ;
CAS:209414-26-6
EFV60:
(2RS,4S)-6-Chloro-4-(2-cyclopropyleth-1-yn-1-yl)-2-(4-methoxyphenyl)-4-(trifluoromethyl)-1,4-dihydro-2H-3,1-benzoxazine ;

EFAVIRENZ METHYL IMPURITY ; METHYL EFAVIRENZ (RACEMATE) ; EFAVIRENZ USP IMPURITY G (RACEMATE) ;
CAS:353270-76-5
EFV47 :
6-Chloro-4-{[2-methylcyclopropyl]ethynyl}-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one ;

EFAVIRENZ N-METHOXYBENZYL IMPURITY (USP) ; N-BENZYL EFAVIRENZ (USP) ;
CAS:174819-21-7
EFV79 :
(S)-6-Chloro-4-(cyclopropylethynyl)-1-(4-methoxybenzyl)-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one ;

EFAVIRENZ PENT-3-ENE-1-YNE IMPURITY (USP) ;
EFV43 :
(S)-6-Chloro-4-(pent-3-en-1-ynyl)-4-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-2(4H)-one ;

EFAVIRENZ PENTENEYNE IMPURITY (USP) ; EFAVIRENZ USP IMPURITY E ;
EFV45 :
(S)-6-Chloro-4-(3-methylbut-3-en-1-ynyl)-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one ;

EFAVIRENZ PENTYNE ANALOG (RACEMATE) ; EFAVIRENZ USP IMPURITY F (RACEMATE) ;
CAS:205755-86-8
EFV46 :
6-Chloro-4-(pent-1-ynyl)-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one ;

EFAVIRENZ RACEMATE ; RAC-EFAVIRENZ ;
CAS:177530-93-7
EFV80 :
(RS)-6-Chloro-4-(cyclopropylethynyl)-1,4-dihydro-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one ;

EFINACONAZOLE (2R,3R)-DIOL IMPURITY ; (2R,3R)-EFINACONAZOLE DIOL ;
CAS:133775-25-4
EFC71 :
(2R,3R)- 2-(2,4-Difluorophenyl)-1-(1H-1,2,4-triazol-1-yl)-2,3-butanediol ;

EFINACONAZOLE (2R,3S)-DIOL IMPURITY ;
CAS:135270-11-0
EFC72 :
(2R,3S)-2-(2,4-Difluorophenyl)-1-(1H-1,2,4-triazol-1-yl)butane-2,3-diol ;

EFINACONAZOLE (2R,3S)-ISOMER ;
EFC51X :
(2R,3S)-2-(2,4-Difluorophenyl)-3-(4-methylenepiperidin-1-yl)-1-(1H-1,2,4-triazol-1-yl)butan-2-ol oxalate ;

EFINACONAZOLE (2S,3R)-DIOL IMPURITY ;
CAS:135272-36-5
EFC73 :
(2S,3R)-2-(2,4-Difluorophenyl)-1-(1H-1,2,4-triazol-1-yl)butane-2,3-diol ;

EFINACONAZOLE (2S,3R)-ISOMER ;
CAS:2055038-61-2
EFC52X :
(2S,3R)-2-(2,4-Difluorophenyl)-3-(4-methylenepiperidin-1-yl)-1-(1H-1,2,4-triazol-1-yl)butan-2-ol oxalate ;

EFINACONAZOLE (2S,3S)-DIOL IMPURITY ;
CAS:135270-05-2
EFC74 :
(2S,3S)-2-(2,4-Difluorophenyl)-1-(1H-1,2,4-triazol-1-yl) butane-2,3-diol ;

EFINACONAZOLE (2S,3S)-ISOMER ; EFINACONAZOLE ENANTIOMER ;
CAS:164650-45-7
EFC53 :
(2S,3S)-2-(2,4-Difluorophenyl)-3-(4-methylenepiperidin-1-yl)-1-(1H-1,2,4-triazol-1-yl)butan-2-ol ;

EFINACONAZOLE ; (R,R)-EFINACONAZOLE ;
CAS:164650-44-6
EFC00 :
(aR,�R)-a-(2,4-Difluorophenyl)-�-methyl-4-methylene-a-(1H-1,2,4-triazol-1-ylmethyl)-1-piperidineethanol ;

EFINACONAZOLE 2,3-DIFLUORO IMPURITY ;
EFC54 :
(2R,3R)-2-(2,3-Difluorophenyl)-3-(4-methylenepiperidin-1-yl)-1-(4H-1,2,4-triazol-4-yl)butan-2-ol ;

EFINACONAZOLE 2,4-DIDESFLUORO IMPURITY ;
EFC80 :
(2R,3R)-3-(4-Methylidenepiperidin-1-yl)-2-phenyl-1-(1H-1,2,4-triazol-1-yl)butan-2-ol ;

EFINACONAZOLE 2,5-DIFLUORO IMPURITY ;
EFC55 :
(2R,3R)-2-(2,5-Difluorophenyl)-3-(4-methylenepiperidin-1-yl)-1-(4H-1,2,4-triazol-4-yl)butan-2-ol ;

EFINACONAZOLE 2,6-DIFLUORO IMPURITY ;
EFC56 :
(2R,3R)-2-(2,6-Difluorophenyl)-3-(4-methylenepiperidin-1-yl)-1-(4H-1,2,4-triazol-4-yl)butan-2-ol ;

EFINACONAZOLE 2-DESFLUORO IMPURITY ;
EFC82 :
(2R,3R)-2-(4-Fluorophenyl)-3-(4-methylidenepiperidin-1-yl)-1-(1H-1,2,4-triazol-1-yl)butan-2-ol ;

EFINACONAZOLE 3,4-DIFLUORO IMPURITY ;
EFC57 :
(2R,3R)-2-(3,4-Difluorophenyl)-3-(4-methylenepiperidin-1-yl)-1-(4H-1,2,4-triazol-4-yl)butan-2-ol ;

EFINACONAZOLE 4-DESFLUORO IMPURITY ;
EFC84 :
(2R,3R)-2-(2-Fluorophenyl)-3-(4-methylidenepiperidin-1-yl)-1-(1H-1,2,4-triazol-1-yl)butan-2-ol ;

EFINACONAZOLE 4-METHYLPIPERIDINE IMPURITY ;
CAS:144230-50-2
EFC40H :
4-Methylenepiperidine hydrochloride ;

EFINACONAZOLE DIOL 2,3-DIFLUORO IMPURITY ; (2R,3R)-EFINACONAZOLE DIOL 2,3-DIFLOURO ANALOG ;
EFC58 :
(2R,3R)-2-(2,3-Difluorophenyl)-1-(1H-1,2,4-triazol-1-yl)butane-2,3-diol ;

EFINACONAZOLE DIOL 2,5-DIFLUORO IMPURITY ; (2R,3R)-EFINACONAZOLE DIOL 2,5-DIFLOURO ANALOG ;
EFC59 :
(2R,3R)-2-(2,5-Difluorophenyl)-1-(1H-1,2,4-triazol-1-yl)butane-2,3-diol ;

EFINACONAZOLE DIOL 2,6-DIFLUORO IMPURITY ; (2R,3R)-EFINACONAZOLE DIOL 2,6-DIFLOURO ANALOG ;
EFC60 :
(2R,3R)-2-(2,6-Difluorophenyl)-1-(1H-1,2,4-triazol-1-yl)butane-2,3-diol ;

EFINACONAZOLE DIOL 3,4-DIFLUORO IMPURITY ; (2R,3R)-EFINACONAZOLE DIOL 3,4-DIFLOURO ANALOG ;
EFC61 :
(2R,3R)-2-(3,4-Difluorophenyl)-1-(1H-1,2,4-triazol-1-yl)butane-2,3-diol ;

EFINACONAZOLE ENANTIOMER ; (S,S)-EFINACONAZOLE ;
CAS:164650-45-7
EFC50 :
(aS,�S)-a-(2,4-Difluorophenyl)-�-methyl-4-methylene-a-(1H-1,2,4-triazol-1-ylmethyl)-1-piperidineethanol ;

EFINACONAZOLE EPOXY IMPURITY ; (R,R)-EFINACONAZOLE EPOXIDE ;
CAS:135270-13-2
EFC75 :
(2R,3R)-2-(2,4-Difluorophenyl)-3-methyl-2-[(1H-1,2,4-triazol-1-yl)methyl]oxirane ;

EFINACONAZOLE KETO IMPURITY ; FLUCONAZOLE EP IMPURITY E ; VORICONAZOLE EP IMPURITY A ; VORICONAZOLE USP RC C ; FLUCONAZOLE KETO IMPURITY ;
CAS:86404-63-9
EFC62 :
1-(2,4-Difluorophenyl)-2-(1H-1,2,4-triazol-1-yl)ethanone ;

EICOSAPENTAENOIC ACID ;
CAS:10417-94-4
EPC00 :
(5Z,8Z,11Z,14Z,17Z)-5,8,11,14,17-Eicosapentaenoic acid ;

EICOSAPENTAENOIC ACID ETHYL ESTER ;
CAS:86227-47-6
EPC52 :
(5Z,8Z,11Z,14Z,17Z)-5,8,11,14,17-Eicosapentaenoic acid ethyl ester ;

ELETRIPTAN (S)-ISOMER ; ELETRIPTAN ENANTIOMER ;
CAS:1252673-29-2
ETT50 :
3-[[(2S)-1-Methyl-2-pyrrolidinyl]methyl]-5-[2-(phenylsulfonyl)ethyl]-1H-indole ;

ELETRIPTAN ;
CAS:143322-58-1
ETT00 :
3-[[(2R)-1-Methyl-2-pyrrolidinyl]methyl]-5-[2-(phenylsulfonyl)ethyl]-1H-indole ;

ELETRIPTAN DEHYDRO N-ACETYL IMPURITY ;
CAS:188113-71-5
ETT52 :
1-Acetyl-3-[[(2R)-1-methyl-2-pyrrolidinyl]methyl]-5-[2-(phenylsulfonyl)ethenyl]- 1H-indole ;

ELETRIPTAN IMPURITY A ;
CAS:143322-55-8
ETT61 :
(R)-3-((1-Methylpyrrolidin-2-yl)methyl)-1H-indole ;

ELETRIPTAN IMPURITY B ; ELETRIPTAN USP RC B ;
CAS:143322-57-0
ETT62 :
(R)-5-Bromo-3-((1-methylpyrrolidin-2-yl)methyl)-1H-indole ;

ELETRIPTAN IMPURITY C ; ELETRIPTAN DEHYDRO IMPURITY ;
CAS:188113-72-6
ETT63 :
3-[[(2R)-1-Methyl-2-pyrrolidinyl]methyl]-5-[(1E)-2-(phenylsulfonyl)ethenyl]-1H-indole ;

ELETRIPTAN IMPURITY D ; ELETRIPTAN DES-DIMETHYLPYRROLIDINE ;
CAS:1225327-16-1
ETT64 :
5-[2-(Phenylsulfonyl)ethyl]-1H-indole ;

ELETRIPTAN IMPURITY E ;
ETT65 :
Benzyl 2-(5-Ethyl-1H-indole-3-carbonyl)pyrrolidine-1-carboxylate ;

ELETRIPTAN IMPURITY F ;
CAS:209682-64-4
ETT66 :
5-Ethyl-3-[[(2R)-1-methyl-2-pyrrolidinyl]methyl]-1H-indole ;

ELETRIPTAN IMPURITY G ;
ETT67 :
(R)-3-((1-Methylpyrrolidin-2-yl)methyl)-1,5-bis(2-(phenylsulfonyl)ethyl)-1H-indole ;

ELETRIPTAN IMPURITY H ; ELETRIPTAN DIMER (S)-ISOMER ;
ETT68 :
3-(((R)-1-Methylpyrrolidin-2-yl)methyl)-1-((S)-1-(3-(((R)-1-methylpyrrolidin-2-yl)methyl)-1H-indol-5-yl)-2-(phenylsulfonyl)ethyl)-5-(2-(phenylsulfonyl)ethyl)-1H-indole ;

ELETRIPTAN IMPURITY I ; ELETRIPTAN DIMER (R)-ISOMER ;
ETT69 :
3-(((R)-1-Methylpyrrolidin-2-yl)methyl)-1-((R)-1-(3-(((R)-1-methylpyrrolidin-2-yl)methyl)-1H-indol-5-yl)-2-(phenylsulfonyl)ethyl)-5-(2-(phenylsulfonyl)ethyl)-1H-indole ;

ELETRIPTAN IMPURITY J ;
CAS:6163-58-2
ETT70 :
Tris(2-methylphenyl)phosphine ; trio-Tolylphosphine ;

ELETRIPTAN IMPURITY K ;
CAS:6163-63-9
ETT71 :
Tris(2-methylphenyl)phosphine oxide ; trio-Tolylphosphine oxide ;

ELETRIPTAN N-OXIDE ; ELETRIPTAN IMPURITY L ;
CAS:1217641-89-8
ETT72 :
3-[[(2R)-1-Methyl-2-pyrrolidinyl]methyl]-5-[2-(phenylsulfonyl)ethyl]-1H-indole N-Oxide ;

ELETRIPTAN PSEUDO DIMER ;
ETT55 :
4-(1-(3-(((R)-1-Methylpyrrolidin-2-yl)methyl)-1H-indol-5-yl)-2-(phenylsulfonyl) ethyl)-3-(((S)-1-methylpyrrolidin-3-yl)methyl)-5-(2-(phenylsulfonyl)ethyl)-1H-indole ;

ELTROMBOPAG ;
CAS:496775-61-2
EBP00 :
3�-[2-[(2Z)-1-(3,4-Dimethylphenyl)-1,5-dihydro-3-methyl-5-oxo-4H-pyrazol-4-ylidene]hydrazinyl]-2�-hydroxy-[1,1�-biphenyl]-3-carboxylic acid ;

ELTROMBOPAG AMIDE ;
CAS:1246929-02-1
EBP50 :
3�-[(2Z)-2-[1-(3,4-Dimethylphenyl)-1,5-dihydro-3-methyl-5-oxo-4H-pyrazol-4-ylidene]hydrazinyl]-2�-hydroxy-[1,1�-Biphenyl]-3-carboxamide ;

ELTROMBOPAG ETHYL ESTER ;
EBP52 :
3�-[(2Z)-2-[1-(3,4-Dimethylphenyl)-1,5-dihydro-3-methyl-5-oxo-4H-pyrazol-4-ylidene]hydrazinyl]-2�-hydroxy-[1,1�-Biphenyl]-3-carboxylic Acid Ethyl Ester ;

ELTROMBOPAG GLUCURONIDE ;
EBP53 :
1-[3�-[(2Z)-2-[1-(3,4-Dimethylphenyl)-1,5-dihydro-3-methyl-5-oxo-4H-pyrazol-4-ylidene-3-14C]hydrazinyl]-2�-hydroxy[1,1�-biphenyl]-3-carboxylate]-�-D-glucopyranuronic Acid ;

ELTROMBOPAG IMPURITY 1 ;
CAS:277299-70-4
EBP56 :
1-(3,4-Dimethylphenyl)-3-methyl-1H-pyrazol-5(4H)-one ;

ELTROMBOPAG METHYL ESTER ;
CAS:1246929-01-0
EBP51 :
3�-[(2Z)-2-[1-(3,4-Dimethylphenyl)-1,5-dihydro-3-methyl-5-oxo-4H-pyrazol-4-ylidene]hydrazinyl]-2�-hydroxy-[1,1�-Biphenyl]-3-carboxylic Acid Methyl Ester ;

ELTROMBOPAG N-HYDROXY IMPURITY ;
EBP54 :
(Z)-3�-(2-(1-(3,4-Dimethylphenyl)-3-methyl-5-oxo-1H-pyrazol-4(5H)-ylidene)-1-hydroxyhydrazinyl)-2�-hydroxy-[1,1�-biphenyl]-3-carboxylic Acid ;

ELTROMBOPAG OLAMINE ;
CAS:496775-62-3
EBP55 :
3�-[(2Z)-[1-(3,4-Dimethylphenyl)-1,5-dihydro-3-methyl-5-oxo-4H-pyrazol-4-ylidene]hydrazino]-2�-hydroxy-[1,1�-biphenyl]-3-carboxylic acid compoundedd with 2-aminoethanol ;

ELVITEGRAVIR ;
CAS:697761-98-1
EGV00 :
6-[(3-Chloro-2-fluorophenyl)methyl]-1,4-dihydro-1-[(1S)-1-(hydroxymethyl)-2-methylpropyl]-7-methoxy-4-oxo-3-quinolinecarboxylic acid ;

ELVITEGRAVIR 2-CHLORO 3-FLUORO ISOMER ;
EGV50 :
6-[(2-Chloro-3-fluorophenyl)methyl]-1,4-dihydro-1-[(1S)-1-(hydroxymethyl)-2-methylpropyl]-7-methoxy-4-oxo-3-quinolinecarboxylic Acid ;

ELVITEGRAVIR 7-FLUORO ANALOG ; ELVITEGRAVIR 7-DESMETHOXY-7-FLUORO IMPURITY ;
CAS:869893-92-5
EGV51 :
6-(3-Chloro-2-fluorobenzyl)-7-fluoro-1-[(S)-1-hydroxymethyl-2-methylpropyl]-4-oxo-1,4-dihydroquinoline-3-carboxylic Acid ;

ELVITEGRAVIR ACYL GLUCURONIDE ;
CAS:870649-25-5
EGV52 :
�-D-Glucopyranuronic acid 1-[6-[(3-chloro-2-fluorophenyl)methyl]-1,4-dihydro-1-[(1S)-1-(hydroxymethyl)-2-methylpropyl]-7-methoxy-4-oxo-3-quinolinecarboxylate] ;

EMEDASTINE DIFUMARATE ;
CAS:87233-62-3
EDS00F :
1-(2-Ethoxyethyl)-2-(4-methylhexahydro-1H-1,4-diazepin-1-yl)-1H-benzimidazole bis[hydrogen (2E)-butenedioate] ;

EMEDASTINE EP IMPURITY A ;
CAS:101953-61-1
EDS01 :
1-(2-Ethoxyethyl)-1,3-dihydro-2H-benzimidazol-2-one ;

EMEDASTINE EP IMPURITY B ;
CAS:87233-54-3
EDS02 :
2-Chloro-1-(2-ethoxyethyl)-1H-benzimidazole ;

EMEDASTINE EP IMPURITY C ;
EDS03 :
2-[2-(4-Methylhexahydro-1H-1,4-diazepin-1-yl)-1H-benzimidazol-1-yl]ethanol ;

EMEDASTINE EP IMPURITY D ;
EDS04 :
1-Ethenyl-2-(4-methylhexahydro-1H-1,4-diazepin-1-yl)-1H-benzimidazole ;

EMEDASTINE EP IMPURITY E ;
CAS:101954-20-5
EDS05 :
1-(2-Ethoxyethyl)-2-(hexahydro-1H-1,4-diazepin-1-yl)-1H-benzimidazole ;

EMEDASTINE EP IMPURITY F ;
EDS06 :
N-[1-(2-Ethoxyethyl)-1H-benzimidazol-2-yl]-N'-methylpropane-1,3-diamine ;

EMODIN ; DIACEREIN EP IMPURITY A ;
CAS:518-82-1
EMX00 :
1,3,8-Trihydroxy-6-methylanthracene-9,10-dione ;

EMODIN 1-OBD 6-O-MALONYLGLUCOSIDE ;
CAS:928262-58-2
EMX56 :
8-[[6-O-(2-Carboxyacetyl)-�-D-glucopyranosyl]oxy]-1,6-dihydroxy-3-methyl-9,10-anthracenedione ;

EMODIN GLUCOSIDE ; EMODIN 8-SS-D-GLUCOSIDE ;
CAS:23313-21-5
EMX58 :
1-(�-D-Glucopyranosyloxy)-3,8-dihydroxy-6-methyl-9,10-anthracenedione ;

EMODIN TRIACETATE ;
CAS:6030-60-0
EMX53 :
1,3,8-Trihydroxy-6-methylanthraquinone triacetate ;

EMPAGLIFLOZIN ;
CAS:864070-44-0
EGF00 :
(1S)-1,5-Anhydro-1-C-[4-chloro-3-[[4-[[(3S)-tetrahydro-3-furanyl]oxy] phenyl]methyl]phenyl]-D-glucitol ;

EMPAGLIFLOZIN 1,4-ANHYDRO-1,5-DIHYDROXY 3-EPIMER ;
EGF50 :
(2S,3S,4S,5R)-2-(3-((R)-4-((R)-Tetrahydrofuran-3-yloxy)benzyl)-4-chlorophenyl)-5-((R)-1,2-dihydroxyethyl)-tetrahydrofuran-3,4-diol ;

EMPAGLIFLOZIN 1,4-ANHYDRO-1,5-DIHYDROXY IMPURITY ;
EGF51 :
(2S,3R,4S,5R)-2-(3-((S)-4-((S)-Tetrahydrofuran-3-yloxy)benzyl)-4-chlorophenyl)-5-((R)-1,2-dihydroxyethyl)-tetrahydrofuran-3,4-diol ;

EMPAGLIFLOZIN 1,5-DIHYDROXY 3-EPIMER ;
EGF73 :
(1R)?-1-?C-?[4-Chloro-?3-?[[4-?[[(3R)?-?tetrahydro-?3-?furanyl]?oxy]?phenyl]?methyl]?phenyl]?-?D-?glucitol ;

EMPAGLIFLOZIN 1,5-DIHYDROXY IMPURITY ;
CAS:1620758-34-0
EGF70 :
(1R)?-1-?C-?[4-Chloro-?3-?[[4-?[[(3S)?-?tetrahydro-?3-?furanyl]?oxy]?phenyl]?methyl]?phenyl]?-?D-?glucitol ;

EMPAGLIFLOZIN 1-HYDROXY IMPURITY ;
CAS:1279691-35-8
EGF61 :
(2S,3R,4S,5S,6R)-2-(4-Chloro-3-(4-(((S)-tetrahydrofuran-3-yl)oxy)benzyl)phenyl)-6-(hydroxymethyl)-2-methoxytetrahydro-2H-pyran-3,4,5-triol ;

EMPAGLIFLOZIN 3-EPIMER ; EMPAGLIFLOZIN IMPURITY C ;
CAS:864070-43-9
EGF53 :
(1S)-1,5-Anhydro-1-C-[4-chloro-3-[[4-[[(3R)-tetrahydro-3-furanyl]oxy]phenyl] methyl]phenyl]-D-glucitol ;

EMPAGLIFLOZIN ALPHA-ANOMER ;
CAS:1620758-33-9
EGF60 :
(1R)-1,5-Anhydro-1-C-[4-chloro-3-[[4-[[(3S)-tetrahydro-3-furanyl]oxy] phenyl]methyl]phenyl]-D-glucitol ;

EMPAGLIFLOZIN ALPHA-ANOMER 3-EPIMER ; (R,R)-EMPAGLIFLOZIN ;
EGF63 :
(1R)-1,5-Anhydro-1-C-[4-chloro-3-[[4-[[(3R)-tetrahydro-3-furanyl]oxy] phenyl]methyl]phenyl]-D-glucitol ;

EMPAGLIFLOZIN BENZOIC ACID IMPURITY ; EMPAGLIFLOZIN DESGLUCUORONIDE ;
EGF52 :
(S)-3-(4-(Tetrahydrofuran-3-yloxy)benzyl)-4-chlorobenzoic acid ;

EMPAGLIFLOZIN BROMO IMPURITY ;
CAS:915095-89-5
EGF54 :
(R)-3-(4-(5-Bromo-2-chlorobenzyl)phenoxy)-tetrahydrofuran ;

EMPAGLIFLOZIN FURANOSE ; EMPAGLIFLOZIN R/S FURANOSE ;
CAS:1620758-31-7for
EGF57 :
Mixture of (1R)-1,4-Anhydro-1-C-[4-chloro-3-[[4-[[(3S)-tetrahydro-3-furanyl]oxy]phenyl]methyl]phenyl]-D-glucitol and (1S)-1,4-Anhydro-1-C-[4-chloro-3-[[4-[[(3S)-tetrahydro-3-furanyl]oxy]phenyl]methyl]phenyl]-D-glucitol ;

EMPAGLIFLOZIN HYDROXYMETHYLPHENYL ;
EGF55 :
(2S,3S,4R,5S)-2-(4-Chloro-3-(hydroxy(4-((S)-tetrahydrofuran-3-yloxy)phenyl)methyl)phenyl)-6-(hydroxymethyl)-tetrahydro-2H-pyran-3,4,5-triol ;

EMPAGLIFLOZIN PHENYLKETONE IMPURITY ;
EGF56 :
(2-Chloro-5-((2S,3S,4R,5S)-3,4,5-trihydroxy-6-(hydroxymethyl)-tetrahydro-2H-pyran-2-yl)phenyl)(4-((S)-tetrahydrofuran-3-yloxy)phenyl)methanone ;

EMTRICITABINE ;
CAS:143491-57-0
EMT00 :
4-Amino-5-fluoro-1-[(2R,5S)-2- (hydroxymethyl)-1,3-oxathiolan-5-yl]-2-(1H)-pyrimidone ;

EMTRICITABINE 5-EPIMER ; EMTRICITABINE (2R,5R)-ISOMER ;
CAS:145986-26-1
EMT85 :
4-Amino-5-fluoro-1-[(2R,5R)-2- (hydroxymethyl)-1,3-oxathiolan-5-yl]-2-(1H)-pyrimidone ;

EMTRICITABINE 5-FLUOROURACIL ANALOG (USP) ; EMTRICITABINE 4-HYDROXY ANALOG ; EMTRICITABINE 2,4-DIONE IMPURITY ;
CAS:145986-11-4
EMT74 :
5-Fluoro-1-[(2R,5S)-2-(hydroxymethyl)-1,3-oxathiolane-5-yl]uracil ; cis 5-Fluoro-1-[2-(hydroxymethyl)-1,3-oxathiolan-5-yl]-2,4(1H,3H)-pyrimidinedione ;

EMTRICITABINE 5-O-SULFATE ;
EMT75 :
4-Amino-5-fluoro-1-[(2R,5S)-2-hydroxymethyl)-1,3-oxathiolan-5-yl]-2-(1H-pyrimidinone 5-O-Sulfate ;

EMTRICITABINE AMADORI REARRANGEMENT PRODUCT ;
EMT 70 :
5-Fluoro-1-((2R,5S)-2-(hydroxymethyl)-1,3-oxathiolan-5-yl)-4-((3S,4R)-3,5,6-trihydroxy-2-oxo-4-((2S,3R,4S,5S)-3,4,5-trihydroxy-6-(hydroxymethyl)-tetrahydro-2H-pyran-2-yloxy)hexylamino)pyrimidin-2(1H)-one ;

EMTRICITABINE FT1 ;
CAS:1962114-95-9
EMT61 :
((2R,5S)-5-(4-Amino-5-fluoro-2-oxopyrimidin-1(2H)-yl)-1,3-oxathiolan-2-yl)methyl hydrogen ((R)-1-(6-amino-7H-purin-7-yl)propan-2-yloxy)methylphosphonate ;

EMTRICITABINE FT2 ;
CAS:1962115-01-0
EMT62 :
((R)-1-(6-((5-Fluoro-1-((2R,5S)-2-(hydroxymethyl)-1,3-oxathiolan-5-yl)-2-oxo-1,2-dihydropyrimidin-4-ylamino)methylamino)-9H-purin-8-yl)propan-2-yloxy)methylphosphonic acid ;

EMTRICITABINE FT3 ;
EMT63 :
4-Amino-5-fluoro-1-(2-(((5-fluoro-1-(2-(hydroxymethyl)-1,3-oxathiolan-5-yl)-2-oxo-1,2-dihydropyrimidin-4-ylamino)methoxy)methyl)-1,3-oxathiolan-5-yl)pyrimidin-2(1H)-one ;

EMTRICITABINE FT4 ;
EMT64 :
?

EMTRICITABINE FT6 ;
EMT65 :
?

EMTRICITABINE FTU IMPURITY ;
CAS:145281-92-1
EMT66 :
5-Fluoro-1-[(2S,5R)-2-(hydroxymethyl)-1,3-oxathiolan-5-yl]-2,4(1H,3H)-pyrimidinedione ; (2S-cis)-5-Fluoro-1-[2-(hydroxymethyl)-1,3-oxathiolan-5-yl]-2,4(1H,3H)-pyrimidinedione ;

EMTRICITABINE GLYCOSAMINE ;
EMT67 :
4-((2R,3R,4R,5S)-3,4-Dihydroxy-6-(hydroxymethyl)-5-((2S,3R,4S,5S)-3,4,5-trihydroxy-6-(hydroxymethyl)-tetrahydro-2H-pyran-2-yloxy)-tetrahydro-2H-pyran-2-ylamino)-5-fluoro-1-((2R,5S)-2-(hydroxymethyl)-1,3-oxathiolan-5-yl)pyrimidin-2(1H)-one ;

EMTRICITABINE IMINE ;
EMT68 :
5-Fluoro-1-((2S,5R)-2-(hydroxymethyl)-1,3-oxathiolan-5-yl)-4-(methyleneamino)pyrimidin-2(1H)-one ;

EMTRICITABINE IP IMPURITY A ; EMTRICITABINE CARBOXYLIC ACID ;
CAS:1238210-10-0
EMT51 :
(2R,5S)-5-(4-Amino-5-fluoro-2-oxo-1(2H)-pyrimidinyl)-1,3-oxathiolane-2-carboxylic acid ;

EMTRICITABINE IP IMPURITY B ; TRANS-EMTRICITABINE RACEMATE ; EMTRICITABINE 5-EPIMER & ENANTIOMER ;
EMT52 :
4-Amino-5-fluoro-1-[(2RS,5RS)-2- (hydroxymethyl)-1,3-oxathiolan-5-yl]-2-(1H)-pyrimidone ;

EMTRICITABINE IP IMPURITY C ; LAMIVUDINE ; DESFLUORO EMTRICITABINE ;
CAS:134678-17-4
EMT53 :
4-Amino-1-[(2R,5S)-2-(hydroxymethyl)-1,3-oxathiolan-5-yl] pyrimidin-2(1H)-one ;

EMTRICITABINE IP IMPURITY D ; EMTRICITABINE ENANTIOMER ; EMTRICITABINE (2S,5R)-ISOMER ;
CAS:137530-41-7
EMT54 :
4-Amino-5-fluoro-1-[(2S,5R)-2- (hydroxymethyl)-1,3-oxathiolan-5-yl]-2-(1H)-pyrimidone ;

EMTRICITABINE IP IMPURITY E ; 5-FLUORO CYTOSINE ;
CAS:2022-85-7
EMT55 :
4-Amino-5-fluoropyrimidin-2(1H)-one ;

EMTRICITABINE IP IMPURITY F ; 5-FLUORO URACIL ;
CAS:51-21-8
EMT56 :
5-Fluoropyrimidin-2,4(1H,3H)-dione ;

EMTRICITABINE IP IMPURITY G ; EMTRICITABINE SULFOXIDE (S)-ISOMER ;
EMT57 :
4-Amino-5-fluoro-1-[(2R,3S,5S)-2-(hydroxymethyl)-3-oxo-1,3-oxa-?4-thiolan-5-yl]pyrimidin-2(1H)-one ;

EMTRICITABINE IP IMPURITY H ; EMTRICITABINE SULFOXIDE (R)-ISOMER ;
EMT58 :
4-Amino-5-fluoro-1-[(2R,3R,5S)-2-(hydroxymethyl)-3-oxo-1,3-oxa-?4-thiolan-5-yl]pyrimidin-2(1H)-one ;

EMTRICITABINE IP IMPURITY I ; EMTRICITABINE 6'-DISULFIDE ;
CAS:1246819-86-2
EMT59 :
1,1'-[Disulfanediylbis(methylene-(2R,5S)-1,3-oxathiolane-2,5-diyl)]bis(4-amino-5-fluoropyrimidin-2(1H)-one) ;

EMTRICITABINE IP IMPURITY J ; 2-EPI-EMTRICITABINE ;
CAS:145416-34-8
EMT60 :
4-Amino-5-fluoro-1-[(2S,4S)-2-(hydroxymethyl)-1,3-dioxolan-4-yl]pyrimidin-2(1H)-one ;

EMTRICITABINE ISOPROPYL CARBAMATE ;
EMT76 :
Isopropyl (5-Fluoro-1-((2R,5S)-2-(hydroxymethyl)-1,3-oxathiolan-5-yl)-2-oxo-1,2-dihydropyrimidin-4-yl)carbamate ;

EMTRICITABINE MENTHYL ESTER ;
CAS:764659-72-5
EMT78 :
(2R,5S)-5-(4-Amino-5-fluoro-2-oxo-1(2H)-pyrimidinyl)-1,3-oxathiolane-2-carboxylic acid (1R,2S,5R)-5-Methyl-2-(1-methylethyl)cyclohexyl ester ;

EMTRICITABINE N,N-METHYLENE DIMER ;
EMT44 :
(R,S)-4,4�-(Methylenebis(azanediyl)bis(5-fluoro-1-((2R,5S)-2-(hyroxymethyl)-1,3-oxathiolan-5-yl)pyrimidin-2(1H)-one ;

EMTRICITABINE N,O-METHYLENE DIMER ;
EMT69 :
4-Amino-5-fluoro-1-(2-((((5-fluoro-1-(2-(hydroxymethyl)-1,3-oxathiolan-5-yl)-2-oxo-1,2-dihydropyrimidin-4-yl)amino)methoxy)methyl)-1,3-oxathiolan-5-yl)pyrimidin-2(1H)-one ;

EMTRICITABINE N-ACETYL O-BENZOYL 5-EPIMER ;
EMT77 :
((2R,5R)-5-(4-Acetamido-5-fluoro-2-oxopyrimidin-1(2H)-yl)-1,3-oxathiolan-2-yl)methyl benzoate ;

EMTRICITABINE O-SS-D-GLUCURONIDE SODIUM SALT ;
CAS:152128-78-4
EMT90N :
(2R-cis)-[5-(4-Amino-5-fluoro-2-oxo-1(2H)-pyrimidinyl)-1,3-oxathiolan-2-yl] methyl �-D-glucopyranosiduronic acid sodium salt ;

EMTRICITABINE SULFOXIDE ;
CAS:152128-77-3
EMT50 :
4-Amino-5-fluoro-1-[(2R,5S)-2- (hydroxymethyl)-3-oxido-1,3-oxathiolan-5-yl]-2-(1H)-pyrimidone ;

EMTRICITABINE TENOFOVIR DISOPROXIL DIMER ;
EMT79 :
((((((R)-1-(6-((((5-Fluoro-1-((2R,5S)-2-(hydroxymethyl)-1,3-oxathiolan-5-yl)-2-oxo-1,2-dihydropyrimidin-4-yl)amino)methyl)amino)-9H-purin-9-yl)propan-2-yl)oxy)methyl)phosphoryl)bis(oxy))bis(methylene) Diisopropyl Dicarbonate ;

EMTRICITABINE TENOFOVIR MONOISOPROXIL DIMER ;
EMT80 :
((((((R)-1-(6-((((5-Fluoro-1-((2R,5S)-2-(hydroxymethyl)-1,3-oxathiolan-5-yl)-2-oxo-1,2-dihydropyrimidin-4-yl)amino)methyl)amino)-9H-purin-9-yl)propan-2-yl)oxy)methyl)(hydroxy)phosphoryl)oxy)methyl Isopropyl Carbonate ;

EMTRICITABINE THIOACETATE ;
EMT81 :
S-(((2R,5S)-5-(4-Amino-5-fluoro-2-oxopyrimidin-1(2H)-yl)-1,3-oxathiolan-2-yl)methyl) Ethanethioate ;

ENALAPRIL ALANYL PROLINE IMPURITY ;
CAS:13485-59-1
ENL14 :
L-Alanyl-L-proline ;

ENALAPRIL EP IMPURITY A ; (R,S,S)-ENALAPRIL HCL ; ENALAPRIL HCL (1R)-ISOMER ;
CAS:1356932-13-2
ENL01H :
(2S)-1-[(2S)-2-[[(1R)-1-(Ethoxycarbonyl)-3- phenylpropyl] amino] propanoyl] pyrrolidine-2-carboxylic acid HCl ;

ENALAPRIL EP IMPURITY B ; RAMIPRIL EP IMPURITY F ; TRANDOLAPRIL ECPPA IMPURITY ; MOEXIPRIL USP RC F ; QUINAPRIL EP IMPURITY B ; QUINAPRIL ECPPA IMPURITY ; SPIRAPRIL EP IMPURITY C ;
CAS:82717-96-2
ENL02 :
N-[(S)-(+)-1-(Ethoxycarbonyl)-3-phenylpropyl]-L-alanine ("ECPPA") ;

ENALAPRIL EP IMPURITY C ; ENALAPRIL DIACID ; ENALAPRILATE; ENALAPRILAT ;
CAS:76420-72-9
ENL03 :
N-[(1S)-1-(Carboxy)-3-phenylpropyl]-L-alanyl]-L-proline ;

ENALAPRIL EP IMPURITY D ; ENALAPRIL DIKETOPIPERAZINE ;
CAS:115729-52-7
ENL04 :
Ethyl (2S)-2-[(3S,8aS)-3-methyl-1,4-dioxooctahydropyrrolo [1,2-a]pyrazin-2-yl]-4-phenylbutanoate ;

ENALAPRIL EP IMPURITY E (HCL SALT) ; ENALAPRIL PHENYLETHYL ESTER ANALOG (HCL SALT) ;
ENL05H :
(2S)-1-[(2S)-2-[[(1S)-3-Phenyl-1-[(2-phenylethoxy) carbonyl] propyl] amino] propanoyl] pyrrolidine-2-carboxylic acid hydrochloride ;

ENALAPRIL EP IMPURITY E (MALEATE SALT) ; ENALAPRIL PHENYLETHYL ESTER ANALOG ;
ENL05M :
(2S)-1-[(2S)-2-[[(1S)-3-Phenyl-1-[(2-phenylethoxy) carbonyl] propyl] amino] propanoyl] pyrrolidine-2-carboxylic acid maleate salt ;

ENALAPRIL EP IMPURITY F ; ENALAPRIL BUTYL ESTER ANALOG ;
CAS:76420-77-4
ENL06H :
(2S)-1-[(2S)-2-[[(1S)-1-(Butoxycarbonyl)-3-phenylpropyl] amino] propanoyl] pyrrolidine-2-carboxylic acid hydrochloride ;

ENALAPRIL EP IMPURITY G ;
CAS:460720-14-3
ENL07 :
(2S)-2-[[(1S)-3-Cyclohexyl-1-(ethoxycarbonyl)propyl]-amino] propanoic acid ;

ENALAPRIL EP IMPURITY H ; ENALAPRIL CYCLOHEXYL ANALOG ; ENALAPRIL HEXAHYDRO ANALOG ;
CAS:2055735-10-7
ENL08H :
(2S)-1-[(2S)-2-[[(1S)-3-Cyclohexyl-1-(ethoxycarbonyl)propyl] amino] propanoyl]pyrrolidine-2-carboxylic acid HCl ;

ENALAPRIL HOMOPHENYLALANINE IMPURITY ; LISINOPRIL EP IMPURITY A ;
CAS:1012-05-1
ENL15 :
(2RS)-2-Amino-4-phenylbutanoic acid ; DL-Homophenylalanine ;

ENALAPRIL MALEATE ; (S,S,S)-ENALAPRIL MALEATE ;
CAS:76095-16-4
ENL00M :
(2S)-1-[(2S)-2-[[(1S)-1-(Ethoxycarbonyl)-3-phenylpropyl]amino]propanoyl] pyrrolidine-2-carboxylic acid (Z)-butenedioate ;

ENALAPRILAT ; ENALAPRIL EP IMPURITY C ;
CAS:76420-72-9
EPX00 :
(S)-1-((S)-2-((S)-1-Carboxy-3-phenylpropylamino)propanoyl)pyrrolidine-2-carboxylic acid dihydrate ;

ENALAPRILAT 1-ACYL GLUCURONIDE ;
EPX51 :
(S)-1-((S)-2-((S)-1-((2S,3R,4S,5S)-6-Carboxy-3,4,5-trihydroxy-tetrahydro-2H-pyran-2-yloxy)-1-oxo-4-phenylbutan-2-ylamino)propanoyl)pyrrolidine-2-carboxylic acid ;

ENALAPRILAT ACYL GLUCURONIDE ;
EPX52 :
(3S,4S,5R,6S)-6-((S)-1-((S)-2-((S)-1-Carboxy-3-phenylpropylamino)propanoyl)pyrrolidine-2-carbonyloxy)-3,4,5-trihydroxy-tetrahydro-2H-pyran-2-carboxylic acid ;

ENALAPRILAT BENZYL ESTER ;
CAS:76391-33-8
EPX53 :
(S)-1-((S)-2-((S)-1-(Benzyloxy)-1-oxo-4-phenylbutan-2-ylamino)propanoyl)pyrrolidine-2-carboxylic acid ;

ENALAPRILAT BIALLYLOXY ACYL GLUCURONIDE ;
EPX54 :
(S)-((2S,3R,4S,5S)-6-(Allyloxycarbonyl)-3,4,5-trihydroxy-tetrahydro-2H-pyran-2-yl) 1-((S)-2-((S)-1-(allyloxy)-1-oxo-4-phenylbutan-2-ylamino)propanoyl)pyrrolidine-2-carboxylate ;

ENALAPRILAT BUTYL T-BUTYL DIESTER ;
EPX55 :
(S)-tert-Butyl 1-((S)-2-((S)-1-butoxy-1-oxo-4-phenylbutan-2-ylamino)propanoyl)pyrrolidine-2-carboxylate

ENALAPRILAT EP IMPURITY A ;
CAS:84023-58-5
EPX01 :
(SR)-2-((SR)-1-Carboxyethylamino)-4-phenylbutanoic acid ;

ENALAPRILAT EP IMPURITY B ;
EPX02 :
(SR)-1-((RS)-2-((RS)-1-Carboxy-3-phenylpropylamino)propanoyl)pyrrolidine-2-carboxylic acid ;

ENALAPRILAT EP IMPURITY C ;
EPX03 :
(SR)-1-((SR)-2-((RS)-1-Carboxy-3-phenylpropylamino)propanoyl)pyrrolidine-2-carboxylic acid

ENALAPRILAT EP IMPURITY D ;
EPX04 :
(SR)-1-((RS)-2-((SR)-1-Carboxy-3-phenylpropylamino)propanoyl)pyrrolidine-2-carboxylic acid

ENALAPRILAT EP IMPURITY E ;
EPX05 :
(SR)-1-((SR)-1-((SR)-2-((SR)-1-Carboxy-3-phenylpropylamino)propanoyl)pyrrolidine-2-carbonyl)pyrrolidine-2-carboxylic acid ;

ENALAPRILAT EP IMPURITY F ; ENALAPRIL EP IMPURITY B ; MOEXIPRIL USP RC F ; QUINAPRIL EP IMPURITY B ; QUINAPRIL ECPPA IMPURITY ; RAMIPRIL EP IMPURITY F ; TRANDOLAPRIL ECPPA IMPURITY ; SPIRAPRIL EP IMPURITY C ;
CAS:82717-96-2
EPX06 :
(SR)-2-((SR)-1-Ethoxy-1-oxo-4-phenylbutan-2-ylamino)propanoic acid ;

ENALAPRILAT EP IMPURITY G ;
CAS:115623-21-7
EPX07 :
(SR)-Ethyl 2-((3RS,8aSR)-3-methyl-1,4-dioxo-hexahydropyrrolo[1,2-a]pyrazin-2(1H)-yl)-4-phenylbutanoate ;

ENALAPRILAT N-GLUCURONIDE ;
EPX56 :
(S)-1-((S)-2-(((2R,3R,4S,5S)-6-carboxy-3,4,5-trihydroxy-tetrahydro-2H-pyran-2-yl)((S)-1-carboxy-3-phenylpropyl)amino)propanoyl)pyrrolidine-2-carboxylic acid ;

ENALAPRILAT PHENYLETHYL ESTER ;
EPX57 :
(S)-1-((S)-2-((S)-1-Oxo-1-phenethoxy-4-phenylbutan-2-ylamino)propanoyl)pyrrolidine-2-carboxylic acid ;

ENALAPRILAT T-BUTYL ESTER ;
CAS:674796-29-3
EPX58 :
(S)-2-((S)-1-((S)-2-(tert-Butoxycarbonyl)pyrrolidin-1-yl)-1-oxopropan-2-ylamino)-4-phenylbutanoic acid ;

ENILCONAZOLE ; IMAZALIL ;
CAS:35554-44-0
ENX00 :
1-[(2RS)-2-(2,4-Dichlorophenyl)-2-(prop-2-enyloxy)ethyl]-1H-imidazole ;

ENILCONAZOLE EP IMPURITY A ;
ENX01 :
(2RS)-2-(2,4-Dichlorophenyl)-2-(prop-2-enyloxy)-ethanamine ;

ENILCONAZOLE EP IMPURITY B ;
ENX02 :
N-[(2RS)-2-(2,4-Dichlorophenyl)-2-(prop-2-enyloxy)-ethyl]prop-2-en-1-amine ;

ENILCONAZOLE EP IMPURITY C ;
ENX03 :
N-[(2RS)-2-(2,4-Dichlorophenyl)-2-(prop-2-enyloxy)-ethyl]formamide ;

ENILCONAZOLE EP IMPURITY D ;
ENX04 :
N-[(2RS)-2-(2,4-Dichlorophenyl)-2-(prop-2-enyloxy)-ethyl]-N-(prop-2-enyl)formamide ;

ENILCONAZOLE EP IMPURITY E ; ECONAZOLE EP IMPURITY A ;
CAS:24155-42-8
ENX05 :
(1RS)-1-(2,4-Dichlorophenyl)-2-(-1H-imidazol-1-yl)ethanol ;

ENILCONAZOLE EP IMPURITY F ;
ENX06 :
1-[(2RS)-2-(3,4-Dichlorophenyl)-2-(prop-2-enyloxy)ethyl]-1H-imidazole ;

ENOXOLONE ; GLYCYRRHETIC ACID ;
CAS:471-53-4
EXN00 :
(20�)-3�-Hydroxy-11-oxo-olean-12-en-29-oic acid ; (2S,4aS,6aS,6bR,8aR,10S,12aS,12bR,14bR)-10-Hydroxy-2,4a,6a,6b,9,9,12a-heptamethyl-13-oxo-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13,14b-icosahydropicene-2-carboxylic acid ;

ENOXOLONE EP IMPURITY A ; 18A-GLYCYRRHETINIC ACID ;
CAS:1449-05-4
EXN01 :
(20�)-3�-Hydroxy-11-oxo-18a-olean-12-en-29-oic acid ;

ENOXOLONE EP IMPURITY B ;
EXN02 :
(4�,20�)-3�,23-Dihydroxy-11-oxo-olean-12-en-29-oic acid ;

ENROFLOXACIN ;
CAS:93106-60-6
ERF00 :
1-Cyclopropyl-7-(4-ethyl-1-piperazinyl)-6-fluoro-1,4-dihydro-4-oxo -3-quinolinecarboxylic acid;

ENROFLOXACIN EP IMPURITY A ; CIPROFLOXACIN EP IMPURITY A ;
CAS:86393-33-1
ERF01 :
7-Chloro-1-cyclopropyl-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid ;

ENROFLOXACIN EP IMPURITY B ; CIPROFLOXACIN HCL ;
CAS:86393-32-0
ERF02H :
1-Cyclopropyl-6-fluoro-4-oxo-7-(piperazin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid HCl ;

ENROFLOXACIN EP IMPURITY C ; DESFLUORO ENROFLOXACIN ;
CAS:138892-82-7
ERF03 :
1-Cyclopropyl-7-(4-ethylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid ;

ENROFLOXACIN EP IMPURITY D ;
ERF04 :
Enrofloxacin EP Impurity D ;

ENROFLOXACIN EP IMPURITY E ; ENROFLOXACIN CHLORO ANALOG ;
CAS:1369495-59-9
ERF05 :
6-Chloro-1-cyclopropyl-7-(4-ethylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid ;

ENROFLOXACIN EP IMPURITY F ; DECARBOXY ENROFLOXACIN ;
CAS:131775-99-0
ERF06 :
1-Cyclopropyl-7-(4-ethylpiperazin-1-yl)-6-fluoroquinolin-4(1H)-one ;

ENROFLOXACIN EP IMPURITY G ; CIPROFLOXACIN EP IMPURITY C ; ENROFLOXACIN ETHYLENEDIAMINE ANALOG ; DESETHYLENE CIPROFLOXACIN HCL ;
CAS:103222-12-4
ERF07H :
7-[(2-Aminoethyl)amino]-1-cyclopropyl-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid hydrochloride ;

ENTACAPONE ;
CAS:130929-57-6
ETC00 :
(2E)-2-Cyano-3-(3,4-dihydroxy-5-nitrophenyl)-N,N-diethyl-2-propenamide ;

ENTACAPONE AMIDE IMPURITY ;
CAS:158693-01-7
ETC51 :
(2E)-2-Cyano-(3,4-dihydroxy-5-nitrophenyl)propenamide ;

ENTACAPONE BENZOIC ACID IMPURITY ;
CAS:84211-30-3
ETC53 :
3,4-Dihydroxy-5-nitrobenzoic acid ;

ENTACAPONE EP IMPURITY A ; ENTACAPONE USP RC A ; ENTACAPONE CIS-ISOMER ;
CAS:145195-63-7
ETC01 :
(2Z)-2-Cyano-3-(3,4-dihydroxy-5-nitrophenyl)-N,N-diethyl-2-propenamide ;

ENTACAPONE EP IMPURITY B ;
CAS:116314-52-4
ETC02 :
Ethyl (2E)-2-Cyano-3-(3,4-dihydroxy-5-nitrophenyl)prop-2-enoate ;

ENTACAPONE EP IMPURITY C ;
CAS:116313-85-0
ETC03 :
3,4-Dihydroxy-5-nitrobenzaldehyde ;

ENTACAPONE EP IMPURITY D ;
CAS:857629-79-9
ETC04 :
(2E)-2-Cyano-3-(3-ethoxy-4-hydroxy-5-nitrophenyl)-N,N-diethyl-2-propenamide ;

ENTACAPONE EP IMPURITY E ;
CAS:7659-29-2
ETC05 :
3,5-Dinitrobenzene-1,2-diol ; 1,2-Dihydroxy-3,5-dinitrobenzene ;

ENTACAPONE EP IMPURITY F ;
CAS:160391-70-8
ETC06 :
(2E)-2-Cyano-3-(3,4-dihydroxy-5-nitrophenyl)prop-2-enoic acid ;

ENTACAPONE EP IMPURITY G ;
CAS:857629-78-8
ETC07 :
(2E)-2-Cyano-3-(3,4-dihydroxy-5-nitrophenyl)-N-methyl-prop-2-enamide ;

ENTACAPONE EP IMPURITY H ;
CAS:1150310-15-8
ETC08 :
(2E)-3-(3,4-Dihydroxy-5-nitrophenyl)-2-(piperidin-1-ylcarbonyl)prop-2-ennitrile ;

ENTACAPONE EP IMPURITY I ;
CAS:1364322-42-8
ETC09 :
Propyl (2E)-2-Cyano-3-(3,4-dihydroxy-5-nitrophenyl)prop-2-enoate ;

ENTACAPONE METHOXY IMPURITY ; (E)-3-O-METHYL ENTACAPONE ;
CAS:857629-78-8
ETC52 :
(2E)-2-Cyano-3-(3-methoxy-4-hydroxy-5-nitrophenyl)-N,N-diethyl-2-propenamide ;

ENTECAVIR (R,R,R)-ISOMER ; (1R,3R,4R)-ENTECAVIR ;
CAS:1367369-76-3
ECV45 :
2-Amino-9-[(1R,3R,4R)-4-hydroxy-3-(hydroxymethyl)-2-methylidene cyclopentyl]-6,9-dihydro-3H-purin-6-one ;

ENTECAVIR (S,S,R)-ISOMER ; (1S,3S,4R)-ENTECAVIR ;
CAS:1367369-79-6
ECV46 :
2-Amino-9-[(1S,3S,4R)-4-hydroxy-3-(hydroxymethyl)-2-methylidene cyclopentyl]-6,9-dihydro-3H-purin-6-one ;

ENTECAVIR ; (1S,3R,4S)-ENTECAVIR ;
CAS:142217-69-4
ECV00 :
2-Amino-9-[(1S,3R,4S)-4-hydroxy-3-(hydroxymethyl)-2-methylidene cyclopentyl]-6,9-dihydro-3H-purin-6-one ;

ENTECAVIR BOC (1R,2R)-ISOMER ;
CAS:325480-40-8
ECV51 :
(1R,2R)-2-(Benzyloxymethyl)-3-cyclopenten-1-ol ;

ENTECAVIR BOC (1R,2S)-ISOMER ;
CAS:188399-48-6
ECV52 :
(1R,2S)-2-(Benzyloxymethyl)-3-cyclopenten-1-ol ;

ENTECAVIR BOC (1S,2R)-ISOMER ;
CAS:110567-21-0
ECV53 :
(1S,2R)-2-(Benzyloxymethyl)-3-cyclopenten-1-ol ;

ENTECAVIR DIBENZYL IMPURITY ; 3�,5�-DI-O-BENZYL ENTECAVIR ;
CAS:142217-81-0
ECV35 :
2-Amino-1,9-dihydro-9-[(1S,3R,4S)-2-methylene-4-(phenylmethoxy)-3-[(phenylmethoxy)methyl]cyclopentyl]-6H-purin-6-one ;

ENTECAVIR ENANTIOMER ; (1R,3S,4R)-ENTECAVIR ;
CAS:188399-46-4
ECV40 :
2-Amino-9-[(1R,3S,4R)-4-hydroxy-3-(hydroxymethyl)-2-methylidene cyclopentyl]-6,9-dihydro-3H-purin-6-one ;

ENTECAVIR EP IMPURITY A ; ENTECAVIR 1-EPIMER (USP) ; (1R,3R,4S)-ENTECAVIR ;
CAS:1367369-78-5
ECV01 :
2-Amino-9-[(1R,3R,4S)-4-hydroxy-3-(hydroxymethyl)-2-methylidene cyclopentyl]-6,9-dihydro-3H-purin-6-one ;

ENTECAVIR EP IMPURITY B ; ENTECAVIR 3-EPIMER (USP) ; (1S,3S,4S)-ENTECAVIR ;
CAS:1367369-77-4
ECV02 :
2-Amino-9-[(1S,3S,4S)-4-hydroxy-3-(hydroxymethyl)-2-methylidene cyclopentyl]-6,9-dihydro-3H-purin-6-one ;

ENTECAVIR EP IMPURITY C ; 8-HYDROXY ENTECAVIR (USP) ; ENTECAVIR DIONE ;
ECV03 :
2-Amino-9-[(1S,3R,4S)-4-hydroxy-3-(hydroxymethyl)-2-methylidene cyclopentyl]-7,9-dihydro-1H-purine-6,8-dione ;

ENTECAVIR EP IMPURITY D ; ENTECAVIR 4-EPIMER (USP) ; (1S,3R,4R)-ENTECAVIR ;
CAS:1367369-80-9
ECV04 :
2-Amino-9-[(1S,3R,4R)-4-hydroxy-3-(hydroxymethyl)-2-methylidene cyclopentyl]-6,9-dihydro-3H-purin-6-one ;

ENTECAVIR EP IMPURITY E ; 8-METHOXY ENTECAVIR (USP) ;
ECV05 :
2-Amino-9-[(1S,3R,4S)-4-hydroxy-3-(hydroxymethyl)-2-methylidene cyclopentyl]-8-methoxy-1,9-dihydro-6H-purin-6-one ;

ENTECAVIR EP IMPURITY F ; ENTECAVIR USP RC A ; ENTECAVIR DIMETHYLSILYL IMPURITY ;
CAS:649761-24-0
ECV06 :
2-Amino-9-[(1S,3R,4S)-3-[(benzyloxy)methyl]-4-[dimethyl(phenyl)silyl]-2-methylidenecyclopentyl]-1,9-dihydro-6H-purin-6-one ;

ENTECAVIR FURAN IMPURITY ; FUROENTECAVIR (USP) ;
ECV41 :
9-[(3aS ,4S ,6S ,6aR )-3a,6-Dihydroxyhexahydro-1H -cyclopenta[c]furan-4-yl] guanine ;

ENTECAVIR TRIBENZYL ALCOHOL ;
CAS:142217-77-4
ECV43 :
(1S,2S,3S,5S)-5-(2-Amino-6-(benzyloxy)-9H-purin-9-yl)-3- (benzyloxy)-2-(benzyloxymethyl)cyclopentanol ;

ENZALUTAMIDE ;
CAS:915087-33-1
EZL00 :
4-[3-[4-Cyano-3-(trifluoromethyl)phenyl]-5,5-dimethyl-4-oxo-2-thioxo-1-imidazolidinyl]-2-fluoro-N-methylbenzamide ;

ENZALUTAMIDE EP IMPURITY A ;
CAS:112704-79-7
EZL01 :
4-Bromo-2-fluorobenzoic Acid ;

ENZALUTAMIDE EP IMPURITY B ;
CAS:749927-69-3
EZL02 :
4-Bromo-2-fluoro-N-methylbenzamide ;

ENZALUTAMIDE EP IMPURITY C ;
CAS:179232-29-2
EZL03 :
4-Bromo-2-fluorobenzoic Acid Methyl Ester ;

ENZALUTAMIDE IMPURITY 1 ;
CAS:915087-32-0
EZL61 :
4-((2-Cyanopropan-2-yl)amino)-2-fluoro-N-methylbenzamide ;

ENZALUTAMIDE IMPURITY 2 ;
CAS:143782-23-4
EZL62 :
4-Isothiocyanato-2-(trifluoromethyl)benzonitrile ;

ENZALUTAMIDE IMPURITY 3 ;
CAS:915087-25-1
EZL63 :
4-Amino-2-fluoro-N-methylbenzamide ;

ENZALUTAMIDE IMPURITY 4 ;
CAS:915087-24-0
EZL64 :
2-Fluoro-N-methyl-4-nitrobenzamide ;

ENZALUTAMIDE IMPURITY 5 ;
EZL65 :
(4-((2-Cyanopropan-2-yl)amino)-N-methylbenzamide) ;

ENZALUTAMIDE IMPURITY 6 ;
CAS:1895865-11-8
EZL66 :
1,3-bis(4-Cyano-3-(trifluoromethyl)phenyl)urea ;

ENZALUTAMIDE IMPURITY 7 ;
CAS:1839619-50-9
EZL67 :
1,3-bis(4-Cyano-3-(trifluoromethyl)phenyl)thiourea ;

ENZALUTAMIDE IMPURITY I ; ENZALUTAMIDE DESFLUORO IMPURITY ;
CAS:915087-16-0
EZL69 :
4-(3-(4-Cyano-3-(trifluoromethyl)phenyl)-5,5-dimethyl-4-oxo-2-thioxoimidazolidin-1-yl)-N-methylbenzamide ;

ENZALUTAMIDE IMPURITY J ; ENZALUTAMIDE OXO IMPURITY ;
CAS:1242137-18-3
EZL70 :
4-(3-(4-Cyano-3-(trifluoromethyl)phenyl)-5,5-dimethyl-2,4-dioxoimidazolidin-1-yl)-2-fluoro-N-methylbenzamide ;

ENZALUTAMIDE M1 ; ENZALUTAMIDE CARBOXYLIC ACID IMPURITY ;
CAS:1242137-15-0
EZL51 :
4-[3-[4-Cyano-3-(trifluoromethyl)phenyl]-5,5-dimethyl-4-oxo-2-thioxo-1-imidazolidinyl]-2-fluoro-benzoic Acid ;

ENZALUTAMIDE N-DESMETHYL IMPURITY ;
CAS:1242137-16-1
EZL52 :
4-?[3-?[4-?Cyano-?3-?(trifluoromethyl)?phenyl]?-?5,?5-?dimethyl-?4-?oxo-?2-?thioxo-?1-?imidazolidinyl]?-?2-?fluorobenzamide ;

EPINASTINE EP IMPURITY A ; 9,13B-DEHYDRO EPINASTINE ;
CAS:706753-75-5
EPN01B :
9H-Dibenzo[c,f]imidazo[1,5-a]azepin-3-amine ;

EPINASTINE EP IMPURITY B ; 7-BROMO EPINASTINE ;
CAS:1217052-16-8
EPN02B :
(13bRS)-7-Bromo-9,13b-dihydro-1H-dibenzo[c,f]imidazo[1,5-a]azepin-3-amine ; 3-Amino-7-bromo-9,13b-dihydro-1H-dibenz[c,f]imidazo[1,5-a]azepine ;

EPINASTINE HCL ;
CAS:108929-04-0
EPN00H :
(13bRS)-9,13b-Dihydro-1H-dibenzo[c,f]imidazo[1,5a]azepin-3-amine hydrochloride ;

EPINASTINE USP RC A ; EPINASTINE AMINOMETHYL IMPURITY ;
CAS:127785-96-0
EPN21F :
6-Aminomethyl-6,?11-?Dihydro-?5H-?dibenzo[b,?e]?azepine fumarate ;

EPLERENONE ;
CAS:107724-20-9
ERN00 :
(7a, 11a, 17a)-9,11-Epoxy-17-hydroxy-3-oxo-pregn-4-ene-7,21-dicarboxylic acid, ?-lactone, methyl ester ;

EPLERENONE 11-ALPHA-HYDROXY ANALOG ; 11A-HYDROXY MEXRENONE ;
CAS:192704-56-6
ERN40 :
(7a,11a,17a)-11,17-Dihydroxy-3-oxopregn-4-ene-7,21-dicarboxylic acid ?-lactone methyl ester ;

EPLERENONE 11-ALPHA-HYDROXY CANRENONE IMPURITY ;
CAS:192569-17-8
ERN53 :
11,17-Dihydroxy-3-oxo-pregna-4,6-diene-21-carboxylic acid gama-lactone ;

EPLERENONE 11-ALPHA-HYDROXY NITROETHYL IMPURITY ;
ERN44 :
(7a,11a,17a)-11,17-Dihydroxy-7-nitroethyl-3-oxopregn-4-ene-21-carboxylic acid ?-lactone ;

EPLERENONE 6-BETA-HYDROXY ANALOG ;
CAS:209253-80-5
ERN41 :
(6�,7a,11a,17a)-9,11-Epoxy-6,17-dihydroxy-3-oxo-pregn-4-ene-7,21-dicarboxylic acid ?-lactone methyl ester ;

EPLERENONE ANHYDRO CANRENONE IMPURITY ; EPLERENONE 9,11-DIDEHYDRO CANRENONE IMPURITY ; DELTA-9 CANRENONE ;
CAS:95716-71-5
ERN52 :
17-Hydroxy-3-oxo-pregna-4,6,9(11)-trien-21-carboxylic acid gama-lactone ;

EPLERENONE CANRENONE IMPURITY ; CANRENONE ;
CAS:976-71-6
ERN54 :
17-Hydroxy-3-oxo-pregna-4,6-dien-21-carboxylic acid gama-lactone ;

EPLERENONE EP IMPURITY A ;
CAS:209253-67-8
ERN01 :
(2'S)-3',4'-Dihydro-3,5'-dioxospiro[androst-4-ene-17,2'-furan]-7a,9a-carbolactone ;

EPLERENONE EP IMPURITY B ;
CAS:192704-82-8
ERN02 :
(2'S)-11a,12a-Epoxy-3',4'-dihydro-7a-methoxycarbonylspiro[androst-4-ene-17,2'-furan]-3,5'-dione ;

EPLERENONE EP IMPURITY C ; EPLERENONE DELTA-9,11-ANALOG ;
CAS:95716-70-4
ERN03 :
(7a,17a)-17-Hydroxy-3-oxo-pregna-4,9(11)-diene-7,21-dicarboxylic acid ?-lactone 7-methyl ester ;

EPLERENONE EP IMPURITY D ; EPLERENONE 7-CARBOXYLIC ACID ;
CAS:209253-82-7
ERN04 :
(2'R)-9a,11a-Epoxy-3',4'-dihydro-3,5'-dioxospiro[androst-4-ene-17,2'-furan]-7a-carboxylic acid ;

EPLERENONE EP IMPURITY E ; EPLERENONE 7-BETA-ISOMER ;
CAS:209253-81-6
ERN05 :
(7beta, 11a, 17a)-9,11-Epoxy-17-hydroxy-3-oxo-pregn-4-ene-7,21-dicarboxylic acid, ?-lactone, methyl ester ;

EPLERENONE EP IMPURITY F ; EPLERENONE OPEN-RING ACID POTASSIUM SALT ;
CAS:95716-98-6
ERN06K :
9a,11a-Epoxy-7a-methoxycarbonyl-17�-hydroxy-3-oxopregn-4-ene-21-carboxylic acid potassium salt ;

EPLERENONE EP IMPURITY G ; MEXRENONE ;
CAS:41020-65-9
ERN07 :
(2'R)-3',4'-Dihydro-7a-methoxycarbonylspiro[androst-4-ene-17,2'-furan]-3,5'-dione ;

EPOTHILONE A ; 12-DESMETHYL EPOTHILONE B ;
CAS:152044-53-6
EPT01 :
(1S,3S,7S,10R,11S,12S,16R)-7,11-Dihydroxy-8,8,10,12-tetramethyl-3-[(1E)-1-methyl-2-(2-methyl-4-thiazolyl)ethenyl]-4,17-dioxabicyclo[14.1.0]heptadecane-5,9-dione ;

EPOTHILONE B ; PATUPILONE ;
CAS:152044-54-7
EPT02 :
(1S,3S,7S,10R,11S,12S,16R)-7,11-Dihydroxy-8,8,10,12,16-pentamethyl-3-[(1E)-1-methyl-2-(2-methyl-4-thiazolyl)ethenyl]-4,17-dioxabicyclo[14.1.0] heptadecane-5,9-dione ;

EPOTHILONE D ; 12,13-DESOXY EPOTHILONE B ;
CAS:189453-10-9
EPT04 :
(4S,7R,8S,9S,13Z,16S)-4,8-Dihydroxy-5,5,7,9,13-pentamethyl-16-[(1E)-1-methyl-2-(2-methyl-4-thiazolyl)ethenyl]oxacyclohexadec-13-ene-2,6-dione ;

EPROSARTAN ;
CAS:133040-01-4
EPS00B :
(E)-3-[2-Butyl-1-[(4-carboxyphenyl)methyl]-imidazol-5-yl]-2-(2-thienyl methyl)-2-propenoic acid ;

EPROSARTAN DIMETHYL DIESTER ;
CAS:133040-06-9
EPS40 :
(E)-3-[2-Butyl-1-[(4-carboxyphenyl)methyl]-imidazol-5-yl]-2-(2-thienyl methyl)-2-propenoic acid dimethyl diester ;

EPROSARTAN MESYLATE ;
CAS:144143-96-4
EPS00M :
(E)-3-[2-Butyl-1-[(4-carboxyphenyl)methyl]-imidazol-5-yl]-2-(2-thienyl methyl)-2-propenoic acid monomethanesulfonate ;

EPROSARTAN USP RC A ;
CAS:1169702-90-2
EPS21 :
(E)-3-(2-Butyl-1H-imidazol-5-yl)-2-(thiophen-2-yl-methyl)acrylic acid ;

EPROSARTAN USP RC B ;
CAS:5928-51-8
EPS22 :
3-(Thiophen-2-yl)propanoic acid ;

EPROSARTAN USP RC C ;
CAS:4475-24-5
EPS23 :
2-(Thiophen-2-ylmethyl)malonic acid ;

EPROSARTAN USP RC D ;
CAS:6232-88-8
EPS24 :
4-(Bromomethyl)benzoic acid ;

EPROSARTAN USP RC E ;
CAS:3006-96-0
EPS25 :
4-(Hydroxymethyl)benzoic acid ;

EPROSARTAN USP RC F ; (Z)-EPROSARTAN ;
CAS:148674-39-9
EPS26 :
(Z)-4-({2-Butyl-5-[2-carboxy-3-(thiophen-2-yl)prop-1-enyl]-1H-imidazol-1-yl}methyl)benzoic acid ;

EQUILENIN ;
CAS:517-09-9
EQL00 :
3-Hydroxy-1,3,5(10),6,8-estrapentaen-17-one ;

EQUILENIN 17A-DIHYDRO IMPURITY ;
CAS:6639-99-2
EQL57 :
17a-Dihydroequilenin

EQUILENIN 17A-DIHYDRO SODIUM SULFATE ;
CAS:56086-66-9
EQL67N :
17a-Dihydroequilenin sodium sulfate ;

EQUILENIN 17SS-DIHYDRO 17A-ETHINYL IMPURITY ;
CAS:1357266-17-1
EQL51 :
(17a)-19-Norpregna-1,3,5,7,9-pentaen-20-yne-3,17-diol ;

EQUILENIN 17SS-DIHYDRO IMPURITY ; 17SS-EQUILENOL ;
CAS:1423-97-8
EQL58 :
17�-Dihydroequilenin

EQUILENIN 17SS-DIHYDRO SODIUM SULFATE ;
CAS:16680-50-5
EQL68N :
17�-Dihydroequilenin sodium sulfate ;

EQUILENIN SODIUM SULFATE ;
CAS:16680-48-1
EQL50N :
3-Hydroxy-1,3,5(10),6,8-estrapentaen-17-one sodium sulfate ;

EQUILIN ; 7,8-DEHYDROESTRONE ;
CAS:474-86-2
EQU00 :
3-Hydroxy-1,3,5(10),7-estratetraen-17-one ;

EQUILIN 17A-DIHYDRO IMPURITY ;
CAS:651-55-8
EQU57 :
(17a)-Estra-1,3,5(10),7-tetraene-3,17-diol ; Estra-1,3,5(10),7-tetraene-3,17a-diol ;

EQUILIN 17A-DIHYDRO SULFATE SODIUM SALT ;
CAS:56050-05-6
EQU67N :
(17a)-Estra-1,3,5(10),7-tetraene-3,17-diol 3-(hydrogen sulfate) sodium salt ;

EQUILIN 17SS-DIHYDRO IMPURITY ;
CAS:3563-27-7
EQU58 :
(17�)-Estra-1,3,5(10),7-tetraene-3,17-diol ; Estra-1,3,5(10),7-tetraene-3,17�-diol ;

EQUILIN 17SS-DIHYDRO SULFATE SODIUM SALT ;
CAS:16680-49-2
EQU68N :
(17�)-Estra-1,3,5(10),7-tetraene-3,17-diol 3-(hydrogen sulfate) sodium salt ;

EQUILIN 3-O-METHYL ETHER ;
EQU53 :
3-Methoxy-1,3,5(10),7-estratetraen-17-one ;

EQUILIN SULFATE SODIUM SALT ;
CAS:16680-47-0
EQU50N :
3-(Sulfooxy)estra-1,3,5(10),7-tetraen-17-one sodium salt ;

ERISMODEGIB ;
CAS:956697-53-3
EMG00 :
rel-N-[6-[(2R,6S)-2,6-Dimethyl-4-morpholinyl]-3-pyridinyl]-2-methyl-4'-(trifluoromethoxy)-[1,1'-biphenyl]-3-carboxamide ;

ERISMODEGIB IMPURITY 1 ;
CAS:1221722-10-6
EMG51 :
2-Methyl-4'-(trifluoromethoxy)[1,1'-biphenyl]-3-carboxylic acid ;

ERISMODEGIB IMPURITY 2 ;
CAS:1282295-12-8
EMG52H :
6-((2R,6S)-2,6-Dimethylmorpholino)pyridin-3-amine hydrochloride ;

ERLOTINIB 3-BROMO IMPURITY ;
CAS:2055840-41-8
ELT53H :
N-(3-Bromophenyl)[6,7-bis(2-methoxyethoxy)quinazolin-4-yl]amine hydrochloride ;

ERLOTINIB 3-ETHYL ANALOG ;
CAS:299912-61-1
ELT63B :
N-(3-Ethylphenyl)[6,7-bis(2-methoxyethoxy)quinazolin-4-yl]amine ;

ERLOTINIB 3-VINYL ANALOG ;
CAS:1624294-38-7
ELT73H :
N-(3-Vinylphenyl)[6,7-bis(2-methoxyethoxy)quinazolin-4-yl]amine hydrochloride ;

ERLOTINIB 4-HYDROXY METABOLITE (M16) ;
CAS:882420-22-6
ELT27H :
N-(3-Ethynyl-4-hydroxy-phenyl)[6,7-bis(2-methoxyethoxy)quinazolin-4-yl] amine hydrochloride ;

ERLOTINIB 4-METHYL ANALOG ;
CAS:1346601-52-2
ELT54H :
N-(3-Ethynyl-4-methylphenyl)[6,7-bis(2-methoxyethoxy)quinazolin-4-yl]amine HCl ;

ERLOTINIB 6-O-CHLOROETHYL ANALOG ;
CAS:183320-04-9
ELT60H :
6-(2-Chloroethoxy)-N-(3-ethynylphenyl)-7-(2-methoxyethoxy)-4-quinazolinamine hydrochloride ;

ERLOTINIB 6-O-DESMETHYL ACETATE ;
CAS:183320-15-2
ELT66H :
6-(2-Acetoxy-ethoxy)-4-(3-ethynyl-phenylamino)-7-(2-methoxy-ethoxy)quinazoline ;

ERLOTINIB 6-O-DESMETHYL METABOLITE ; ERLOTINIB METABOLITE M14 ; 6-O-DESMETHYL ERLOTINIB FORMATE ;
CAS:183321-86-0
ELT14F :
2-[[4-[(3-Ethynylphenyl)amino]-7-(2-methoxyethoxy)-6-quinazolinyl] oxy]ethanol formate ;

ERLOTINIB 7-O-CHLOROETHYL ANALOG ;
CAS:183320-19-6
ELT70H :
7-(2-Chloroethoxy)-N-(3-ethynylphenyl)-6-(2-methoxyethoxy)-4-quinazolinamine hydrochloride ;

ERLOTINIB 7-O-DESMETHYL METABOLITE ; ERLOTINIB METABOLITE M13 ; 7-O-DESMETHYL ERLOTINIB FORMATE ;
CAS:183320-29-8
ELT13F :
2-[[4-[(3-Ethynylphenyl)amino]-6-(2-methoxyethoxy)-7-quinazolinyl] oxy]ethanol formate ;

ERLOTINIB CARBOXYLIC ACID ; ERLOTINIB METABOLITE M6 ;
CAS:882420-21-5
ELT26 :
N-(3-Carboxymethylphenyl)[6,7-bis(2-methoxyethoxy)quinazolin-4-yl]amine ;

ERLOTINIB CHLORO IMPURITY ;
CAS:183322-18-1
ELT29 :
4-Chloro-6,7-(2-methoxyethoxy)-quinazoline ;

ERLOTINIB DICHLOROETHYL IMPURITY ;
CAS:183320-00-5
ELT52 :
6,7-Bis(2-chloroethoxy)-N-(3-ethynylphenyl)-4-quinazolinamine HCl ;

ERLOTINIB DIDESMETHYL IMPURITY ; ERLOTINIB METABOLITE M12 ;
CAS:183321-84-8
ELT25 :
2,2�-[[4-[(3-Ethynylphenyl)amino]-6,7-quinazolinediyl]bis(oxy)]bis-ethanol ;

ERLOTINIB HCL ;
CAS:183319-69-9
ELT00H :
N-(3-Ethynylphenyl)[6,7-bis(2-methoxyethoxy)quinazolin-4-yl]amine hydrochloride ;

ERLOTINIB LACTAM IMPURITY ;
CAS:179688-29-0
ELT28 :
6,7-bis (2-Methoxyethoxy)-quinazolin-4(3H)-one ;

ERTAPENEM 4-NITROBENZYL METHYL ESTER ;
ETP51 :
(4R,5S,6S)-4-Nitrobenzyl 3-((3S,5S)-5-((3-(methoxycarbonyl)phenyl)carbamoyl)pyrrolidin-3-ylthio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylate ;

ERTAPENEM DIMER ?N-TERT-BUTYLOXYCARBONYL P-NITROBENZYL DIMETHYL ESTER ;
ETP56 :
(4R,5S,6S)-4-Nitrobenzyl 3-((3S,5S)-1-((4R,5S,6S)-3-((3S,5S)-1-(tert-butoxycarbonyl)-5-((3-(methoxycarbonyl)phenyl)carbamoyl)pyrrolidin-3-ylthio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-aza-bicyclo[3.2.0]hept-2-enecarbonyl)-5-((3-(methoxycarbonyl)phenyl)c

ERTAPENEM DIMER 3 ;
CAS:1199797-42-6
ETP52 :
(4R,5S,6S)-3-((3S,5S)-5-((3-((2S,3R)-4-((3S,5S)-5-((3-Carboxyphenyl)carbamoyl)pyrrolidin-3-ylthio)-5-carboxy-2-((1S,2R)-1-carboxy-2-hydroxypropyl)-3-methyl-2,3-dihydro-1H-pyrrole-1-carbonyl)phenyl)carbamoyl)pyrrolidin-3-ylthio)-6-((R)-1-hydroxyethyl)-4-me

ERTAPENEM DIMER ESTER ;
CAS:402955-38-8
ETP53 :
(4R,5S,6S)-3-((3S,5S)-5-((3-(((1S,2R)-1-((2S,3R)-4-((3S,5S)-5-((3-Carboxyphenyl)carbamoyl)pyrrolidin-3-ylthio)-5-carboxy-3-methyl-3,4-dihydro-2H-pyrrol-2-yl)-1-carboxypropan-2-yloxy)carbonyl)phenyl)carbamoyl)pyrrolidin-3-ylthio)-6-((R)-1-hydroxyethyl)-4-m

ERTAPENEM DIMER FORM D IMPURITY ;
CAS:1199797-41-5
ETP54 :
(4R,5S,6S)-3-((3S,5S)-1-((3R)-2-((3R)-4-((3S,5S)-5-((3-Carboxyphenyl)carbamoyl)pyrrolidin-3-ylthio)-5-carboxy-3-methyl-3,4-dihydro-2H-pyrrol-2-yl)-3-hydroxybutanoyl)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-ylthio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-

ERTAPENEM DIMER N-CARBOXYBENZYL P-NITROBENZYL METHYL ESTER ;
ETP55 :
(4R,5S,6S)-4-Nitrobenzyl 3-((3S,5S)-1-((4R,5S,6S)-3-((3S,5S)-1-(benzyloxycarbonyl)-5-((3-(methoxycarbonyl)phenyl)carbamoyl)pyrrolidin-3-ylthio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-aza-bicyclo[3.2.0]hept-2-enecarbonyl)-5-((3-(methoxycarbonyl)phenyl)car

ERTAPENEM DISODIUM ;
CAS:153832-38-3
ETP50N :
[4R-[3(3S*,5S*),4a,5�,6�(R*)]]-3-[[5-[[(3�Carboxyphenyl)amino]carbonyl]-3-pyrrolidinyl]thio]-6-(1-hydroxyethyl)-4-methyl-7-oxo-1�azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid disodium salt ;

ERTAPENEM METHYL ESTER SODIUM SALT ;
CAS:1632985-10-4
ETP57N :
Sodium (4R,5S,6S)-3-((3S,5S)-5-((3-(methoxycarbonyl)phenyl)carbamoyl)pyrrolidin-3-ylthio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylate ;

ERTAPENEM MONOSODIUM ; ERTAPENEM SODIUM ;
CAS:153773-82-1
ETP00N :
[4R-[3(3S*,5S*),4a,5�,6�(R*)]]-3-[[5-[[(3�Carboxyphenyl)amino]carbonyl]-3-pyrrolidinyl]thio]-6-(1-hydroxyethyl)-4-methyl-7-oxo-1�azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid monosodium salt ;

ERTAPENEM N-CARBOXYBENZYL METHYL ESTER ;
ETP58 :
Sodium (4R,5S,6S)-3-((3S,5S)-1-(benzyloxycarbonyl)-5-((3-(methoxycarbonyl)phenyl)carbamoyl)pyrrolidin-3-ylthio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylate ;

ERTAPENEM N-ISOBUTOXYCARBONYL O-(4-NITROBENZYL) ;
ETP59 :
(4R,5S,6S)-4-Nitrobenzyl 6-((R)-1-hydroxyethyl)-3-((3S,5S)-1-(isobutoxycarbonyl)-5-((3-(methoxycarbonyl)phenyl)carbamoyl)pyrrolidin-3-ylthio)-4-methyl-7-oxo-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylate ;

ERTAPENEM N-TERT-BUTYLOXYCARBONYL 4-NITROPHENYL METHYL ESTER ;
ETP61 :
(4R,5S,6S)-4-Nitrobenzyl 3-((3S,5S)-1-(tert-butoxycarbonyl)-5-((3-(methoxycarbonyl)phenyl)carbamoyl)pyrrolidin-3-ylthio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylate ;

ERTAPENEM N-TERT-BUTYLOXYCARBONYL METHYL ESTER ;
ETP62 :
Sodium (4R,5S,6S)-3-((3S,5S)-1-(tert-butoxycarbonyl)-5-((3-(methoxycarbonyl)phenyl)carbamoyl)pyrrolidin-3-ylthio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylate ;

ERTAPENEM OPEN-RING TRIACID ;
CAS:357154-27-9
ETP63 :
(4R,5S)-3-((3S,5S)-5-((3-Carboxyphenyl)carbamoyl)pyrrolidin-3-ylthio)-5-((1S,2R)-1-carboxy-2-hydroxypropyl)-4-methyl-4,5-dihydro-1H-pyrrole-2-carboxylic acid ;

ERTAPENEM SIDE CHAIN ACID HCL ;
CAS:791582-43-9
ETP60H :
3-[(2S,4S)-4-Mercaptopyrrolidine-2-carboxamido]benzoic acid HCl ;

ERYTHROMYCIN ; ERYTHROMYCIN A ;
CAS:114-07-8
ETM00 :
(3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-4-[(2,6-Dideoxy-3-C-methyl-3-O-methyl-a-L-ribo-hexopyranosyl)oxy]-14-ethyl-7,12,13-trihydroxy-3,5,7,9,11,13-hexamethyl-6-[(3,4,6-trideoxy-3-dimethylamino-�-D-xylo-hexopyranosyl)-oxy]oxacyclotetradecane-2,10-dione ;

ERYTHROMYCIN 12-DESHYDROXY IMPURITY ; ERYTHROMYCIN B ; 12-DEOXY ERYTHROMYCIN ;
CAS:527-75-3
ETM62 :
(3R,4S,5S,6R,7R,9R,11R,12S,13S,14R)-4-[(2,6-Dideoxy-3-C-methyl-3-O-methyl-a-L-ribo-hexopyranosyl)oxy]-14-ethyl-7,13-dihydroxy-3,5,7,9,11,13-hexamethyl-6-[(3,4,6-trideoxy-3-dimethylamino-�-D-xylo-hexopyranosyl)-oxy]oxacyclotetradecane-2,10-dione ;

ERYTHROMYCIN A IMINO ETHER ;
CAS:161193-44-8
ETM51 :
(3R,4R,5S,6R,9R,10S,11S,12R,13S,15R,Z)-12-[[3,4,6-Trideoxy-3-(dimethylamino)-�-D-xylo-hexopyranosyl]oxy]-6-ethyl-4,5-dihydroxy-10-[(2,6-dideoxy-3-C-methyl-3-O-methyl-a-L-ribohexopyranosyl)oxy]-3,5,9,11,13,15-hexamethyl-7,16-dioxa-2-azabicyclo[11.2.1]hexad

ERYTHROMYCIN A N-OXIDE ;
CAS:992-65-4
ETM52 :
(3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-4-[(2,6-Dideoxy-3-C-methyl-3-O-methyl-a-L-ribo-hexopyranosyl)oxy]-14-ethyl-7,12,13-trihydroxy-3,5,7,9,11,13-hexamethyl-6-[(3,4,6-trideoxy-3-dimethylamino-�-D-xylo-hexopyranosyl)-oxy]oxacyclotetradecane-2,10-dione N-Oxid

ERYTHROMYCIN C ; 3-O-DESMETHYL ERYTHROMYCIN ;
CAS:1675-02-1
ETM53 :
(3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-4-[(2,6-Dideoxy-3-C-methyl-3-hydroxy-a-L-ribo-hexopyranosyl)oxy]-14-ethyl-7,12,13-trihydroxy-3,5,7,9,11,13-hexamethyl-6-[(3,4,6-trideoxy-3-dimethylamino-�-D-xylo-hexopyranosyl)-oxy]oxacyclotetradecane-2,10-dione ;

ERYTHROMYCIN EP IMPURITY A ; ERYTHROMYCIN F ; ERYTHROMYCIN A 2-HYDROXYMETHYL ANALOG ;
CAS:82230-93-1
ETM01 :
(3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-4-[(2,6-Dideoxy-3C-methyl-3-O-methyl-a-L-ribo-hexopyranosyl)oxy]-14-ethyl-7,12,13-trihydroxy-3-(hydroxymethyl)-5,7,9,11,13-pentamethyl-6-[[3,4,6-trideoxy-3-(dimethylamino)-�-D-xylo-hexopyranosyl]oxy] oxacyclotetradecane

ERYTHROMYCIN EP IMPURITY B ; ERYTHROMYCIN USP RC N ; N-DESMETHYLERYTHROMYCIN A ; CLARITHROMYCIN EP IMPURITY R ;
CAS:992-62-1
ETM02 :
(3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-4-[(2,6-Dideoxy3-C-methyl-3-O-methyl-a-L-ribo-hexopyranosyl)oxy]-14-ethyl-7,12,13-trihydroxy-3,5,7,9,11,13-hexamethyl-6-[[3,4,6-trideoxy-3-(methylamino)-�-D-xylohexopyranosyl]oxy]oxacyclotetradecane-2,10-dione ;

ERYTHROMYCIN EP IMPURITY C ; ERYTHROMYCIN E ;
CAS:41451-91-6
ETM03 :
(2S,4aR,4'R,5'S,6'S,7R,8S,9R,10R,12R,14R,15R,16S)7-Ethyl-5',8,9,14-tetrahydroxy-4'-methoxy-4',6',8,10,12,14,16-heptamethyl-15-[[3,4,6-trideoxy-3-(dimethylamino)-�-D-xylo-hexopyranosyl]oxy]hexadecahydrospiro[5H,11H-1,3-dioxino[5,4c]oxacyclotetradecin-2,2'-

ERYTHROMYCIN EP IMPURITY D ; ANHYDRO ERYTHROMYCIN A ;
CAS:23893-13-2
ETM04 :
(1S,2R,3R,4S,5R,8R,9S,10S,11R,12R,14R)-9[(2,6-Dideoxy-3-C-methyl-3-O-methyl-a-Lribo-hexopyranosyl)oxy]-5-ethyl-3-hydroxy-2,4,8,10,12,14-hexamethyl-11-[[3,4,6-trideoxy-3-(dimethylamino)-�-D-xylo-hexopyranosyl]oxy]-6,15,16-trioxatricyclo[10.2.1.11,4]hexadec

ERYTHROMYCIN EP IMPURITY E ; ERYTHROMYCIN A ENOL ETHER ;
CAS:33396-29-1
ETM05 :
(2R,3R,4S,5R,8R,9S,10S,11R,12R)-9-[(2,6-Dideoxy-3C-methyl-3-O-methyl-a-L-ribo-hexopyranosyl)oxy]-5-ethyl-3,4-dihydroxy-2,4,8,10,12,14-hexamethyl-11-[[3,4,6-trideoxy-3-(dimethylamino)-�-D-xylohexopyranosyl]oxy]-6,15-dioxabicyclo[10.2.1]pentadec1(14)-en-7-o

ERYTHROMYCIN EP IMPURITY F ; PSEUDOERYTHROMYCIN A ENOL ETHER ;
CAS:105882-69-7
ETM06 :
(2R,3R,6R,7S,8S,9R,10R)-7-[(2,6-Dideoxy-3-C-methyl3-O-methyl-a-L-ribo-hexopyranosyl) oxy]-3-[(1R,2R)-1,2-dihydroxy-1-methylbutyl]-2,6,8,10,12-pentamethyl-9-[[3,4,6-trideoxy-3-(dimethylamino)-�-D-xylohexopyranosyl]oxy]-4,13-dioxabicyclo[8.2.1 ]tridec-1(12)

ERYTHROMYCIN EP IMPURITY H ; ERYTHROMYCIN A N-OXIDE ;
CAS:992-65-4
ETM08 :
(3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-4-[(2,6-Dideoxy-3-C-methyl-3-O-methyl-a-L-ribo-hexopyranosyl)oxy]-14-ethyl-7,12,13-trihydroxy-3,5,7,9,11,13-hexamethyl-6-[[3,4,6-trideoxy-3-(dimethylamino)-�-D-xylohexopyranosyl]oxy]oxacyclotetradecane-2,10-dione N-oxid

ERYTHROMYCIN EP IMPURITY I ; ERYTHRALOSAMINE ;
CAS:546-57-6
ETM09 :
(1S,4S,5R,8R,9S,10S,11R,12R,14R)-5-Ethyl-9-hydroxy-2,4,8,10,12,14-hexamethyl-11-[[3,4,6-trideoxy-3-(dimethylamino)-�-D-xylo-hexopyranosyl]oxy]-6,15,16-trioxatricyclo[10.2.1.11,4]hexadec-2-en-7-one ;

ERYTHROMYCIN EP IMPURITY J ; PSEUDOERYTHROMYCIN A HEMIKETAL ;
CAS:105900-46-7
ETM10 :
(1RS,2R,3R,6R,7S,8S,9R,10R,12R)-7-[(2,6-Dideoxy-3-C-methyl-3-O-methyl-a-L-ribo-hexopyranosyl)oxy]-3-[(1R,2R)-1,2-dihydroxy-1-methylbutyl]-1-hydroxy-2,6,8,10,12-pentamethyl-9-[[3,4,6-trideoxy-3-(dimethylamino)-�-D-xylo-hexopyranosyl]oxy]-4,13-dioxabicyclo[

ERYTHROMYCIN EP IMPURITY K ; ERYTHROMYCIN D ;
CAS:33442-56-7
ETM11 :
(3R,4S,5S,6R,7R,9R,11R,12S,13R,14R)-4-[(2,6-Dideoxy-3-C-methyl-a-L-ribo-hexopyranosyl)oxy]-14-ethyl-7,12-dihydroxy-3,5,7,9,11,13-hexamethyl-6-[[3,4,6-trideoxy-3-(dimethylamino)-�-D-xylohexopyranosyl]oxy]oxacyclotetradecane-2,10-dione ;

ERYTHROMYCIN EP IMPURITY L ; N-DEMETHYL-N-FORMYL ERYTHROMYCIN A ;
CAS:127955-44-6
ETM12 :
(3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-4-[(2,6-Dideoxy-3-C-methyl-3-O-methyl-a-L-ribo-hexopyranosyl)oxy]-14-ethyl-7,12,13-trihydroxy-3,5,7,9,11,13-hexamethyl-6-[[3,4,6-trideoxy-3-(formylmethylamino)-�-D-xylohexopyranosyl]oxy]oxacyclotetradecane-2,10-dione ;

ERYTHROMYCIN EP IMPURITY M ; ERYTHROMYCIN G ; 12-DEOXY ERYTHROMYCIN 2-HYDROXYMETHYL ANALOG ;
ETM13 :
(3R,4S,5S,6R,7R,9R,11R,12S,13R,14R)-4-[(2,6-Dideoxy-3-C-methyl-3-O-methyl-a-L-ribo-hexopyranosyl)oxy]-14-ethyl-7,12-dihydroxy-3-(hydroxymethyl)-5,7,9,11,13-pentamethyl-6-[[3,4,6-trideoxy-3-(dimethylamino)-�-D-xylohexopyranosyl]oxy]oxacyclotetradecane-2,10

ERYTHROMYCIN EP IMPURITY N ; ERYTHRONOLIDE B ;
CAS:3225-82-9
ETM14 :
(3R,4S,5S,6R,7R,9R,11R,12S,13R,14R)-14-Ethyl-4,6,7,12-tetrahydroxy-3,5,7,9,11,13-hexamethyloxacyclotetradecane-2,10-dione ;

ESCITALOPRAM EP IMPURITY A ; CITALOPRAM EP IMPURITY A ; CITALOPRAM AMIDE ;
CAS:64372-56-1
ECT01 :
1-(3-(Dimethylamino)propyl)-1-(4'-fluorophenyl)-1,3-dihydro isobenzo furan-5-carboxamide ;

ESCITALOPRAM EP IMPURITY B ; CITALOPRAM EP IMPURITY B ; CITALOPRAM USP RC B ; 3-HYDROXY CITALOPRAM ;
CAS:1332724-03-4
ECT02 :
1-[3-(Dimethylamino)propyl]-1-(4-fluorophenyl)-3-hydroxy-1,3-dihydro isobenzofuran-5-carbonitrile ;

ESCITALOPRAM EP IMPURITY C ; CITALOPRAM EP IMPURITY C ; CITALOPRAM USP RC C ; 3-OXO CITALOPRAM ;
CAS:372941-54-3
ECT03B :
3-[3-(Dimethylamino)-1-propyl](4-fluorophenyl)-6-cyano-1(3H)-isobenzofuranone ;

ESCITALOPRAM EP IMPURITY D (= USP RC D) ; CITALOPRAM EP IMPURITY D ; N-DESMETHYL CITALOPRAM HCL ;
CAS:62498-67-3
ECT04H :
1-(4'-Fluorophenyl)-1-(3-(methylamino)propyl)-1,3-dihydroisobenzo furan-5-carbonitrile hydrochloride ;

ESCITALOPRAM EP IMPURITY E ; ESCITALOPRAM USP RC A ; CITADIOL HBR ; CITALOPRAM DIHYDROXY IMPURITY ;
CAS:103146-26-5
ECT05H :
4-{4-(Dimethylamino)-[1-(4-fluorophenyl)-1-hydroxybutyl]}-3-(hydroxymethyl) benzonitrile HBr ;

ESCITALOPRAM EP IMPURITY F ;
CAS:2102609-59-4
ECT06 :
(1RS)-1-[3-(Dimethylamino)propyl]-1-hydroxy-1,3-dihydroisobenzofuran-5-carbonitrile ;

ESCITALOPRAM EP IMPURITY G ; CITALOPRAM EP IMPURITY G ;
CAS:1329745-98-3
ECT07X :
4-(Dimethylamino)-1-[(1RS)-1-[3- (dimethylamino)propyl]-1-(4-fluorophenyl)-1,3-dihydro-2- benzofuran-5-yl]butan-1-one oxalate ;

ESCITALOPRAM EP IMPURITY H ; CITALOPRAM USP RC E ; CITALOPRAM N-OXIDE ;
CAS:63284-72-0
ECT08 :
1-(3-Dimethylaminopropyl)-1-(4-fluorophenyl)-1,3-dihydroisobenzo furan-5-carbonitrile N-oxide ;

ESCITALOPRAM EP IMPURITY I ;
CAS:1370643-22-3
ECT09X :
4-[(1Z)-4-(Dimethylamino)-1-(4-fluorophenyl)but-1-en-1-yl]-3-(hydroxy methyl)benzonitrile oxalate ;

ESCITALOPRAM EP IMPURITY J ;
ECT10 :
4-Methylbenzenesulfonic acid ; p-Toluenesulfonic acid ;

ESCITALOPRAM EP IMPURITY K ; CITALOPRAM R-ISOMER ;
CAS:219861-53-7
ECT11X :
(R)-(-)-1-(3-Dimethylaminopropyl)-1-(4-fluoro-phenyl)-1,3-dihydro-isobenzofuran-5-carbonitrile oxalate ;

ESCITALOPRAM EP IMPURITY L ; CITALOPRAM DESFLUORO IMPURITY ; ESCITALOPRAM DESFLUORO IMPURITY ;
CAS:1346617-30-8
ECT12X :
(1RS)-1-[3-(Dimethylamino)propyl]-1-phenyl-1,3-dihydroisobenzofuran-5-carbonitrile oxalate ;

ESCITALOPRAM EP IMPURITY M ; CITALOPRAM CARBOXYLIC ACID IMPURITY ;
CAS:440121-09-5
ECT13 :
(1RS)-1-[3-(dimethylamino)propyl]-1-(4-fluorophenyl)-1,3-dihydroisobenzo furan-5-carboxylic acid ;

ESCITALOPRAM N-DESMETHYL HCL ; N-DESMETHYL (S)-CITALOPRAM HCL ;
CAS:144025-14-9
ECT54H :
(S)-1-(4'-Fluorophenyl)-1-(3-(methylamino)propyl)-1,3-dihydroisobenzo furan-5-carbonitrile hydrochloride ;

ESCITALOPRAM N-OXIDE ;
CAS:917482-45-2
ECT58 :
(S)-1-(3-Dimethylaminopropyl)-1-(4-fluorophenyl)-1,3-dihydroisobenzo furan-5-carbonitrile N-oxide ;

ESCITALOPRAM OXALATE ; CITALOPRAM S-ISOMER OXALATE ;
CAS:219861-08-2
ECT00X :
S-(+)-1-[3-(Dimethylamino)propyl]-1-(p-fluorophenyl)-5-phthalan carbonitrile oxalate;

ESOMEPRAZOLE ;
CAS:119141-88-7
EOM00 :
6-Methoxy-2-[(S)-[(4-methoxy-3,5-dimethyl-2-pyridinyl)methyl]sulfinyl]-1H-benzimidazole ;

ESOMEPRAZOLE DESMETHYLSULFINYL IMPURITY ; OMEPRAZOLE DESMETHYLSULFINYL IMPURITY ;
EOM50 :
5-Methoxy-2-(4-methoxy-3,5-dimethylpyridin-2-yl)-1H-benzimidazole ;

ESOMEPRAZOLE EP IMPURITY A ; OMEPRAZOLE EP IMP. A ;
CAS:37052-78-1
EOM01 :
5-Methoxy-1H-benzimidazole-2-thiol ;

ESOMEPRAZOLE EP IMPURITY B ; OMEPRAZOLE EP IMP. B ; 4-DESMETHOXY OMEPRAZOLE ;
CAS:110374-16-8
EOM02 :
5-Methoxy-2-[[(3,5-dimethylpyridin-2-yl) methyl] sulfinyl]-1H-benzimidazole ;

ESOMEPRAZOLE EP IMPURITY C ; OMEPRAZOLE EP IMP. C ;
CAS:73590-85-9
EOM03 :
5-Methoxy-2-[[(4-methoxy-3,5-dimethylpyridin-2-yl)methyl]sulfanyl]-1H-benzimidazole ;

ESOMEPRAZOLE EP IMPURITY D ; OMEPRAZOLE EP IMP. D ; ESOMEPRAZOLE USP RC A ;
CAS:88546-55-8
EOM04 :
5-Methoxy-2-[[(4-methoxy-3,5-dimethylpyridin-2-yl) methyl]sulfonyl]-1H-benzimidazole ;

ESOMEPRAZOLE EP IMPURITY E ; OMEPRAZOLE EP IMP. E ;
CAS:176219-04-8
EOM05 :
5-Methoxy-2-[[(4-methoxy-3,5-dimethylpyridin-2-yl)methyl]sulfinyl]-1H-benzimidazole N-Oxide ;

ESOMEPRAZOLE EP IMPURITY F ; OMEPRAZOLE R-ISOMER POTASSIUM ;
CAS:161796-77-6
EOM06K :
6-Methoxy-2-[(R)-[(4-methoxy-3,5-dimethyl-2-pyridinyl)methyl]sulfinyl]-1H-benzimidazole potassium salt ;

ESOMEPRAZOLE IMPURITY H ; OMEPRAZOLE PYRIDONE ACID SODIUM SALT ;
CAS:1227380-90-6
EOM40N :
1-(5-Methoxy-1H-benzo[d]imidazol-2-yl)-3,5-dimethyl-4-oxo-1,4-dihydropyridine-2-carboxylic acid sodium salt ;

ESOMEPRAZOLE MAGNESIUM TRIHYDRATE ;
CAS:161973-10-0
EOM00M :
5-Methoxy-2-[(S)-[(4-methoxy-3,5-dimethyl-2-pyridyl)methyl]sulfinyl] benzimidazole magnesium salt (2:1), triydrate ;

ESOMEPRAZOLE POTASSIUM ;
CAS:161796-84-5
EOM00K :
6-Methoxy-2-[(S)-[(4-methoxy-3,5-dimethyl-2-pyridinyl)methyl]sulfinyl]-1H-benzimidazole potassium salt ;

ESOMEPRAZOLE PYRIDONE ACID DIMER ; ESOMEPRAZOLE IMPURITY 2 ;
EOM55 :
1-(5-Methoxy-1-(1-(5-methoxy-1H-benzo[d]imidazol-2-yl)-3,5-dimethyl-4-oxo-1,4-dihydropyridine-2-carbonyl)-1H-benzo[d]imidazol-2-yl)-3,5-dimethyl-4-oxo-1,4-dihydropyridine-2-carboxylic acid ;

ESOMEPRAZOLE SODIUM ;
CAS:161796-78-7
EOM00N :
6-Methoxy-2-[(S)-[(4-methoxy-3,5-dimethyl-2-pyridinyl)methyl]sulfinyl]-1H-benzimidazole sodium salt ;

ESOMEPRAZOLE TRIMETHYL-4-PYRIDONE IMPURITY ; ESOMEPRAZOLE IMPURITY 1 ;
EOM54 :
1-(5-Methoxy-1H-benzo[d]imidazol-2-yl)-2,3,5-trimethylpyridin-4(1H)-one ;

ESTRADIOL ; 17SS-ESTRADIOL ; 16-DESHYDROXY ESTRIOL ;
CAS:35380-71-3
ETL00 :
Estra-1,3,5(10)-triene-3,17�-diol ;

ESTRADIOL 16-KETO IMPURITY ;
CAS:566-75-6
ETL66 :
(17�)-3,17-Dihydroxyestra-1,3,5(10)-trien-16-one ; 1,3,5(10)-Estratriene-3,17�-diol-16-one ;

ESTRADIOL 17-DESOXY IMPURITY ;
CAS:53-63-4
ETL50 :
(8S,9S,13S,14S)-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-3-ol ;

ESTRADIOL 17A-HYDROXY IMPURITY ;
CAS:57-91-0
ETL57 :
13�-Methyl-1,3,5(10)-gonatriene-3,17a-diol ;

ESTRADIOL 17A-HYDROXY SULFATE SODIUM SALT ;
CAS:56050-04-5
ETL58 :
(17a)-Estra-1,3,5(10)-triene-3,17-diol 3-(hydrogen sulfate) sodium salt ; 17a-Acetoxy-3-sulfatoxy-estra-1,3,5(10)-triene sodium salt ;

ESTRADIOL 17SS-HYDROXY SULFATE SODIUM SALT ;
CAS:4999-79-5
ETL59 :
(17�)-Estra-1,3,5(10)-triene-3,17-diol 3-(hydrogen sulfate) sodium salt ;

ESTRADIOL 2-METHYL IMPURITY ;
CAS:1818-12-8
ETL52 :
(17�)-2-Methylestra-1,3,5(10)-triene-3,17-diol ; 2-Methyl-17�-estradiol ; 2-Methylestra-1,3,5(10)-triene-3,17�-diol ;

ESTRADIOL 4-METHOXY IMPURITY ;
CAS:26788-23-8
ETL64 :
(17�)-4-Methoxy-estra-1,3,5(10)-triene-3,17-diol ; 4-Methoxyestra-1,3,5(10)-triene-3,17�-diol ;

ESTRADIOL 6A-HYDROXY IMPURITY ;
CAS:1229-24-9
ETL61 :
3,6a,17�-Estratriol ;

ESTRADIOL 6SS-HYDROXY IMPURITY ;
CAS:3/7/3583
ETL62 :
3,6�,17�-Estratrienetriol ;

ESTRADIOL BENZOATE ;
CAS:50-50-0
EDB00 :
17�-Hydroxyestra-1,3,5(10)-trien-3-yl benzoate ;

ESTRADIOL BENZOATE EP IMPURITY A ; 17SS-ESTRADIOL ; ESTRADIOL ;
CAS:50-28-2
EDB01 :
Estra-1,3,5(10)-triene-3,17�-diol ;

ESTRADIOL BENZOATE EP IMPURITY B ;
EDB02 :
17�-Hydroxy-4-methylestra-1,3,5(10)-trien-3-yl benzoate ;

ESTRADIOL BENZOATE EP IMPURITY C ; 17B-ESTRADIOL DIBENZOATE ;
CAS:4147-13-1
EDB03 :
Estra-1,3,5(10)-triene-3,17�-diyl dibenzoate ;

ESTRADIOL BENZOATE EP IMPURITY D ;
CAS:983-30-2
EDB04 :
3-Hydroxyestra-1,3,5(10)-trien-17�-yl benzoate ;

ESTRADIOL BENZOATE EP IMPURITY E ;
CAS:6045-53-0
EDB05 :
17a-Hydroxyestra-1,3,5(10)-trien-3-yl benzoate ;

ESTRADIOL BENZOATE EP IMPURITY F ;
EDB06 :
17�-Hydroxyestra-1,3,5(10),9(11)-tetraen-3-yl benzoate ;

ESTRADIOL BENZOATE EP IMPURITY G ; ESTRONE BENZOATE ;
CAS:2393-53-5
EDB07 :
17-Oxoestra-1,3,5(10)-trien-3-yl benzoate ;

ESTRADIOL BENZOATE EP IMPURITY H ;
CAS:4954-17-0
EDB08 :
Estra-1,3,5(10)-triene-3,17�-diyl-17-acetate-3-benzoate ;

ESTRADIOL DIVALERATE ; ESTRADIOL 3,17SS-DIVALERATE ;
CAS:63042-28-4
EDV55 :
(17�)-Estra-1,3,5(10)-triene-3,17-diol 3,17-Dipentanoate ;

ESTRADIOL DIVALERATE 6-KETO IMPURITY ;
CAS:1350468-78-8
EDV57 :
(17�)-3,17-Bis[(1-Oxopentyl)oxy]-estra-1,3,5(10)-trien-6-one ;

ESTRADIOL DIVALERATE 6A-HYDROXY IMPURITY ;
CAS:1350468-75-5
EDV56 :
(6a,17�)-Estratriol 3,17-Dipentanoate ; (6a,17�)-Estra-1,3,5(10)-triene-3,6,17-triol 3,17-Dipentanoate ;

ESTRADIOL EP IMPURITY A ; ESTRIOL EP IMPURITY B ; ETHINYLESTRADIOL EP IMPURITY C ; ESTRONE ;
CAS:53-16-7
ETL01 :
3-Hydroxyestra-1,3,5(10)-trien-17-one ;

ESTRADIOL EP IMPURITY B ; ETHINYLESTRADIOL EP IMPURITY L ; 17A-ESTRADIOL ; ESTRADIOL 17A-HYDROXY IMPURITY ;
CAS:57-91-0
ETL02 :
Estra-1,3,5(10)-triene-3,17a-diol ;

ESTRADIOL EP IMPURITY C ; 4-METHYL ESTRADIOL ;
CAS:6171-48-8
ETL03 :
4-Methylestra-1,3,5(10)-triene-3,17�-diol ;

ESTRADIOL EP IMPURITY D ; ?9(11)-ESTRADIOL ;
CAS:791-69-5
ETL04 :
Estra-1,3,5(10),9(11)-tetraene-3,17�-diol ;

ESTRADIOL USP RC B ; 6,7-DEHYDRO ESTRADIOL ;
CAS:7291-41-0
ETL22 :
(17�)-Estra-1,3,5(10),6-tetraene-3,17-diol ; Estra-1,3,5(10),6-tetraene-3,17�-diol ;

ESTRADIOL USP RC C ; 6-KETO ESTRADIOL ;
CAS:571-92-6
ETL23 :
3,17�-Dihydroxyestra-1,3,5(10)-trien-6-one ;

ESTRADIOL VALERATE ;
CAS:979-32-8
EDV00 :
3-Hydroxyestra-1,3,5(10)-trien-17�-yl pentanoate ;

ESTRADIOL VALERATE 17A-ISOMER ;
CAS:182624-54-0
EDV67 :
(17a)-Estra-1,3,5(10)-triene-3,17-diol 17-pentanoate ;

ESTRADIOL VALERATE 2-VALERYL IMPURITY ; 2-VALERYL-17SS-ESTRADIOL 17-VALERATE ;
CAS:1421283-56-8
EDV50 :
(17�)-2-Valerylestra-1,3,5(10)-triene-1,17-diol 17-pentanoate ;

ESTRADIOL VALERATE 6-DEHYDRO IMPURITY ; 6-DEHYDRO ESTRADIOL 17-VALERATE ;
CAS:1313382-25-0
EDV59 :
(17�)-Estra-1,3,5(10),6-tetraene-3,17-diol 17-pentanoate ;

ESTRADIOL VALERATE 6-KETO IMPURITY ;
CAS:1313382-51-2
EDV60 :
6-Oxo-17�-estradiol 17-valerate ;

ESTRADIOL VALERATE 6A-HYDROXY IMPURITY ;
CAS:1313382-26-1
EDV61 :
(6a,17�)-Estra-1,3,5(10)-triene-3,6-17-triol 17-pentanoate ;

ESTRADIOL VALERATE 6SS-HYDROXY IMPURITY ;
CAS:1313382-32-9
EDV62 :
(6�,17�)-Estra-1,3,5(10)-triene-3,6,17-triol 17-Pentanoate ; 6�-Hydroxy-17�-estradiol 17-Valerate ;

ESTRADIOL VALERATE EP IMPURITY A ; ESTRADIOL ; 17SS-ESTRADIOL ; 16-DESHYDROXY ESTRIOL ;
CAS:50-28-2
EDV01 :
Estra-1,3,5(10)-triene-3,17�-diol ;

ESTRADIOL VALERATE EP IMPURITY B ; ESTRADIOL 3-VALERATE ;
CAS:21881-45-8
EDV02 :
17�-Hydroxyestra-1,3,5(10)-trien-3-yl pentanoate ;

ESTRADIOL VALERATE EP IMPURITY C ;
CAS:95959-20-9
EDV03 :
3-Hydroxyestra-1,3,5(10),9(11)-tetraen-17�-yl pentanoate ;

ESTRADIOL VALERATE EP IMPURITY D ;
CAS:1359847-37-2
EDV04 :
3-Hydroxy-4-methylestra-1,3,5(10)-trien-17�-yl pentanoate ;

ESTRADIOL VALERATE EP IMPURITY E ; ESTRADIOL 3,17-DIVALERATE ;
CAS:63042-28-4
EDV05 :
Estra-1,3,5(10)-trien-3,17�-diyl dipentanoate ;

ESTRADIOL VALERATE EP IMPURITY F ; ESTRADIOL 17-BUTYRATE ;
CAS:18069-79-9
EDV06 :
3-Hydroxyestra-1,3,5(10)-trien-17�-yl butanoate ;

ESTRATETRAENOL ;
CAS:1150-90-9
PRM09 :
Estra-1,3,5(10),16-tetraen-3-ol ;

ESTRATETRAENOL METHYL ETHER ;
CAS:28336-31-4
PRM10 :
3-Methoxy-estra-1,3,5(10),16-tetraene ;

ESTRATETRAENONE ; ?8,9-DEHYDRO ESTRONE ;
CAS:474-87-3
PRM11 :
Estra-1,3,5(10),8-tetraen-3-ol-17-one ;

ESTRATETRAENONE METHYL ETHER ;
CAS:6030-83-7
PRM12 :
3-Methoxy-estra-1,3,5(10),8-tetraen-17-one ;

ESTRATETRAENYL ACETATE ; ESTRATETRAENOL ACETATE ;
PRM19 :
Estra-1,3,5(10),16-tetraen-3-yl acetate ;

ESTRIOL ;
CAS:50-27-1
EST00 :
Estra-1,3,5(10)-triene-3,16a,17�-triol ;

ESTRIOL EP IMPURITY A ; ESTRIOL USP RC A ; 9,11-DIDEHYDROESTRIOL ;
CAS:246021-20-5
EST01 :
Estra-1,3,5(10),9(11)-tetraene-3,16a,17�-triol ;

ESTRIOL EP IMPURITY B ; ESTRONE ; ETHINYLESTRADIOL EP IMPURITY C ;
CAS:53-16-7
EST02 :
3-Hydroxyestra-1,3,5(10)-trien-17-one ;

ESTRIOL EP IMPURITY C ; ESTRIOL 3-METHYL ETHER ;
CAS:1474-53-9
EST03 :
3-Methoxyestra-1,3,5(10)-triene-16a,17�-diol ;

ESTRIOL EP IMPURITY D ; ESTRADIOL ; 17SS-ESTRADIOL ; 16-DESHYDROXY ESTRIOL ;
CAS:50-28-2
EST04 :
Estra-1,3,5(10)-triene-3,17�-diol ;

ESTRIOL EP IMPURITY E ; 17-EPI-ESTRIOL ;
CAS:1228-72-4
EST05 :
Estra-1,3,5(10)-triene-3,16a,17a-triol ;

ESTRIOL EP IMPURITY F ; 16-EPI-ESTRIOL ;
CAS:547-81-9
EST06 :
Estra-1,3,5(10)-triene-3,16�,17�-triol ;

ESTRIOL EP IMPURITY G ; 16,17-EPI-ESTRIOL ;
CAS:793-89-5
EST07 :
Estra-1,3,5(10)-triene-3,16�,17a-triol ;

ESTRIOL EP IMPURITY H ; 16A-HYDROXY ESTRONE ;
CAS:566-76-7
EST08 :
3,16a-Dihydroxyestra-1,3,5(10)-trien-17-one ;

ESTRIOL EP IMPURITY I ;
CAS:15370-49-7
EST09 :
(4aS,4bR,10bS,12aS)-8-Hydroxy-12a-methyl-4,4a,5,6,10b,11,12,12a-octahydro-3H-naphtho[2,1-f]isochromen-1(4bH)-one ;

ESTRONE ; (+)-ESTRONE; ESTRADIOL EP IMPURITY A ; ESTRIOL EP IMPURITY B ; ETHINYLESTRADIOL EP IMPURITY C ;
CAS:53-16-7
ETN00 :
1,3,5(10)-Estratrien-3-ol-17-one ;

ESTRONE 1-METHYL IMPURITY ;
CAS:4011-48-7
ETN71 :
3-Hydroxy-1-methyl-estra-1,3,5(10)-trien-17-one ;

ESTRONE 13-ETHYL 3-METHOXY IMPURITY ;
CAS:848-04-4
ETN73 :
13-Ethyl-3-methoxy-gona-1,3,5(10)-trien-17-one ;

ESTRONE 2-METHOXY IMPURITY ; 2-HYDROXYESTRONE 2-METHYL ETHER ;
CAS:362-08-3
ETN50 :
3-Hydroxy-2-methoxyestra-1,3,5(10)-trien-17-one ;

ESTRONE 3-ACETATE 1-METHYL IMPURITY ;
CAS:30903-07-2
ETN51 :
3-(Acetyloxy)-1-methylestra-1,3,5(10)-trien-17-one ; 3-Hydroxy-1-methylestra-1,3,5(10)-trien-17-one ;

ESTRONE 3-O-METHYL HYDRAZONE IMPURITY ;
CAS:105663-60-3
ETN52 :
3-Methoxy-estra-1,3,5(10)-trien-17-one hydrazone ;

ESTRONE 3-O-METHYL IMPURITY ; (+)-ESTRONE 3-METHYL ETHER; ;
CAS:1624-62-0
ETN53 :
3-Methoxy-estra-1,3,5(10)-trien-17-one ;

ESTRONE 3-SULFATE SODIUM SALT ;
CAS:438-67-5
ETN54 :
Estra-1,3,5(10)-trien-17-one 3-(sulfooxy) sodium salt ;

ESTRONE 4-HYDROXY IMPURITY ;
CAS:3131-23-5
ETN55 :
3,4-Dihydroxyestra-1,3,5(10)-trien-17-one ; 3,4-Dihydroxy-1,3,5(10)-estratrien-17-one ;

ESTRONE 4-METHOXY IMPURITY ;
CAS:58562-33-7
ETN56 :
3-Hydroxy-4-methoxyestra-1,3,5(10)-trien-17-one ;

ESTRONE 4-METHYL IMPURITY ;
ETN57 :
3-Hydroxy-4-methylestra-1,3,5(10)-trien-17-one ;

ESTRONE 6-DEHYDRO IMPURITY ;
CAS:2208-12-0
ETN58 :
6,7-Dehydroestrone ;

ESTRONE 6-KETO IMPURITY ; 6-OXO ESTRONE ;
CAS:1476-34-2
ETN59 :
3-Hydroxyestra-1,3,5(10)-triene-6,17-dione ;

ESTRONE 6A-HYDROXY IMPURITY ;
CAS:1476-78-4
ETN60 :
(6a)-3,6-Dihydroxyestra-1,3,5(10)-trien-17-one ; 3,6a-Dihydroxyestra-1,3,5(10)-trien-17-one ;

ESTRONE 8(9)-DEHYDRO IMPURITY ; ESTRATETRAENONE ;
CAS:474-87-3
ETN61 :
3-Hydroxyestra-1,3,5(10),8-tetraen-17-one ;

ESTRONE 9(11)-DEHYDRO IMPURITY ;
CAS:1089-80-1
ETN62 :
3-Hydroxy-estra-1,3,5(10),9(11) -tetraen-17-one ;

ESTRONE DIMER ;
ETN33 :
Estrone 3,3'-Dimer ;

ETACRYNIC ACID ;
CAS:58-54-8
ECN00 :
[2,3-Dichloro-4-(2-methylenebutanoyl)phenoxy]acetic acid ;

ETACRYNIC ACID EP IMPURITY A ;
CAS:1217-67-0
ECN01 :
(4-Butanoyl-2,3-dichlorophenoxy)acetic acid ; (2,3-Dichloro-4-butyrylphenoxy)acetic acid ;

ETACRYNIC ACID EP IMPURITY B ; 2-DESMETHYLENE 2-CHLOROMETHYL ETHACRYNIC ACID ;
CAS:27929-18-6
ECN02 :
[2,3-Dichloro-4-[2-(chloromethyl)butanoyl]-phenoxy]acetic acid ;

ETACRYNIC ACID EP IMPURITY C ; ETACRYNIC ACID USP RC C ;
CAS:25355-92-4
ECN03 :
[4-[2-[4-(Carboxymethoxy)-2,3-dichlorobenzoyl]-2,5-diethyl-3,4-dihydro-2H-pyran-6-yl]-2,3-dichlorophenoxy]acetic acid ;

ETHAMBUTOL DIHYDROCHLORIDE ;
CAS:1070-11-7
ETB00H :
(2S,2'S)-2,2'-(Ethylenediimino)dibutan-1-ol dihydrochloride ;

ETHAMBUTOL EP IMPURITY A ;
CAS:96-20-8
ETB01 :
2-Aminobutan-1-ol ;

ETHAMBUTOL EP IMPURITY B ; ETHAMBUTOL USP RC A ; MESO-ETHAMBUTOL ; (R,S)-ETHAMBUTOL DIHYDROCHLORIDE ;
CAS:32454-69-6
ETB02H :
(2R,2'S)-2,2'-(Ethylenediimino)dibutan-1-ol dihydrochloride ;

ETHAMBUTOL EP IMPURITY C ; ETHAMBUTOL USP RC B ; (R,R)-ETHAMBUTOL DIHYDROCHLORIDE ;
CAS:134566-79-3
ETB03H :
(2R,2'R)-2,2'-(Ethylenediimino)dibutan-1-ol dihydrochloride ;

ETHINYLESTRADIOL ;
CAS:57-63-6
ETE00 :
19-Nor-17a-pregna-1,3,5(10)-trien-20-yne-3,17-diol ;

ETHINYLESTRADIOL 1-HYDROXY 4-METHYL IMPURITY ;
CAS:1034298-00-4
ETE51 :
(8S,9S,13S,14S,17R)-17-Ethynyl-4,13-dimethyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthrene-1,17-diol ;

ETHINYLESTRADIOL 13-ETHYL IMPURITY ;
CAS:14012-72-7
ETE63 :
13-Ethyl-17a-ethynylgona-1,3,5(10)-triene-3,17�-diol ;

ETHINYLESTRADIOL 2-HYDROXY IMPURITY ;
CAS:50394-89-3
ETE52 ;
(8R,9S,13S,14S,17S)-17-Ethynyl-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthrene-2,3,17-triol ;

ETHINYLESTRADIOL 2-OXY DIMER ;
CAS:303014-91-7
ETE62 ;
2-[[17a-Hydroxy-19-norpregna-1,3,5(10)-trien-20-yn-3-yl]oxy]-19-norpregna-1,3,5(10)-trien-20-yne-3,17a-diol ;

ETHINYLESTRADIOL 3-SULFATE SODIUM SALT ;
CAS:724762-79-2
ETE53 :
(17a)-19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol 3-(hydrogen sulfate) sodium salt ;

ETHINYLESTRADIOL 4-HYDROXY IMPURITY ;
CAS:50394-90-6
ETE54 ;
(8R,9S,13S,14S,17S)-17-Ethynyl-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthrene-3,4,17-triol ;

ETHINYLESTRADIOL 4-OXY DIMER ;
CAS:303014-90-6
ETE64 ;
4-[[17a-Hydroxy-19-norpregna-1,3,5(10)-trien-20-yn-3-yl]oxy]-19-norpregna-1,3,5(10)-trien-20-yne-3,17a-diol ;

ETHINYLESTRADIOL DELTA-8(9) IMPURITY ;
CAS:100019-04-3
ETE89 :
delta-8(9)-Ethynylestradiol ;

ETHINYLESTRADIOL EP IMPURITY A ; 17SS-ETHINYLESTRADIOL ; 17-EPI-ETHYNYL ESTRADIOL ; 17SS-ETHYNYL-3,17A-ESTRADIOL ;
CAS:4717-38-8
ETE01 :
19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol ;

ETHINYLESTRADIOL EP IMPURITY B ; ETHINYLESTRADIOL USP RC B ; 9,11-DEHYDRO ETHYNYL ESTRADIOL ;
CAS:1231-96-5
ETE02 :
19-Nor-17a-pregna-1,3,5(10),9(11)-tetraen-20-yne-3,17-diol ;

ETHINYLESTRADIOL EP IMPURITY C ; ESTRADIOL EP IMPURITY A ; ESTRIOL EP IMPURITY B ; ESTRONE ;
CAS:53-16-7
ETE03 :
3-Hydroxyestra-1,3,5(10)-trien-17-one ;

ETHINYLESTRADIOL EP IMPURITY D ; ESTRADIOL ; 17SS-ESTRADIOL ; 16-DESHYDROXY ESTRIOL ;
CAS:50-28-2
ETE04 :
Estra-1,3,5(10)-triene-3,17�-diol ;

ETHINYLESTRADIOL EP IMPURITY E ; 6A-HYDROXY-ETHINYLESTRADIOL ;
CAS:27521-34-2
ETE05 :
19-Nor-17a-pregna-1,3,5(10)-trien-20-yne-3,6a,17-triol ;

ETHINYLESTRADIOL EP IMPURITY F ; 6SS-HYDROXY-ETHINYLESTRADIOL ;
CAS:56324-28-8
ETE06 :
19-Nor-17a-pregna-1,3,5(10)-trien-20-yne-3,6�,17-triol ;

ETHINYLESTRADIOL EP IMPURITY G ; ETHINYLESTRADIOL USP RC A ; 6-OXO-ETHINYLESTRADIOL ;
CAS:38002-18-5
ETE07 :
3,17-Dihydroxy-19-nor-17a-pregna-1,3,5(10)-trien-20-yn-6-one ;

ETHINYLESTRADIOL EP IMPURITY H ; 16-OXO-ETHINYLESTRADIOL ; 16-KETO-ETHYNYLESTRADIOL ;
CAS:1350468-76-6
ETE08 :
3,17-Dihydroxy-19-nor-17a-pregna-1,3,5(10)-trien-20-yn-16-one ;

ETHINYLESTRADIOL EP IMPURITY I ; 6,7-DEHYDRO ETHYNYL ESTRADIOL ;
CAS:67703-68-8
ETE09 :
19-Nor-17a-pregna-1,3,5(10),6-tetraen-20-yne-3,17-diol ;

ETHINYLESTRADIOL EP IMPURITY J ; 1-METHYL ETHYNYL ESTRADIOL ;
CAS:15071-66-6
ETE10 :
(17a)-1-Methyl-19-norpregna-1,3,5(10)-trien-20-yne-3,17-diol ;

ETHINYLESTRADIOL EP IMPURITY K ; 4-METHYL ETHYNYL ESTRADIOL ;
CAS:155683-61-7
ETE11 :
(17a)-4-Methyl-19-norpregna-1,3,5(10)-trien-20-yne-3,17-diol ;

ETHINYLESTRADIOL EP IMPURITY L ; ESTRADIOL EP IMPURITY B ; 17A-ESTRADIOL ; ESTRADIOL 17A-HYDROXY IMPURITY ;
CAS:57-91-0
ETE12 :
Estra-1,3,5(10)-triene-3,17a-diol ;

ETHINYLESTRADIOL EP IMPURITY M ; 2-METHYL ETHYNYL ESTRADIOL ;
CAS:3240-39-9
ETE13 :
(17a)-2-Methyl-19-norpregna-1,3,5(10)-trien-20-yne-3,17-diol ;

ETHIONAMIDE ;
CAS:536-33-4
EHA00 :
2-Ethylpyridine-4-carbothioamide ;

ETHIONAMIDE EP IMPURITY A ;
CAS:2196-13-6
EHA01 :
Pyridine-4-carbothioamide ;

ETHIONAMIDE EP IMPURITY B ; 4-CYANOPYRIDINE ;
CAS:100-48-1
EHA02 :
Pyridine-4-carbonitrile ;

ETHIONAMIDE EP IMPURITY C ; PROTHIONAMIDE ;
CAS:14222-60-7
EHA03 :
2-Propylpyridine-4-carbothioamide ;

ETHIONAMIDE EP IMPURITY D ;
CAS:1531-18-6
EHA04 :
2-Ethylpyridine-4-carbonitrile ; 2-Ethylisonicotinonitrile ;

ETHIONAMIDE EP IMPURITY E ;
CAS:1391052-80-4
EHA05 :
2,6-Diethylpyridine-4-carbothioamide ;

ETHIONAMIDE EP IMPURITY F ;
CAS:37581-44-5
EHA06 :
2,6-Diethylpyridine-4-carbonitrile ; 4-Cyano-2,6-diethylpyridine ;

ETHIONAMIDE SULFOXIDE ;
CAS:536-28-7
EHA50 :
2-Ethyl-4-pyridinecarbothioamide S-Oxide ;

ETHOSUXIMIDE ;
CAS:77-67-8
ETS00 :
(RS)-3-Ethyl-3-methylpyrrolidine-2,5-dione ;

ETHOSUXIMIDE EP IMPURITY A ; ETHOSUXIMIDE USP RC A ;
CAS:631-31-2
ETS01 :
(2RS)-2-Ethyl-2-methylbutanedioic acid ;

ETHYLVANILLIN ;
CAS:121-32-4
EVN00 :
3-Ethoxy-4-hydroxybenzaldehyde ;

ETHYLVANILLIN DESFORMYL IMPURITY ;
CAS:94-71-3
EVN01 :
2-Ethoxyphenol ;

ETILEFRINE EP IMPURITY A ; ETILEFRONE ;
CAS:22510-12-9
EFR01 :
2-(Ethylamino)-1-(3-hydroxyphenyl)ethanone ;

ETILEFRINE EP IMPURITY B ;
CAS:154-86-9
EFR02H :
(1RS)-1-(3-Hydroxyphenyl)-2-(methylamino)ethanol hydrochloride ;

ETILEFRINE EP IMPURITY C ; RAC NORPHENYLEPHRINE HCL ; NORFENEFRINE HCL ;
CAS:4779-94-6
EFR03H :
(1RS)-2-Amino-1-(3-hydroxyphenyl)ethanol hydrochloride ;

ETILEFRINE EP IMPURITY D ; BENZYLETILEFRONE ;
CAS:42146-10-1
EFR04 :
2-(Benzylethylamino)-1-(3-hydroxyphenyl)ethanone ;

ETILEFRINE EP IMPURITY E ; 3-HYDROXYACETOPHENONE ;
CAS:121-71-1
EFR05 :
1-(3-Hydroxyphenyl)ethanone ;

ETILEFRINE EP IMPURITY F ; BENZYLETHYLAMINE ;
CAS:14321-27-8
EFR06 :
N-Benzylethanamine ;

ETILEFRINE HCL ;
CAS:943-17-9
EFR00H :
(1RS)-2-(Ethylamino)-1-(3-hydroxyphenyl)ethanol hydrochloride ;

ETODOLAC ;
CAS:41340-25-4
ETD00 :
2-[(1RS)-1,8-Diethyl-1,3,4,9-tetrahydropyrano[3,4-b]indol-1-yl]acetic acid ;

ETODOLAC EP IMPURITY A ; 8-DESETHYL ETODOLAC ;
CAS:41339-67-7
ETD01 :
2-[(1RS)-1-Ethyl-1,3,4,9-tetrahydropyrano[3,4-b]indol-1-yl]acetic acid ;

ETODOLAC EP IMPURITY B ; 8-METHYL ETODOLAC ;
CAS:41340-19-6
ETD02 :
2-[(1RS)-1-Ethyl-8-methyl-1,3,4,9-tetrahydropyrano[3,4-b]indol-1-yl]acetic acid ;

ETODOLAC EP IMPURITY C ; ETODOLAC USP RC A ; 1-METHYL ETODOLAC ;
CAS:109518-47-0
ETD03 :
2-[(1RS)-8-Ethyl-1-methyl-1,3,4,9-tetrahydropyrano[3,4-b]indol-1-yl]acetic acid ;

ETODOLAC EP IMPURITY D ; 8-ISOPROPYL ETODOLAC ;
CAS:57917-63-2
ETD04 :
2-[(1RS)-1-Ethyl-8-(1-methylethyl)-1,3,4,9-tetrahydropyrano[3,4-b]indol-1-yl]acetic acid ;

ETODOLAC EP IMPURITY E ; 8-PROPYL ETODOLAC ;
CAS:57817-27-3
ETD05 :
2-[(1RS)-1-Ethyl-8-propyl-1,3,4,9-tetrahydropyrano[3,4-b]indol-1-yl]acetic acid ;

ETODOLAC EP IMPURITY F ; 1-ISOPROPYL ETODOLAC ;
CAS:849630-65-5
ETD06 :
2-[(1RS)-8-Ethyl-1-(1-methylethyl)-1,3,4,9-tetrahydropyrano[3,4-b]indol-1-yl]acetic acid ;

ETODOLAC EP IMPURITY G ; 1-PROPYL ETODOLAC ;
CAS:57816-83-8
ETD07 :
2-[(1RS)-8-Ethyl-1-propyl-1,3,4,9-tetrahydropyrano[3,4-b]indol-1-yl]acetic acid ;

ETODOLAC EP IMPURITY H ; 7-ETHYLTRYPTOPHOL ;
CAS:41340-36-7
ETD08 :
2-(7-Ethyl-1H-indol-3-yl)ethanol ;

ETODOLAC EP IMPURITY I ; ETODOLAC DIMER ;
ETD09 :
(3RS)-3-[7-Ethyl-3-(2-hydroxyethyl)-1H-indol-2-yl]-3-(7-ethyl-1H-indol-3-yl)pentanoic acid ;

ETODOLAC EP IMPURITY J ; DECARBOXY ETODOLAC ;
CAS:115066-03-0
ETD10 :
(1RS)-1,8-Diethyl-1-methyl-1,3,4,9-tetrahydropyrano[3,4-b]indole ;

ETODOLAC EP IMPURITY K ; ETODOLAC METHYL ESTER ;
CAS:122188-02-7
ETD11 :
Methyl 2-[(1RS)-1,8-diethyl-1,3,4,9-tetrahydropyrano[3,4-b]indol-1-yl]acetate ;

ETODOLAC EP IMPURITY L ;
ETD12 :
(EZ)-3-[7-Ethyl-3-(2-hydroxyethyl)-1H-indol-2-yl]pent-3-enoic acid ;

ETOFENAMATE ;
CAS:30544-47-9
EFN00 :
2-(2-Hydroxyethoxy)ethyl 2-[[3-(trifluoromethyl)phenyl]amino]benzoate ;

ETOFENAMATE EP IMPURITY A ; FLUFENAMIC ACID ;
CAS:530-78-9
EFN01 :
2-[[3-(Trifluoromethyl)phenyl]amino]benzoic acid ;

ETOFENAMATE EP IMPURITY B ; BUTYL FLUFENAMATE ;
CAS:67330-25-0
EFN02 :
Butyl 2-[[3-(trifluoromethyl)phenyl]amino]benzoate ;

ETOFENAMATE EP IMPURITY C ;
CAS:101-23-5
EFN03 :
N-Phenyl-3-(trifluoromethyl)aniline ;

ETOFENAMATE EP IMPURITY D ;
CAS:64352-84-7
EFN04 :
2,2'-Oxybis(ethylene) bis[2-[[3-(trifluoromethyl)phenyl]amino]benzoate] ;

ETOFENAMATE EP IMPURITY E ;
EFN05 :
2-(2-Butoxyethoxy)ethyl 2-[[3-(trifluoromethyl)phenyl]amino]benzoate ;

ETOFENAMATE EP IMPURITY F ;
CAS:111-46-6
EFN06 :
Diethylene Glycol ; 2-Hydroxyethoxyethanol ;

ETOFENAMATE EP IMPURITY G ;
CAS:32508-98-8
EFN07 :
2-Hydroxyethyl 2-[[3-(trifluoromethyl)phenyl]amino]benzoate ;

ETOFENAMATE MYRISTATE ;
CAS:81427-99-8
EFN51 :
2-(2-(Tetradecanoyloxy)ethoxy)ethyl 2-(3-(trifluoromethyl)phenylamino)benzoate ;

ETOFENAMATE PALMITATE ;
CAS:81427-95-4
EFN52 :
2-(2-(Palmitoyloxy)ethoxy)ethyl 2-(3-(trifluoromethyl)phenylamino)benzoate ;

ETOFENAMATE STEARATE ;
CAS:81427-97-6
EFN53 :
2-(2-(Stearoyloxy)ethoxy)ethyl 2-(3-(trifluoromethyl)phenylamino)benzoate ;

ETOMIDATE ; ETOMIDATE R-ISOMER ;
CAS:33125-97-2
EDT00 :
(R)-Ethyl 1-(1-phenylethyl)-1H-imidazole-5-carboxylate ;

ETOMIDATE ACID R-ISOMER ; ETOMIDATE ACID ;
CAS:56649-48-0
EDT50 :
(R)-1-(1-Phenylethyl)-1H-imidazole-5-carboxylic acid ;

ETOMIDATE ACID S-ISOMER ; ETOMIDATE S-ISOMER O-DESETHYL IMPURITY ;
CAS:56649-49-1
EDT62 :
(S)-1-(1-Phenylethyl)-1H-imidazole-5-carboxylic acid ;

ETOMIDATE DESPHENYLETHYL 1-CARBOXYLATE IMPURITY ;
CAS:19213-72-0
EDT63 :
Ethyl 1H-Imidazole-1-carboxylate ;

ETOMIDATE DESPHENYLETHYL IMPURITY ;
CAS:23785-21-9
EDT64 :
Ethyl 1H-Imidazole-5-carboxylate ;

ETOMIDATE EP IMPURITY A ; ETOMIDATE ACID RACEMATE ;
CAS:7036-56-8
EDT01 :
1-[(1RS)-1-Phenylethyl]-1H-imidazole-5-carboxylic acid ;

ETOMIDATE EP IMPURITY B ; METOMIDATE ;
CAS:5377-20-8
EDT02 :
Methyl 1-[(1RS)-1-Phenylethyl]-1H-imidazole-5-carboxylate ;

ETOMIDATE EP IMPURITY C ;
CAS:792842-51-4
EDT03 :
1-Methylethyl 1-[(1RS)-1-phenylethyl]-1H-imidazole-5-carboxylate ;

ETOMIDATE R-ISOMER METHYL ESTER ; (R)-METOMIDATE ;
CAS:61045-91-8
EDT51 :
(R)-Methyl 1-(1-phenylethyl)-1H-imidazole-5-carboxylate ;

ETOMIDATE S-ISOMER ; (S)-ETOMIDATE ;
CAS:56649-47-9
EDT60 :
(S)-Ethyl 1-(1-phenylethyl)-1H-imidazole-5-carboxylate ;

ETORICOXIB ;
CAS:202409-33-4
ECX00 :
5-Chloro-6�-methyl-3-[4-(methylsulfonyl)phenyl]-2,3�-bipyridine ;

ETORICOXIB 6-CARBOXY IMPURITY ;
CAS:349536-39-6
ECX51 :
5-Chloro-3-[4-(methylsulfonyl)phenyl]-[2,3'-bipyridine]-6'-carboxylic acid ;

ETORICOXIB 6-HYDROXYMETHYL IMPURITY ;
CAS:349536-41-0
ECX52 :
5-Chloro-3-[4-(methylsulfonyl)phenyl]-[2,3'-bipyridine]-6'-methanol ;

ETORICOXIB 6-HYDROXYMETHYL N1-OXIDE ;
CAS:570394-08-0
ECX54 :
5-Chloro-6'-(hydroxymethyl)-3-(4-(methylsulfonyl)phenyl)-[2,3'-bipyridine] 1'-oxide ;

ETORICOXIB 6-HYDROXYMETHYL SS-GLUCURONIDE ;
CAS:349536-40-9
ECX53 :
(2S,3S,4S,5R,6R)-6-((5-Chloro-3-(4-(methylsulfonyl)phenyl)-[2,3'-bipyridin]-6'-yl)methoxy)-3,4,5-trihydroxytetrahydro-2H-pyran-2-carboxylic acid ;

ETORICOXIB DESMETHYL IMPURITY ;
CAS:202409-31-2
ECX50 :
5-Chloro-3-[4-(methylsulfonyl)phenyl]-2,3�-bipyridine ;

ETORICOXIB N,N-DIOXIDE ;
ECX55 :
5-Chloro-6�-methyl-3-(4-(methylsulfonyl)phenyl)-[2,3�-bipyridine] 1-1�-dioxide ;

ETORICOXIB N1-OXIDE ;
CAS:325855-74-1
ECX56 :
5-Chloro-6'-methyl-3-[4-(methylsulfonyl)phenyl]-2,3'-bipyridine 1'-oxide ; 5-{5-Chloro-3-[4-(methylsulfonyl)phenyl]pyridine-2-yl}-2-methylpyridine-1-oxide ;

ETORICOXIB USP RC A ;
CAS:10297-73-1
ECX21 :
4-(Methylsulfonyl)acetophenone ;

ETORICOXIB USP RC B ;
CAS:90536-66-6
ECX22 :
4-(Methylsulfonyl)-phenyl acetic acid ;

ETORICOXIB USP RC C ;
CAS:249561-98-6
ECX23 :
2-Chloro-1,3-bis(dimethylamino)trimethinium hexafluorophosphate ;

ETRAVIRINE ;
CAS:269055-15-4
ETV00 :
4-[[6-Amino-5-bromo-2-[(4-cyanophenyl)amino]-4-pyrimidinyl]oxy]-3,5-dimethyl-benzonitrile ;

ETRAVIRINE 5-DESBROMO 6-CHLORO IMPURITY ;
CAS:1070377-34-2
ETV56 :
4-[[6-Chloro-2-[(4-cyanophenyl)amino]-4-pyrimidinyl]oxy]-3,5-dimethyl-benzonitrile ;

ETRAVIRINE 6-DESAMINO 5-CHLORO IMPURITY ;
CAS:269055-05-2
ETV65 :
4-[[5-Bromo-5-chloro-2-[(4-cyanophenyl)amino]-4-pyrimidinyl]oxy]-3,5-dimethyl-benzonitrile ;

ETRAVIRINE 6-DESAMINO 6-CHLORO IMPURITY ;
CAS:269055-76-7
ETV66 :
4-[[5-Bromo-6-chloro-2-[(4-cyanophenyl)amino]-4-pyrimidinyl]oxy]-3,5-dimethyl-benzonitrile ;

ETRAVIRINE DIHYDROXY IMPURITY ;
CAS:1246818-67-6
ETV52 :
4-[[6-Amino-5-bromo-2-[(4-cyanophenyl)amino]-4-pyrimidinyl]oxy]-3,5-bis(hydroxymethyl)benzonitrile ;

ETRAVIRINE MONOHYDROXY IMPURITY ;
CAS:1246815-68-8
ETV51 :
4-[[6-Amino-5-bromo-2-[(4-cyanophenyl)amino]-4-pyrimidinyl]oxy]-3-hydroxymethylbenzonitrile ;

EVEROLIMUS ;
CAS:159351-69-6
EVR00 :
(1R,9S,12S,15R,16E,18R,19R,21R,23S,24E,26E,28E,30S,32S,35R)-1,18-Dihydroxy-12-[(2R)-1-[(1S,3R,4R)-4-(2-hydroxyethoxy)-3-methoxycyclohexyl]propan-2-yl]-19,30-dimethoxy-15,17,21,23,29,35-hexamethyl-11,36-dioxa-4-azatricyclo[30.3.1.04,?]hexatriaconta-16,24,2

EVEROLIMUS 18-OXO IMPURITY ; 31-OXO EVEROLIMUS ;
EVR18 :
(1R,9S,12S,15R,16E,19R,21R,23S,24E,26E,28E,30S,32S,35R)-1-Hydroxy-12-[(2R)-1-[(1S,3R,4R)-4-(2-hydroxyethoxy)-3-methoxycyclohexyl]propan-2-yl]-19,30-dimethoxy-15,17,21,23,29,35-hexamethyl-11,36-dioxa-4-azatricyclo[30.3.1.04,?]hexatriaconta-16,24,26,28-tetr

EVEROLIMUS 30-O-DESMETHYL IMPURITY ;
CAS:745779-75-3
EVR60 :
(1R,9S,12S,15R,16E,18R,19R,21R,23S,24E,26E,28E,30S,32S,35R)-1,18,30-trihydroxy-12-[(2R)-1-[(1S,3R,4R)-4-(2-hydroxyethoxy)-3-methoxycyclohexyl]propan-2-yl]-19-methoxy-15,17,21,23,29,35-hexamethyl-11,36-dioxa-4-azatricyclo[30.3.1.04,?]hexatriaconta-16,24,26

EVEROLIMUS EP IMPURITY A ; SIROLIMUS ; RAPAMYCIN ;
CAS:53123-88-9
EVR01 :
(1R,9S,12S,15R,16E,18R,19R,21R,23S,24E,26E,28E,30S,32S,35R)-1,18-Dihydroxy-12-[(2S)-1-[(1S,3R,4R)-4-hydroxy-3-methoxycyclohexyl]propan-2-yl]-19,30-dimethoxy-15,17,21,23,29,35-hexamethyl-11,36-dioxa-4-azatricyclo[30.3.1.04,?]hexatriaconta-16,24,26,28-tetra

EVEROLIMUS EP IMPURITY B ; EVEROLIMUS 19-ENE OPEN-RING IMPURITY (EP) ; SECO EVEROLIMUS ;
CAS:1062122-63-7
EVR02 :
(2S)-1-[[(2R,3R,6S)-2-Hydroxy-6-[(2S,3E,5E,7E,9S,11R,13R,14R,15E,17R,19Z,21R)-14- hydroxy-22-[(1S,3R,4R)-4-(2-hydroxyethoxy)-3-methoxycyclohexyl]-2,13-dimethoxy-3,9,11, 15,17,21-hexamethyl-12,18-dioxodocosa-3,5,7,15,19-pentaen-1-yl]-3-methyltetrahydro-2H-

EVEROLIMUS EP IMPURITY C ; 10-DESMETHYL EVEROLIMUS (EP) ; 19-DESMETHYL EVEROLIMUS ;
EVR03 :
(1R,9S,12S,15R,16E,18R,19R,21R,23S,24E,26E,28E,30S,32S,35R)-1,18,19-Trihydroxy-12- [(2R)-1-[(1S,3R,4R)-4-(2-hydroxyethoxy)-3-methoxycyclohexyl]propan-2-yl]-30-methoxy-15,17,21,23,29,35-hexamethyl-11,36-dioxa-4-azatricyclo [30.3.1.04,9]hexatriaconta-16,24,