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Medical Isotopes, Inc.

Country: USA

100 Bridge Street
Pelham, NH 03076

Phone:	(603) 635-2255
Phone 2:	(800) 374-9513
FAX:	(603) 635-2448
E-Mail:	E-Mail this Supplier

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http://www.medicalisotopes.com

Medical Isotopes, Inc.

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Group : Heterocyclic Compounds

(3S, 4S)4- AMINO- 3- PYRROLIDINOL DIHCL
CAS:220812-21-5
Formula: C4H12Cl2N2O
62929
MW: 175.06

Group : Heterocyclic Compounds

(3S,4S)-4-AMINO-1-OXYL-2,2,6,6-(3R,4R)-TETRAMETHYLPIPERIDINE-3-CARBOXYLIC ACID
Formula: C10H19N2O3
19819
MW: 215.27
(3S,4S)-4-Amino-3-carboxy-2,2,6,6-tetramethyl-1-piperidinyloxy, beta-TOAC

Group : Heterocyclic Compounds

(4- AMINO- 2- METHYL- 5- PYRIMIDINYL) METHANOL(TOXOPYRIMIDINE)
CAS:73-67-6
Formula: C6H9N3O
67333
MW: 139.16

Group : Heterocyclic Compounds

(4-PYRIDYL)ACETONE
CAS:6304-16-1
Formula: C8H9NO
66864
MW: 135.16

(4AS,6R,7S,7AR)-6-[4-[[(1S)-2,3-DIHYDRO-1H-INDEN-1-YL]AMINO]-7H-PYRROLO[2,3-D]PYRIMIDIN-7-YL]HEXAHYDRO-2-(4-METHOXYPHENYL)-CYCLOPENTA-1,3-DIOXIN-7-OL
CAS:905580-87-2
Formula: C29H30N4O4
64403
MW: 498.57

Group : Heterocyclic Compounds

(4E)-4-DEOXY-4-[2-(1,1-DIMETHYLETHOXY)-2-OXOETHYLIDENE]-2,3-O-(1-METHYLETHYLIDENE)-BETA-L-ERYTHROPENTOPYRANOSIDE METHYL ETHER
CAS:131149-13-8
Formula: C15H24O6
64059
MW: 300.35

Group : Heterocyclic Compounds

(4R)-3-[(2R)-2-METHYL-1-OXOBUTYL]-4-(PHENYLMETHYL)-2-OXAZOLIDINONE
CAS:474828-48-3
Formula: C15H19NO3
66209
MW: 261.32

Group : Heterocyclic Compounds

(4R)-3-[(2R,3S)-3-HYDROXY-1-OXO-2-(2-PROPEN-1-YL)-4-PENTEN-1-YL]-4-(PHENYLMETHYL)-2-OXAZOLIDINONE
CAS:1005006-69-8
Formula: C18H21NO4
65456
MW: 315.36

Group : Heterocyclic Compounds

(4R)-3-[[(1S,2S)-2-HYDROXY-3-CYCLOPENTEN-1-YL]CARBONYL]-4-(PHENYLMETHYL)-2-OXAZOLIDINONE
CAS:324741-99-3
Formula: C16H17NO4
65320
MW: 287.31

(4R)-4-METHYL-1,3,2-DIOXATHIOLANE-2,2-DIOXIDE
CAS:1006381-03-8
Formula: C3H6O4S
66057
MW: 138.14

Group : Heterocyclic Compounds

(4R)-4-PHENYL-3-[(5R)-5-(4-FLUOROPHENYL)-5-HYDROXYPENTANOYL]-1,3-OXAZOLIDIN-2-ONE
Formula: C20H20FNO4
65012
MW: 357.38

Group : Heterocyclic Compounds

(4R,5S)-4-METHYL-5-PHENYLOXAZOLIDINONE
CAS:77943-39-6
Formula: C10H11NO2
66153
MW: 177.2

Group : Heterocyclic Compounds

(4R,6S)-5,6-DIHYDRO-6-METHYL-4H-THIENO[2,3-BETA]THIOPYRAN-4-OL 7,7-DIOXIDE
CAS:147128-77-6
Formula: C8H10O3S2
67281
MW: 218.29

Group : Heterocyclic Compounds

(4S)-1-(1,3-BENZODIOXOL-5-YLMETHYL)-4-[(3,3-DIMETHYL-1-OXOBUTYL)[(3-METHOXYPHENYL)METHYL]AMINO]-L-PROLINE
CAS:334999-53-0
Formula: C27H34N2O6
63085
MW: 482.57

(4S)-4-(1-METHYLETHYL)-3-[(2S)-2-METHYL-1-OXOBUTYL]-2-OXAZOLIDINONE-D3
CAS:175695-44-0
Formula: C11H16D3NO3
D65971
MW: 216.29

Group : Heterocyclic Compounds

(4S)-4-METHYL-2-OXO-[1,3,2]DIOXATHIOLANE-4-CARBOXYLIC ACID METHYL ESTER
CAS:356048-02-7
Formula: C5H8O5S
12146
MW: 180.18
Methyl 1,3-dioxo-4-methyl-2-oxo-2-thiolane-4-carboxylate

Group : Heterocyclic Compounds

(4S)-6-CHLORO-4-(2-CYCLOPROPYLETHYNYL)-1,4-DIHYDRO-4-(TRIFLUOROMETHYL)-2H-3,1-BENZOXAZINE
CAS:252253-57-9
Formula: C14H11ClF3NO
63604
MW: 301.69

Group : Heterocyclic Compounds

(4S)-6-CHLORO-4-(2-CYCLOPROPYLETHYNYL)-1,4-DIHYDRO-4-(TRIFLUOROMETHYL)-2H-3,1-BENZOXAZINE-D2 ,13C1
Formula: C1313CH9D2ClF3NO
CD63605
MW: 304.7

(4Z)-4-DEOXY-4-[2-(1,1-DIMETHYLETHOXY)-2-OXOETHYLIDENE]-2,3-O-(1-METHYLETHYLIDENE)-BETA-L-ERYTHRO-PENTOPYRANOSIDE METHYL ETHER
CAS:131149-12-7
Formula: C15H24O6
64058
MW: 300.35

(5,5��-BIS(2-(4-(BENZO[D]ISOTHIAZOL-3-YL)PIPERAZIN-1-YL)ETHYL)-6,6��-DICHLORO-3-HYDROXY-3,3��-BIINDOLINE-2,2��-DIONE)
Formula: C42H40Cl2N8O3S2
63091
MW: 839.85

Group : Heterocyclic Compounds

(5-(2-(4-(BENZO[D]ISOTHIAZOL-3-YL)PIPERAZIN-1-YL)ETHYL)-6-CHLOROINDOLINE-2,3-DIONE)
Formula: C21H19ClN4O2S
63092
MW: 426.92

Group : Heterocyclic Compounds

(5R,6S)-2,2-DIMETHYL-6-(1,4,7,10-TETRAAZACYCLODODEC-1-YL)-1,3-DIOXEPAN-5-OL
CAS:198637-63-7
Formula: C15H32N4O3
64540
MW: 316.44

Group : Heterocyclic Compounds

(6-BROMOPYRIDIN-2-YL)METHANOL
CAS:33674-96-3
Formula: C6H6BrNO
7856
MW: 188.02
(2-Bromopyridin-6-yl)methanol

(6-HYDROXY-2,3-DIHYDROBENZOFURAN-3-YL) ACETIC ACID METHYL ESTER
CAS:805250-17-3
Formula: C11H12O4
65425
MW: 208.21

Group : Heterocyclic Compounds

(6E)-7-[4-(4-FLUOROPHENYL)-6-(1-METHYLETHYL)-2-[METHYL(METHYLSULFONYL)AMINO]-5-PYRIMIDINYL]-5-HYDROXY-3-OXO-6-HEPTENOIC ACID 1,1-DIMETHYLETHYL ESTER
CAS:947262-23-9
Formula: C26H34FN3O6S
94893
MW: 535.63

Group : Heterocyclic Compounds

(6R,12BR)-6-(1,3-BENZODIOXOL-5-YL)-2,3,7,12B-TETRAHYDRO-2-METHYL-PYRAZINO[1��,2��:1,5]PYRROLO[3,4-BETA]QUINOLINE-1,4,12(6H)-TRIONE
CAS:531500-51-3
Formula: C22H17N3O5
63088
MW: 403.39

Group : Heterocyclic Compounds

(6R,7R)-7-AMINO-3-ETHENYL-8-OXO-5-THIA-1-AZABICYCLO[4.2.0]OCT-2-ENE-2-CARBOXYLIC ACID DIPHENYLMETHYL ESTER HCL
CAS:79349-67-0
Formula: C22H21ClN2O3S
62882
MW: 428.93

Group : Heterocyclic Compounds

(6R,7R)-7-BENZAMIDO-3-METHYLENE-8-OXO-5-THIA-1-AZABICYCLO[4.2.0]OCTANE-2-CARBOXYLIC ACID 5-OXIDE BENZHYDRYL ESTER
Formula: C28H24N2O5S
63098
MW: 500.57

Group : Heterocyclic Compounds

(6R,7S)-7-Benzamido-3-(((1-(2-((tert-butyldiphenylsilyl)oxy)ethyl)-1H-tetrazol-5-yl)thio)methyl)-8-oxo-5-oxa-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid Benzhydryl Ester
Formula: C47H46N6O6SSi
63101
MW: 851.06

Group : Heterocyclic Compounds

(6R-TRANS)-7-(BENZOYLAMINO)-3-METHYL-8-OXO-5-OXA-1-AZABICYCLO[4.2.0]OCT-2-ENE-2-CARBOXYLIC ACID DIPHENYLMETHYL ESTER
CAS:81370-17-4
Formula: C28H24N2O5
63095
MW: 468.5

Group : Heterocyclic Compounds

(6S)-N6,N6-DIPROPYL-3A,4,5,6,7,7A-HEXAHYDROBENZO[D]THIAZOLE-2,6-DIAMINE
Formula: C13H25N3S
N15941
MW: 255.42

Group : Heterocyclic Compounds

(7-(4-[4-[4-(2,3-DICHLOROPHENYL)PIPERAZIN-1-YL]BUTOXY]BUTOXY)-3,4-DIHYDROQUINOLIN-2(1H)-ONE)
Formula: C27H35Cl2N3O3
64291
MW: 520.49

(7-(4-[4-[4-(2,3-DICHLOROPHENYL)PIPERAZIN-1-YL]BUTOXY]BUTOXY-D8)-3,4-DIHYDROQUINOLIN-2(1H)-ONE)
Formula: C27H27D8Cl2N3O3
D64292
MW: 528.54

(7S)-5,6,7,8-TETRAHYDRO-7-(METHOXYCARBONYL)-2-METHYL-5-OXO-IMIDAZO[1,5-C]PYRIMIDINIUM IODIDE
CAS:69618-95-7
Formula: C9H12IN3O3
99394
MW: 337.11
(S)-5,6,7,8-Tetrahydro-7-(methoxycarbonyl)-2-methyl-5-oxo-imidazo[1,5-c]pyrimidinium Iodide;

Group : Heterocyclic Compounds

(ALPHA,BETA-DIMETHYLPROPYL)ETHYLMALONIC ACID DIETHYL ESTER
CAS:859200-58-1
Formula: C14H26O4
64586
MW: 258.35

Group : Heterocyclic Compounds

(ALPHA,BETA-DIMETHYLPROPYL)ETHYLMALONIC ACID-D5 DIETHYL ESTER
Formula: C14H21D5O4
D64587
MW: 263.38

Group : Heterocyclic Compounds

(CIS/TRANS)-2-(4-BENZOFURAZANYLMETHYLENE)-3-OXO-BUTANOIC ACID (METHYL-D3) ESTER
Formula: C12H7D3N2O4
D20313
MW: 249.24
(cis/trans)-2-(1,2,3-Benzoxadiazol-4-yl-methylene)-3-oxo-butanoic Acid (Methyl-d3) Ester

Group : Heterocyclic Compounds

(D-HIS2)-LEUPROLIDE TRIFLUOROACETIC ACID SALT
Formula: C61H85F3N16O16
65821
MW: 1323.42

(D-SER4)-LEUPROLIDE TRIFLUOROACETIC ACID SALT
Formula: C61H85F3N16O16
65820
MW: 1323.42

(D-TYR5)-LEUPROLIDE TRIFLUOROACETIC ACID SALT
Formula: C61H85F3N16O16
65822
MW: 1323.42

Group : Heterocyclic Compounds

(E)-1-(3-FURANYL)-3-PHENYL-2-PROPEN-1-ONE
CAS:160560-19-0
Formula: C13H10O2
65055
MW: 198.22

Group : Heterocyclic Compounds

(E)-2-(5-METHOXY)PHENOL 4-(N-BENZYLOXYCARBONYL)PIPERIDINYL-METHANONE O-ACETYL OXIME
CAS:84163-48-4
Formula: C23H26N2O6
28060
MW: 426.46
(E)-4-[[(Acetyloxy)imino](2-hydroxy-4-methoxyphenyl)methyl]-1-piperidinecarboxylic acid phenylmethyl ester

Group : Heterocyclic Compounds

(E)-2-(5-METHOXY)PHENOL 4-(N-BENZYLOXYCARBONYL)PIPERIDINYL-METHANONE OXIME
CAS:84163-47-3
Formula: C21H24N2O5
28058
MW: 384.43
(E)-4-[(Hydroxyimino)(2-hydroxy-4-methoxyphenyl)methyl]-1-piperidinecarboxylic acid phenylmethyl ester

Group : Heterocyclic Compounds

(E)-2-THIOPHENEACRYLIC ACID
CAS:15690-25-2
Formula: C7H6O2S
67283
MW: 154.19

Group : Heterocyclic Compounds

(E)-3-[(2-CYANO-3-ETHOXY-3-OXO-1-PROPENYL)AMINO]-1H-PYRAZOLE-4-CARBOXYLIC ACID ETHYL ESTER
CAS:52632-17-4
Formula: C12H14N4O4
22605
MW: 278.26
Ethyl (E)-3-[(2-cyano-3-ethoxy-3-oxo-1-propenyl)amino]-1H-pyrazole-4-carboxylate, Ethyl 3-(2-carbethoxy-2-cyanoethenyl)amino-1H-pyrazole-4-carboxylate

Group : Heterocyclic Compounds

(E)-6-[1,3-DIHYDRO-1-HYDROXY-6-METHOXY-4-[(2-METHOXYETHOXY)METHOXY]-7-METHYL-3-OXO-5-ISOBENZOFURANYL]-4-METHYL-4-HEXENOIC ACID
CAS:172608-84-3
Formula: C21H28O9
93331
MW: 424.44

Group : Heterocyclic Compounds

(E)-6-[1,3-DIHYDRO-6-METHOXY-4-[(2-METHOXYETHOXY)METHOXY]-7-METHYL-3-OXO-5-ISOBENZOFURANYL]-4-METHYL-4-HEXENOIC ACID METHYL ESTER
CAS:125198-47-2
Formula: C22H30O8
93332
MW: 422.47

(E)-CEFIXIME (CEFIXIME EP IMPURITY D)
CAS:97164-56-2
Formula: C16H15N5O7S2
63533
MW: 453.45

Group : Heterocyclic Compounds

(E)-CEFTRIAXONE
CAS:92143-31-2
Formula: C18H18N8O7S3
21926
MW: 554.58
(6R,7R)-7-[[(2E)-2-(2-Amino-4-thiazolyl)-2-(methoxyimino)acetyl]amino]-8-oxo-3-[[(1,2,5,6-tetrahydro-2-methyl-5,6-dioxo-1,2,4-triazin-3-yl)thio]methyl]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid, Ro 15-2254

Group : Heterocyclic Compounds

(E)-CEFTRIAXONE DISODIUM
Formula: C18H16N8Na2O7S3
63551
MW: 598.54

Group : Heterocyclic Compounds

(E)-CHLORPROTHIXENE-D6 HCL
Formula: C18H13D6Cl2NS
D63734
MW: 358.36

Group : Heterocyclic Compounds

(E/Z)-CHLORPROTHIXENE-D6 HCL(MIXTURE)
Formula: C18H13D6Cl2NS
D22386
MW: 358.36
(3E/Z)-3-(2-Chloro-9H-thioxanthen-9-ylidene)-N,N-(dimethyl-d6)-1-propanamine HCl, cis/trans-Chlorprothixene-d6 HCl

Group : Heterocyclic Compounds

(OXAZOL-5-YL) ETHYLAMMONIUM HCL
CAS:317830-75-4
Formula: C5H9ClN2O
66585
MW: 148.59

Group : Heterocyclic Compounds

(R)-(+)-THIOLACTOMYCIN
CAS:82079-32-1
Formula: C11H14O2S
67286
MW: 210.29

Group : Heterocyclic Compounds

(R)-(+)-THIOLACTOMYCIN-D3
Formula: C11H11D3O2S
D67287
MW: 213.31

Group : Heterocyclic Compounds

(R)-(-)-3-HYDROXYTETRAHYDROFURAN
CAS:86087-24-3
Formula: C4H8O2
65532
MW: 88.11

(R)-1-((S)-CHROMAN-2-YL)-2-(PHENYLAMINO)ETHANOL HCL(MIXTURE OF 4 DIASTEREOMERS)
Formula: C17H20ClNO2
63738
MW: 305.8

(R)-3-(2-(3-BROMO-4-FLUOROPHENYL)ACETYL)-5-METHYL-5-PHENETHYLIMIDAZOLIDINE-2,4-DIONE
Formula: C20H18BrFN2O3
63345
MW: 433.27

Group : Heterocyclic Compounds

(R)-9-HYDROXY RISPERIDONE
CAS:130049-85-3
Formula: C23H27FN4O3
65504
MW: 426.48

Group : Heterocyclic Compounds

(R)-CLOPERASTINE
CAS:132301-91-8
Formula: C20H24ClNO
63766
MW: 329.86

Group : Heterocyclic Compounds

(R)-GLYCIDYL NOSYLATE
CAS:115314-17-5
14643
MW:

Group : Heterocyclic Compounds

(R)-LEVETIRACETAM
CAS:103765-01-1
Formula: C8H14N2O2
65823
MW: 170.21

(R)-NORNICOTINE-D4
CAS:1259761-67-5
Formula: C9H8D4N2
D66479
MW: 152.23

Group : Heterocyclic Compounds

(R)-PULEGONE OXIDE
CAS:308358-04-5
Formula: C10H16O2
30524
MW: 168.23
(6R)-2,2,6-Trimethyl-1-oxaspiro[2.5]octan-4-one

Group : Heterocyclic Compounds

(R)-STIRIPENTOL
CAS:144017-65-2
Formula: C14H18O3
67055
MW: 234.29

Group : Heterocyclic Compounds

(R)-STIRIPENTOL-D9
Formula: C14H9D9O3
D67056
MW: 243.35

(R)-TIAGABINE 4-CARBOXY-O-ETHYL HCL
CAS:145821-60-9
Formula: C22H30ClNO2S2
67306
MW: 440.06

Group : Heterocyclic Compounds

(R,S)-2,2-DIMETHYL-1,3-DIOXOLANE-4-METHANOL
CAS:100-79-8
Formula: C6H12O3
64517
MW: 132.16

Group : Heterocyclic Compounds

(R,S)-2,2-DIMETHYL-1,3-DIOXOLANE-4-METHANOL-D5
CAS:74300-14-4
Formula: C6H7D5O3
D24553
MW: 137.19
(RS)-Solketal-d5, (+/-)-1,2-O-Isopropylideneglycerol-d5, (+/-)-Glycerol 1,2-Acetonide-d5, 1,2-Isopropylideneglycerin-d5, 1,2-Isopropylideneglycerol-d5, 2,3-(Isopropylidenedioxy)propanol-d5, 2,3-Isopropylideneglycerol-d5, Acetone Glyceryl Acetal-d5,(�)-1,2-Isopropylideneglycerol-1,1,2,3,3-d5

Group : Heterocyclic Compounds

(R,S)-3-BROMONORNICOTINE
CAS:71719-06-7
Formula: C9H11BrN2
21366
MW: 227.1
3-Bromo-5-(2-pyrrolidinyl)pyridine, 3-Bromo-5-(pyrrolidin-2-yl)pyridine, 5-Bromo-3-(2-pyrrolidinyl)pyridine

Group : Heterocyclic Compounds

(R,S)-ALPHA-AMINO-3-HYDROXY-5-METHYL-4-ISOXAZOLEPROPIONIC ACID-13C2,15N
Formula: C513C2H10N15NO4
CN19710
MW: 189.14
D,L-alpha-Amino-3-hydroxy-5-methylisoxazole-4-propionic Acid-13C2,15N, ?-Amino-3-hydroxy-5-methylisoxazole-4-propionic alphacid-13C2,15N

Group : Heterocyclic Compounds

(R,S)-ANATABINE TARTRATE (2:3)
Formula: C32H42N4O18
19973
MW: 770.69
1,2,3,6-Tetrahydro-2,3�-bipyridine Tartrate, 1,2,3,6-Tetrahydro-2,3�-dipyridine Tartrate, (+/-)-Anatabine Tartrate

Group : Heterocyclic Compounds

(R,S)-BISFURAN ALCOHOL (MIXTURE OF DIASTEREOMERS)
Formula: C6H10O3
20941
MW: 130.14
(3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-ol, (3aS,6aR)-Hexahydro-furo[2,3-b]furan-3-ol

Group : Heterocyclic Compounds

(R,S)-COTININE-D3 N-OXIDE
CAS:1215561-37-7
Formula: C10H9D3N2O2
D63792
MW: 195.23

Group : Heterocyclic Compounds

(R,S)-N-NITROSO ANABASINE
CAS:37620-20-5
Formula: C10H13N3O
29439
MW: 191.23
3-(1-Nitroso-2-piperidinyl)pyridine, 1-Nitroso-2-(3-pyridyl)piperidine, (R,S)-NAB

Group : Heterocyclic Compounds

(R,S)-N-NITROSO ANATABINE-13C6
Formula: C413C6H11N3O
C66436
MW: 195.17

Group : Heterocyclic Compounds

(R,S)-N-NITROSO ANATABINE-2,4,5,6-D4
CAS:1020719-69-0
Formula: C10H7D4N3O
D66434
MW: 193.24

Group : Heterocyclic Compounds

(R,S)-N-Nitroso Anatabine-2,4,5,6-d4 (0.1 mg/mL in Methanol)
CAS:1020719-69-0
Formula: C10H7D4N3O
D65770
MW: 193.24

(R,S)-N2-NITROSO-ANABASINE N��-BETA-D-GLUCURONIDE
CAS:1033078-12-4
Formula: C16H22N3O7
66430
MW: 368.36

Group : Heterocyclic Compounds

(R,S)-N2-NITROSO-ANABASINE-D4 N��-BETA-D-GLUCURONIDE
Formula: C16H17D4N3O7
D66431
MW: 371.38

Group : Heterocyclic Compounds

(R/S)-4-(AMINOMETHYL)-3-PYRROLIDINONE O-METHYLOXIME DICHLORIDE
CAS:215229-16-6
Formula: C6H15Cl2N3O
19792
MW: 216.11
(R/S)-4-(Aminomethyl)-3-pyrrolidinone O-Methyloxime Dihydrochloride, (+/-)-4-Aminomethyl-3-methoxyiminopyrrolidine Dihydrochloride

Group : Heterocyclic Compounds

(R/S)-DELTA-HEXALACTONE
CAS:823-22-3
Formula: C6H10O2
65225
MW: 114.14

Group : Heterocyclic Compounds

(S)-(+)-TERT-BUTYL 2-(4-(4-CHLOROPHENYL)-2,3,9-TRIMETHYL-6H-THIENO[3,2-F][1,2,4]TRIAZOLO[4,3-ALPHA][1,4]DIAZEPIN-6-YL)ACETATE
CAS:1268524-70-4
Formula: C23H25ClN4O2S
67148
MW: 456.99

(S)-(2-GUANIDINO-4-THIAZOLYL)METHYLISOTHIOUREA DIHCL
CAS:88046-01-9
Formula: C6H12Cl2N6S2
25992
MW: 303.24
Carbamimidothioic acid [2-[(aminoiminomethyl)amino]-4-thiazolyl]methyl ester dihydrochloride

Group : Heterocyclic Compounds

(S)-(6-HYDROXY-2,3-DIHYDROBENZOFURAN-3-YL)ACETIC ACID METHYL ESTER
CAS:1000414-38-9
Formula: C11H12O4
65426
MW: 208.21

Group : Heterocyclic Compounds

(S)-1-BETA-HYDROXY-1-(2-THIENYL)-3-DIMETHYLAMINOPROPANE
CAS:132335-44-5
Formula: C9H15NOS
27019
MW: 185.29
(S)-N,N-Dimethyl-3-(2-thienyl)-3-hydroxypropanamine, (1S)-3-(Dimethylamino)-1-(2-thienyl)-1-propanol, (S)-(-)-N,N-Dimethyl-3-hydroxy-3-(2-thienyl)propanamine

Group : Heterocyclic Compounds

(S)-2-(BENZYL((S)-2-((R)-CHROMAN-2-YL)-2-HYDROXYETHYL)AMINO)-1-((S)-CHROMAN-2-YL)ETHANOL OXALATE(NEBIVOLOL IMPURITY)(MIXTURE OF DIASTEREOMERS)
Formula: C31H35NO8
63117
MW: 549.61

(S)-4-HYDROXY MEPHENYTOIN
CAS:82695-93-0
Formula: C12H14N2O3
26588
MW: 234.25
(5S)-5-Ethyl-5-(4-hydroxyphenyl)-3-methyl-2,4-imidazolidinedione, (S)-5-Ethyl-5-(4-hydroxyphenyl)-3-methyl-2,4-imidazolidinedione

Group : Heterocyclic Compounds

(S)-5-OXO-3-THIOMORPHOLINECARBOXYLIC ACID METHYL ESTER
CAS:118903-82-5
Formula: C6H9NO3S
66588
MW: 175.21

Group : Heterocyclic Compounds

(S)-6,7-DIHYDRO-2-NITRO-5H-IMIDAZO[2,1-BETA][1,3]OXAZIN-6-OL
Formula: C6H7N3O4
15865
MW: 185.14

Group : Heterocyclic Compounds

(S)-6-CHLORO-4-(CYCLOPROPYLETHYNYL)-2-METHYL-4-(TRIFLUOROMETHYL)-4H-3,1-BENZOXAZINE
Formula: C15H11ClF3NO
63606
MW: 313.7

(S)-6-CHLORO-4-IODONICOTINE
CAS:913264-28-5
Formula: C10H12ClIN2
63640
MW: 322.57

(S)-6-CHLORO-5-IODONICOTINE
CAS:909193-59-5
Formula: C10H12ClIN2
63641
MW: 322.57

Group : Heterocyclic Compounds

(S)-6-CHLORONICOTINE
CAS:112091-17-5
Formula: C10H13ClN2
63675
MW: 196.68

Group : Heterocyclic Compounds

(S)-6-METHOXY-4H-FURO[3,2-C]PYRAN-2(6H)-ONE
CAS:131149-16-1
Formula: C8H8O4
65959
MW: 168.15

Group : Heterocyclic Compounds

(S)-9,10-DIFLUORO-3-METHYL-2,3,5,6-TETRAHYDRO-7,7-O-ETHYLIDENE-7H-PYRIDO[1,2,3-DE]-1,4-BENZOXAZIN-7,7-DIOL
Formula: C14H15F2NO3
64339
MW: 283.27

(S)-9,10-DIFLUORO-3-METHYL-2,3,5,6-TETRAHYDRO-7H-PYRIDO[1,2,3-DE]-1,4-BENZOXAZIN-7-ONE
Formula: C12H11F2NO2
64338
MW: 239.22

(S)-9-HYDROXY RISPERIDONE
CAS:147663-01-2
Formula: C23H27FN4O3
65505
MW: 426.48

Group : Heterocyclic Compounds

(S)-AMPA
CAS:83643-88-3
Formula: C7H10N2O4
62952
MW: 186.17

Group : Heterocyclic Compounds

(S)-CLOPERASTINE
CAS:132301-89-4
Formula: C20H24ClNO
63765
MW: 329.86

Group : Heterocyclic Compounds

(S)-HYDROXY TIMOLOL
CAS:1227468-61-2
Formula: C13H24N4O4S
65541
MW: 332.42

Group : Heterocyclic Compounds

(S)-N-METHYLHYDROXYSUCCINIMIDE-D3
Formula: C5H4D3NO3
D88176
MW: 132.12

(S)-NORNICOTINE
CAS:494-97-3
Formula: C9H12N2
66477
MW: 148.2

Group : Heterocyclic Compounds

(S)-NORNICOTINE-D4
CAS:92761-98-3
Formula: C9H8D4N2
D66478
MW: 152.23

Group : Heterocyclic Compounds

(S)-PATULIN METHYL ETHER
CAS:123251-09-2
Formula: C8H8O4
29945
MW: 168.15
(S)-4-Methoxy-4H-furo[3,2-c]pyran-2(6H)-one, (S)-O-Methyl Patulin

Group : Heterocyclic Compounds

(S)-PYROGLUTAMINOL
CAS:17342-08-4
Formula: C5H9NO2
30587
MW: 115.13
(S)-5-(Hydroxymethyl)-2-pyrrolidone, (S)-2-(Hydroxymethyl)pyrrolidin-5-one, (+)-5-(Hydroxymethyl)-2-pyrrolidinone

Group : Heterocyclic Compounds

(S)-STIRIPENTOL
CAS:144017-66-3
Formula: C14H18O3
67053
MW: 234.29

Group : Heterocyclic Compounds

(S)-STIRIPENTOL-D9
Formula: C14H9D9O3
D67054
MW: 243.35

Group : Heterocyclic Compounds

(Z)- -JASMOLACTONE
CAS:63095-33-0
Formula: C10H16O2
65715
MW: 168.23

Group : Heterocyclic Compounds

(Z)-2-((2-ETHOXY-2-OXOETHOXY)IMINO)-2-(2-FORMAMIDOTHIAZOL-4-YL)ACETIC ACID
CAS:68401-60-5
Formula: C11H13N3O6S
63495
MW: 315.3

Group : Heterocyclic Compounds

(Z)-2-(2-AMINOTHIAZOL-4-YL)-2-[(1-TERT-BUTOXYCARBONYL-1-METHYLETHOXY)IMINO]ACETIC ACID
CAS:86299-47-0
Formula: C13H19N3O5S
62936
MW: 329.37

Group : Heterocyclic Compounds

(Z)-2-(5-METHOXY)PHENOL 4-(N-BENZYLOXYCARBONYL)PIPERIDINYL-METHANONE OXIME
CAS:84163-00-8
Formula: C21H24N2O5
28059
MW: 384.43
(Z)-4-[(Hydroxyimino)(2-hydroxy-4-methoxyphenyl)methyl]-1-piperidinecarboxylic acid phenylmethyl ester

Group : Heterocyclic Compounds

(Z)-2-[[(1,1-DIMETHYLETHOXY)CARBONYL]AMINO]-ALPHA-PROPYLIDENE-4-THIAZOLEACETIC ACID
CAS:86978-24-7
Formula: C13H18N2O4S
24560
MW: 298.36
(alphaZ)-2-[[(1,1-Dimethylethoxy)carbonyl]amino]-alpha-propylidene-4-thiazoleacetic Acid

Group : Heterocyclic Compounds

(Z)-4-[(TETRAHYDROPYRANYL)OXY]-2-BUTEN-1-OL
CAS:57323-06-5
Formula: C9H16O3
67233
MW: 172.22

Group : Heterocyclic Compounds

(Z)-N-(2,2-Dimethoxyethyl)-2-(2-(tritylamino)thiazol-4-yl)-2-((trityloxy)imino)acetamide
Formula: C47H42N4O4S
64502
MW: 758.93

Group : Heterocyclic Compounds

[(1S)-(1ALPHA,2BETA,3BETA)]-3-(2-AMINO-6-IODO-7H-PURIN-7-YL)-1,2-CYCLOBUTANEDIMETHANOL DIBENZOATE ESTER;
Formula: C25H24IN5O4
19729
MW: 585.39

Group : Heterocyclic Compounds

[(PHENYLMETHOXY) METHYL]OXIRANE (BENZYL GLYCIDYL ETHER)
Formula: C10H12O2
66699
MW: 164.2

Group : Heterocyclic Compounds

[1,1�-BIPHENYL]-2�-TETRAZOLO-4-CARBOXYLIC ACID, [1,1�-BIPHENYL]-2�TETRAZOLO-4-YLMETHYL ESTER (LOSARTAN IMPURITY)
CAS:1159977-10-2
Formula: C28H20N8O2
20840
MW: 500.51

Group : Heterocyclic Compounds

[1,2,4]TRIAZOLE-1-CARBOXAMIDINE HCL
CAS:19503-26-5
Formula: C3H6ClN5
67342
MW: 147.57

Group : Heterocyclic Compounds

[1,4��-BIPIPERIDINE]-1��-CARBONYL-D10 CHLORIDE HCL
CAS:718613-22-0
Formula: C11H10D10Cl2N2O
D63175
MW: 277.26

Group : Heterocyclic Compounds

[1,4��-BIPIPERIDINE]-1��-CARBONYL-D10-1��-CARBOXYLIC ACID TERT-BUTYL ESTER
CAS:718613-18-4
Formula: C15H18D10N2O2
D63177
MW: 278.46

Group : Heterocyclic Compounds

[1-METHYL-2-[(TETRAHYDRO-2H-PYRAN-2-YL)OXY]ETHYLIDENE]-PROPANEDIOIC ACID DIETHYL ESTER
CAS:86958-53-4
Formula: C15H24O6
66240
MW: 300.35

Group : Heterocyclic Compounds

[1S-(1ALPHA,2ALPHA,8BETA,8ABETA)]-2,3,8,8A-TETRAHYDRO-1,2,8-TRIHYDROXY-5(1H)-INDOLIZINONE
CAS:149952-74-9
Formula: C8H11NO4
67238
MW: 185.18

[2-(5-METHYL-1H-PYRAZOL-3-YL-KN2)PYRIDINATO-KN](ETA3-2-PROPENYL)PALLADIUM TETRAFLUOROBORATE
CAS:215323-63-0
Formula: C12H12BF4N3Pd
66019
MW: 391.47

Group : Heterocyclic Compounds

[2R-(2ALPHA,5ALPHA,10ABETA,10BALPHA)]-[OCTAHYDRO-10B-HYDROXY-2-(1-METHYLETHYL)-5-(2-METHYLPROPYL)-3,6-DIOXO-8H-OXAZOLO[3,2-ALPHA]PYRROLO[2,1-C]PYRAZIN-2-YL]-CARBAMIC ACID
CAS:24177-09-1
Formula: C24H33N3O6
66513
MW: 459.54

Group : Heterocyclic Compounds

[2S-[2ALPHA,3 BETA,4 BETA(1E,3E,5S)]]-4-(6-METHOXY-1,5-DIMETHYL-6-OXO-1,3-HEXADIENYL)-3-(2-METHOXY-2-OXOETHYL)-1,2-PYRROLIDINEDICARBOXYLIC ACID 1-(1,1-DIMETHYLETHYL) 2-METHYL ESTER
CAS:81658-40-4
Formula: C23H35NO8
96793
MW: 453.53

Group : Heterocyclic Compounds

[4-[2-[[(3-ETHYL-2,5-DIHYDRO-4-METHYL-2-OXO-1H-PYRROL-1-YL) CARBONYL]AMINO]ETHYL]PHENYL]SULFONYL]CARBAMIC ACID ETHYL ESTER
CAS:318515-70-7
Formula: C19H25N3O6S
10058
MW: 423.48
N-[[4-[2-[[(3-Ethyl-2,5-dihydro-4-methyl-2-oxo-1H-pyrrol-1-yl)carbonyl]amino]ethyl]phenyl]sulfonyl]carbamic Acid Ethyl Ester,4-[2-[(3-Ethyl-4-methyl-2-oxo -3-pyrrolin-1-yl)carboxamido]ethyl]phenyl]sulfonyl]carbamic Acid Ethyl Ester

Group : Heterocyclic Compounds

[4-[2-[[(3-ETHYL-D5-2,5-DIHYDRO-4-METHYL-2-OXO-1H-PYRROL-1-YL) CARBONYL]AMINO]ETHYL]PHENYL]SULFONYL]CARBAMIC ACID ETHYL ESTER
Formula: C19H20D5N3O6S
D10059
MW: 428.51
N-[[4-[2-[[(3-Ethyl-d5-2,5-dihydro-4-methyl-2-oxo-1H-pyrrol-1-yl)carbonyl]amino]ethyl]phenyl]sulfonyl]carbamic Acid Ethyl Ester,4-[2-[(3-Ethy-d5l-4-methyl-2-oxo -3-pyrrolin-1-yl)carboxamido]ethyl]phenyl]sulfonyl]carbamic Acid Ethyl Ester

Group : Heterocyclic Compounds

[6R-(6ALPHA,7BETA)]-7-(BENZOYLAMINO)-3-METHYL-8-OXO-5-THIA-1-AZABICYCLO[4.2.0]OCT-2-ENE-2-CARBOXYLIC ACID 5-OXIDE
CAS:71542-79-5
Formula: C15H14N2O5S
63100
MW: 334.35

Group : Heterocyclic Compounds

[6S-(6ALPHA,7BETA,7AALPHA)]-7,7A-DIHYDRO-7-HYDROXY-6-METHOXY-4H-FURO[3,2-C]PYRAN-2(6H)-ONE
CAS:131149-15-0
Formula: C8H10O5
64415
MW: 186.16

Group : Heterocyclic Compounds

[N(Z)]-N-(3,5-DIMETHYL-2(3H)-THIAZOLYLIDENE)-4-HYDROXY-2-METHYL-2H-1,2-BENZOTHIAZINE-3-CARBOXAMIDE 1,1-DIOXIDE
CAS:1262333-25-4
Formula: C15H15N3O4S2
64595
MW: 365.43

[N(Z)]-N-(3,5-DIMETHYL-2(3H)-THIAZOLYLIDENE)-4-HYDROXY-2-METHYL-2H-1,2-BENZOTHIAZINE-3-CARBOXAMIDE 1,1-DIOXIDE-D3
Formula: C15H12D3N3O4S2
D64596
MW: 368.45

1, 2, 3, 3A, 4, 8B- HEXAHYDRO- 4- (4- METHYLPHENYL) -CYCLOPENT[B] INDOLE
CAS:273220-33-0
Formula: C18H19N
65228
MW: 249.35

Group : Heterocyclic Compounds

1, 2, 3, 3A, 4, 8B- HEXAHYDROCYCLOPENT[B] INDOLE
CAS:80278-94-0
Formula: C11H13N
65229
MW: 159.23

Group : Heterocyclic Compounds

1, 2, 3, 4- TETRAHYDROCYCLOPENT[B] INDOLE
CAS:2047-91-8
Formula: C11H11N
67192
MW: 157.21

Group : Heterocyclic Compounds

1, 4, 7, 10- TETRAAZABICYCLO[8.2. 2] TETRADECAN- 11- ONE
CAS:220182-11-6
Formula: C10H20N4O
67163
MW: 212.29

Group : Heterocyclic Compounds

1,1-(ETHYLENEDIOXY) -3-BROMOPROPANE
CAS:18742-02-4
Formula: C5H9BrO2
64788
MW: 181.03

Group : Heterocyclic Compounds

1,1-CYCLOPENTANEDIACETIC ANHYDRIDE
CAS:5662-95-3
Formula: C9H12O3
63894
MW: 168.19

Group : Heterocyclic Compounds

1,1-DIMETHYLCYCLOPENTANE-D3
Formula: C7H11D3
D64494
MW: 101.2

Group : Heterocyclic Compounds

1,1�-[(1-METHYLETHYL)IMINO]BIS[3-(1H-INDOL-4-YLOXY)-2-PROPANOL
CAS:130115-65-0
Formula: C25H31N3O4
28410
MW: 437.53
1,1�-[(1-Methylethyl)imino]bis[3-(1H-indol-4-yloxy)propan-2-ol, Pindolol Imp. C (EP),

Group : Heterocyclic Compounds

1,1�-[(1-METHYLETHYL)IMINO]BIS[3-(1H-INDOL-4-YLOXY)-2-PROPANOL-D7
Formula: C25H24D7N3O4
D28411
MW: 444.57
1,1�-[(1-Methylethyl-d7)imino]bis-3-(1H-indol-4-yloxy)propan-2-ol, Pindolol Labeled Impurity

Group : Heterocyclic Compounds

1,1�-[(5E)-5-METHYL-7-OXO-5-UNDECENE-1,11-DIYL] BIS[THEOBROMINE]
CAS:874747-30-5
Formula: C26H34N8O5
28113
MW: 538.6
3,7-Dihydro-3,7-dimethyl-1-[(5E)-5-methyl-7-oxo-11-(2,3,6,7-tetrahydro-3,7-dimethyl-2,6-dioxo-1H-purin-1-yl)-5-undecen-1-yl]-1H-purine-2,6-dione, 1,1�-[(5E)-5-Methyl-7-oxo-5-undecene-1,11-diyl]bis[3,7-dihydro-3,7-dimethyl-1H-purine-2,6-dione

Group : Heterocyclic Compounds

1,1�-CARBONYLDIIMIDAZOLE, >90%
CAS:530-62-1
Formula: C7H6N4O
21783
MW: 162.15
Di-1H-imidazol-1-yl-methanone, 1,1�-Carbonylbisimidazole, Bis(imidazol-1-yl) Ketone, Bis(imidazol-1-yl)methanone, Diimidazol-1-yl Ketone, N,N-Carbonyldiimidazole, N,N�-Carbonylbis(imidazole), N,N�-Carbonyldiimidazole, NSC 67203, CDI

Group : Heterocyclic Compounds

1,1�-METHYLENE BIS[THEOBROMINE]
CAS:77196-87-3
Formula: C15H16N8O4
28357
MW: 372.34
1,1�-Methylenebis[3,7-dihydro-3,7-dimethyl-1H-purine-2,6-dione

Group : Heterocyclic Compounds

1,2,2,6,6-PENTAMETHYL-4-PIPERIDINOL
CAS:2403-89-6
Formula: C10H21NO
66664
MW: 171.28

Group : Heterocyclic Compounds

1,2,3,4-TETRAHYDRO-6-HYDROXYISOQUINOLINE-3-CARBOXYLIC ACID
CAS:76824-99-2
Formula: C10H11NO3
16039
MW: 193.2

Group : Heterocyclic Compounds

1,2,3,4-TETRAHYDRO-BETA-CARBOLINE
CAS:16502-01-5
Formula: C11H12N2
31187
MW: 172.23
1,2,3,4-Tetrahydro-9H-pyrido[3,4-b]indole, 1,2,3,4-Tetrahydronorharman, Noreleagnine, Tetrahydronorharman, THBC, Tryptoline

Group : Heterocyclic Compounds

1,2,3,4-TETRAHYDRO-BETA-CARBOLINE-13C,D2
Formula: C1013CH10D2N2
CD31188
MW: 175.23
1,2,3,4-Tetrahydro-9H-pyrido[3,4-b]indole-13C,d2, 1,2,3,4-Tetrahydronorharman-13C,d2, Noreleagnine-13C,d2, Tetrahydronorharman-13C,d2, THBC-13C,d2, Tryptoline-13C,d2

Group : Heterocyclic Compounds

1,2,3,4-TETRAHYDROPYRAZINE
Formula: C4H8N2
84759
MW: 84.12

Group : Heterocyclic Compounds

1,2,3,9-TETRAHYDRO-4H-CARBAZOL-4-ONE
CAS:15128-52-6
Formula: C12H11NO
13717
MW: 185.22
1,2,3,4-Tetrahydro-4-oxocarbazole,1,2,3,4-Tetrahydrocarbazol-4-one,1,2-Dihydro-4(3H)-carbazolone,2,3-Dihydrocarbazol-4(1H)-one,4-Oxo-1,2,3,4-tetrahydrocarbazole

Group : Heterocyclic Compounds

1,2,4-TRIAZOLE SODIUM SALT
CAS:41253-21-8
Formula: C2H2N3Na
67344
MW: 91.05

Group : Heterocyclic Compounds

1,2,4-TRIAZOLE-D3
CAS:43088-92-2
Formula: C2H3D3N3
D2613
MW: 72.08
1H-1,2,4-Triazole-d3,Pyrrodiazole-d3

Group : Heterocyclic Compounds

1,2,5-TRIMETHYL-1H-PYRROLE-3-CARBOXYLIC ACID
CAS:175276-50-3
Formula: C8H11NO2
67399
MW: 153.18

Group : Heterocyclic Compounds

1,2-BIS(CARBOXYMETHYLBENZYL) PIPERIDINE
Formula: C23H27NO4
85861
MW: 381.48

Group : Heterocyclic Compounds

1,2-DEHYDRO-3-OXO ROCURONIUM BROMIDE
CAS:1190105-67-9
Formula: C32H49BrN2O4
64016
MW: 605.65

Group : Heterocyclic Compounds

1,2-DIHYDRO-1-[2-[(TETRAHYDRO-2H-PYRAN-2-YL)OXY]ETHYL]-5H-TETRAZOLE-5-THIONE
CAS:88570-74-5
Formula: C8H14N4O2S
64399
MW: 230.29

Group : Heterocyclic Compounds

1,2-DIHYDRO-1-[2-[(TETRAHYDRO-2H-PYRAN-2-YL)OXY]ETHYL]-5H-TETRAZOLE-5-THIONE-D4
Formula: C8H10D4N4O2S
D64400
MW: 234.31

1,2-DIHYDRO-4,6-DIMETHYL-2-THIOXO-3-PYRIDINECARBOXAMIDE
CAS:79927-21-2
Formula: C8H10N2OS
64383
MW: 182.24

Group : Heterocyclic Compounds

1,2-DIMETHYLPIPERAZINE
CAS:25057-77-6
Formula: C6H14N2
24642
MW: 114.19
1,2-Dimethyl-piperazine

Group : Heterocyclic Compounds

1,2-DIPHENYL-4-[2-(PHENYLSULFINYL)ETHYL]PYRAZOLIDINE-3,5-DIONE
CAS:57-96-5
Formula: C23H20N2O3S
16085
MW: 404.48

Group : Heterocyclic Compounds

1,2-EPOXY-5-HEXENE
CAS:10353-53-4
Formula: C6H10O
64750
MW: 98.14

1,2-ISONICOTINYL HYDRAZINE
Formula: C12H10N4O2
85756
MW: 242.24

1,23-BIS(MALEIMIDO)HEPTAETHYLENEGLYCOL
CAS:960257-46-9
Formula: C24H36N2O11
20960
MW: 528.55
1,1�-(3,6,9,12,15,18,21-Heptaoxatricosane-1,23-diyl)bis-1H-pyrrole-2,5-dione

Group : Heterocyclic Compounds

1,3,2-DIOXATHIANE 2,2-DIOXIDE
CAS:1073-05-8
Formula: C3H6O4S
64623
MW: 138.14

Group : Heterocyclic Compounds

1,3,2-DIOXATHIOLANE 2,2-DIOXIDE
CAS:1072-53-3
Formula: C2H4O4S
64631
MW: 124.12

Group : Heterocyclic Compounds

1,3,4,6,7,11B-HEXAHYDRO-1-ISOBUTYL-9,10-DIMETHOXY-2H-BENZO[A]QUINOLIZIN-2-ONE
CAS:99672-64-7
Formula: C19H27NO3
65234
MW: 317.42

1,3,4,6,7,11B-HEXAHYDRO-1-ISOBUTYL-9,10-DIMETHOXY-2H-BENZO[A]QUINOLIZIN-2-ONE-D7
Formula: C19H20D7NO3
D65235
MW: 324.47

Group : Heterocyclic Compounds

1,3,7,9-XANTHINIUM PERCHLORATE
CAS:17749-99-4
Formula: C9H13ClN4O6
100115
MW: 308.68
3,7-Dihydro-1,3,7,9-tetramethyl-2,6-dioxo-1H-purinium Perchlorate; 1,3,7,9-Tetramethyl-2,6-dioxo-2,3,6,9-tetrahydro-1H-purin-7-ium Perchlorate; 1,2,3,6-Tetrahydro-1,3,7,9-tetramethyl-2,6-dioxopurinium Perchlorate

Group : Heterocyclic Compounds

1,3-BENZODIOXOLE-5-CARBONITRILE
Formula: C8H5NO2
63089
MW: 147.13

Group : Heterocyclic Compounds

1,3-DI(PYRIDIN-4-YL)UREA
CAS:39642-87-0
Formula: C11H10N4O
81095
MW: 214.23

Group : Heterocyclic Compounds

1,3-DIHYDRO-2H-BENZIMIDAZOLE-2-THIONE
CAS:583-39-1
Formula: C7H6N2S
15916
MW: 150.2

1,3-DIHYDROXYACETONE DIMER
CAS:26776-70-5
Formula: C6H12O6
64414
MW: 180.16

Group : Heterocyclic Compounds

1,3-DIISOPROPYL-1H-IMIDAZOLIUM HYDROXIDE
CAS:137836-88-5
Formula: C9H18N2O
64464
MW: 170.25

Group : Heterocyclic Compounds

1,3-DIMETHYL-1H-PYRAZOL-5(4H)-ONE
CAS:2749-59-
Formula: C5H8N2
15739
MW: 112.13

Group : Heterocyclic Compounds

1,3-DIMETHYL-2-IMIDAZOLIDONE
CAS:80-73-9
Formula: C5H10N2O
64550
MW: 114.15

Group : Heterocyclic Compounds

1,3-DIMETHYL-5-PYRAZOLONE
CAS:2749-59-9
Formula: C5H8N2O
24656
MW: 112.13
2,4-Dihydro-2,5-dimethyl-3H-pyrazol-3-one, 1,3-Dimethyl-5-pyrazolinone, NSC 304

Group : Heterocyclic Compounds

1,3-DIMETHYLPYRAZOLE
CAS:694-48-4
Formula: C5H8N2
24655
MW: 96.13
2,5-Dimethylpyrazole, NSC 190569

Group : Heterocyclic Compounds

1,3-DIMETHYLURIC ACID
CAS:944-73-0
Formula: C7H8N4O3
64602
MW: 196.16

Group : Heterocyclic Compounds

1,3-DIOXANE-13C4
Formula: 13C4H8O2
C64608
MW: 92.08

1,3-DIOXOLAN-2-ONE
CAS:96-49-1
Formula: C3H4O3
64622
MW: 88.06

Group : Heterocyclic Compounds

1,3-DIOXOLANE (STABILIZED WITH BHT)
CAS:646-06-0
Formula: C3H6O2
64624
MW: 74.08

Group : Heterocyclic Compounds

1,3-OXAZOLIDINE
CAS:504-76-7
Formula: C3H7NO
84028
MW: 73.1

Group : Heterocyclic Compounds

1,3-PROPANESULTONE
CAS:1120-71-4
Formula: C3H6O3S
13177
MW: 122.14
3-Hydroxy-1-propanesulfonic Acid ?-Sultone,2,2-Dioxide 1,2-Oxathiolane,1,3-Trimethylene Sultone,3-Hydroxy-1-propanesulfonic Acid Sultone,NSC 42386,Propyl Sultone

Group : Heterocyclic Compounds

1,3-PROPYLENE-D6 THIOUREA
CAS:1219802-05-7
D535
MW: 122.22

Group : Heterocyclic Compounds

1,4,5,6-TETRAHYDROPYRIMIDINE
CAS:1606-49-1
Formula: C4H8N2
13744
MW: 84.12
NSC 72087

Group : Heterocyclic Compounds

1,4,7,10-TETRAAZA-1,4,7-TRIS-(CARBOXYMETHYL) -11-OXO-BICYCLO[8.2.2]TETRADECANIUM HALIDE SALT
Formula: [C16H27N4O7] base molecule
67159
MW: 387.41

Group : Heterocyclic Compounds

1,4,8,11-TETRAAZACYCLOTETRADECANE
CAS:295-37-4
Formula: C10H24N4
67161
MW: 200.32

Group : Heterocyclic Compounds

1,4,8,11-tetraazacyclotetradecane Hexa(trifluoroacetate)
CAS:295-37-4
Formula: C16H21F9N4O3
31138
MW: 488.35
1,1�,1��-(1,4,8,11-Tetraazacyclotetradecane-1,4,8-triyl)tris[2,2,2-trifluoro-ethanone, 1,4,8-Tris(trifluoroacetyl)-1,4,8,11-tetraazacyclotetradecane

Group : Heterocyclic Compounds

1,4,8,11-TETRAAZACYCLOTETRADECANE HEXA(TRIFLUOROACETIC ACID SALT)
Formula: C16H21F9N4O3
67162
MW: 488.35

Group : Heterocyclic Compounds

1,4-BENZODIOXANE
CAS:493-09-4
Formula: C8H8O2
15657
MW: 136.15

Group : Heterocyclic Compounds

1,4-BIS(TERT-BOC)PIPERAZINE-D8
Formula: C14H18D8N2O4
D20881
MW: 294.42
1,4-Bis(tert-butoxycarbonyl)piperazine-d8, 1,4-(Piperazine-d8)dicarboxylic Acid 1,4-Bis(1,1-dimethylethyl)ester

Group : Heterocyclic Compounds

1,4-BUTANE SULTONE
CAS:1633-83-6
Formula: C4H8O3S
63370
MW: 136.17

Group : Heterocyclic Compounds

1,4-CYCLOHEXANEDIONE MONO(2,2-DIMETHYLTRIMETHYLENE KETAL)
CAS:69225-59-8
Formula: C11H18O3
22663
MW: 198.26
3,3-Dimethyl-1,5-dioxaspiro[5.5]undecan-9-one

Group : Heterocyclic Compounds

1,4-CYCLOHEXANEDIONE MONOETHYLENE ACETAL
CAS:4746-97-8
Formula: C8H12O3
63842
MW: 156.18

Group : Heterocyclic Compounds

1,4-DINITROSOPIPERAZINE
CAS:140-79-4
Formula: C4H8N4O2
24695
MW: 144.13
N,N�-Dinitrosopiperazine, NSC 339, DNP

1,4-DINITROSOPIPERAZINE-D8
CAS:69340-07-4
Formula: C4D8N4O2
D24696
MW: 152.18
N,N�-Dinitrosopiperazine-d8, NSC 339-d8, DNP-d8

Group : Heterocyclic Compounds

1,4-DIOXA-7-THIASPIRO[4.4]NONANE
CAS:176-35-2
Formula: C6H10O2S
64614
MW: 146.21

Group : Heterocyclic Compounds

1,4-DIOXA-8-AZASPIRO[4.5]DECANE-8-CARBOXYLIC ACID 1,1-DIMETHYLETHYL ESTER
CAS:123387-51-9
Formula: C12H21NO4
64607
MW: 243.3

Group : Heterocyclic Compounds

1,4-DIOXANE-13C4
Formula: 13C4H8O2
C64609
MW: 92.08

Group : Heterocyclic Compounds

1,4-DIOXASPIRO[4.5]DECANE-8-CARBOXYLIC ACID ETHYL ESTER
CAS:1489-97-0
Formula: C11H18O4
64617
MW: 214.26

Group : Heterocyclic Compounds

1,4-DITHIANE-2,5-DIOL
CAS:40018-26-6
Formula: C4H8O2S2
64648
MW: 152.24

Group : Heterocyclic Compounds

1,4-PIPERIDINEDICARBOXYLIC ACID 1-ETHYL ESTER
CAS:118133-15-6
Formula: C9H15NO4
66749
MW: 201.22

Group : Heterocyclic Compounds

1,4�-BIPIPERIDINE-2,2,3,3,4,4,5,5,6,6-D10
CAS:718613-20-8
Formula: C10H10D10N2
D20842
MW: 178.34
4-(1-Piperidino)piperidine-d10

Group : Heterocyclic Compounds

1,4��-BIPIPERIDINE-2,2,3,3,4,4,5,5,6,6-D10
CAS:718613-20-8
Formula: C10H10D10N2
D63174
MW: 178.34

Group : Heterocyclic Compounds

1,5-ANHYDRO-2,3,4-TRIDEOXY-2-[[(1,1-DIMETHYLETHOXY) CARBONYL]AMINO]-D-ERYTHROHEXITOL
CAS:603130-12-7
Formula: C11H21NO4
62979
MW: 231.29

Group : Heterocyclic Compounds

1,5-ANHYDRO-2,3-DIDEOXY-6-O-[(1,1-DIMETHYLETHYL)DIMETHYLSILYL]-D-ERYTHRO-HEX-2-ENITOL
CAS:132375-36-1
Formula: C12H24O3Si
62965
MW: 244.4

Group : Heterocyclic Compounds

1,5-ANHYDRO-2,3-DIDEOXY-D-ERYTHRO-HEX-2-ENITOL 4,6-DIACETATE
CAS:92131-91-4
Formula: C10H14O5
62968
MW: 214.22

Group : Heterocyclic Compounds

1,5-DITHIASPIRO[5.5]UNDECANE-9-CARBOXYLIC ACID ETHYL ESTER
CAS:101455-39-4
Formula: C12H20O2S2
64649
MW: 260.42

Group : Heterocyclic Compounds

1,7-DIBROMO-4,5-EPOXY-14-HYDROXY-3-METHOXY-17-METHYLMORPHINAN-6-ONE
Formula: C18H19Br2NO4
64249
MW: 473.16

Group : Heterocyclic Compounds

1,7-DIMETHYLURIC ACID
CAS:33868-03-0
Formula: C7H8N4O3
9705
MW: 196.16
7,9-Dihydro-1,7-dimethyl-1H-purine-2,6,8(3H)-trione

1,7-DIMETHYLURIC ACID-D3
CAS:1189713-08-3
Formula: C7H5D3N4O3
D9706
MW: 199.18
7,9-Dihydro-1-(methyl-d3)-7-methyl-1H-purine-2,6,8(3H)-trione

Group : Heterocyclic Compounds

1,8-CINEOL
CAS:470-82-6
Formula: C10H18O
63751
MW: 154.24

Group : Heterocyclic Compounds

1,8-CINEOL-D3
CAS:1216822-66-0
Formula: C10H15D3O
D8500
MW: 157.27
1,3,3-Trimethyl-2-oxabicyclo[2.2.2]octane-d3,1,8-Cineole-d3,1,8-Epoxy -p-menthane-d3,2-Oxa-1,3,3-trimethylbicyclo[2.2.2]octane-d3,Cajeputol-d3,Cineol-d3,Cineole-d3,Eucalyptol-d3,Eucalyptole-d3,Eucapur-d3

Group : Heterocyclic Compounds

1- CYCLOPENTYLPIPERAZINE
CAS:21043-40-3
Formula: C9H18N2
63881
MW: 154.25

1-(1,4-BENZODIOXAN-2-YLCARBONYL) PIPERAZINE-D8
Formula: C13H8D8N2O3
D7074
MW: 256.33
(2,3-Dihydro-1,4-benzodioxin-2-yl)-1-piperazinyl-d8-methanone,1-[(2,3-Dihydro-1,4-benzodioxin-2-yl)carbonyl]-piperazine-d8

Group : Heterocyclic Compounds

1-(1-CHLORO-5-ISOQUINOLINESULFONYL)HOMOPIPERAZINE
CAS:105628-70-4
Formula: C14H16ClN3O2S
22156
MW: 325.81
1-[(1-Chloro-5-isoquinolinyl)sulfonyl]hexahydro-1H-1,4-diazepine

Group : Heterocyclic Compounds

1-(1-METHYL-1H-IMIDAZOL-2-YL)-1H-PYRAZOLE
CAS:1339140-30-5
Formula: C7H8N4
66099
MW: 148.17

Group : Heterocyclic Compounds

1-(1-NAPHTHYL)PYRROLIDINE
CAS:82238-92-4
Formula: C14H15N
15710
MW: 197.28

Group : Heterocyclic Compounds

1-(1H-PYRROL-2-YL)-2-PROPANONE
CAS:125281-94-9
Formula: C7H9NO
30598
MW: 123.15

Group : Heterocyclic Compounds

1-(2,4-DICHLOROPHENYL)-2-(1H-IMIDAZOL-1-YL)ETHANOL
CAS:24155-42-8
Formula: C11H10Cl2N2O
15985
MW: 257.12

Group : Heterocyclic Compounds

1-(2-AMINOPYRIMIDIN-4-YL)-2-BROMOETHANONE
CAS:106157-91-9
Formula: C6H6BrN3O
15650
MW: 216.04

Group : Heterocyclic Compounds

1-(2-BROMOETHYL)-4-ETHYL-1,4-DIHYDRO-5H-TETRAZOL-5-ONE
CAS:84501-67-7
Formula: C5H9BrN4O
21282
MW: 221.06

1-(2-CHLORO-4-PYRIDINYL)ETHANONE
CAS:23794-15-2
Formula: C7H6ClNO
63720
MW: 155.58

Group : Heterocyclic Compounds

1-(2-CHLORO-ETHYL)-1,3-DIHYDRO-BENZOIMIDAZOL-2-ONE
CAS:52548-84-2
Formula: C9H9ClN2O
15590
MW: 196.63

Group : Heterocyclic Compounds

1-(2-CHLOROETHYL)-2-IMIDAZOLIDINONE
CAS:2387-20-4
Formula: C5H9ClN2O
22107
MW: 148.59
1-(2-Chloroethyl)imidazolidine-2-one, N-(2-Chloroethyl)imidazolidinone, N-(beta-Chloroethyl)-N,N�-ethyleneurea, NSC 76791

Group : Heterocyclic Compounds

1-(2-CHLOROETHYL)PYRROLIDINE HCL
CAS:7250-67-1
Formula: C6H13Cl2N
63618
MW: 170.08

1-(2-CHLOROETHYL)TETRAHYDRO-1H,5H-[1,3,2]DIAZAPHOSPHOLO[2,1-BETA][1,3,2]OXAZAPHOSPHORINE 9-OXIDE
CAS:64724-10-3
Formula: C7H14ClN2O2P
63619
MW: 224.63

Group : Heterocyclic Compounds

1-(2-CYANOPHENYL)-4-PIPERIDINECARBOXYLIC ACID ETHYL ESTER
CAS:357670-16-7
Formula: C15H18N2O2
63825
MW: 258.32

Group : Heterocyclic Compounds

1-(2-HYDROXYETHYL) -2-IMIDAZOLIDINETHIONE
CAS:932-49-0
Formula: C5H10N2OS
65362
MW: 146.21

Group : Heterocyclic Compounds

1-(2-HYDROXYETHYL) -2-IMIDAZOLIDINETHIONE-D4
Formula: C5H6D4N2OS
D65363
MW: 150.24

Group : Heterocyclic Compounds

1-(2-METHYLPROPYL)-4-PIPERIDONE
CAS:72544-16-2
Formula: C9H17NO
66187
MW: 155.24

1-(2-PYRIDYL)PIPERAZINE
CAS:34803-66-2
Formula: C9H13N3
66869
MW: 163.22

Group : Heterocyclic Compounds

1-(3,3-DIMETHYL-1,2-DIOXOPENTYL) -L-PROLINE 3-(3-PYRIDINYL)PROPYL ESTER
CAS:186452-09-5
Formula: C20H28N2O4
64525
MW: 360.45

Group : Heterocyclic Compounds

1-(3-BROMOPROPYL)THEOBROMINE
Formula: C10H13BrN4O2
21410
MW: 301.14
1-(3-Bromopropyl)-3,7-dihydro-3,7-dimethyl-1H-purine-2,6-dione

Group : Heterocyclic Compounds

1-(3-CARBOXY-2-PYRIDYL) -4-METHYL-2-PHENYLPIPERAZINE
CAS:61338-13-4
Formula: C17H19N3O2
63494
MW: 297.35

Group : Heterocyclic Compounds

1-(3-CARBOXYPROPYL) -3,7-DIMETHYL XANTHINE-D6
Formula: C11H8D6N4O4
D21842
MW: 272.29
2,3,6,7-Tetrahydro-3,7-(dimethyl-d6)-2,6-dioxo-1H-purine-1-butanoic Acid, 3,6-Dihydro-3,7-(dimethyl-d6)-2,6-dioxopurine-1(2H)-butyric Acid, 1-(3-Carboxypropyl)theobromine-d6, 1-(3�-Carboxypropyl)-3,7-(dimethyl-d6)xanthine, 3,7-(Dimethyl-d6)-1-(3-carboxy

1-(3-CARBOXYPROPYL) -3,7-DIMETHYLXANTHINE
Formula: C11H14N4O4
8118
MW: 266.25
4-(3,7-Dimethyl-2,6-dioxo-2,3,6,7-tetrahydro-purin-1-yl)-butryic Acid

Group : Heterocyclic Compounds

1-(3-CHLOROPROPYL)-4-METHYLPIPERAZINE
CAS:104-16-5
Formula: C8H17ClN2
22313
MW: 176.69
1-Chloro-3-(4-methyl-1-piperazinyl)propane, 1-Methyl-4-(3-chloropropyl)piperazine, 3-(4-Methylpiperazino)propyl Chloride, N-(3-Chloropropyl)-N�-methylpiperazine

Group : Heterocyclic Compounds

1-(3-CHLOROPROPYL)-4-METHYLPIPERAZINE DIHCL
CAS:2031-23-4
Formula: C8H19Cl3N2
63696
MW: 249.61

Group : Heterocyclic Compounds

1-(3-CYANO-2-PYRIDYL)-4-METHYL-2-PHENYLPIPERAZINE
CAS:61337-88-0
Formula: C17H18N4
63828
MW: 278.35

1-(3-CYANO-2-PYRIDYL)-4-METHYL-2-PHENYLPIPERAZINE-D4
Formula: C17H14D4N4
D63829
MW: 282.38

1-(3-HYDROXYBUTAN-2-YL) -4-(4-(4-(4-HYDROXYPHENYL)PIPERAZIN-1-YL)PHENYL)-1H-1,2,4-TRIAZOL-5(4H)-ONE
CAS:125272-25-5
Formula: C22H27N5O3
65517
MW: 409.48

Group : Heterocyclic Compounds

1-(4,5-DIHYDRO-2-THIAZOLYL)-3-AZETIDINETHIOL HCL
CAS:179337-57-6
Formula: C6H11ClN2S2
64442
MW: 210.75

Group : Heterocyclic Compounds

1-(4-CHLOROMETHYL-2-THIAZOYL)GUANIDINE HCL SALT
CAS:69014-12-6
Formula: C5H8Cl2N4S
8381
MW: 227.11

Group : Heterocyclic Compounds

1-(4-CHLOROMETHYL-2-THIAZOYL)GUANIDINE-13C3 HCL SALT
Formula: C213C3H8Cl2N4S
C68703
MW: 230.09

Group : Heterocyclic Compounds

1-(4-CHLOROPHENYL)-1,2-DIHYDRO-3H-PYRAZOL-3-ONE
CAS:76205-19-1
Formula: C9H7ClN2O
63691
MW: 194.62

1-(4-FLUOROPHENYL)-1,3,8-TRIAZASPIRO[4.5]DECAN-4-ONE
CAS:58012-16-1
Formula: C13H16FN3O
64988
MW: 249.28

Group : Heterocyclic Compounds

1-(4-HYDROXYPIPERIDIN-1-YL) ETHAN-1-ONE
CAS:4045-22-1
Formula: C7H13NO2
33821
MW: 143.18362
1-(4-hydroxypiperidin-1-yl)ethanone,1-Acetyl-4-hydroxy-piperidine,1-ACETYLPIPERIDIN-4-OL,1-(4-hydroxy-1-piperidinyl)-Ethanone

Group : Heterocyclic Compounds

1-(4-PIPERIDINYL)ETHANONE
CAS:30818-11-2
Formula: C7H13NO
66754
MW: 127.18

Group : Heterocyclic Compounds

1-(5-ISOQUINOLINESULFONYL)PIPERAZINE HCL
CAS:141543-63-7
Formula: C13H16ClN3O2S
27421
MW: 313.8
1-(5-Isoquinolinylsulfonyl)piperazine Monohydrochloride, HA-100 HCl

1-(5-KETOHEXYL) -3-METHYL XANTHINE
CAS:38975-46-1
Formula: C12H16N4O3
27494
MW: 264.28
3,9-Dihydro-3-methyl-1-(5-oxohexyl)-1H-purine-2,6-dione, 3,7-Dihydro-3-methyl-1-(5-oxohexyl)-1H-purine-2,6-dione

Group : Heterocyclic Compounds

1-(5-METHYLPYRIDIN-2-YL)-1H-BENZO[D][1,2,3]TRIAZOLE-D3
Formula: C12H7D3N4
D66130
MW: 213.25

Group : Heterocyclic Compounds

1-(6-BROMOPYRIDIN-3-YL)ETHANONE
CAS:139042-59-4
Formula: C7H6BrNO
16146
MW: 200.03
5-Acetyl-2-bromopyridine

Group : Heterocyclic Compounds

1-(6-CHLORO-9H-CARBAZOL-2-YL)ETHANONE (CARPROFEN IMPURITY)
CAS:92841-22-0
Formula: C14H10ClNO
8271
MW: 243.69

Group : Heterocyclic Compounds

1-(6-NITROBENZOTRIAZOL-1-YL)HEXANE-1-THIONE
CAS:866251-89-0
Formula: C12H14N4O2S
29252
MW: 278.33
1-(6-Nitro-1H-benzotriazol-1-yl)-1-hexanethione, 6-Nitro-1-(1-thioxohexyl)- 1H-benzotriazole

Group : Heterocyclic Compounds

1-(CHLOROACETYL)-2-(TRIFLUOROACETYL)HYDRAZINE
CAS:762240-99-3
Formula: C4H4ClF3N2O2
8240
MW: 204.53
2,2,2-Trifluoroacetic acid 2-(2-chloroacetyl)hydrazide

Group : Heterocyclic Compounds

1-(CYCLOHEXYLMETHYL) -1H-INDOLE-3-CARBOXYLIC ACID METHYL ESTER
CAS:858515-82-9
Formula: C17H21NO2
63486
MW: 271.35

Group : Heterocyclic Compounds

1-(ETHYL-3-CARBOXYPROPYL) -3,7-DIMETHYLXANTHINE
Formula: C13H18N4O4
10021
MW: 294.31

Group : Heterocyclic Compounds

1-(METHOXYCARBONYL) PIPERAZINE
CAS:50606-31-0
Formula: C6H12N2O2
65936
MW: 144.17

Group : Heterocyclic Compounds

1-(METHYL)-4-NITRO-3-(2,2,3,3,3-D5-PROPYL)-1H-PYRAZOLE-5-CARBOXYLIC ACID
CAS:1175992-94-5
Formula: C8H6D5N3O4
D97219
MW: 218.22

Group : Heterocyclic Compounds

1-(METHYL-D3)-4-NITRO-3-PROPYL-1H-PYRAZOLE-5-CARBOXYLIC ACID
CAS:526203-29-2
Formula: C8H8D3N3O4
D97218
MW: 216.21

Group : Heterocyclic Compounds

1-(N,N-DIMETHYLSULFAMOYL)-1H-IMIDAZOLE
CAS:78162-58-0
Formula: C5H9N3O2S
64593
MW: 175.21

1-(N,N-DIMETHYLSULFAMOYL)-1H-IMIDAZOLE-15N2
Formula: C5H9N15N2O2S
N64594
MW: 177.2

Group : Heterocyclic Compounds

1-[(1,1-DIMETHYLETHYL)DIMETHYLSILYL]-1H-1,2,4-TRIAZOLE
CAS:73844-84-5
Formula: C8H17N3Si
64483
MW: 183.33

Group : Heterocyclic Compounds

1-[[(2E)-3-PHENYL-2-PROPEN-1-YL]OXY]NAPHTHALENE
CAS:1091626-77-5
Formula: C19H16O
66703
MW: 260.33

Group : Heterocyclic Compounds

1-[2-(2-HYDROXYETHOXY) ETHYL]PIPERAZINE N1-OXIDE
Formula: C8H18N2O3
N26452
MW: 190.24

Group : Heterocyclic Compounds

1-[2-(AMINOMETHYL)PHENYL]-4-PIPERIDINEMETHANOL
CAS:220060-79-7
Formula: C13H20N2O
62907
MW: 220.31

1-[2-(ETHYLTHIO)ETHYL]-2-METHYL-4-NITRO-1H-IMIDAZOLE
CAS:13230-19-8
Formula: C8H13N3O2S
64933
MW: 215.27

Group : Heterocyclic Compounds

1-[2-[(TERT-BUTYLDIPHENYLSILYL)OXY]ETHYL]PIPERAZINE
CAS:887583-71-3
Formula: C22H32N2OSi
63403
MW: 368.59

Group : Heterocyclic Compounds

1-[3-(2-CHLOROTHIOXANTHEN-9-YLIDENE) PROPYL]PIPERAZINE SUCCINATE
CAS:1105-85-7
Formula: C24H27ClN2O4S
63725
MW: 475

Group : Heterocyclic Compounds

1-ACETOACETYL-2,2,5,5-TETRAMETHYL-3-PYRROLINE-3-CARBOXAMIDE
Formula: C13H20N2O3
62787
MW: 252.31

Group : Heterocyclic Compounds

1-ACETOXY-3-(ACETOXYMETHOXY) CARBONYL-2,2,5,5-TETRAMETHYLPYRROLIDINE
CAS:439858-40-9
Formula: C14H23NO6
19003
MW: 301.34
1-(Acetyloxy)-2,2,5,5-tetramethyl-3-pyrrolidinecarboxylic Acid (Acetyloxy)methyl Ester, DACPy

Group : Heterocyclic Compounds

1-ACETOXY-4-METHOXYCARBONYL-2,2,6,6-TETRAMETHYLPIPERIDINE
CAS:439858-37-4
Formula: C13H23NO4
19031
MW: 257.33
1-(Acetyloxy)-2,2,6,6-tetramethyl-4-piperidinecarboxylic Acid Methyl Ester, AMCPe

Group : Heterocyclic Compounds

1-ACETYL-2,2,5,5-TETRAMETHYL-3-PYRROLINE-3-CARBOXAMIDE
CAS:887352-22-9
Formula: C11H18N2O2
19308
MW: 210.27
1-Acetyl-2,5-dihydro-2,2,5,5-tetramethyl-1H-pyrrole-3-carboxamide

Group : Heterocyclic Compounds

1-ACETYL-2,2,5,5-TETRAMETHYL-3-PYRROLINE-3-METHANOL
CAS:244641-21-2
Formula: C11H19NO2
19310
MW: 197.27
1-Acetyl-2,5-dihydro-2,2,5,5-tetramethyl-1H-pyrrole-3-methanol, 1-[2,5-Dihydro-3-(hydroxymethyl)-2,2,5,5-tetramethyl-1H-pyrrol-1-yl]ethanone

Group : Heterocyclic Compounds

1-ACETYL-3-PIPERIDINONE
CAS:34456-78-5
Formula: C7H11NO2
62762
MW: 141.17

Group : Heterocyclic Compounds

1-ACETYL-4-[4-(METHOXYMETHOXY) PHENYL]PIPERAZINE
Formula: C14H20N2O3
19213
MW: 264.32
1-[4-[4-methoxymethyl-4-hydroxyphenyl]-1-piperazinyl]ethanone

Group : Heterocyclic Compounds

1-ACETYL-4-CYANOPIPERIDINE
CAS:25503-91-7
Formula: C8H12N2O
19134
MW: 152.19
1-Acetyl-4-piperidinecarbonitrile, 1-Acetyl-isonipecotonitrile

Group : Heterocyclic Compounds

1-AMINO-4-CYCLOPENTYLPIPERAZINE
CAS:61379-64-4
Formula: C9H19N3
19596
MW: 169.27
4-Cyclopentyl-1-piperazinamine

Group : Heterocyclic Compounds

1-AMINO-5-HYDROXYHYDANTONIN
CAS:42839-65-6
Formula: C3H5N3O3
62896
MW: 131.09

Group : Heterocyclic Compounds

1-BENZYL 4-[6-(5-CHLOROPYRIDIN-2-YL)-7-OXO-6,7-DIHYDRO-5H-PYRROLO[3,4-BETA]PYRAZIN-5-YL]PIPERAZINE-1,4-DICARBOXYLATE
CAS:1076198-91-8
Formula: C24H21ClN6O5
20426
MW: 508.91
1,4-Piperazinedicarboxylic acid 1-[6-(5-chloro-2-pyridinyl)-6,7-dihydro-7-oxo-5H-pyrrolo[3,4-b]pyrazin-5-yl] 4-(phenylmethyl) ester

Group : Heterocyclic Compounds

1-BENZYL-2,3-DIOXOPIPERAZINE
CAS:63352-56-7
Formula: C11H12N2O2
63123
MW: 204.23

Group : Heterocyclic Compounds

1-BENZYL-3-AMINOPYRROLIDINE
CAS:18471-40-4
Formula: C11H16N2
33054
MW: 176.26

Group : Heterocyclic Compounds

1-BENZYL-4-BUTYLPIPERIDINE HCL
Formula: C16H26ClN
63436
MW: 267.84

Group : Heterocyclic Compounds

1-BENZYL-4-ETHYLPIPERAZINE-2,3-DIONE-D5
Formula: C13H11D5N2O2
D63124
MW: 237.31

Group : Heterocyclic Compounds

1-BOC-3-AMINOAZETIDINE
CAS:193269-78-2
Formula: C8H16N2O2
21035
MW: 172.22
3-Amino-1-azetidinecarboxylic Acid 1,1-Dimethylethyl Ester,tert-Butyl 3-Amino-1-azetidinecarboxylate, 1,1-Dimethylethyl 3-Aminoazetidine-1-carboxylate, 1-(tert-Butoxycarbonyl)-3-aminoazetidine,tert-Butyl 3-aminoazetidine-1-carboxylate

Group : Heterocyclic Compounds

1-BROMOACETYL-3,5-DIMETHYLPYRAZOLE
CAS:83612-48-0
Formula: C7H9BrN2O
15693
MW: 217.06

Group : Heterocyclic Compounds

1-BUTYLIMIDAZOLE
CAS:4316-42-1
Formula: C7H12N2
21649
MW: 124.18
1-Butyl-1H-imidazole, Butylimidazole, N-Butyl-1H-imidazole, N-Butylimidazole, NSC 158165

Group : Heterocyclic Compounds

1-CHLORO-5-ISOQUINOLINESULFONIC ACID
CAS:105627-80-3
Formula: C9H6ClNO3S
8348
MW: 243.67
1-Chloro-5-isoquinoline sulfonic acid

Group : Heterocyclic Compounds

1-CYCLOHEXYL-2-(FURAN-3-YL)-1H-BENZO[D]IMIDAZOLE-5-CARBOXYLIC ACID
Formula: C18H18N2O3
15853
MW: 310.35

1-CYCLOPROPYL-2-(2-(2-CYCLOPROPYL-1-(2-FLUOROPHENYL)-2-OXOETHOXY)-6,7-DIHYDROTHIENO[3,2-C]PYRIDIN-5(4H)-YL)-2-(2-FLUOROPHENYL)ETHANONE
Formula: C29H27F2NO3S
63860
MW: 507.59

1-CYCLOPROPYL-2-(2-FLUOROPHENYL)-2-((4,5,6,7-TETRAHYDROTHIENO[3,2-C]PYRIDIN-2-YL)OXY)ETHANONE
Formula: C18H18FNO2S
63863
MW: 331.4

Group : Heterocyclic Compounds

1-CYCLOPROPYL-3-(((DIFLUOROBORYL)OXY)CARBONYL)-6-FLUORO-8-METHOXY-7-((4-METHOXYBENZYL)AMINO)QUINOLIN-4(1H)-ONE
Formula: C22H20BF3N2O5
63888
MW: 460.21

Group : Heterocyclic Compounds

1-CYCLOPROPYL-6-FLUORO-1,4-DIHYDRO-4-OXO-1,8-NAPHTHYRIDINE-3-CARBOXYLIC ACID
CAS:137118-01-5
Formula: C12H9FN2O3
63873
MW: 248.21

Group : Heterocyclic Compounds

1-CYCLOPROPYL-6-FLUORO-8-METHOXY-7-((4-METHOXYBENZYL) AMINO)-4-OXO-1,4-DIHYDROQUINOLINE-3-CARBOXYLIC ACID
Formula: C22H21FN2O5
63887
MW: 412.41

Group : Heterocyclic Compounds

1-DESMETHYL GRANISETRON (GRANISETRON IMPURITY B)
CAS:107007-95-4
Formula: C17H22N4O
23455
MW: 298.38
endo-N-(9-Methyl-9-azabicyclo[3.3.1]non-3-yl)-1H-indazole-3-carboxamide,Granisetron Impurity B

Group : Heterocyclic Compounds

1-ETHYL-2,3-DIOXOPIPERAZINE
CAS:59702-31-7
Formula: C6H10N2O2
25245
MW: 142.16
1-Ethyl-2,3-piperazinedione, N-Ethylpiperazine-2,3-dione, T 1982C

Group : Heterocyclic Compounds

1-ETHYL-2,3-DIOXOPIPERAZINE-D5
Formula: C6H5D5N2O2
D64861
MW: 147.19

Group : Heterocyclic Compounds

1-ETHYL-2-PIPERAZINONE
CAS:59702-08-8
Formula: C6H12N2O
64917
MW: 128.17

Group : Heterocyclic Compounds

1-ETHYL-3-BROMOADAMANTANE
CAS:878-61-5
Formula: C12H19Br
64844
MW: 243.18

1-ETHYL-3-HYDROXY-2-METHYL-4-PYRIDINONE
CAS:30652-12-1
Formula: C8H11NO2
25281
MW: 153.18
1-Ethyl-3-hydroxy-2-methyl-4(1H)-pyridinone, 1-Ethyl-2-methyl-3-hydroxy-4-pyridone, CP 21

Group : Heterocyclic Compounds

1-ETHYL-5-HYDROXY-2-PYRROLIDINONE
CAS:72954-65-5
Formula: C6H11NO2
64879
MW: 129.16

Group : Heterocyclic Compounds

1-ETHYL-5-HYDROXY-2-PYRROLIDINONE-D5
CAS:1370698-99-9
Formula: C6H6D5NO2
D64880
MW: 134.19

Group : Heterocyclic Compounds

1-ETHYLTETRAZOLINONE
CAS:69048-98-2
Formula: C3H6N4O
25369
MW: 114.11
1-Ethyl-1,2-dihydro-5H-tetrazol-5-one, 1-Ethyl-1H-tetrazol-5-ol

Group : Heterocyclic Compounds

1-HYDROXY TACRINE
CAS:124027-47-0
Formula: C13H14N2O
87126
MW: 214.27

Group : Heterocyclic Compounds

1-HYDROXY-7-AZABENZOTRIAZOLE
CAS:39968-33-7
Formula: C5H4N4O
65286
MW: 136.11

Group : Heterocyclic Compounds

1-HYDROXYBENZOTRIAZOLE HYDRATE
CAS:123333-53-9
Formula: C6H7N3O2
10722
MW: 153.14
HOBt Hydrate,Benzotriazol-1-ol Hydrate,1-Hydroxy-1H-benzotriazole Hydrate,1-Oxy-benztriazol Hydrate

Group : Heterocyclic Compounds

1-HYDROXYPIPERIDINE-2,6-DIONE
CAS:17195-27-6
Formula: C23H32O5D2
84585
MW: 394.51

Group : Heterocyclic Compounds

1-ISOPROPYL ETODOLAC
CAS:849630-65-5
Formula: C18H23NO3
65682
MW: 301.38

Group : Heterocyclic Compounds

1-ISOPROPYL ETODOLAC-D6
Formula: C18H17D6NO3
D65683
MW: 307.42

Group : Heterocyclic Compounds

1-METHYL-1,2,3-TRIAZOLE
CAS:16681-65-5
Formula: C3H5N3
66245
MW: 83.09

Group : Heterocyclic Compounds

1-METHYL-1,2,4-TRIAZOLE
CAS:6086-21-1
Formula: C3H5N3
12259
MW: 83.09
1-Methyl-1H-1,2,4-triazole,1-Methyltriazole

Group : Heterocyclic Compounds

1-METHYL-12-THIOXOPYRIDO[1,2,3,4]IMIDAZOLE-[1,2-ALPHA]BENZIMIDAZOLE-2(12H)-ONE
Formula: C14H9N3OS
28775
MW: 267.31

1-METHYL-1H-IMIDAZOL-2-OL
CAS:39799-77-4
Formula: C4H6N2O
66098
MW: 98.1
1,3-Dihydro-1-methyl-2H-imidazol-2-one; 1-Methyl-1H-imidazol-2-yl Alcohol; 1-Methyl-2-imidazolone; 1-Methyl-4-imidazolin-2-one; 1-Methylimidazolin-2(3H)-one; 1-Methyl-4-imidazolin-2-one;,1-methyl-1,3-dihydro-2H-imidazol-2-one

Group : Heterocyclic Compounds

1-METHYL-1H-PYRAZOLE-5-CARBOXYLIC ACID
CAS:16034-46-1
Formula: C5H6N2O2
16136
MW: 126.11

Group : Heterocyclic Compounds

1-METHYL-2-(METHYLTHIO)IMIDAZOLE
CAS:14486-52-3
Formula: C5H8N2S
66249
MW: 128.2

Group : Heterocyclic Compounds

1-METHYL-2-PYRROLIDINONE-13C3
Formula: C213C3H9NO
C66177
MW: 102.11

Group : Heterocyclic Compounds

1-METHYL-2-PYRROLIDINONE-D3
CAS:933-86-8
Formula: C5H6D3NO
D28701
MW: 102.15
1-Methyl-5-pyrrolidinone-d3, 1-Methylazacyclopentan-2-one-d3, 1-Methylpyrrolidone-d3, AgsolEx 1-d3, M-Pyrol-d3, Microposit 2001-d3, N 0131-d3, N-Methyl-2-ketopyrrolidine-d3, N-Methyl-?-butyrolactam-d3, N-Methylbutyrolactam-d3, N-Methylpyrrolidone-d3

Group : Heterocyclic Compounds

1-METHYL-2-PYRROLIDINONE-D9
CAS:185964-60-7
Formula: C5D9NO
D97307
MW: 108.19
1-Methyl-5-pyrrolidinone-d9; 1-Methylpyrrolidone-d9; N-Methyl-2-ketopyrrolidine-d9; NMP-d9; N-methyl-2-pyrrolidone-d9

Group : Heterocyclic Compounds

1-METHYL-2-PYRROLIDONE-D6
Formula: C5H3D6NO
D97309
MW: 105.17
1-Methylpyrrolidone-d6; N-Methyl-2-ketopyrrolidine-d6; NMP-d6; N-methyl-2-pyrrolidone-d6

Group : Heterocyclic Compounds

1-METHYL-3-PROPYL-1H-PYRAZOLE-5-CARBOXYLIC ACID ETHYL ESTER
CAS:133261-07-1
Formula: C10H16N2O2
66131
MW: 196.25

Group : Heterocyclic Compounds

1-METHYL-3-PYRROLIDINOL
CAS:13220-33-2
Formula: C5H11NO
12178
MW: 101.15
1-Methyl-3-hydroxypyrrolidine,3-Hydroxy-1-methylpyrrolidine,3-Hydroxy-N-methylpyrrolidine,N-Methyl-3-hydroxypyrrolidine,N-Methyl-3-pyrrolidinol,NSC 89279

Group : Heterocyclic Compounds

1-METHYL-4-HYDROXYPIPERIDINE-D4
CAS:1189499-82-8
Formula: C6H9D4NO
D28482
MW: 119.2
1-Methyl-4-piperidinol-d4, 4-Hydroxy-1-methylpiperidine-d4, 4-Hydroxy-N-methylpiperidine-d4, N-Methyl-4-hydroxypiperidine-d4, N-Methyl-4-piperidinol-d4, NSC 60705-d4

Group : Heterocyclic Compounds

1-METHYL-4-NITRO-1H-IMIDAZOLE-5-CARBOXYLIC ACID
CAS:54828-05-6
Formula: C5H5N3O4
12114
MW: 171.11
1-Methyl-4-nitro-5-imidazolecarboxylic Acid,NSC 270854

Group : Heterocyclic Compounds

1-METHYL-4-NITRO-3-PROPYLPYRAZOLE-5-CARBOXAMIDE
CAS:139756-01-7
Formula: C8H12N4O3
66127
MW: 212.21

1-METHYL-4-NITRO-5-PROPYL-1H-PYRAZOLE-3-CARBOXAMIDE
CAS:247583-72-8
Formula: C8H12N4O3
28546
MW: 212.21

1-METHYL-4-NITRO-5-PROPYL-1H-PYRAZOLE-3-CARBOXYLIC ACID
CAS:247583-71-7
Formula: C8H11N3O4
28545
MW: 213.19

1-METHYL-4-PIPERIDINEACETALDEHYDE
CAS:10333-64-9
Formula: C8H15NO
66202
MW: 141.21

Group : Heterocyclic Compounds

1-METHYL-4-PIPERIDONE
CAS:1445-73-4
Formula: C6H11NO
28673
MW: 113.16
N-Methyl-4-piperidone, 1-Methyl-4-oxopiperidine, NSC 66491

Group : Heterocyclic Compounds

1-METHYL-4-PIPERIDONE-2,2,6,6-D4
CAS:1189723-14-5
Formula: C6H7D4NO
D28674
MW: 117.18
N-Methyl-4-piperidone-d4, 1-Methyl-4-oxopiperidine-d4, NSC 66491-d4

Group : Heterocyclic Compounds

1-METHYL-5-NITRO-1H-INDOLE
CAS:29906-67-0
Formula: C9H8N2O2
66132
MW: 176.17

Group : Heterocyclic Compounds

1-METHYL-5-NITRO-1H-INDOLE-D3
Formula: C9H5D3N2O2
D66133
MW: 179.19

Group : Heterocyclic Compounds

1-METHYL-5-NITROIMIDAZOLE
CAS:3034-42-2
Formula: C4H5N3O2
28615
MW: 127.1
1-Methyl-5-nitro-1H-imidazole

Group : Heterocyclic Compounds

1-METHYL-5-PROPYL-1H-PYRAZOLE-3-CARBOXYLIC ACID
CAS:247583-70-6
Formula: C8H12N2O2
28559
MW: 168.19

Group : Heterocyclic Compounds

1-METHYL-D3-2-(4-METHYLBENZOYL)PYRROLE
Formula: C13H10D3NO
D28540
MW: 202.27
1-Methyl-d3-2-p-methylbenzoyl Pyrrole, 1-Methyl-d3-2-p-toluoylpyrrole,(4-methylphenyl)(1-methyl-d3-1H-pyrrol-2-yl)methanone, (1-Methyl-d3-1H-pyrrol-2-yl)(4-methylphenyl)methanone

Group : Heterocyclic Compounds

1-METHYL-D3-4-PIPERIDONE
Formula: C6H8D3NO
D66215
MW: 116.18

Group : Heterocyclic Compounds

1-METHYL-D3-IMIDAZOLE
CAS:16650-76-3
Formula: C4H3D3N2
D11997
MW: 85.12
1-(Methyl-d3)-1H-imidazole,N-Trideuteromethylimidazole,N-Methyl-d3-imidazole

Group : Heterocyclic Compounds

1-METHYL-D3-INDAZOLE-3-CARBOXYLIC ACID (GRANISETRON IMPURITY D)
Formula: C9H5D3N2O2
D66103
MW: 179.19

Group : Heterocyclic Compounds

1-METHYLAZEPAN-4-ONE
CAS:1859-33-2
Formula: C7H13NO
66016
MW: 127.18

Group : Heterocyclic Compounds

1-METHYLCYCLOHEXANECARBOXYLIC ACID-D10 METHYL ESTER
Formula: C9H6D10O2
D66033
MW: 166.28

1-METHYLIMIDAZOLE
CAS:616-47-7
Formula: C4H6N2
11996
MW: 82.1
1-Methyl-1H-imidazole,Araldite DY 070,DY 070,N-Methylimidazole,N1-Methylimidazole,NSC 88064

Group : Heterocyclic Compounds

1-METHYLISOQUINOLINE
CAS:1721-93-3
Formula: C10H9N
15740
MW: 143.19

Group : Heterocyclic Compounds

1-METHYLPIPERAZINE
CAS:109-01-3
Formula: C5H12N2
66186
MW: 100.16

Group : Heterocyclic Compounds

1-METHYLPIPERAZINE DIHCL
CAS:34352-59-5
Formula: C5H14Cl2N2
66185
MW: 173.08

Group : Heterocyclic Compounds

1-METHYLPIPERIDINE
CAS:626-67-5
Formula: C6H13N
66212
MW: 99.17

Group : Heterocyclic Compounds

1-METHYLPIPERIDINE-2-ETHANOL
CAS:533-15-3
Formula: C8H17NO
28569
MW: 143.23
2-(2-Hydroxyethyl)-1-methylpiperidine, 1-Methyl-2-piperidineethanol, NSC 75616

Group : Heterocyclic Compounds

1-METHYLPIPERIDINE-2-ETHANOL-D3
Formula: C8H14D3NO
D28570
MW: 146.25
2-(2-Hydroxyethyl)-1-methylpiperidine-d3, 1-Methyl-2-piperidineethanol-d3, NSC 75616-d3

Group : Heterocyclic Compounds

1-METHYLURIC ACID-D3
Formula: C6H3D3N4O3
D12321
MW: 185.16
7,9-Dihydro-1-methyl-d3-1H-purine-2,6,8(3H)-trione,1-Methyl-d3-uric Acid

1-METHYLXANTHINE-13C4,15N3
CAS:6136-37-4
CN18008
MW:

1-METHYLXANTHINE-13C4,D3
CAS:6136-37-4
CD18009
MW:

Group : Heterocyclic Compounds

1-METHYLXANTHINE-D3
D3519
MW: 169.16
3,7-Dihydro-1-(methyl-D3)-1H-purine-2,6-dione

Group : Heterocyclic Compounds

1-NITROPIPERAZINE
CAS:42499-41-2
Formula: C4H9N3O2
66419
MW: 131.13

Group : Heterocyclic Compounds

1-NITROPIPERAZINE-D8
Formula: C4HD8N3O2
D66420
MW: 139.18

Group : Heterocyclic Compounds

1-OXIRANYL-1,2-ETHANEDIOL DIACETATE
Formula: C8H12O5
29781
MW: 188.18

Group : Heterocyclic Compounds

1-OXYL-2,2,5,5,-TETRAMETHYL-3-VINYL- _X0006_3-PYRROLINE
CAS:105843-07-0
Formula: C10H16NO
66616
MW: 166.24

Group : Heterocyclic Compounds

1-PHENYL-1,3,8-TRIAZASPIRO[4.5]DECAN-4-ONE
CAS:1021-25-6
Formula: C13H17N3O
66709
MW: 231.29

Group : Heterocyclic Compounds

1-PHENYLPIPERIDIN-4-ONE
CAS:19125-34-9
Formula: C11H13NO
66704
MW: 175.23

Group : Heterocyclic Compounds

1-PIVALOYL-1H-IMIDAZOL
CAS:4195-19-1
Formula: C8H12N2O
13129
MW: 152.2
1-(2,2-Dimethyl-propionyl)-1H-imidazole

Group : Heterocyclic Compounds

1-PROPYL ETODOLAC
CAS:57816-83-8
Formula: C18H23NO3
66823
MW: 301.38

1-PROPYL ETODOLAC-D5
Formula: C18H18D5NO3
D66824
MW: 306.41

Group : Heterocyclic Compounds

1-TOSYL-(3S)-HYDROXY PYRROLIDINE
CAS:133034-00-1
Formula: C11H15NO3S
79458
MW: 241.31

Group : Heterocyclic Compounds

1-TOSYL-(3S)-TOSYLOXY PYRROLIDINE
Formula: C18H21NO5S2
79459
MW: 395.5

Group : Heterocyclic Compounds

1-VINYL-2-PYRROLIDINONE
CAS:88-12-0
Formula: C6H9NO
67479
MW: 111.14

Group : Heterocyclic Compounds

1�-BENZYL-1,4�-BIPIPERIDINE-4�-CARBONITRILE
CAS:84254-97-7
Formula: C18H25N3
20405
MW: 283.41
1�-(Phenylmethyl)-[1,4�-bipiperidine]-4�-carbonitrile

Group : Heterocyclic Compounds

1�-BENZYL-1,4�-BIPIPERIDINE-4�-CARBONITRILE-D10
Formula: C18H15D10N3
D20406
MW: 293.47
1�-(Phenylmethyl)-[1,4�-bipiperidine]-4�-carbonitrile-d10

Group : Heterocyclic Compounds

1�-HYDROXY N-TRITYL MEDETOMIDINE
CAS:176721-03-2
Formula: C32H30N2O
27050
MW: 458.59
alpha-(2,3-Dimethylphenyl)-alpha-methyl-1-(triphenylmethyl)-1H-imidazole-4-methanol

Group : Heterocyclic Compounds

10,11-DIHYDRO-10-HYDROXY CARBAMAZEPINE-D3
CAS:1189917-36-9
Formula: C15H11D3N2O2
D64375
MW: 257.3

Group : Heterocyclic Compounds

10-TRANS-ATORVASTATIN(ATORVASTATIN,IMPURITY,AT10) ((3S,5R)-ATORVASTATIN SODIUM SALT)
Formula: C33H34FN2NaO5
63034
MW: 580.62

10H-PYRIDO[3,2-BETA][1,4]BENZOTHIAZINE
CAS:261-96-1
Formula: C11H8N2S
66863
MW: 200.26

Group : Heterocyclic Compounds

11-DEHYDRO THROMBOXANE B2-D4
CAS:1240398-15-5
Formula: C20H28D4O6
D92371
MW: 372.49
(5Z)-7-[(2R,3S,4S)-Tetrahydro-4-hydroxy-2-[(1E,3S)-3-hydroxy-1-octen-1-yl]-6-oxo-2H-pyran-3-yl]-5-heptenoic Acid-d4; 11-Dehydro-TXB2-d4; 11-keto-Thromboxane B2-d4; (5Z,9α,13E,15S)-9,15-Dihydroxy-11-oxo-thromboxa-5,13-dien-1-oic Acid-d4; [2R-[2α(1E,3S*),3 beta(Z),4 beta]]-7-[Tetrahydro-4-hydroxy-2-(3-hydroxy-1-octenyl)-6-oxo-2H-pyran-3-y

Group : Heterocyclic Compounds

11-DEHYDROTHROMBOXANE B2
CAS:67910-12-7
Formula: C20H32O6
22981
MW: 368.46
(5Z)-7-[(2R,3S,4S)-Tetrahydro-4-hydroxy-2-[(1E,3S)-3-hydroxy-1-octen-1-yl]-6-oxo-2H-pyran-3-yl]-5-heptenoic Acid, 11-Dehydro-TXB2, 11-keto-Thromboxane B2, (5Z,9alpha,13E,15S)-9,15-Dihydroxy-11-oxo-thromboxa-5,13-dien-1-oic Acid, [2R-[2alpha(1E,3S*),3b

Group : Heterocyclic Compounds

13-OXO-1,4,7,10-TETRAAZABICYCLO[8.2.1]TRIDECANE-4,7-DIACETIC ACID
CAS:229312-33-8
Formula: C13H22N4O5
67160
MW: 314.34

Group : Heterocyclic Compounds

13-OXO-1,4,7,10-TETRAAZABICYCLO[8.2.1]TRIDECANE-4,7-DIACETIC ACID DIMETHYL ESTER
Formula: C15H26N4O5
66610
MW: 342.39

Group : Heterocyclic Compounds

14-O-[(1-AMINO-2-METHYLPROPAN-2-YL)THIOACETYL]MUTILIN
CAS:133787-61-8
Formula: C26H43NO4S
62908
MW: 465.69

Group : Heterocyclic Compounds

17-DESACETYL ROCURONIUM
CAS:119302-86-2
Formula: C30H51BrN2O3
23245
MW: 567.64
1-[(2beta,3alpha,5alpha,16beta,17beta)-3,17-Dihydroxy-2-(4-morpholinyl)androstan-16-yl]-1-(2-propenyl)pyrrolidinium Bromide, Org 9943

Group : Heterocyclic Compounds

17-DESACETYL ROCURONIUM BROMIDE
CAS:119302-86-2
Formula: C30H51BrN2O3
64100
MW: 567.64

Group : Heterocyclic Compounds

17ALPHA-DES-(2-HYDROXYACETYL) BUDESONIDE 17ALPHA-CARBOXYLIC ACID
CAS:192057-49-1
Formula: C24H32O6
64138
MW: 416.51

Group : Heterocyclic Compounds

17ALPHA-DES-(2-HYDROXYACETYL) BUDESONIDE 17ALPHA-CARBOXYLIC ACID-D8
Formula: C24H24D8O6
D64139
MW: 424.56

Group : Heterocyclic Compounds

1H-1,2,3-Triazole-5-carboxylic Acid Ethyl Ester
CAS:40594-98-7
Formula: C5H7N3O2
67343
MW: 141.13

Group : Heterocyclic Compounds

1H-BENZIMIDAZOLE-5-ETHANAMINE
CAS:110925-53-6
Formula: C9H11N3
15736
MW: 61.2

1H-BENZOTRIAZOLE-4,5,6,7-D4
CAS:1185072-03-0
D32674
MW: 123.15

1H-INDOLE-D5-3-ACETAMIDE
CAS:1204700-53-7
Formula: C10H5D5N2O
D65599
MW: 179.23

Group : Heterocyclic Compounds

2(3H)-BENZOFURANONE
CAS:553-86-6
Formula: C8H6O2
63093
MW: 134.13

Group : Heterocyclic Compounds

2,2,2-TRICHLORO-1-(4-IODO-1H-PYRROL-2-YL)ETHANONE
CAS:72652-33-6
Formula: C6H3Cl3INO
67358
MW: 338.36

Group : Heterocyclic Compounds

2,2,2-TRICHLOROETHOXYSULFURYL IMIDAZOLE
CAS:903587-98-4
Formula: C5H5Cl3N2O3S
13950
MW: 279.53
H-Imidazole-1-sulfonic acid 2,2,2-trichloroethyl ester

2,2,2-TRICHLOROETHOXYSULFURYL-N-METHYLIMIDAZOLIUM TRIFLATE
CAS:903587-97-3
Formula: C7H8Cl3F3N2O6S2
13951
MW: 443.63
1-Methyl-3-[(2,2,2-trichloroethoxy)sulfonyl]-1H-imidazolium 1,1,1-trifluoromethanesulfonate

Group : Heterocyclic Compounds

2,2,4-TRIMETHYL-6(2H)-QUINOLINONE 1-OXIDE
CAS:72107-10-9
Formula: C12H13NO2
67393
MW: 203.24

Group : Heterocyclic Compounds

2,2,5,5-TETRAMETHYL-2,5-DIHYDRO-1H-PYRROLO-3-ACETIC ACID
CAS:76194-00-8
Formula: C9H15NO2
31280
MW: 169.22
2,2,5,5-Tetramethyl-3-pyrrolin-1-ium-3-carboxylate

Group : Heterocyclic Compounds

2,2,5-TRIMETHYL-1,3-DIOXANE-4,6-DIONE
CAS:3709-18-0
Formula: C7H10O4
67397
MW: 158.15

Group : Heterocyclic Compounds

2,2,5-TRIMETHYL-1,3-DIOXANE-5-CARBOXYLIC ACID
CAS:16837-14-2
Formula: C8H14O4
14057
MW: 174.19
2,2,5-Trimethyl-m-dioxane-5-carboxylic acid

Group : Heterocyclic Compounds

2,2,5-TRIMETHYL-1,3-DIOXANE-5-CARBOXYLIC ACID ETHENYL ESTER
CAS:865860-80-6
Formula: C10H16O4
14058
MW: 200.23
2,2,5-Trimethyl-5-vinylcarbonyl-1,3-dioxane

Group : Heterocyclic Compounds

2,2,5-TRIMETHYL-1,3-DIOXANE-5-CARBOXYLIC ACID METHYL ESTER-D3
Formula: C9H13D3O4
D31771
MW: 191.24
2,2,5-Trimethyl-m-dioxane-5-carboxylic Acid Methyl Ester-d3

Group : Heterocyclic Compounds

2,2,5-TRIMETHYL-1,3-DIOXANE-5-CARBOXYLIC ACID VINYL ESTER-D3
Formula: C10H13D3O4
D31770
MW: 203.25
2,2,5-Trimethyl-5-vinylcarbonyl-1,3-dioxane-d3

Group : Heterocyclic Compounds

2,2,5-TRIMETHYL-1,3-DIOXANE-5-CARBOXYLIC ACID-D3
Formula: C8H11D3O4
D31769
MW: 177.21
2,2,5-Trimethyl-m-dioxane-5-carboxylic Acid-d3

Group : Heterocyclic Compounds

2,2,6,6-TETRAMETHYL-4-PIPERIDINETHIOL HCL
Formula: C9H20ClNS
67251
MW: 209.78

2,2,6,6-TETRAMETHYL-4-PIPERIDINETHIOL-D5 HCL
Formula: C9H15D5ClNS
D67252
MW: 214.81

Group : Heterocyclic Compounds

2,2,6,6-TETRAMETHYL-4-PIPERIDINONE
CAS:826-36-8
Formula: C9H17NO
67253
MW: 155.24

Group : Heterocyclic Compounds

2,2,6,6-TETRAMETHYLPIPERIDINE-4-CARBOXYLIC ACID HCL SALT
CAS:54996-07-5
Formula: C10H20ClNO2
31287
MW: 221.72

Group : Heterocyclic Compounds

2,2,6,6-TETRAMETHYLPIPERIDINE-D18-1-OXYL
CAS:205679-68-1
D14585
MW: 174.36

Group : Heterocyclic Compounds

2,2,6,6-TETRAMETHYLPIPERIDINE-N-OXYL-4-AMINO-4-CARBOXYLIC ACID
CAS:15871-57-5
Formula: C10H19N2O3
67250
MW: 215.27

2,2,6-TRIMETHYL-4H-1,3-DIOXIN-4-ONE
CAS:5394-63-8
Formula: C7H10O3
67394
MW: 142.15

Group : Heterocyclic Compounds

2,2-DIFLUORO-1,3-BENZODIOXOLE
CAS:1583-59-1
Formula: C7H4F2O2
64335
MW: 158.1

Group : Heterocyclic Compounds

2,2-DIFLUORO-3-HYDROXY-(3-PYRIDYL)PROPIONIC ACID
Formula: C8H7F2NO3
9424
MW: 203.14

Group : Heterocyclic Compounds

2,2-DIFLUORO-3-HYDROXY-(3-PYRIDYL)PROPIONYL AMIDE
Formula: C8H8F2N2O2
9425
MW: 202.16

2,2-DIMETHOXY-N-METHYLETHANAMINE
CAS:122-07-6
Formula: C5H13NO2
64504
MW: 119.16

2,2-DIMETHYL-1,3-DIOXANE-5,5-DICARBOXYLIC ACID DIMETHYL ESTER
CAS:111934-93-1
Formula: C10H16O6
64516
MW: 232.23

Group : Heterocyclic Compounds

2,2-DIMETHYL-1,3-DIOXANE-5-CARBOXYLIC ACID METHYL ESTER
CAS:155818-14-7
Formula: C8H14O4
64515
MW: 174.19

Group : Heterocyclic Compounds

2,2-DIMETHYL-1,3-DIOXOLAN-4-ONE
CAS:4158-86-5
Formula: C5H8O3
9641
MW: 116.12
(1-Hydroxy-1-methylethoxy)acetic Acid ?-Lactone

Group : Heterocyclic Compounds

2,2-DIMETHYL-1,3-DIOXOLANE-13C3-4-METHANOL
Formula: C313C3H12O3
C64518
MW: 135.14

Group : Heterocyclic Compounds

2,2-DIMETHYL-1,3-DIOXOLANE-13C3-4-METHANOL DIBENZYL PHOSPHATE
Formula: C1713C3H25O6P
C64522
MW: 395.36

2,2-DIMETHYL-1,3-DIOXOLANE-4-METHANOL 4-METHANESULFONATE-D5
Formula: C7H9D5O5S
D24486
MW: 215.28
(2,2-Dimethyl-1,3-dioxolan-4-yl)methyl Methanesulfonate-d5, (beta)-1,2-O-Isopropylidenepropane-1,2,3-triol 3-Mesylate-d5, DL-1-Methanesulfonylisopropylideneglycerol-d5, Solketal Mesylate-d5

Group : Heterocyclic Compounds

2,2-DIMETHYL-1,3-DIOXOLANE-4-METHANOL DIBENZYL PHOSPHATE
CAS:13879-76-0
Formula: C20H25O6P
64521
MW: 392.38

Group : Heterocyclic Compounds

2,2�-BISTETRAZOLE-1,1�-BISPHENYL (LOSARTAN IMPURITY )
Formula: C14H10N8
21010
MW: 290.28

Group : Heterocyclic Compounds

2,2�-DITHIOBIS(THIAZOLE)
CAS:20362-54-3
Formula: C6H4N2S4
24809
MW: 232.37
2-Thiazolyl Disulfide, Bis(2-thiazolyl)disulfide, Di(2-thiazolyl) Disulfide, NSC 617651

Group : Heterocyclic Compounds

2,2�-ETHYLENEBIS[2-METHYL-1,3-DIOXOLANE]
CAS:944-26-3
Formula: C10H18O4
25106
MW: 202.25
2,5-Hexanedione Cyclic Bis(1,2-ethanediyl acetal), NSC 250348

Group : Heterocyclic Compounds

2,2��,2��,2��-[[4-[(2-HYDROXYETHYL) AMINO]-8-(1-PIPERIDINYL)PYRIMIDO[5,4-D]PYRIMIDINE-2,6-DIYL]DINITRILO]TETRAKISETHANOL(DIPYRIDAMOLE IMPURITY)
CAS:60286-30-8
Formula: C21H36N8O5
65359
MW: 480.56

Group : Heterocyclic Compounds

2,2��-[4-(2-METHYLPROPOXY) -1,3-PHENYLENE]BIS[4-METHYL-5-THIAZOLECARBOXYLIC ACID 5,5��-DIMETHYL ESTER
CAS:1330632-47-7
Formula: C22H24N2O5S2
66199
MW: 460.57

Group : Heterocyclic Compounds

2,3,4,5-TETRAHYDRO-7-NITRO-1,4-BENZOXAPINE
CAS:216008-29-6
Formula: C9H10N2O3
67220
MW: 194.19

2,3,4-TRI-O-TRIMETHYLSILYLEPILINCOMYCIN
Formula: C27H58N2O6SSi3
67402
MW: 623.08

2,3,5,6-TETRAMETHYL-PYRAZOLO[1,2-ALPHA]PYRAZOLE-1,7-DIONE
CAS:68654-22-8
Formula: C10H12N2O2
13764
MW: 192.21
2,3,7,8-Tetramethyl-1,5-diaza-bicyclo(3.3.0)octa-2,7-dien-4,6-dione

Group : Heterocyclic Compounds

2,3-DEHYDRO KETOCONAZOLE
CAS:254912-63-5
Formula: C26H26Cl2N4O4
22950
MW: 529.42
rel-1-[4-[4-[[(2R,4S)-2-(2,4-Dichlorophenyl)-2-(1H-imidazol-1-ylmethyl)-1,3-dioxolan-4-yl]methoxy]phenyl]-3,4-dihydro-1(2H)-pyrazinyl]ethanone, rel-1-Acetyl-4-[4-[[(2R,4S)-2-(2,4-dichlorophenyl)-2-(1H-imidazol-1-ylmethyl)-1,3-dioxolan-4-yl]methoxy]phenyl]

Group : Heterocyclic Compounds

2,3-DIBROMOTHIOPHENE
CAS:3140-93-0
Formula: C4H2Br2S
23739
MW: 241.93
NSC 99003

Group : Heterocyclic Compounds

2,3-DIHYDRO-1,4-BENZODIOXIN-2-CARBOXYLIC ACID
CAS:3663-80-7
Formula: C9H8O4
15918
MW: 180.16

Group : Heterocyclic Compounds

2,3-DIHYDRO-4H-1-BENZOPYRAN-4-ONE
CAS:491-37-2
Formula: C8H8O2
64364
MW: 148.16

Group : Heterocyclic Compounds

2,3-DIHYDRO-5-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL) -1H-INDOLE-1-CARBOXYLIC ACID TERT-BUTYL ESTER
CAS:837392-67-3
Formula: C19H28BNO4
64396
MW: 345.24

Group : Heterocyclic Compounds

2,3-DIHYDROFURAN
CAS:1191-99-7
Formula: C4H6O
64344
MW: 70.09

Group : Heterocyclic Compounds

2,3-DIMETHYL-5-VINYLPYRAZINE
CAS:160818-30-4
Formula: C8H10N2
84761
MW: 134.18

Group : Heterocyclic Compounds

2,3-DIMETHYLMALEIC ANHYDRIDE
CAS:766-39-2
Formula: C6H6O3
64559
MW: 126.11

Group : Heterocyclic Compounds

2,3-O-CYCLOHEXYLIDENE-BETA-D-RIBOFURANOSE
CAS:177414-91-4
Formula: C11H18O5
22690
MW: 230.26

Group : Heterocyclic Compounds

2,3-PYRAZINEDICARBOXYLIC ACID
CAS:89-01-0
Formula: C6H4N2O4
66857
MW: 168.11

Group : Heterocyclic Compounds

2,3-PYRIDINEDICARBOXYLIC ACID
CAS:89-00-9
Formula: C7H5NO4
13254
MW: 167.12
Quinolinic Acid,Pyridine-2,3-dicarboxylic Acid,Pyridin-2,3-dicarbonsaeure

Group : Heterocyclic Compounds

2,3-PYRIDINEDICARBOXYLIC ACID-D3
CAS:138946-42-6
Formula: C7H2D3NO4
D18880
MW: 170.14
Quinolinic Acid-d3

Group : Heterocyclic Compounds

2,3��-ANHYDROTHYMIDINE
CAS:15981-92-7
Formula: C10H12N2O4
62982
MW: 224.21
Cyclothymidine,2,3�-Anhydro-D-thymidine

Group : Heterocyclic Compounds

2,3��-ANHYDROTHYMIDINE-D3
Formula: C10H9D3N2O4
D62983
MW: 227.23

Group : Heterocyclic Compounds

2,4,6-PIPERIDINETRIONE SODIUM SALT
CAS:1135049-14-7
Formula: C5H4NNaO3
30297
MW: 149.08

Group : Heterocyclic Compounds

2,4,6-TRIAMINO-5-PYRIMIDINECARBONITRILE
CAS:465531-97-9
Formula: C5H6N6
31557
MW: 150.14

Group : Heterocyclic Compounds

2,4,6-TRIMETHYLPYRIDINE-D11
CAS:1219805-54-5
D2675
MW: 132.25
2,4,6-Collidine

Group : Heterocyclic Compounds

2,4-DI-TERT-BUTYLPHENOL
CAS:96-76-4
Formula: C14H22O
23767
MW: 206.32
2,4-Bis(1,1-dimethylethyl)phenol, 2,4-Bis(tert-butyl)phenol, 2,4-Di-tert-butylhydroxy-benzene, Agidol 10, NSC 174502

Group : Heterocyclic Compounds

2,4-DI-TERT-BUTYLPHENOL-D18
Formula: C14H4D18O
D23768
MW: 224.43
2,4-Bis(1,1-dimethylethyl-d9)phenol, 2,4-Bis(tert-butyl-d9)phenol, 2,4-Di-tert-(butyl-d9)hydroxybenzene, Agidol 10-d9, NSC 174502-d9

Group : Heterocyclic Compounds

2,4-DIAMINO-1,3,5-TRIAZINE
CAS:504-08-5
Formula: C3H5N5
79927
MW: 111.11

Group : Heterocyclic Compounds

2,4-DIAMINO-5,6,7,8-TETRAHYDRO-6-QUINAZOLINECARBOXYLIC ACID
CAS:6974-25-0
Formula: C9H12N4O2
64239
MW: 208.22

Group : Heterocyclic Compounds

2,4-DIAMINO-6-HYDROXY-5-THIOCYANOPYRIMIDINE
Formula: C5H5N5OS
9121
MW: 183.19

Group : Heterocyclic Compounds

2,4-DIAMINO-6-PHENYL-7-PTERIDINOL
CAS:19152-93-3
Formula: C12H10N6O
9138
MW: 254.25
2,4-Diamino-6-phenyl-7(1H)-pteridinone,2,4-Diamino-7-hydroxy-6-phenylpteridine,NSC 33416,Triamterine Impurity C,Triamterene Inpurity C

2,4-DIAMINO-6-PIPERIDINOPYRIMIDINE
CAS:24867-26-3
Formula: C8H13N5
9140
MW: 179.22
2,6-Diamino-4-piperidinopyrimidine

Group : Heterocyclic Compounds

2,4-DICHLORO-5-(METHOXYMETHYL) PYRIMIDINE
CAS:89380-14-3
34242
MW:

2,4-DICHLORO-5-(TRIFLUOROMETHYL)PYRIMIDINE
CAS:3932-97-6
Formula: C5HCl2F3N2
75388
MW: 216.98

Group : Heterocyclic Compounds

2,4-DICHLORO-5-THIAZOLECARBOXALDEHYDE
CAS:92972-48-0
Formula: C4HCl2NOS
23868
MW: 182.03
2,4-Dichlorothiazole-5-carboxaldehyde

Group : Heterocyclic Compounds

2,4-DICHLORO-6-(ETHOXYMETHYL) PYRIMIDINE
CAS:1289385-14-3
34345
MW:

Group : Heterocyclic Compounds

2,4-DICHLORO-6-(METHOXYMETHYL) PYRIMIDINE
CAS:1037543-27-3
34329
MW:

Group : Heterocyclic Compounds

2,4-DICHLORO-6-VINYLPYRIMIDINE
CAS:169173-79-9
Formula: C6H4Cl2N2
64294
MW: 175.02

Group : Heterocyclic Compounds

2,4-DICHLOROTHIENO[3,2-D]PYRIMIDINE
CAS:16234-14-3
Formula: C6H2Cl2N2S
64293
MW: 205.06

Group : Heterocyclic Compounds

2,4-DIFLUOROBENZOYL RISPERIDONE IMPURITY
CAS:158697-67-7
Formula: C23H27F2N3O2
24021
MW: 415.48
3-[2-[4-(2,4-Difluorobenzoyl)piperidin-1-yl]ethyl]-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one, 3-[2-[4-(2,4-Difluorobenzoyl)piperidino]ethyl]-6,7,8,9-tetrahydro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one

Group : Heterocyclic Compounds

2,4-DIMETHYL-5-OXAZOLECARBOXYLIC ACID
CAS:2510-37-4
Formula: C6H7NO3
64565
MW: 141.12

Group : Heterocyclic Compounds

2,4-DIMETHYL-5-PYRIMIDINEMETHANOL
CAS:698-28-2
Formula: C7H10N2O
15654
MW: 138.17

Group : Heterocyclic Compounds

2,4-DIMETHYLPYRIMIDINE-5-CARBOXYLIC ACID
CAS:74356-36-8
Formula: C7H8N2O2
15598
MW: 152.15

Group : Heterocyclic Compounds

2,4-DIMETHYLPYRROLE
CAS:625-82-1
Formula: C6H9N
24662
MW: 95.14
2,4-Dimethyl-1-pyrrole, 2,4-Dimethyl-1H-pyrrole, NSC 81347

Group : Heterocyclic Compounds

2,4-DIPIPERIDO-6,8-DIDIETHANOLAMINO DIPYRIDAMOLE 2,8-DIPIPERIDO-4,6-DIDIETHANOLAMINO DIPYRIDAMOLE(MIXTURE)
24767
MW: 0

2,5,6-TRIAMINOPYRIMIDIN-4-OL
Formula: C4H9N5O5S
15600
MW: 239.21

2,5-BIS(AMINOMETHYL)FURAN
CAS:2213-51-6
Formula: C6H10N2O
20857
MW: 126.16
Aminomethyl-5 Furfurylamine-2, C-(5-Aminomethyl-furan-2-yl)-methylamine

2,5-BIS(AMINOMETHYL)TETRAHYDROFURAN
CAS:66918-21-6
Formula: C6H14N2O
20858
MW: 130.19
1,6-Diamino-2,5-anhydro-1,3,4,6-tetradeoxyhexitol, Tetrahydro-2,5-furanebis(methylamine)

2,5-BISHYDROXYMETHYL TETRAHYDROFURAN DIACETATE
Formula: C10H16O5
7494
MW: 216.23

2,5-DIACETAMIDO-2,3-DIHYDROTHIAZOLO[4,5-D]PYRIMIDINE-7-(6H)-ONE
Formula: C9H9N5O3S
9081
MW: 267.27

2,5-DIAMINO-2,3-DIHYDROTHIAZOLO[4,5-D]PYRIMIDINE-7-(6H)-ONE
Formula: C5H5N5OS
9105
MW: 183.19

2,5-DIHYDRO-3-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL) -1H-PYRROLE-1-CARBOXYLIC ACID 1,1-DIMETHYLETHYL ESTER
CAS:212127-83-8
Formula: C15H26BNO4
64397
MW: 295.18

2,5-DIHYDROFURAN
CAS:1708-29-8
Formula: C4H6O
64365
MW: 70.09

2,5-DIMETHYL-4-HYDROXY-3(2H)-FURANONE
CAS:3658-77-3
Formula: C6H8O3
64507
MW: 128.13

2,5-DIMETHYL-4-HYDROXY-3(2H)-FURANONE-13C2
CAS:138167-87-0
Formula: C413C2H8O3
C64508
MW: 130.11

2,5-DIMETHYLFURAN
CAS:625-86-5
Formula: C6H8O
24571
MW: 96.13
NSC 6220

2,5-DIMETHYLFURAN-D3
CAS:121571-93-5
Formula: C6H5D3O
D64533
MW: 99.15

2,5-DIMETHYLFURAN-D6
CAS:121571-93-5
Formula: C6H2D6O
D24572
MW: 102.16
NSC 6220-d6

2,5-FURANDICARBOXYLIC ACID DIETHYL ESTER
CAS:53662-83-2
Formula: C10H12O5
10458
MW: 212.2
Furan-2,5-dicarboxylic acid diethyl ester

2,6-BIS-CHLOROMETHYLPYRIDINE
CAS:3099-28-3
Formula: C7H7Cl2N
15612
MW: 176.04

2,6-DIAMINO-4-(BENZYLOXY) PYRIMIDINE
CAS:100061-59-4
Formula: C11H12N4O
64231
MW: 216.24

2,6-DIAMINO-5,6-DIHYDROBENZO[D]THIAZOL-7(4H)-ONE
Formula: C7H9N3OS 2HCl
84427
MW: 183.23

2,6-DICHLORO-3-CYANOPYRIDINE
CAS:40381-90-6
Formula: C6H2Cl2N2
16101
MW: 173

2,6-DICHLORO-3-NITROPYRIDINE
CAS:16013-85-7
Formula: C5H2Cl2N2O2
15937
MW: 191.949

2,6-DICHLORO-4-METHYLNICOTINONITRILE
CAS:875-35-4
Formula: C7H4Cl2N2
16005
MW: 187.03

2,6-DICHLORO-9-(2�,3�,5�-TRI-O-ACETYL-BETA-D-RIBOFURANOSYL)PURINE
CAS:3056-18-6
Formula: C16H16Cl2N4O7
23858
MW: 447.23
NSC 76763

2,6-DICHLORO-9-ISOPROPYLPURINE
CAS:203436-45-7
Formula: C8H8Cl2N4
9278
MW: 231.08
2,6-Dichloro-9-(1-methylethyl)-9H-purine

2,6-DICHLORO-9-ISOPROPYLPURINE-D7
Formula: C8HD7Cl2N4
D64279
MW: 238.13

2,6-DICHLORONICOTINYL CHLORIDE
CAS:58584-83-1
Formula: C6H2Cl3NO
64282
MW: 210.45

2,6-DICHLOROPYRAZINE
CAS:4774-14-5
Formula: C4H2Cl2N2
9314
MW: 148.98
2,6-Dichlor-pyrazin

2,6-DICHLOROPYRIDINE-3-CARBOXYLIC ACID
CAS:38496-18-3
Formula: C6H3Cl2NO2
9316
MW: 192
2,6-Dichloro-3-pyridinecarboxylic Acid,2,6-Dichloronicotinic Acid

2,6-DIHYDRO-2,2,4-TRIMETHYL-6-QUINOLONE
CAS:4071-18-5
Formula: C12H13NO
24240
MW: 187.24
2,2,4-Trimethyl-6(2H)-quinolinone, 2,2,4-Trimethyl-2,6-dihydro-6-quinolinone, QI

2,6-DIMETHYLNICOTINIC ACID
CAS:5860-71-9
Formula: C8H9NO2
16009
MW: 151.16

2,6-DIMETHYLPIPERAZINE
CAS:108-49-6
Formula: C6H14N2
64575
MW: 114.19

2- AMINO- 4, 5- DIMETHYL- 3- THIOPHENECARBOXYLIC ACID ETHYL ESTER
CAS:4815-24-1
Formula: C9H13NO2S
62874
MW: 199.27

2-((2-((TERT-BUTYLDIMETHYLSILYL)OXY)ETHYL)(2-CHLOROETHYL)AMINO)-3-(1-PHENYLETHYL)-1,3,2-OXAZAPHOSPHINANE 2-OXIDE
Formula: C21H38ClN2O3PSi
90906
MW: 461.05

2-(1,3-DIMETHYLBUTYL)PROPANEDIOIC ACID 1,3-DIETHYL ESTER
CAS:249728-64-1
Formula: C13H24O4
64549
MW: 244.33

2-(1-(TERT-BUTOXYCARBONYL) PYRROLIDIN-2-YL)ACETIC ACID
CAS:194154-91-1
Formula: C11H19NO4
84771
MW: 229.28

2-(1-HYDROXYETHYL) PROMAZINE SULFOXIDE MALEATE SALT
75157
MW:
HEPS

2-(1-HYDROXYETHYL) PROMAZINE SULFOXIDE-D4 MALEATE SALT
D75158
MW:
D4 HEPS

2-(1-HYDROXYETHYL) PROMAZINEHCLSALT
75159
MW:

2-(1-METHYL-4-PIPERIDINYLIDENE)ACETIC ACID ETHYL ESTER
CAS:28399-82-8
Formula: C10H17NO2
66203
MW: 183.25

2-(1-METHYLIMIDAZOLE-4-YL)ETHANAMINE
CAS:501-75-7
Formula: C6H11N3
81522
MW: 125.17

2-(1-PHENYLCYCLOPROPYL)-4-OXAZOLECARBOXYLIC ACID
CAS:1272947-00-8
Formula: C13H11NO3
66682
MW: 229.23

2-(1-PIPERAZINYL) PYRIMIDINE
CAS:20980-22-7
Formula: C8H12N4
16073
MW: 164.21
2-Piperazinopyrimidine; 4-(2-Pyrimidinyl)piperazine; CM 56324H; MJ 13653; N-2-Pyrimidinylpiperazine; PmP; 1-PP

2-(1-PIPERAZINYL)PYRIMIDINE-D8
CAS:1309283-31-5
Formula: C8H4D8N4
D66748
MW: 172.26

2-(2,2,3,3-TETRAMETHYLCYCLOPROPYL)-OXAZOLE-4-CARBPXYLIC ACID
Formula: C11H15NO3
67241
MW: 209.24

2-(2,4-DICHLOROPHENYL)-2-METHYL-4-PROPYL-1,3-DIOXOLANE
CAS:83833-32-3
Formula: C13H16Cl2O2
84522
MW: 275.18

2-(2-AZIDOETHYL)-1,3-DIOXOLANE
CAS:111752-08-0
Formula: C5H9N3O2
20172
MW: 143.14
3-Azidopropionaldehyde Cyclic Ethylene Acetal, Azidoethyldioxolane

2-(2-BROMOETHYL)-1,3-DIOXANE
CAS:33884-43-4
Formula: C6H11BrO2
63342
MW: 195.05

2-(2-BROMOETHYL)BENZOIMIDAZOLE
CAS:4078-54-0
Formula: C9H9BrN2
15776
MW: 225.09

2-(2-CHLORO-2-NITROPROPOXY) TETRAHYDRO-2H-PYRAN
CAS:86958-48-7
Formula: C8H14ClNO4
63685
MW: 223.65

2-(2-CHLOROETHYL)-1-METHYLPIPERIDINE-D3 HCL
Formula: C8H14D3Cl2N
D22111
MW: 201.15
2-(2-Chloroethyl)-1-methyl-piperidine-d3 HCl

2-(2-ETHOXYPHENYL) -5-METHYL-7-PROPYL-3H-IMIDAZO[5,1-F][1,2,4]TRIAZIN-4-ONE
CAS:224789-21-3
Formula: C17H20N4O2
9969
MW: 312.37
2-(2-Ethoxyphenyl)-5-methyl-7-propyl-imidazo[5,1-f][1,2,4]triazin-4(1H)-one

2-(2-HYDROXYETHYL) BENZIMIDAZOLE
Formula: C9H10N2O
15793
MW: 162.19

2-(2-HYDROXYPHENYL) -4H-1,3-BENZOXAZIN-4-ONE
CAS:1218-69-5
Formula: C14H9NO3
26862
MW: 239.23
2-(2-Hydroxyphenyl)benz[e][1,3]oxazin-4-one, 2-(2�-Hydroxyphenyl)-4H-1,3-benzoxazin-4-one, 2-(o-Hydroxyphenyl)-4H-1,3-benzoxazin-4-one

2-(2-METHOXYVINYL) -6-NITROBENZOIC ACID METHYL ESTER
CAS:846055-82-1
Formula: C11H11NO5
65996
MW: 237.21

2-(2-PROPYNYLOXY) TETRAHYDROPYRAN
Formula: C8H12O2
66837
MW: 140.18

2-(2R)-2-PIPERIDINYLPYRIDINE
CAS:1061659-74-2
Formula: C10H14N2
66861
MW: 162.23

2-(3-CYANO-4-HYDROXYPHENYL) -4-METHYL-1,3-THIAZOLE-5-CARBOXYLIC ACID ETHYL ESTER
CAS:161798-02-3
Formula: C14H12N2O3S
63815
MW: 288.32

2-(3-PHENYL-2,1-BENZISOXAZOL-5-YL) -2H-TETRAZOLE-5-CARBOXYLIC ACID
CAS:951896-38-1
Formula: C15H9N5O3
66681
MW: 307.26

2-(4-(4-(4-(DIPHENYLMETHYLENE)PIPERIDIN-1-YL)BUTANOYL)PHENYL)-2-METHYLPROPANOIC ACID METHYL ESTER
CAS:1025909-08-3
Formula: C33H37NO3
64636
MW: 495.65

2-(4-BROMO-1H-PYRAZOL-1-YL)ETHANOL
CAS:214614-81-0
Formula: C5H7BrN2O
63338
MW: 191.03

2-(4-CHLOROBUTOXY) TETRAHYDROPYRAN
CAS:41302-05-0
Formula: C9H17ClO2
63590
MW: 192.68

2-(4-HYDROXYBUTOXY) TETRAHYDROFURAN
CAS:64001-06-5
Formula: C8H16O3
65288
MW: 160.21

2-(4-METHYLPHENYL)-6-METHYLIMIDAZOLE[1,2-ALPHA]-PYRIDINE-3-ACETIC ACID
CAS:189005-44-5
Formula: C17H16N2O2
12169
MW: 280.32

2-(4-PENTYNYLOXY) TETRAHYDRO-2H-PYRAN
CAS:62992-46-5
Formula: C10H16O2
66667
MW: 168.23

2-(5-BROMO-2-THIENYL)HEXAHYDRO-1H-AZEPINE HCL
Formula: C10H15BrClNS
21424
MW: 296.65

2-(5-MERCAPTOTETRAZOLE-1-YL)ETHANOL
CAS:56610-81-2
Formula: C3H6N4OS
65912
MW: 146.17

2-(5-MERCAPTOTETRAZOLE-1-YL)ETHANOL-D4
Formula: C3H2D4N4OS
D65913
MW: 150.2

2-(5-METHOXY) PHENOL 4-(N-BENZYLOXYCARBONYL)PIPERIDINYL KETONE
CAS:84162-91-4
Formula: C21H23NO5
28057
MW: 369.41
4-(2-Hydroxy-4-methoxybenzoyl)-1-piperidinecarboxylic Acid Phenylmethyl Ester,4-(2-Hydroxy-4-methoxybenzoyl)-1-piperidinecarboxylic Acid Benzyl Ester

2-(5-METHOXY) PHENOL 4-PIPERIDINYL KETONE HCL
CAS:84162-88-9
Formula: C13H18ClNO3
28061
MW: 271.74
(2-Hydroxy-4-methoxyphenyl)-4-piperidinyl-methanone HCl

2-(9-BROMONONYLOXY) TETRAHYDROPYRAN
CAS:55695-90-4
Formula: C14H27BrO2
63344
MW: 307.27

2-(ACETOXYMETHYL) -4-BROMOBUTYL ACETATE
CAS:126589-82-0
Formula: C9H15BrO4
62715
MW: 267.12

2-(ACETOXYMETHYL) -4-IODOBUTYL ACETATE
CAS:127047-77-2
Formula: C9H15IO4
62716
MW: 314.12

2-(AMINOMETHYL)QUINCLIDINE DIHCL
CAS:860502-92-7
Formula: C8H18ClN2
62910
MW: 140.23

2-(BENZO[D]THIAZOL-2-YL)ACETONITRILE
CAS:56278-50-3
Formula: C9H6N2S
15845
MW: 174.22

2-(BENZYLTHIO)-4-CHLOROBENZOIC ACID CHLORIDE
CAS:40183-55-9
Formula: C14H10Cl2OS
20741
MW: 297.2
2-(Benzylthio)-4-chlorobenzoyl Chloride, 4-Chloro-2-[(phenylmethyl)thio]benzoyl Chloride

2-(BROMOMETHYL)-5-(PHTHALIMIDOMETHYL)THIOPHENE
Formula: C14H10BrNO2S
7799
MW: 336.2

2-(BROMOMETHYL)PIPERIDINE
CAS:3433-38-3
Formula: C6H13Br2N
33798
MW: 258.98212
2-Bromomethyl-piperidine hydrobromide,2-(Bromomethyl)piperidine hydrobromide,2-Bromomethylpiperidine hydrobromide,2-(bromomethyl)-Piperidine hydrobromide

2-(BROMOMETHYL)PYRAZINE HYDROCHLORIDE
34219
MW:

2-(CHLOROMETHYL)-4,5-DIHYDRO-MONO-1H-IMIDAZOLE HCL
CAS:50342-08-0
Formula: C4H7ClN2
15949
MW: 118.03

2-(CHLOROMETHYL)-4-PYRIMIDINAMINE (9CI)
CAS:79651-35-7
Formula: C5H6ClN3
15645
MW: 143.57

2-(CHLOROMETHYL)BENZIMIDAZOLE
Formula: C8H7ClN2
15777
MW: 166.61

2-(DIMETHOXYMETHYL) -5-(METHOXYMETHYL)FURAN
CAS:110339-34-9
Formula: C9H14O4
64503
MW: 186.21

2-(DIMETHOXYPHOSPHINYL) -2-[[(PHENYLMETHOXY)CARBONYL]AMINO]ACETIC ACID ETHYL ESTER
CAS:1219412-89-1
Formula: C14H20NO7P
64347
MW: 345.28

2-(DIMETHYLAMINOMETHYL)-4-(2-AMINOETHYLTHIOMETHYL)THIAZOLE
CAS:78441-62-0
Formula: C9H17N3S2
24437
MW: 231.38
4-[[(2-Aminoethyl)thio]methyl]-N,N-dimethyl-2-thiazolemethanamine

2-(METHYLCARBAMOYL)HYDRAZINECARBOXYLIC ACID METHYL ESTER
Formula: C4H9N3O3
66032
MW: 147.13

2-(N-BUTYL-D9-AMINO)-4-CHLORO-6-CYCLOPROPYLAMINO-1,3,5-TRIAZINE
Formula: C10H7D9ClN5
D7935
MW: 250.78

2-(P-CHLOROBENZHYDRYL PIPERAZINE)-[(N,N�-BIS(2-ETHOXY ACETIC ACID)]
Formula: C25H32ClN2O6
82470
MW: 492

2-(TERT-BUTOXYCARBONYLAMINO) THIAZOLE-5-CARBOXYLIC ACID
CAS:302964-02-9
Formula: C9H12N2O4S
63427
MW: 244.27

2-(TERT-BUTYLAMINO)-4,6-DICHLORO-1,3,5-TRIAZINE
CAS:27282-85-5
Formula: C7H10Cl2N4
7933
MW: 221.09
tert-Butyl-(4,6-dichloro-[1,3,5]triazin-2-yl)-amine

2-(TERT-BUTYLAMINO)-4-CHLORO-6-CYCLOPROPYLAMINO-1,3,5-TRIAZINE
Formula: C10H16ClN5
7931
MW: 241.72

2-(TERT-BUTYLAMINO)-4-CHLORO-6-CYCLOPROPYLAMINO-1,3,5-TRIAZINE-D9
CAS:1189419-70-2
Formula: C10H7D9ClN5
D7932
MW: 250.78

2-(TERT-BUTYLOXYCARBONYL) AMINO-N-[4-((4-METHOXYPHENYL)METHOXY)-2-CHLORO-6-METHYLPHENYL]-5-THIAZOLECARBOXAMIDE
Formula: C24H26ClN3O5S
63426
MW: 504

2-(TETRAHYDROFURAN-3-YL)ACETALDEHYDE
CAS:1072-94-2
Formula: C6H10O2
67197
MW: 114.14

2-(TETRAZOL-1-YL)ACETIC ACID-13C2,15N
Formula: C13C2H4N315NO2
CN67261
MW: 131.07

2-(TRIBUTYLSTANNYL)THIOPHENE
CAS:54663-78-4
Formula: C16H30SSn
67353
MW: 373.18

2-(TRICHLOROACETYL)PYRROLE
CAS:35302-72-8
Formula: C6H4Cl3NO
67357
MW: 212.46

2-(TRIFLUOROMETHYL)-5-PYRIMIDINEACETIC ACID
CAS:1216002-39-9
Formula: C7H5F3N2O2
67375
MW: 206.12

2-[(1R,2R)-2-HYDROXYCYCLOPENTYL]-ISOINDOLE-1,3-DIONE
CAS:1360145-97-6
Formula: C13H13NO3
65321
MW: 231.25

2-[(1S,2S)-2-FLUOROCYCLOPENTYL]-ISOINDOLE-1,3-DIONE
CAS:223761-83-9
Formula: C13H12FNO2
64989
MW: 233.24

2-[(2,4-DIOXO-1-IMIDAZOLIDINYL) IMINO]ACETIC ACID
CAS:64748-89-6
Formula: C5H5N3O4
24715
MW: 171.11
[(2,4-Dioxo-1-imidazolidinyl)imino]acetic Acid

2-[(5-CHLORO-2,1,3-BENZOTHIADIAZOL-4-YL)AMINO]-3,5-DIHYDRO-4H-IMIDAZOL-4-ONE
CAS:125292-32-2
Formula: C9H6ClN5OS
63637
MW: 267.69

2-[-2[(5-NITRO-2-FURANYL)METHYLENE]HYDRAZINYL]ACETIC ACID
CAS:91447-38-0
Formula: C7H7N3O5
66409
MW: 213.15

2-[[(5S)-3-[4-(4-MORPHOLINYL)PHENYL]-2-OXO-5-OXAZOLIDINYL]METHYL]-1H-ISOINDOLE-1,3(2H)-DIONE
CAS:556801-12-8
Formula: C22H21N3O5
97600
MW: 407.42

2-[[(6-CHLORO-3-PYRIDINYL)METHYL]AMINO]CYCLOPENTANECARBONITRILE
CAS:924669-64-7
Formula: C12H14ClN3
63712
MW: 235.71

2-[[[(4S)-17-[METHYL(METHYLSULFONYL)AMINO]-2-OXO-3-AZATRICYCLO-[13.3.1.16,10]-HEXANAMIDE
CAS:847157-12-4
Formula: C32H48N4O4S
97256
MW: 584.81

2-[[[3-METHYL-4-(2,2,2-TRIFLUOROETHOXY) -2-PYRIDYL]METHYL]SULFINYL]-5-METHOXY-O- METHYL-1H-BENZIMIDAZOLE
Formula: C18H18F3N3O4S
12270
MW: 429.41

2-[[[3-METHYL-4-(2,2,2-TRIFLUOROETHOXY) -2-PYRIDYL]METHYL]THIO]-5-BENZYLOXY-1H-BENZIMIDAZOLE
Formula: C23H20F3N3O2S
12271
MW: 459.48

2-[[2-[[(1,1-DIMETHYLETHYL)DIMETHYLSILYL]OXY]ETHYL]AMINO]ETHANOL
CAS:1402005-01-9
Formula: C10H25NO2Si
93801
MW: 219.4

2-[[3-[2-(DIMETHYLAMINO)ETHYL]-1H-INDOL-5-YL]METHYL] SUMATRIPTAN
CAS:545338-89-4
Formula: C27H37N5O2S
64345
MW: 495.68
Sumatriptan Impurity A

2-[[3-[2-(DIMETHYLAMINO)ETHYL]-1H-INDOL-5-YL]METHYL] SUMATRIPTAN SUCCINATE-D6
Formula: C27H31D6N5O2S
D64346
MW: 501.72

2-[[6-AMINO-3-(PHENYLMETHYL)-3H-PURIN-8-YL]THIO]ACETIC ACID
CAS:708218-22-8
Formula: C14H13N5O2S
62842
MW: 315.35

2-[3-(AMINOCARBONYL)-4-(2-METHYLPROPOXY)PHENYL]-4-METHYL-5-THIAZOLECARBOXYLIC ACID
CAS:1239233-86-3
Formula: C16H18N2O4S
62853
MW: 334.39

2-[3-FLUORO-4-(TRIFLUOROMETHYL)PHENYL]-4-METHYL-5-CHLOROMETHYL THIAZOLE
Formula: C12H8ClF4NS
10370
MW: 309.71

2-[3-FLUORO-4-(TRIFLUOROMETHYL)PHENYL]-4-METHYL-5-HYDROXYMETHYL THIAZOLE
Formula: C12H9F4NOS
10371
MW: 291.27

2-[4-(BROMOMETHYL)PHENYL]-4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLANE
CAS:138500-85-3
Formula: C13H18BBrO2
63321
MW: 229.92

2-[N-(DICYCLOPROPYLMETHYL)IMINO]-N-(DICYCLOPROPYLMETHYL)ISOOXAZOLINE
Formula: C17H26N2O
64305
MW: 274.4

2-ACETAMIDO-5-MERCAPTO-1,3,4-THIADIAZOLE
CAS:32873-56-6
Formula: C4H5N3OS2
19060
MW: 175.23
N-(4,5-Dihydro-5-thioxo-1,3,4-thiadiazol-2-yl)acetamide, N-(5-Mercapto-1,3,4-thiadiazol-2-yl)acetamide, -Acetylamino-1,3,4-thiadiazoline-2-thione, NSC 97893

2-ACETAMIDO-5-MERCAPTO-1,3,4-THIADIAZOLE-D3
Formula: C4H2D3N3OS2
D19061
MW: 178.25
N-(4,5-Dihydro-5-thioxo-1,3,4-thiadiazol-2-yl)acetamide-d3, N-(5-Mercapto-1,3,4-thiadiazol-2-yl)acetamide-d3, -Acetylamino-1,3,4-thiadiazoline-2-thione-d3, NSC 97893-d3

2-ACETYL-1-PYRROLINE-13C2 85% (10% W/W IN DCM)
CAS:1246819-73-7
Formula: C413C2H9NO
C62768
MW: 113.13

2-ACETYL-1-PYRROLINE-13C2 85% (10% W/W IN DICHLOROMETHANE)
Formula: C413C2H9NO
C19278
MW: 113.13
1-(3,4-Dihydro-2H-pyrrol-5-yl)ethanone-13C2, 2-Acetyl-4,5-dihydro-3H-pyrrole-13C2

2-ACETYL-1-PYRROLINE-D4 (10% W/W IN DCM)
Formula: C6H5D4NO
D62769
MW: 115.17

2-Acetyl-3,4,5,6-tetrahydropyridine hydrochloride
CAS:27300-28-3
Formula: C7H12ClNO
19305
MW: 161.63
1-(3,4,5,6-Tetrahydro-2-pyridinyl)ethanone HCl, Methyl 3,4,5,6-Tetrahydro-2-pyridyl Ketone HCl

2-ACETYL-3,4,5,6-TETRAHYDROPYRIDINE-13C2 HCL
Formula: C513C2H12ClNO
C19306
MW: 163.61
1-(3,4,5,6-Tetrahydro-2-pyridinyl)ethanone-13C2 HCl, Methyl 3,4,5,6-Tetrahydro-2-pyridyl Ketone-13C2 HCl

2-ACETYL-3,4,5,6-TETRAHYDROPYRIDINE-13C2 HCL(TECHNICAL GRADE)
Formula: C513C2H12ClNO
C62785
MW: 163.61

2-ACETYL-3,4,5,6-TETRAHYDROPYRIDINE-D4 HCL(TECHNICAL GRADE)
Formula: C7H6D6ClNO
D62786
MW: 167.67

2-ACETYL-7-HYDROXYBENZOFURAN
CAS:40020-87-9
Formula: C10H8O3
62752
MW: 176.17

2-ACETYLBUTYROLACTONE
CAS:517-23-7
Formula: C6H8O3
19117
MW: 128.13
3-Acetyldihydro-2(3H)-furanone, 3-Acetyldihydrofuran-2-one, alpha-Acetyl-?-butyrolactone, alpha-Acetyl-?-hydroxybutyric Acid ?-Lactone, 2-Oxo-3-acetyltetrahydrofuran, NSC 2019, alpha-(2-Hydroxyethyl)acetoacetic acid ?-lactone

2-ACETYLBUTYROLACTONE-13C4
Formula: C213C4H8O3
C62737
MW: 132.1

2-ACETYLFURAN
CAS:1192-62-7
Formula: C6H6O2
62746
MW: 110.11

2-ACETYLTHIOPHENE
CAS:88-15-3
Formula: C6H6OS
62788
MW: 126.18

2-ALLYLPYRROLIDINYL-3-ACETYL DESMORPHOLINYLROCURONIUM DIBROMIDE
Formula: C37H60Br2N2O4
62825
MW: 756.69

2-AMINO-1,5-ANHYDRO-2,4-DIDEOXY-D-THREO-PENTITOL
CAS:1350734-61-0
Formula: C5H11NO2
62835
MW: 117.15
(3R,4R)-3-Aminooxan-4-ol

2-AMINO-3,5-DIMETHYL-BETA,4,6-TRIOXO-1-CYCLOHEXENE-1-PROPANENITRILE
CAS:887352-46-7
Formula: C11H12N2O3
19656
MW: 220.22

2-AMINO-3,7,8-TRIMETHYL-3H-IMIDAZO[4,5-F]QUINOXALINE
CAS:92180-79-5
Formula: C12H13N5
6821
MW: 227.26
3,7,8-Trimethyl-3H-imidazo[4,5-f]quinoxalin-2-amine,7,8-DiMeIQx

2-AMINO-3,8-DIMETHYLIMIDAZO[4,5-F]QUINOXALINE
CAS:77500-04-0
Formula: C11H11N5
6511
MW: 213.24
3,8-Dimethyl-3H-Imidazo[4,5-f]quinoxalin-2-amine,MeIQx

2-AMINO-3,8-DIMETHYLIMIDAZO[4,5-F]QUINOXALINE-13C,15N2
Formula: C1013CH11N315N2
CN6512
MW: 216.22
3,8-Dimethyl-3H-Imidazo[4,5-f]quinoxalin-2-amine-13C,15N2,MeIQx-13C,15N2

2-AMINO-3-HYDROXYPHENAZINE
Formula: C12H9N3O
78054
MW: 211.23

2-AMINO-3-METHYL-3H-IMIDAZO[4,5-F]ISOQUINOLINE HYDROBROMIDE
Formula: C11H11BrN4
19769
MW: 279.14
3-Methyl-3H-imidazo[4,5-f]isoquinolin-2-amine HBr

2-AMINO-3-METHYL-5-NITROPYRIDINE
CAS:18344-51-9
Formula: C6H7N3O2
6668
MW: 153.14
3-Methyl-5-nitro-pyridin-2-ylamine

2-AMINO-4,5,7,8-TETRAHYDRO-6-(N-CARBETHOXY) THIAZOLO[5,4-D]AZEPINE
Formula: C10H15N3O2S
6802
MW: 241.31

2-AMINO-4,5-BIS(2-METHOXYETHOXY) BENZOIC ACID ETHYL ESTER-D6
Formula: C15H18D6ClNO6
D62849
MW: 355.84

2-AMINO-4,5-DICHLOROPYRIDINE
CAS:188577-68-6
Formula: C5H4CL2N2
16029
MW: 163

2-AMINO-4,6,7,8-TETRAHYDRO-5-(N-CARBETHOXY) THIAZOLO[5,4-D]AZEPINE
Formula: C10H15N3O2S
6803
MW: 241.31

2-AMINO-4,6-DICHLOROPYRIMIDINE-13C2
Formula: C213C2H3Cl2N3
C19633
MW: 165.98
4,6-Dichloro-2-pyrimidinamine-13C2, (4,6-Dichloropyrimidin-2-yl)amine-13C2, 4,6-Dichloro-2-aminopyrimidine-13C2, NSC 18698-13C2, Py 11-13C2

2-AMINO-4-CHLORO-6-PHENYLPYRIMIDINE
CAS:36314-97-3
Formula: C10H8ClN3
15795
MW: 205.64

2-AMINO-4-CHLOROPYRIMIDINE
CAS:3993-78-0
Formula: C4H4ClN3
6451
MW: 129.55
4-Chloro-2-pyrimidinamine,(4-Chloropyrimidin-2-yl)amine,NSC 10872,NSC 25184

2-AMINO-5-(METHYL-D3)PYRIDINE
Formula: C6H5D3N2
D6681
MW: 111.16
5-Methyl-d3-2-pyridinamine

2-AMINO-5-BROMO-4,6-DIMETHYLPYRIMIDINE
CAS:4214-57-7
Formula: C6H8BrN3
15774
MW: 202.05

2-AMINO-5-CHLOROPYRIDINE-3,4,6-D3
CAS:1093384-99-6
D14758
MW: 131.58

2-AMINO-5-CHLOROPYRIMIDINE
CAS:5428-89-7
Formula: C4H4ClN3
15781
MW: 129.55

2-AMINO-5-CYCLOPROPYL-1,3,4-THIADIAZOLE
CAS:57235-50-4
Formula: C5H7N3S
6465
MW: 141.2

2-AMINO-5-IODOPYRIDINE
CAS:20511-12-0
Formula: C5H5IN2
6611
MW: 220.01
5-Iodo-pyridin-2-ylamine,5-Iodo-2-pyridinamine

2-AMINO-5-METHOXYPYRIMIDINE
CAS:13418-77-4
Formula: C5H7N3O
6633
MW: 125.13
5-Methoxy-2-pyrimidinamine

2-AMINO-5-PYRIMIDINOL
CAS:143489-45-6
Formula: C4H5N3O
6602
MW: 111.1
2-Amino-pyrimidin-5-ol

2-AMINO-5-TERT-BUTYL-1,3,4-THIADIAZOLE
CAS:39222-73-6
Formula: C6H11N3S
6401
MW: 157.24

2-AMINO-6-BROMOBENZOTHIAZOLE
CAS:15864-32-1
Formula: C7H5BrN2S
15798
MW: 229.1

2-AMINO-7,8-DIHYDRO-7,7-DIMETHYL-4-PROPYL-5(6H)-QUINAZOLINONE
CAS:331966-05-3
Formula: C13H19N3O
6489
MW: 233.31

2-AMINO-BETA-METHYL-9H-PURINE-9-BUTANOL 9-ACETATE
CAS:174155-70-5
Formula: C12H17N5O2
62909
MW: 263.3

2-AMINOMETHYL-7-CHLORO-2,3-DIHYDRO-5-(2-FLUOROPHENYL)-1H-1,4-BENZODIAZEPINE DIMALEATE
CAS:59469-29-3
Formula: C24H23ClFN3O8
6651
MW: 535.91
7-Chloro-5-(2-fluorophenyl)-2,3-dihydro-1H-1,4-benzodiazepine-2-methanamine dimaleate

2-AMINOPYRIDIN-4-OL
CAS:33631-05-9
Formula: C5H6N2O
16112
MW: 110.11
2-Amino-4-hydroxypyridine

2-AMINOPYRIDINE
CAS:504-29-0
Formula: C5H6N2
16174
MW: 91.11
2-AP

2-AZABICYCLO[4.2.0]OCTA-4,6(1)-DIEN-3-ONE
CAS:85728-10-5
Formula: C7H7NO
63042
MW: 121.14

2-AZAHYPOXANTHINE
CAS:4656-86-4
Formula: C4H3N5O
63049
MW: 137.1

2-AZAHYPOXANTHINE SODIUM SALT
Formula: C4H2N5NaO
63048
MW: 159.08

2-AZIDO-3,4,7,8-TETRAMETHYL-3H-IMIDAZO[4,5-F]QUINOXALINE-D3
Formula: C13H10D3N7
D20186
MW: 270.31
2-Azido-4,7,8-TriMeIQx-d3

2-AZIDO-3,4,8-TRIMETHYL-3H-IMIDAZO[4,5-F]QUINOXALINE-D3
Formula: C12H8D3N7
D20189
MW: 256.28
2-Azido-4,8-DiMeIQx-d3

2-AZIDO-3,7,8-TRIMETHYL-3H-IMIDAZO[4,5-F]QUINOXALINE-D3
Formula: C12H8D3N7
D20190
MW: 256.28
2-Azido-7,8-DiMeIQx-d3

2-BROMO-1-(1-METHYL-1H-IMIDAZOL-2-YL)ETHANONE
CAS:750556-81-1
Formula: C6H7BrN2O
15690
MW: 203.04

2-BROMO-1-PYRAZINYL-ETHANONE
CAS:132426-19-8
Formula: C6H5BrN2O
15579
MW: 201.02

2-BROMO-3-(BROMOMETHYL)THIOPHENE
CAS:40032-76-6
Formula: C5H4Br2S
15814
MW: 255.96

2-BROMO-3-DODECYLTHIOPHENE
CAS:139100-06-4
Formula: C16H27BrS
90687
MW: 331.35
2-Bromo-3-n-dodecylthiophene; 3-Dodecyl-2-bromothiophene

2-BROMO-3-METHOXY-6-NITROPYRIDINE
CAS:76066-07-4
Formula: C6H5BrN2O3
7782
MW: 233.02

2-BROMO-3-METHOXY-PYRIDINE
CAS:24100-18-3
Formula: C6H6BrNO
7784
MW: 188.02

2-BROMO-3-METHYLTHIOPHENE-D3
Formula: C5H2D3BrS
D3522
MW: 180.08

2-BROMO-3-PYRIDINOL
CAS:6602-32-0
Formula: C5H4BrNO
63341
MW: 174

2-BROMO-4-METHYL-5-THIAZOLECARBOXYLIC ACID
CAS:40003-41-6
Formula: C5H4BrNO2S
63323
MW: 222.06

2-BROMO-5-(METHYL-D3)PYRIDINE
Formula: C6H3D3BrN
D3523
MW: 175.04

Group : Heterocyclic Compounds

2-BROMO-5-(TRIFLUOROMETHYL)THIOPHENE
CAS:143469-22-1
Formula: C5H2BrF3S
63353
MW: 231.03

Group : Heterocyclic Compounds

2-BROMO-5-ETHYNYLPYRIMIDINE
Formula: C6H3BrN2
63312
MW: 183.01

Group : Heterocyclic Compounds

2-BROMO-5-FLUOROPYRIDINE-D3
D75348
MW:

Group : Heterocyclic Compounds

2-BROMO-6-CHLOROPYRIDINE
CAS:5140-72-7
Formula: C5H3BrClN
73934
MW: 192.44

Group : Heterocyclic Compounds

2-BROMO-6-METHYL-5-NITROPYRIDINE
CAS:22282-96-8
Formula: C6H5BrN2O2
7798
MW: 217.02
6-Bromo-2-methyl-3-nitro-pyridine,6-Brom-2-methyl-3-nitro-pyridin

Group : Heterocyclic Compounds

2-BROMOOXAZOLE
CAS:125533-82-6
Formula: C3H2BrNO
63326
MW: 147.96

Group : Heterocyclic Compounds

2-BROMOPYRIDIN-4-AMINE
CAS:7598-35-8
Formula: C5H5BrN2
15847
MW: 173.01

Group : Heterocyclic Compounds

2-BROMOPYRIDINE-D4
CAS:70766-71-1
D2169
MW: 162.02

Group : Heterocyclic Compounds

2-BROMOTHIAZOLE
CAS:3034-53-5
Formula: C3H2BrNS
7866
MW: 164.02

Group : Heterocyclic Compounds

2-BROMOTHIOPHENE
CAS:1003-09-4
Formula: C4H3BrS
21427
MW: 163.04
2-Thienyl Bromide, NSC 4456

Group : Heterocyclic Compounds

2-BUTYL-3,4,5,6-TETRAHYDROPYRIDINE HCL
Formula: C9H18ClN
63440
MW: 175.7

Group : Heterocyclic Compounds

2-BUTYL-4-TETRAHYDROPYRANOXY-1-BUTANOL
Formula: C13H26O3
63435
MW: 230.34

Group : Heterocyclic Compounds

2-BUTYL-5-CHLORO-1H-IMIDAZOLE
CAS:158365-99-2
Formula: C7H11ClN2
21539
MW: 158.63
2-n-Butyl-5-chloro-1H-imidazole

Group : Heterocyclic Compounds

2-BUTYL-5-HYDROXY-1H-IMIDAZOLE
CAS:1026802-97-0
Formula: C7H12N2O
21644
MW: 140.18
2-Butyl-1H-imidazol-5-ol

Group : Heterocyclic Compounds

2-CHLORO-1,3,2-DIOXAPHOSPHOLANE-2-OXIDE
CAS:6609-64-9
Formula: C2H4ClO3P
63601
MW: 142.48

Group : Heterocyclic Compounds

2-CHLORO-1,4-NAPHTHOQUINONE
CAS:1010-60-2
Formula: C10H5ClO2
8386
MW: 192.6
2-Chloro-1,4-naphthalenedione,2-Chloronaphthoquinone,NSC 400597

Group : Heterocyclic Compounds

2-CHLORO-1-METHYL-1H-BENZO[D]IMIDAZOLE
CAS:1849-02-1
Formula: C8H7ClN2
33796
MW: 166.60758
2-Chloro-1-methyl-1H-benzoimidazole,2-Chloro-1-methyl-1,3-benzodiazole,2-chloro-1-methylbenzimidazole,2-chloro-1-methyl-1H-benzimidazole,1-methyl-1h-benzo[d]imidazol-2-yl chloride,2-CHLORO-1-METHYL-1H-1,3-BENZODIAZOLE

Group : Heterocyclic Compounds

2-CHLORO-10H-PHENOTHIAZINE
CAS:92-39-7
Formula: C12H8ClNS
16067
MW: 233.72
2-Chlorophenothiazine

Group : Heterocyclic Compounds

2-CHLORO-2�,5�-DIFLUOROACETOPHENONE
CAS:60468-36-2
Formula: C8H5ClF2O
15595
MW: 190.57
2-Chloro-1-(2,5-difluorophenyl)ethanone

Group : Heterocyclic Compounds

2-CHLORO-3-(TRIFLUOROMETHYL)PYRIDINE
CAS:65753-47-1
Formula: C6H3ClF3N
15936
MW: 180.99

Group : Heterocyclic Compounds

2-CHLORO-3-METHYLISONICOTINIC ACID
CAS:133928-73-1
Formula: C7H6ClNO2
63655
MW: 171.58

2-CHLORO-3-NITROPYRAZINE
CAS:87885-43-6
33806
MW:

2-CHLORO-4,6-DIMETHYLPYRIMIDINE
CAS:4472-44-0
Formula: C6H7ClN2
15626
MW: 142.59

Group : Heterocyclic Compounds

2-CHLORO-4-(TRIFLUOROMETHYL)PYRIMIDINE
CAS:33034-67-2
Formula: C5H2ClF3N2
8470
MW: 182.53

Group : Heterocyclic Compounds

2-CHLORO-4-HYDRAZINOPYRIMIDINE
CAS:52476-87-6
Formula: C4H5ClN4
15757
MW: 144.56

Group : Heterocyclic Compounds

2-CHLORO-5,6-DIMETHYL-1H-BENZIMIDAZOLE (9CI)
CAS:39791-96-3
Formula: C9H9ClN2
15679
MW: 180.63

Group : Heterocyclic Compounds

2-CHLORO-5-(CHLOROMETHYL)PYRIDINE
CAS:70258-18-3
Formula: C6H5Cl2N
63591
MW: 162.02

Group : Heterocyclic Compounds

2-CHLORO-5-(METHOXYMETHYL) PYRIDINE
CAS:1016534-59-0
34327
MW:

Group : Heterocyclic Compounds

2-CHLORO-5-ETHYNYLPYRIDINE
CAS:263012-63-1
Formula: C7H4ClN
63616
MW: 137.57

Group : Heterocyclic Compounds

2-CHLORO-5-FLUORO-3-NITROPYRIDINE
CAS:136888-21-6
Formula: C5H2ClFN2O2
35703
MW:

Group : Heterocyclic Compounds

2-CHLORO-5-FLUORO-PYRIMIDIN-4-YLAMINE
CAS:155-10-2
Formula: C4H3ClFN3
15604
MW: 147.54

2-CHLORO-5-FLUORO-PYRIMIDINE
CAS:62802-42-0
Formula: C4H2ClFN2
15605
MW: 132.52

Group : Heterocyclic Compounds

2-CHLORO-5-ISOQUINOLINESULFONIC ACID
Formula: C9H6ClNO3S
22154
MW: 243.67
2-Chloro-5-isoquinoline Sulfonic Acid

Group : Heterocyclic Compounds

2-CHLORO-5-NITROBENZO[D]THIAZOLE
CAS:3622-38-6
Formula: C7H3ClN2O2S
15670
MW: 214.63

Group : Heterocyclic Compounds

2-CHLORO-5-NITROPYRIMIDINE
CAS:10320-42-0
Formula: C4H2ClN3O2
16150
MW: 159.53

Group : Heterocyclic Compounds

2-CHLORO-5-PYRIMIDINECARBONITRILE
CAS:1753-50-0
Formula: C5H2ClN3
15646
MW: 139.54

2-CHLORO-6-METHOXY-3-NITROPYRIDINE
CAS:38533-61-8
Formula: C6H5ClN2O3
63679
MW: 188.57

Group : Heterocyclic Compounds

2-CHLORO-6-METHYL-4-[(4-METHOXYPHENYL) METHOXY]BENZENAMINE
Formula: C15H16ClNO2
63677
MW: 277.75

Group : Heterocyclic Compounds

2-CHLORO-6-O-METHYL-INOSINE
CAS:15465-92-6
Formula: C11H13ClN4O5
22184
MW: 316.7
2-Chloro-6-methoxy-9-beta-D-ribofuranosyl-9H-purine, 2-Chloro-6-methoxypurine riboside, NSC 31144

Group : Heterocyclic Compounds

2-CHLORO-9-METHYL-6-(BENZYLAMINO)PURINE
CAS:101622-53-1
Formula: C13H12ClN5
63656
MW: 273.72

Group : Heterocyclic Compounds

2-CHLORO-9-METHYL-6-(BENZYLAMINO)PURINE-D3
Formula: C13H9D3ClN5
D63657
MW: 276.74

Group : Heterocyclic Compounds

2-CHLORO-N-(PHENYLMETHYL)-1H-PURIN-6-AMINE
CAS:39639-47-9
Formula: C12H10ClN5
63658
MW: 259.69

Group : Heterocyclic Compounds

2-CHLORO-N-[2-(2-FLUOROBENZOYL)-4-NITROPHENYL]ACETAMIDE
CAS:76895-80-2
Formula: C15H10ClFN2O4
63642
MW: 336.7

Group : Heterocyclic Compounds

2-CHLORO-N-[4-[(4-METHOXYPHENYL) METHOXY]-2-CHLORO-6-METHYLPHENYL]ACETAMIDE
Formula: C17H17Cl2NO3
63674
MW: 354.23

Group : Heterocyclic Compounds

2-CHLOROADENOSINE-2�,3�-ACETONIDE
CAS:24639-06-3
Formula: C13H16ClN5O4
22006
MW: 341.75
2-Chloro-2�,3�-O-(1-methylethylidene)adenosine, 2-Chloro-2�,3�-O-isopropylideneadenosine, NSC 164687

Group : Heterocyclic Compounds

2-CHLOROINOSINE 3�,4�,6�-TRIACETATE
CAS:41623-86-3
Formula: C16H17ClN4O8
22147
MW: 428.78
2-Chloro-2�,3�,5�-tri-O-acetylinosine

Group : Heterocyclic Compounds

2-CHLOROISONICOTINIC ACID
CAS:6313-54-8
Formula: C6H4ClNO2
63644
MW: 157.55

Group : Heterocyclic Compounds

2-CHLOROMETHYL-3,4-DIMETHOXYPYRIDINE HYDROCHLORIDE
CAS:72830-09-2
Formula: C8H11Cl2NO2
22181
MW: 224.08

2-CHLOROMETHYL-3-METHYL-4-(2,2,2-TRIFLUOROETHOXY) PYRIDINE HYDROCHLORIDE
CAS:127337-60-4
Formula: C9H10Cl2F3NO
8372
MW: 276.08

Group : Heterocyclic Compounds

2-CHLOROMETHYL-3-METHYL-4-(2,2,2-TRIFLUOROETHOXY) PYRIDINE N-OXIDE
Formula: C9H9ClF3NO2
63672
MW: 255.62

Group : Heterocyclic Compounds

2-CHLOROMETHYL-4-(3-METHOXYPROPOXY) -3-METHYLPYRIDINE HCL
CAS:153259-31-5
Formula: C11H17Cl2NO2
8362
MW: 266.16

Group : Heterocyclic Compounds

2-CHLOROMETHYL-PYRIMIDINE
CAS:54198-88-8
Formula: C5H5ClN2
15606
MW: 128.56

Group : Heterocyclic Compounds

2-CHLORONICOTINONITRILE
CAS:6602-54-6
Formula: C6H3ClN2
15849
MW: 138.55
2-Chloro-3-pyridinecarbonitrile

2-CHLOROOXAZOLE-4-CARBOXYLIC ACID
CAS:706789-07-3
Formula: C4H2ClNO3
63686
MW: 147.52

Group : Heterocyclic Compounds

2-CHLOROPYRIDINE-D4
Formula: C5D4ClN
D8451
MW: 117.57

Group : Heterocyclic Compounds

2-CHLOROPYRIMIDIN-5-AMINE
CAS:56621-90-0
Formula: C4H4ClN3
15977
MW: 129.55

Group : Heterocyclic Compounds

2-CHLOROPYRIMIDINE
CAS:1722-12-9
Formula: C4H3ClN2
15625
MW: 114.53

Group : Heterocyclic Compounds

2-CYANO-2-ETHYL-3-METHYLHEXANOIC ACID ETHYL ESTER
CAS:100453-11-0
Formula: C12H21NO2
63811
MW: 211.3

2-CYANO-2-ETHYL-3-METHYLHEXANOIC ACID ETHYL ESTER-D5
Formula: C12H16D5NO2
D63812
MW: 216.33

Group : Heterocyclic Compounds

2-CYANO-4-METHYLHEXANOIC ACID ETHYL ESTER
CAS:773084-98-3
Formula: C10H17NO2
63813
MW: 183.25

Group : Heterocyclic Compounds

2-CYANOETHYLENE OXIDE
CAS:4538-51-6
Formula: C3H3NO
22606
MW: 69.06
2-Oxiranecarbonitrile, Glycidonitrile, Oxiranecarbonitrile, Cyanoethylene Oxide, Cyanooxirane, Glycidic Acid Nitrile, 2,3-Epoxypropionitrile

Group : Heterocyclic Compounds

2-CYCLOBUTYL-4-OXAZOLECARBOXYLIC ACID
CAS:1190314-33-0
Formula: C8H9NO3
63858
MW: 167.16

Group : Heterocyclic Compounds

2-CYCLOPENTYL-4-OXAZOLECARBOXYLIC ACID
CAS:1247889-30-0
Formula: C9H11NO3
63861
MW: 181.19

Group : Heterocyclic Compounds

2-CYCLOPROPYL-4-OXAZOLECARBOXYLIC ACID
CAS:1060816-04-7
Formula: C7H7NO3
63876
MW: 153.14

Group : Heterocyclic Compounds

2-DEOXY-D-ERYTHRO-PENTOFURANOSYLAMINE
CAS:122087-33-6
Formula: C5H11NO3
92415
MW: 133.15
(2R,3S,5R)-5-Amino-2-(hydroxymethyl)tetrahydrofuran-3-ol; 1-Amino-2-deoxy-D-ribose

Group : Heterocyclic Compounds

2-DIETHOXYPHOSPHORYL-2-PHENETHYL-PYRROLIDINE
CAS:434941-00-1
Formula: C16H26NO3P
23948
MW: 311.36
[2-(2-Phenylethyl)-2-pyrrolidinyl]phosphonic Acid Diethyl Ester, Diethyl (2-Phenethyl-pyrrolidin-2-yl)phosphonate

Group : Heterocyclic Compounds

2-ETHENYL-5-OXO-1-PYRROLIDINECARBOXYLIC ACID TERT-BUTYL ESTER
CAS:160428-64-8
Formula: C11H17NO3
64813
MW: 211.26

Group : Heterocyclic Compounds

2-ETHOXY-4-OXAZOLECARBOXYLIC ACID
CAS:706789-09-5
Formula: C6H7NO4
64833
MW: 157.12

Group : Heterocyclic Compounds

2-ETHYL-2-METHYL-1,3-DIOXOLANE
CAS:126-39-6
Formula: C6H12O2
64889
MW: 116.16

Group : Heterocyclic Compounds

2-ETHYL-3,4,5,6-TETRAHYDROPYRIDINE HCL
Formula: C7H14ClN
64930
MW: 147.65

Group : Heterocyclic Compounds

2-ETHYL-3,4,5,6-TETRAHYDROPYRIDINE HCL-D3
Formula: C7H11D3ClN
D64931
MW: 150.66

2-ETHYLBENZOTHIAZOLE
CAS:936-77-6
Formula: C9H9NS
64843
MW: 163.24

Group : Heterocyclic Compounds

2-ETHYLHEXYL GLYCIDYL ETHER
CAS:2461-15-6
Formula: C11H22O2
64877
MW: 186.29

Group : Heterocyclic Compounds

2-FLUORO-4-OXAZOLECARBOXYLIC ACID
CAS:1167056-76-9
Formula: C4H2FNO3
65006
MW: 131.06

Group : Heterocyclic Compounds

2-FURANYL-1-PIPERAZINYLMETHANONE
CAS:40172-95-0
Formula: C9H12N2O2
65054
MW: 180.2

Group : Heterocyclic Compounds

2-FURFURYLTHIOL ACETATE
CAS:13678-68-7
Formula: C7H8O2S
65062
MW: 156.2

Group : Heterocyclic Compounds

2-FURFURYLTHIOL ACETATE-D2
CAS:1189712-86-4
Formula: C7H6D2O2S
D65063
MW: 158.22

Group : Heterocyclic Compounds

2-FUROIC ACID
CAS:88-14-2
Formula: C5H4O3
65053
MW: 112.08

Group : Heterocyclic Compounds

2-HEXYL-3-HYDROXY-5-[(TETRAHYDRO-2H-PYRAN-2-YL)OXY]-HEXADECANOIC ACID
CAS:104801-93-6
Formula: C27H52O5
65239
MW: 456.7

Group : Heterocyclic Compounds

2-HEXYL-3-HYDROXY-5-[(TETRAHYDRO-2H-PYRAN-2-YL)OXY]-HEXADECANOIC ACID METHYL ESTER
Formula: C28H54O5
65240
MW: 470.73

2-HEXYL-3-METHYLMALEIC ANHYDRIDE
CAS:75052-75-4
Formula: C11H16O3
65245
MW: 196.24

Group : Heterocyclic Compounds

2-HEXYL-3-METHYLMALEIC ANHYDRIDE-D3
Formula: C11H13D3O3
D65246
MW: 199.26

Group : Heterocyclic Compounds

2-HYDROXY NEVIRAPINE
Formula: C15H14N4O2
10932
MW: 282.3
5-Cyclopropyl-7-hydroxy-9-methyl-5,10-dihydro-4,5,6,10-tetraaza-dibenzo[a,d]cycloheptan-11-one

Group : Heterocyclic Compounds

2-HYDROXY-2-(1-(HYDROXYMETHYL) CYCLOPROPYL)ACETAMIDE BENZYL ESTER
Formula: C13H17NO3
65398
MW: 235.28

Group : Heterocyclic Compounds

2-HYDROXY-2-(1-(HYDROXYMETHYL) CYCLOPROPYL)ACETIC ACID BENZYL ESTER
Formula: C13H16O4
65395
MW: 236.26

2-HYDROXY-4,6-DIMETHYLPYRIMIDINE
Formula: C6H8N2O
15629
MW: 124.14

2-HYDROXY-4-(1-METHYL-1-NITROETHYL)-TETRAHYDROFURAN
Formula: C7H13NO4
10896
MW: 175.18

2-HYDROXY-4-(1-METHYL-1-NITROETHYL)-TETRAHYDROFURAN(MIXTURE OF DIASTEREOMERS)
CAS:176793-54-7
Formula: C7H13NO4
65439
MW: 175.18

Group : Heterocyclic Compounds

2-HYDROXYISONICITONIC ACID
CAS:22282-72-0
Formula: C6H5NO3
65375
MW: 139.11

Group : Heterocyclic Compounds

2-HYDROXYMETHYL OLANZAPINE
CAS:174756-45-7
Formula: C17H20N4OS
10887
MW: 328.43
4-(4-Methyl-1-piperazinyl)-10H-thieno[2,3-beta][1,5]benzodiazepine-2-methanol,LY 290411

Group : Heterocyclic Compounds

2-HYDROXYMETHYL OLANZAPINE-D3
Formula: C17H17D3N4OS
D10888
MW: 331.45
4-[4-(Methyl-d3)-1-piperazinyl]-10H-thieno[2,3-beta][1,5]benzodiazepine-2-methanol

Group : Heterocyclic Compounds

2-HYDROXYMETHYL OLANZAPINE-D3 (MAJOR)
Formula: C17H17D3N4OS
D65422
MW: 331.45

Group : Heterocyclic Compounds

2-HYDROXYMETHYL-4-BENZYLMORPHOLINE
CAS:40987-24-4
Formula: C12H17NO2
26615
MW: 207.27
4-(Phenylmethyl)-2-morpholinemethanol, (4-Benzylmorpholin-2-yl)methanol,4-Benzyl-2-(hydroxymethyl)morpholine, 4-Benzyl-2-morpholinemethanol

Group : Heterocyclic Compounds

2-HYDROXYMETHYLMORPHOLINE-4-CARBOXYLIC ACID TERT-BUTYL ESTER
CAS:135065-69-9
Formula: C10H19NO4
26617
MW: 217.26
2-(Hydroxymethyl)-4-morpholinecarboxylic Acid 1,1-Dimethylethyl Ester, tert-Butyl 2-(Hydroxymethyl)morpholine-4-carboxylate, N-Boc-2-Hydroxymethylmorpholine

Group : Heterocyclic Compounds

2-HYDROXYMETHYLPYRROLE
CAS:27472-36-2
Formula: C5H7NO
26848
MW: 97.12
1H-Pyrrole-2-methanol, Pyrrole-2-methanol, 2-(Hydroxymethyl)pyrrole, 2-Methylolpyrrole, Pyrrolyl-2-carbinol

Group : Heterocyclic Compounds

2-HYDROXYPYRAZINE
CAS:6270-63-9
Formula: C4H4N2O
65496
MW: 96.09

Group : Heterocyclic Compounds

2-IMIDAZOLIDINONE
CAS:120-93-4
Formula: C3H6N2O
65588
MW: 86.09

Group : Heterocyclic Compounds

2-IODO-4-(1-METHYLETHYL)-6-(TRIFLUOROMETHYL)PYRIMIDINE
CAS:1379357-39-7
Formula: C8H8N2F3I
65620
MW: 314.09

Group : Heterocyclic Compounds

2-ISOPROPYL-1,3-DIOXANE-5,5-DICARBOXYLIC ACID 5,5-DIETHYL ESTER
CAS:35113-48-5
Formula: C13H22O6
65679
MW: 274.31

2-ISOPROPYL-1,3-DIOXANE-5-CARBOXYLIC ACID
CAS:116193-72-7
Formula: C8H14O4
65681
MW: 174.19

Group : Heterocyclic Compounds

2-ISOPROPYL-5,5-DICARBOXY-1,3-DIOXANE
CAS:35113-49-6
Formula: C9H14O6
65678
MW: 218.2

Group : Heterocyclic Compounds

2-ISOPROPYLIMIDAZOLE
CAS:36947-68-9
Formula: C6H10N2
65687
MW: 110.16

Group : Heterocyclic Compounds

2-MERCAPTO-4,5,6,7-D4-BENZIMIDAZOLE
Formula: C7H2D4N2S
D11539
MW: 154.23

Group : Heterocyclic Compounds

2-MERCAPTOBENZOTHIAZOLYL-(Z)-(2-AMINOTHIAZOL-4-YL)-2-(TERT-BUTOXYCARBONYL)ISOPROPOXYIMINOACETATE
CAS:89604-92-2
Formula: C20H22N4O4S3
27873
MW: 478.61
2-[[(Z)-[1-(2-Amino-4-thiazolyl)-2-(2-benzothiazolylthio)-2-oxoethylidene]amino]oxy]-2-methylpropanoic acid 1,1-dimethylethyl ester

2-METHOXY-2-METHYL-1,3-DIOXOLANE
CAS:19798-71-1
Formula: C5H10O3
11658
MW: 118.13
Orthoacetic Acid Cyclic Ethylene Methyl Ester,2-Methyl-2-methoxy-1,3-dioxolane

Group : Heterocyclic Compounds

2-METHOXY-4,5-PYRIMIDINEDIAMINE
CAS:104900-51-8
Formula: C5H8N4O
15591
MW: 140.14

Group : Heterocyclic Compounds

2-METHOXY-5-NITROPYRIMIDINE
CAS:14001-69-5
Formula: C5H5N3O3
16052
MW: 155.11

Group : Heterocyclic Compounds

2-METHOXY-PYRIMIDIN-5-YLAMINE
CAS:56621-89-7
Formula: C5H7N3O
15608
MW: 125.13

2-METHYL HARMINE
CAS:21236-68-0
Formula: C14H15N2O
28442
MW: 227.28
7-Methoxy-1,2-dimethyl-9H-pyrido[3,4-b]indolium, N-Methylharmine

Group : Heterocyclic Compounds

2-METHYL HARMINE-D3
Formula: C14H12D3N2O
D28443
MW: 230.3
7-(Methoxy-d3)-1,2-dimethyl-9H-pyrido[3,4-b]indolium, N-Methylharmine-d3

Group : Heterocyclic Compounds

2-METHYL-1,3-DIOXOLANE-2-PROPANOIC ACID METHYL ESTER-D2
Formula: C8H12D2O4
D28335
MW: 176.21
Methyl 2-Methyl-1,3-dioxolane-2-propionate-d2, Methyl Levulinate Ethylene Ketal-d2, Methyl 3-(2-Methyl-1,3-dioxolan-2-yl)propanoate-d2

Group : Heterocyclic Compounds

2-METHYL-1,3-DIOXOLANE-2-PROPANOL-D4
Formula: C7H10D4O3
D28331
MW: 150.21
4,4-(Ethylenedioxy)-1-pentanol

Group : Heterocyclic Compounds

2-METHYL-1H-IMIDAZOLE-5-CARBOXYLIC ACID
CAS:1457-58-5
Formula: C5H6N2O2
28488
MW: 126.11
2-Methyl-4-imidazolecarboxylic Acid, 2-Methyl-1H-Imidazole-4-carboxylic Acid, 2-Methyl-4-carboxyimidazole, NSC 109147

Group : Heterocyclic Compounds

2-METHYL-3-CARBETHOXY-5,6-DIHYDROPYRAN
CAS:10226-28-5
Formula: C9H14O3
28271
MW: 170.21
Ethyl 6-methyl-3,4-dihydro-2H-pyran-5-carboxylate, 3,4-Dihydro-6-methyl-2H-pyran-5-carboxylic Acid Ethyl Ester, NSC 30277

Group : Heterocyclic Compounds

2-METHYL-3-FURANTHIOL
CAS:28588-74-1
Formula: C5H6OS
28428
MW: 114.17
2-Methyl-3-furylthiol, 2-Methyl-3-mercaptofuran, Oxycyclothione 030

Group : Heterocyclic Compounds

2-METHYL-3-OCTYLMALEIC ANHYDRIDE
Formula: C13H20O3
66145
MW: 224.3

2-METHYL-3-OCTYLMALEIC ANHYDRIDE-D3
Formula: C13H17D3O3
D66146
MW: 227.31

2-METHYL-3-PYRIDOYL-2-PYRROLIDINONE
Formula: C11H12N2O2
12197
MW: 204.23

Group : Heterocyclic Compounds

2-METHYL-3-TETRAHYDROFURANTHIOL(CIS-AND,TRANS-MIXTURE)
CAS:57124-87-5
Formula: C5H10OS
28766
MW: 118.2
1,4-Anhydro-2,5-dideoxy-3-thiopentitol, Tetrahydro-2-methyl-3-furanthiol, 2-Methyl-3-mercaptotetrahydrofuran, 2-Methyltetrahydrofuran-3-thiol

Group : Heterocyclic Compounds

2-METHYL-4-ISOTHIAZOLIN-3-ONE HCL
CAS:26172-54-3
Formula: C4H6ClNOS
66116
MW: 151.61

Group : Heterocyclic Compounds

2-METHYL-5-(TRIFLUOROMETHYL)FURAN
CAS:17515-75-2
Formula: C6H5F3O
28795
MW: 150.1

Group : Heterocyclic Compounds

2-METHYL-5-NITROIMIDAZOLE
CAS:696-23-1
Formula: C4H5N3O2
28616
MW: 127.1
2-Methyl-5-nitro-1H-imidazole, L 581490, Menidazole, RP 8532

Group : Heterocyclic Compounds

2-METHYLAZETIDINE
CAS:19812-49-8
Formula: C4H9N
65980
MW: 71.12

Group : Heterocyclic Compounds

2-METHYLAZETIDINE-D3
Formula: C4H6D3N
D65981
MW: 74.14

Group : Heterocyclic Compounds

2-METHYLFURAN
CAS:534-22-5
Formula: C5H6O
66082
MW: 82.1

Group : Heterocyclic Compounds

2-METHYLMYOSMINE
CAS:65719-03-1
Formula: C10H12N2
12080
MW: 160.22
3-(3,4-Dihydro-2H-pyrrol-5-yl)-2-methyl-pyridine

Group : Heterocyclic Compounds

2-METHYLOXAZOLE-4-CARBOXALDEHYDE
CAS:113732-84-6
Formula: C5H5NO2
12144
MW: 111.1
2-Methyl-4-oxazolecarboxaldehyde,2-Methyl-1,3-oxazole-4-carboxaldehyde,2-Methyl-4-formyloxazole

Group : Heterocyclic Compounds

2-METHYLOXAZOLO[5,4-D]PYRIMIDINE-5,7(4H,6H)-DIONE
CAS:1015697-99-0
Formula: C6H5N3O3
66147
MW: 167.12

Group : Heterocyclic Compounds

2-METHYLPIPERAZINE
CAS:109-07-9
Formula: C5H12N2
66149
MW: 100.16

2-METHYLTETRAHYDROFURAN
CAS:96-47-9
Formula: C5H10O
66239
MW: 86.13

Group : Heterocyclic Compounds

2-METHYLTHIAZOLIDINE-4-CARBOXYLIC ACID
CAS:4165-32-6
Formula: C5H9NO2S
28774
MW: 147.2
2-Methyl-4-thiazolidinecarboxylic acid

Group : Heterocyclic Compounds

2-METHYLTHIO-2-THIAZOLINE
CAS:19975-56-5
Formula: C4H7NS2
66244
MW: 133.24

Group : Heterocyclic Compounds

2-MORPHOLINECARBOXYLIC ACID ETHYL ESTER
CAS:135782-25-1
Formula: C7H13NO3
66324
MW: 159.18

2-N-BUTYL-D7-1,3-DIAZASPIRO[4.4]NON-1-EN-4-ONE
Formula: C11H11D7N2O
D68384
MW: 201.32

2-N-BUTYLIMIDAZOLE
CAS:50790-93-7
Formula: C7H12N2
63413
MW: 124.18

Group : Heterocyclic Compounds

2-NITRO-6-(2-OXOETHYL) BENZOIC ACID METHYL ESTER
CAS:1056123-60-4
Formula: C10H9NO5
66405
MW: 223.18

Group : Heterocyclic Compounds

2-NITROAMINO-2-IMIDAZOLINE
CAS:5465-96-3
Formula: C3H6N4O2
66400
MW: 130.11

Group : Heterocyclic Compounds

2-NITROFURAN
CAS:609-39-2
Formula: C4H3NO3
29265
MW: 113.07
NSC 59983, Nitrofuran

Group : Heterocyclic Compounds

2-NP-AOZ-D4
CAS:1007478-57-0
Formula: C10H5D4N3O4
D29609
MW: 239.22
3-[[(2-Nitrophenyl)methylene]amino]-2-oxazolidinone-d4, 3-[(o-Nitrobenzylidene)amino]-2-oxazolidinone-d4

Group : Heterocyclic Compounds

2-O-ACETYLMALIC ANHYDRIDE
CAS:24766-96-9
Formula: C6H6O5
19226
MW: 158.11
3-(Acetyloxy)dihydro-2,5-furandione, Malic Anhydride Acetate

Group : Heterocyclic Compounds

2-OXASPIRO[4.5]DECAN-3-ONE
CAS:7236-78-4
Formula: C9H14O2
66556
MW: 154.21

Group : Heterocyclic Compounds

2-OXAZOLIDINONE
CAS:497-25-6
Formula: C3H5NO2
66557
MW: 87.08

Group : Heterocyclic Compounds

2-OXO CLOPIDOGREL HCL(MIXTURE,OF,DIASTEREOMERS)
CAS:1219432-42-4
Formula: C16H17Cl2NO3S
66601
MW: 374.28

Group : Heterocyclic Compounds

2-OXO CLOPIDOGREL-13C,D3 HCL(MIXTURE,OF,DIASTEREOMERS)
Formula: C1513CH14D3Cl2NO3S
CD29852
MW: 378.29
alpha-(2-Chlorophenyl)-2,6,7,7a-tetrahydro-2-oxo-thieno[3,2-c]pyridine-5(4H)-acetic Acid Methyl Ester-13C,d3 HCl

Group : Heterocyclic Compounds

2-OXO CLOPIDOGREL-D3
Formula: C16H13D3ClNO3S
D66604
MW: 340.84

Group : Heterocyclic Compounds

2-OXO CLOPIDOGREL-D3 HCL(MIXTURE,OF,DIASTEREOMERS)
Formula: C16H14D3Cl2NO3S
D66603
MW: 377.3

2-OXO-4-PHENYL-1-PYRROLIDINEACETIC ACID ETHYL ESTER
CAS:70291-40-6
Formula: C14H17NO3
66586
MW: 247.29

Group : Heterocyclic Compounds

2-OXOPIPERAZINE-3,3,5,5,6,6-D6
CAS:1219803-71-0
D32530
MW: 106.16

Group : Heterocyclic Compounds

2-PICOLINIC-D4 ACID
CAS:284487-61-2
D4281
MW: 127.14

Group : Heterocyclic Compounds

2-PIPERAZINEACETIC ACID DIHCL
CAS:14566-74-6
Formula: C6H14Cl2N2O2
66735
MW: 217.09

Group : Heterocyclic Compounds

2-PIPERAZINONE
CAS:5625-67-2
Formula: C4H8N2O
30283
MW: 100.12
Tetrahydro-2(1H)-pyrazinone, 2-Ketopiperazine, 2-Oxopiperazine, 3-Oxopiperazine, Oxopiperazine, Piperazin-2-one, Piperazine-2-one, NSC 27441

Group : Heterocyclic Compounds

2-PIPERIDINE-D9-CARBOXYLIC ACID
CAS:790612-94-1
D4286
MW: 138.21
Pipecolic Acid,DL-2-Piperidine-d9-carboxylic Acid

Group : Heterocyclic Compounds

2-PROPIONYL-3,4,5,6-TETRAHYDROPYRIDINE
CAS:80933-75-1
Formula: C8H13NO
30450
MW: 139.19
1-(3,4,5,6-Tetrahydro-2-pyridinyl)-1-propanone, 1�-Oxo-?-coniceine

Group : Heterocyclic Compounds

2-PROPIONYL-3,4,5,6-TETRAHYDROPYRIDINE-13C3
Formula: C513C3H13NO
C30451
MW: 142.17
1-(3,4,5,6-Tetrahydro-2-pyridinyl)-1-propanone-13C3, 1�-Oxo-?-coniceine-13C3

Group : Heterocyclic Compounds

2-PROPYL-4-OXAZOLECARBOXYLIC ACID
CAS:36190-03-1
Formula: C7H9NO3
66832
MW: 155.15

2-PYRIDYLACETIC ACID-D4 HYDROCHLORIDE
Formula: C7H3D4NO2 HCl
D34139
MW:

2-PYRIDYLACETIC-D2 ACID-OD DCL
CAS:1219802-51-3
D14577
MW: 117.62

Group : Heterocyclic Compounds

2-PYRIMIDINEACETIC ACID
CAS:66621-73-6
Formula: C6H6N2O2
66872
MW: 138.12

Group : Heterocyclic Compounds

2-PYRROLIDINONE
CAS:616-45-5
Formula: C4H7NO
66883
MW: 85.11

Group : Heterocyclic Compounds

2-PYRROLIDINYL DESMORPHOLINYLROCURONIUM BROMIDE HBR SALT
Formula: C32H54Br2N2O3
66880
MW: 674.59

Group : Heterocyclic Compounds

2-PYRROLIDINYL-3-ACETYL DESMORPHOLINYLROCURONIUM BROMIDE
CAS:1190105-66-8
Formula: C34H55BrN2O4
66879
MW: 635.72

2-TERT-BUTYL-1,3-DIOXANE-5-CARBOXYLIC ACID METHYL ESTER
Formula: C10H18O4
21627
MW: 202.25
2-(1,1-Dimethylethyl)-1,3-dioxane-5-carboxylic Acid Methyl Ester

Group : Heterocyclic Compounds

2-TERT-BUTYL-5-METHYL-1,3-DIOXANE-5-CARBOXYLIC ACID METHYL ESTER-D3
Formula: C11H17D3O4
D21657
MW: 219.29
2-tert-Butyl-5-(methyl-d3)-1,3-dioxane-5-carboxylic Acid Methyl Ester

Group : Heterocyclic Compounds

2-TERT-BUTYL-5-METHYL-1,3-DIOXANE-5-CARBOXYLIC ACID VINYL ESTER-D3
Formula: C12H17D3O4
D21656
MW: 231.3
2-tert-Butyl-5-(methyl-d3)-1,3-dioxane-5-carboxylic Acid Vinyl Ester

Group : Heterocyclic Compounds

2-TERT-BUTYL-5-METHYL-1,3-DIOXANE-5-CARBOXYLIC ACID-D3
Formula: C10H15D3O4
D21655
MW: 205.27
2-tert-Butyl-5-(methyl-d3)-1,3-dioxane-5-carboxylic Acid

Group : Heterocyclic Compounds

2-TETRAHYDROFUROIC ACID
CAS:16874-33-2
Formula: C5H8O3
67202
MW: 116.12

2-THIENOYLACETONITRILE
Formula: C7H5NOS
13798
MW: 151.19

Group : Heterocyclic Compounds

2-THIOPHENEACETYL CHLORIDE
CAS:39098-97-0
Formula: C6H5ClOS
67290
MW: 160.62

Group : Heterocyclic Compounds

2-THIOPHENEBUTANOIC ACID
Formula: C8H10O2S
67271
MW: 170.23

Group : Heterocyclic Compounds

2-THIOPHENECARBOXALDEHYDE
CAS:98-03-3
Formula: C5H4OS
67291
MW: 112.15

Group : Heterocyclic Compounds

2-THIOPHENEETHANOL METHANESULFONATE
CAS:61380-07-2
Formula: C7H10O3S2
31351
MW: 206.28
2-(2-Thienyl)ethyl Mesylate, 2-(Thien-2-yl)ethyl Methanesulfonate

2-THIOPYRIDONE
CAS:2637-34-5
Formula: C5H5NS
31359
MW: 111.16
2(1H)-Pyridinethione, 1H-Pyridine-2-thione, 2-Mercaptopyridine, 2-Pyridinethiol, Alrithiol-2, NSC 41337, WR 608

Group : Heterocyclic Compounds

2-THIOXO-3-THIAZOLIDINECARBOXYLIC ACID BENZYL ESTER
CAS:74058-68-7
Formula: C11H11NO2S2
67295
MW: 253.34

Group : Heterocyclic Compounds

2-THIOXOTHIAZOLIDINE-4-CARBOXYLIC ACID
CAS:20933-67-9
Formula: C4H5NO2S2
13818
MW: 163.22
2-Thioxo-4-thiazolidinecarboxylic Acid,Thiazolidine-2-thione-4-carboxylic Acid,TTCA,TTCA (Thiram Metabolite)

Group : Heterocyclic Compounds

2-THIOXOTHIAZOLIDINE-4-CARBOXYLIC ACID-13C3
Formula: C13C3H5NO2S2
C13819
MW: 166.2
2-Thioxo-4-thiazolidinecarboxylic Acid-13C3,Thiazolidine-2-thione-4-carboxylic Acid-13C3,TTCA-13C3

2�,3�-ANHYDROINOSINE
CAS:31766-13-9
Formula: C10H10N4O4
19998
MW: 250.21
9-(2,3-Anhydro-beta-D-ribofuranosyl)-1,9-dihydro-6H-purin-6-one

Group : Heterocyclic Compounds

2�,3�-ISOPROPYLIDENE ADENOSINE-5�-CARBOXYLIC ACID
CAS:19234-66-3
Formula: C13H15N5O5
27371
MW: 321.29
1-(6-Amino-9H-purin-9-yl)-1-deoxy-2,3-O-(1-methylethylidene)-beta-D-ribofuranuronic Acid, NSC 143678

Group : Heterocyclic Compounds

2�,3�-O-ISOPROPYLIDENE-5-FLUOROURIDINE
CAS:2797-17-3
Formula: C12H15FN2O6
27384
MW: 302.26
5-Fluoro-2�,3�-O-(1-methylethylidene)uridine, 5-Fluoro-2�,3�-O-isopropylideneuridine, 5-Fluoro-2�,3�-isopropylideneuridine

Group : Heterocyclic Compounds

2�,3�-O-ISOPROPYLIDENEINOSINE
Formula: C13H16N4O5
27391
MW: 308.29
2�,3�-O-(1-Methylethylidene)inosine, 2�,3�-Isopropylideneinosine, NSC 29925

Group : Heterocyclic Compounds

2�-DEOXY-6-THIO GUANOSINE
CAS:789-61-7
Formula: C10H13N5O3S
23175
MW: 283.31
2-Amino-9-(2-deoxy-beta-D-erythro-pentofuranosyl)-9H-purine-6(1H)-thione, 2-Amino-9-(2-deoxy-beta-D-erythro-pentofuranosyl)-6-mercaptopurine, 2�-Deoxythioguanosine, 2�-Desoxy-6-thioguanosine, NSC 71261, TGdR, Thioguanine Deoxyriboside, beta-Thioguanine De

Group : Heterocyclic Compounds

2�-OXO IFOSFAMIDE
CAS:119670-13-2
Formula: C7H13Cl2N2O3P
29808
MW: 275.07
2-Chloro-1-[2-[(2-chloroethyl)amino]dihydro-2-oxido-2H-1,3,2-oxazaphosphorin-3(4H)-yl]ethanone, 3-(Chloroacetyl)-N-(2-chloroethyl)tetrahydro-2H-1,3,2-oxazaphosphorin-2-amine 2-Oxide

Group : Heterocyclic Compounds

2�-Oxo Ifosfamide-d4
Formula: C7H9D4Cl2N2O3P
D29809
MW: 279.09
2-Chloro-1-[2-[(2-chloroethyl)amino]dihydro-2-oxido-2H-1,3,2-oxazaphosphorin-3(4H)-yl]ethanone-d4, 3-(Chloroacetyl)-N-(2-chloroethyl)tetrahydro-2H-1,3,2-oxazaphosphorin-2-amine-d4 2-Oxide

Group : Heterocyclic Compounds

2��-DEOXYINOSINE
CAS:890-38-0
Formula: C10H12N4O4
64071
MW: 252.23

Group : Heterocyclic Compounds

2��-METHYL-6��-OXO-1��,6��-DIHYDRO-[2,3��-BIPYRIDINE]-5��-CARBONITRILE
CAS:106637-42-7
Formula: C12H9N3O
65989
MW: 211.22

Group : Heterocyclic Compounds

2��-OXO TADALAFIL
Formula: C22H17N3O5
66609
MW: 403.39

Group : Heterocyclic Compounds

20(S)-GINSENOSIDE F1
CAS:53963-43-2
Formula: C36H62O9
65096
MW: 638.87

Group : Heterocyclic Compounds

20(S)-GINSENOSIDE RG2
CAS:52286-74-5
Formula: C42H72O13
65097
MW: 785.01

20(S)-GINSENOSIDE RH2
CAS:78214-33-2
Formula: C36H62O8
65098
MW: 622.87
Ginsenoside S-Rh2

Group : Heterocyclic Compounds

27-DEOXYACTEIN
CAS:264624-38-6
Formula: C37H56O10
64051
MW: 660.83

Group : Heterocyclic Compounds

2A,4A,6A,8A-DECAHYDROTETRAAZACYCLOPENT[FG]ACENAPHTHYLENE
CAS:74199-09-0
Formula: C10H18N4
63933
MW: 194.28

Group : Heterocyclic Compounds

2BETA-AMINO-9,10,10AALPHA,10B-TETRAHYDRO-10BBETA-HYDROXY-5BETA-ISOBUTYL-2-ISOPROPYL-8H-OXAZOLO[3,2-ALPHA]PYRROLO[2,1-C]PYRAZINE-3,6(2H,5H)-DIONE HCL SALT
CAS:24177-10-4
Formula: C16H28ClN3O4
62932
MW: 361.86

2H-FURO[2,3-C]PYRAN-2-ONE
CAS:57054-03-6
Formula: C7H4O3
25832
MW: 136.1
KAR2

Group : Heterocyclic Compounds

3(2H)-ISOXAZOLONE
CAS:5777-20-8
Formula: C3H3NO2
65705
MW: 85.06

Group : Heterocyclic Compounds

3,3-AZO-1-BUTANOL
CAS:25055-82-7
Formula: C4H8N2O
63073
MW: 100.12

Group : Heterocyclic Compounds

3,3-DIFLUOROPYRROLIDINE HCL
CAS:163457-23-6
Formula: C4H8ClF2N
24037
MW: 143.56
3,3-Difluoro-pyrrolidine HCl

Group : Heterocyclic Compounds

3,3-DIPHENYL-OXIRANECARBOXYLIC ACID METHYL ESTER
CAS:76527-25-8
Formula: C16H14O3
24753
MW: 254.28
Methyl 3,3-Diphenyl-2,3-epoxypropionate, Methyl 3,3-Diphenyloxirane-2-carboxylate

Group : Heterocyclic Compounds

3,3-PENTAMETHYLENE GLUTARIMIDE
CAS:1130-32-1
Formula: C10H15NO2
30002
MW: 181.23
2,4-Dioxo-3-azaspiro[5.5]undecane, 1,1-Cyclohexanediacetimide, 3-Azaspiro[5.5]undecane-2,4-dione, NSC 400093

Group : Heterocyclic Compounds

3,3�-DITHIO(SUCCINIMIDYL PROPIONATE)
CAS:57757-57-0
Formula: C14H16N2O8S2
24812
MW: 404.42
1,1�-[Dithiobis[(1-oxo-3,1-propanediyl)oxy]]bis-2,5-pyrrolidinedione, Bis[2-[(succinimidyloxy)carbonyl]ethyl] disulfide, DTSP, Lomant�s Reagent, NSC 328386

Group : Heterocyclic Compounds

3,4,5,6-TETRAHYDRO-5-OXO-2,6-NAPHTHYRIDINE-2(1H)-CARBOXYLIC ACID TERT-BUTYL ESTER
CAS:1211594-91-0
Formula: C13H18N2O3
67222
MW: 250.29

Group : Heterocyclic Compounds

3,4,5-TRIBROMOPYRAZOLE
CAS:17635-44-8
Formula: C3HBr3N2
13932
MW: 304.77

Group : Heterocyclic Compounds

3,4-BIS(BROMOMETHYL)-2,5-DIHYDRO-2,2,5,5-TETRAMETHYL-1H-PYRROL-1-YLOXY RADICAL
CAS:229621-20-9
Formula: C10H16Br2NO
7451
MW: 326.05

Group : Heterocyclic Compounds

3,4-BIS(IODOMETHYL)-2,5-DIHYDRO-2,2,5,5-TETRAMETHYL-1H-PYRROL-1-YLOXY RADICAL
Formula: C10H16I2NO
20956
MW: 420.05

Group : Heterocyclic Compounds

3,4-CYCLOPENTENOPYRIDO[3,2-ALPHA]CARBAZOLE
CAS:69477-66-3
Formula: C18H14N2
22700
MW: 258.32
1,2,3,8-Tetrahydrocyclopenta[c]pyrido[3,2-a]carbazole, Lys-P1

3,4-DIAMINOTHIOPHENE DIHYDROCHLORIDE
CAS:90069-81-1
Formula: C4H8Cl2N2S
23677
MW: 187.09
3,4-Thiophenediamine dihydrochloride

Group : Heterocyclic Compounds

3,4-DIBROMOFURAN
CAS:32460-02-9
Formula: C4H2Br2O
64253
MW: 225.87

Group : Heterocyclic Compounds

3,4-DIHYDRO-8-HYDROXY-3-METHYL-1-OXO-1H-2-BENZOPYRAN-7-CARBOXYLIC ACID
CAS:16281-43-9
Formula: C11H10O5
64430
MW: 222.19

Group : Heterocyclic Compounds

3,4-DIHYDRO-8-HYDROXY-3-METHYL-1-OXO-1H-2-BENZOPYRAN-7-CARBOXYLIC ACID METHYL ESTER
CAS:83769-04-4
Formula: C12H12O5
64429
MW: 236.22

3,4-DIMETHOXY-2-PYRIDINEMETHANOL
CAS:72830-08-1
Formula: C8H11NO3
64474
MW: 169.18

Group : Heterocyclic Compounds

3,4-DIMETHYL-2(5H)-FURANONE
CAS:1575-46-8
Formula: C6H8O2
64584
MW: 112.13

Group : Heterocyclic Compounds

3,4-DIMETHYL-2-PENTYLFURAN
CAS:71041-47-9
Formula: C11H18O
64583
MW: 166.26

Group : Heterocyclic Compounds

3,4-DIMETHYL-5-PYRAZOLONE
CAS:6628-22-4
Formula: C5H8N2O
9696
MW: 112.13
4,5-Dimethyl-1,2-dihydro-pyrazol-3-one

Group : Heterocyclic Compounds

3,4-DIMETHYLFURAN
CAS:20843-07-6
Formula: C6H8O
24573
MW: 96.13

Group : Heterocyclic Compounds

3,4-DIMETHYLPYRAZOLE
CAS:2820-37-3
Formula: C5H8N2
9693
MW: 96.13
3,4-Dimethyl-1H-pyrazole

Group : Heterocyclic Compounds

3,4-METHYLENEDIOXYPHENYL BUTYL KETONE
CAS:63740-98-7
Formula: C12H14O3
28376
MW: 206.24
1-(1,3-Benzodioxol-5-yl)-1-pentanone

Group : Heterocyclic Compounds

3,4-THIAZOLIDINEDICARBOXYLIC ACID 3-ETHYL ESTER
CAS:127657-29-8
Formula: C7H11NO4S
67276
MW: 205.23

Group : Heterocyclic Compounds

3,5,6,7-TETRAHYDRO-4H-CYCLOPENTAPYRIMIDIN-4-ONE
Formula: C7H8N2O
15835
MW: 136.15

Group : Heterocyclic Compounds

3,5,6-TRICHLORO-2-PYRIDINOL
CAS:6515-38-4
Formula: C5H2Cl3NO
31590
MW: 198.43
3,5,6-Trichloro-2(1H)-pyridinone, 2,3,5-Trichloro-6-hydroxypyridine, 2-Hydroxy-3,5,6-trichloropyridine, 2-Hydroxyl-3,5,6-trichloropyridine, 3,5,6-Trichloro-2-hydroxypyridine, 3,5,6-Trichloropyridine-2-ol, TCP

Group : Heterocyclic Compounds

3,5,6-TRICHLORO-2-PYRIDINOL-13C5
Formula: 13C5H2Cl3NO
C31591
MW: 203.4
3,5,6-Trichloro-2(1H)-pyridinone-13C5, 2,3,5-Trichloro-6-hydroxypyridine-13C5, 2-Hydroxy-3,5,6-trichloropyridine-13C5, 2-Hydroxyl-3,5,6-trichloropyridine-13C5, 3,5,6-Trichloro-2-hydroxypyridine-13C5, 3,5,6-Trichloropyridine-2-ol-13C5, TCP-13C5

Group : Heterocyclic Compounds

3,5-DIMETHYL 2H-FURO[2,3-C]PYRAN-2-ONE
CAS:857054-07-0
Formula: C9H8O3
24574
MW: 164.16
KAR3

Group : Heterocyclic Compounds

3,5-DIMETHYL-1-PHENYL-1H-PYRAZOLE-4-CARBALDEHYDE
CAS:22042-79-1
Formula: C12H12N2O
9686
MW: 200.24

Group : Heterocyclic Compounds

3,5-DIMETHYL-1H-PYRAZOLE-4-CARBALDEHYDE
CAS:201008-71-1
Formula: C6H8N2O
9694
MW: 124.14

Group : Heterocyclic Compounds

3,5-DIMETHYL-2-(ETHOXYCARBONYL) -4-PYRONE
CAS:187222-13-5
Formula: C10H12O4
64532
MW: 196.2

Group : Heterocyclic Compounds

3,5-DIMETHYL-2-ETHYLPYRAZINE
CAS:13925-07-0
Formula: C8H12N2
9647
MW: 136.19
2-Ethyl-3,5-dimethyl-pyrazine

Group : Heterocyclic Compounds

3,5-DIMETHYL-2-ETHYLPYRAZINE-D6
Formula: C8H6D6N2
D9648
MW: 142.23
2-Ethyl-3,5-dimethyl-pyrazine-d6

Group : Heterocyclic Compounds

3,5-DIMETHYLPYRAZINOL
CAS:60187-00-0
Formula: C6H8N2O
64585
MW: 124.14

Group : Heterocyclic Compounds

3,6-BIS[(3-PYRIDINYL)METHYL]-2,5-DIHYDROXY-2,5-DIOXIDO-1,4,2,5-DIOXADIPHOSPHORINANE-3,6-DIYL]BIS[PHOSPHONIC ACID] DISODIUM SALT
CAS:1486466-30-1
Formula: C14H16N2Na2O12P4
66966
MW: 574.16

Group : Heterocyclic Compounds

3,6-DIBROMO-9H-CARBAZOLE
CAS:6825-20-3
Formula: C12H7Br2N
64248
MW: 325

Group : Heterocyclic Compounds

3,6-DIHYDRO-2H-PYRAN
CAS:3174-74-1
Formula: C5H8O
64391
MW: 84.12

Group : Heterocyclic Compounds

3,7-DIHYDRO-3,7-DIMETHYL-6-[(5-OXOHEXYL) OXY]-2H-PURIN-2-ONE
CAS:93079-86-8
Formula: C13H18N4O3
24128
MW: 278.31

Group : Heterocyclic Compounds

3,7-DIMETHYL 2H-FURO[2,3-C]PYRAN-2-ONE
CAS:857054-06-0
Formula: C9H8O3
24575
MW: 164.16
KAR4

Group : Heterocyclic Compounds

3- BROMO- 2- OXOPROPANENITRILE
CAS:70688-35-6
Formula: C3H2BrNO
63348
MW: 147.96

Group : Heterocyclic Compounds

3-(1,4-DIHYDRO-5-METHYL-4-OXO-7-PROPYLIMIDAZO[5,1-F][1,2,4]TRIAZIN-2-YL) -4-ETHOXYBENZENESULFONIC ACID
CAS:437717-43-6
Formula: C17H20N4O5S
64436
MW: 392.43

Group : Heterocyclic Compounds

3-(1H-IMIDAZOL-4-YL)PYRIDINE DIHCL
CAS:219121-67-2
Formula: C8H9Cl2N3
11111
MW: 218.08
4-(3-Pyridyl)imidazole dihydrochloride

Group : Heterocyclic Compounds

3-(1H-INDOL-4-YLOXY) -1,2-PROPANEDIOL
CAS:61212-32-6
Formula: C11H13NO3
27185
MW: 207.23
(2RS)-3-(1H-Indol-4-yloxy)-1,2-propanediol, Pindolol Imp. D (EP),

Group : Heterocyclic Compounds

3-(2-CHLORO-6-FLUOROPHENYL)-5-(CHLOROMETHYL)-4-ISOXAZOLYL]CARBOXYLIC ACID METHYL ESTER
Formula: C12H8Cl2FNO3
63623
MW: 304.1

Group : Heterocyclic Compounds

3-(2-CHLOROETHYL)-2,7-DIMETHYL-4H-PYRIDO[1,2-ALPHA]PYRIMIDIN-4-ONE
CAS:58837-31-3
Formula: C12H13ClN2O
22106
MW: 236.7

Group : Heterocyclic Compounds

3-(2-CHLOROETHYL)-2-METHYL-4H-PYRIDO[1,2-ALPHA]PYRIMIDIN-4-ONE
CAS:41078-70-0
Formula: C11H11ClN2O
8324
MW: 222.67
3-(2-Chloroethyl)-2-methylpyrido[1,2-alpha]pyrimidin-4-one

Group : Heterocyclic Compounds

3-(2-CHLOROETHYL)-2-METHYL-9-(BENZYLOXY)-4H-PYRIDO[1,2A]PYRIMIDIN-4-ONE
Formula: C18H17ClN2O2
8322
MW: 328.79

Group : Heterocyclic Compounds

3-(2-CHLOROETHYL)-6,7,8,9-TETRAHYDRO-7-METHOXY-2-METHYL-4H-PYRIDO[1,2-ALPHA]PYRIMIDIN-4-ONE
CAS:130049-80-8
Formula: C12H17ClN2O2
22114
MW: 256.73

Group : Heterocyclic Compounds

3-(2-CHLOROETHYL)-6,7,8,9-TETRAHYDRO-9-HYDROXY-2-METHYL-4H-PYRIDO[1,2-ALPHA]PYRIMIDIN-4-ONE
CAS:130049-82-0
Formula: C11H15ClN2O2
8330
MW: 242.7

3-(2-CHLOROETHYL)OCTAHYDRO-2-HYDROXY-1,3,6,2-OXADIAZAPHOSPHONINE 2-OXIDE
CAS:158401-52-6
Formula: C7H16ClN2O3P
63614
MW: 242.64

Group : Heterocyclic Compounds

3-(2-MERCAPTO-1H-IMIDAZOL-4-YL)PYRIDINE
Formula: C8H7N3S
11528
MW: 177.23

Group : Heterocyclic Compounds

3-(2-THIENYL)-5-ISOXAZOLECARBOXYLIC ACID
CAS:204910-49-6
Formula: C8H5NO3S
67278
MW: 195.2

Group : Heterocyclic Compounds

3-(3,5-DIMETHYL-4-ISOXAZOLYL) -5-HYDROXY-ALPHA-PHENYL-BENZENEMETHANOL
CAS:1429129-68-9
Formula: C18H17NO3
64558
MW: 295.33

Group : Heterocyclic Compounds

3-(3-BROMOPROPYL)PYRIDINE HYDROBROMIDE
CAS:41038-63-5
Formula: C8H11Br2N
21407
MW: 280.99
3-(3-Pyridinyl)propyl Bromide HBr

Group : Heterocyclic Compounds

3-(3-PYRIDINYL)-1-(4-PYRIDINYL)-2-PROPENE-1-ONE-D4
Formula: C13H6D4N2O
D13258
MW: 214.26
3-(3-Pyridinyl)-1-(4-pyridinyl)-2-propen-1-one-d4

Group : Heterocyclic Compounds

3-(4-(2-AMINO-6-(4-BENZYLPIPERAZIN-1-YL) PYRIMIDIN-4-YLOXY)PHENYL)-2-METHYL-2-PHENOXYPROPANOIC ACID
Formula: C31H33N5O4
15946
MW: 539.62

Group : Heterocyclic Compounds

3-(4-CHLOROPHENYL)-1,2,4-OXADIAZOLE-5-BUTANOIC ACID
CAS:439108-15-3
Formula: C12H11ClN2O3
8427
MW: 266.68
4-[3-(4-Chlorophenyl)-1,2,4-oxadiazol-5-yl]butanoic acid

Group : Heterocyclic Compounds

3-(4-FLUOROPHENYL)-1H-INDOLE
CAS:101125-32-0
Formula: C14H10FN
65026
MW: 211.23

3-(4-FLUOROPHENYL)-5-PYRIDINE CARBOXYLIC ACID
CAS:364064-17-5
Formula: C12H8FNO2
15904
MW: 217.2

Group : Heterocyclic Compounds

3-(4-METHYL-4-PIPERIDINYL)PYRIDINE
CAS:1343593-92-9
Formula: C11H16N2
66195
MW: 176.26

Group : Heterocyclic Compounds

3-(5-NITRO-2-THIOPHENE)ACRYLIC ACID
CAS:17163-22-3
Formula: C7H5NO4S
66450
MW: 199.18

Group : Heterocyclic Compounds

3-(5-NITROFURFURYLIDENEAMINO)HYDANTOIC ACID
CAS:63981-22-6
Formula: C8H8N4O6
66407
MW: 256.17

Group : Heterocyclic Compounds

3-(6-AMINO-1,3-DIMETHYL-2,4-DIOXO-1,2,3,4-TETRAHYDRO-5-PYRIMIDINYL) -3-OXOPROPANENITRILE
Formula: C11H12N2O3
6503
MW: 220.22

3-(BROMOMETHYL)-2,4,10-TRIOXATRICYCLO[3.3.1.13,7]DECANE
CAS:157371-80-7
Formula: C8H11BrO3
63322
MW: 235.08

Group : Heterocyclic Compounds

3-(BROMOMETHYL)-3-METHYLOXETANE
CAS:78385-26-9
Formula: C5H9BrO
63346
MW: 165.03

Group : Heterocyclic Compounds

3-(CHLOROACETYL)-N,N-BIS(2-CHLOROETHYL)TETRAHYDRO-2H-1,3,2-OXAZAPHOSPHORIN-2-AMINE-D4
Formula: C9H12D4Cl3N2O3P
D63583
MW: 341.59

Group : Heterocyclic Compounds

3-(CHLOROMETHYL)-6-METHOXYPYRIDAZINE
CAS:41227-73-0
Formula: C6H7ClN2O
63651
MW: 158.59

Group : Heterocyclic Compounds

3-(FORMYLAMINO)-1H-PYRAZOLE-4-CARBOXAMIDE
CAS:22407-20-1
Formula: C5H6N4O2
25753
MW: 154.13
3-Formamidopyrazole-4-carboxamide, Allopurinol Impurity B

Group : Heterocyclic Compounds

3-(FORMYLAMINO)-1H-PYRAZOLE-4-CARBOXYLIC ACID ETHYL ESTER
CAS:31055-19-3
Formula: C7H9N3O3
25754
MW: 183.16
3-Formamidopyrazole-4-carboxylic Acid Ethyl Ester, Ethyl 3-(Formylamino)-1H-pyrazole-4-carboxylate, Allopurinol Impurity E

Group : Heterocyclic Compounds

3-(FORMYLMETHYL)GLUTARIMIDE
CAS:2066-88-8
Formula: C7H9NO3
65039
MW: 155.15

Group : Heterocyclic Compounds

3-(HYDROXYMETHYL) -1-OXY-2,2,5,5-TETRAMETHYLPYRROLIDINE
CAS:27298-75-5
Formula: C9H18NO2
26696
MW: 172.24
3-(Hydroxymethyl)-2,2,5,5-tetramethyl-1-pyrrolidinyloxy, HM-PROXYL, Hydroxymethyl-proxyl, Proxmethol

Group : Heterocyclic Compounds

3-(HYDROXYMETHYL) -3-METHYLOXETANE
CAS:3143-02-0
Formula: C5H10O2
65518
MW: 102.13

Group : Heterocyclic Compounds

3-(HYDROXYMETHYLENE) -6-PHENYL-2,5-PIPERAZINEDIONE
CAS:142975-48-2
Formula: C11H10N2O3
65474
MW: 218.21

Group : Heterocyclic Compounds

3-(ISOTHIOCYANATOMETHYL)-2,2,5,5-TETRAMETHYL-1-PYRROLIDINYLOXY
CAS:78140-52-0
Formula: C10H17N2OS
11248
MW: 213.32
3-(Isothiocyanatomethyl)-PROXYL

Group : Heterocyclic Compounds

3-(METHOXYCARBONYL) -2,2,6,6-TETRAMETHYL-4-OXO-1-PIPERIDINYLOXY
CAS:77874-89-6
Formula: C11H18NO4
27963
MW: 228.26
3-Carboxymethyl-1-oxyl-2,2,6,6-tetramethyl-4-piperidone

Group : Heterocyclic Compounds

3-(N-METHYLPIPERIDINYL)INDOLE
CAS:17403-07-5
Formula: C14H18N2
28620
MW: 214.31
3-(1-Methyl-4-piperidinyl)-1H-indole, Naratriptan Impurity A

Group : Heterocyclic Compounds

3-(PYRIDIN-3-YLMETHYL)-1H-INDOLE
Formula: C14H12N2
33825
MW: 208.25848
ICIG 879,3-(3-Pyridinylmethyl)-1H-indole,beta-(3�-Indolyl)methylpyridine

Group : Heterocyclic Compounds

3-(PYRROLIDIN-3-YL)PYRIDINE
CAS:498548-11-1
Formula: C9H12N2
16046
MW: 148.2

Group : Heterocyclic Compounds

3-(R)-(TERT-BUTOXYCARBONYLAMINO)PYRROLIDINE
CAS:122536-77-0
Formula: C9H18N2O2
63418
MW: 186.25

Group : Heterocyclic Compounds

3-(TRIFLUOROMETHYL)PYRAZOLE
CAS:20154-03-4
Formula: C4H3F3N2
67376
MW: 136.08

Group : Heterocyclic Compounds

3-[(4-METHYL-1-PIPERAZINYLLIMINO)METHYL] RIFAMYCIN O
Formula: C45H58N4O14
66188
MW: 878.96

Group : Heterocyclic Compounds

3-[2-(4-CHLOROPHENOXY) PHENYL]-1,5-DIHYDRO-4-HYDROXY-1-METHYL-2H-PYRROL-2-ONE
CAS:934996-78-8
Formula: C17H14ClNO3
22231
MW: 315.75

Group : Heterocyclic Compounds

3-[2-(5-CYANO-1,2-DIHYDRO-6-HYDROXY-4-METHYL-2-OXO-3-PYRIDINYL) DIAZENYL]-4-METHOXYBENZENESULFONIC ACID
CAS:85539-36-2
Formula: C14H12N4O6S
63808
MW: 364.33

3-[2-(Diaminomethyleneamino)-1,3-thiazol-4-ylmethylsulfinyl]-N-sulfamoylpropanamide (famotidine metabolite)
CAS:1020719-36-1
Formula: C8H14N6O4S3
23650
MW: 354.43
3-[[[2-[(Aminoiminomethyl)amino]-4-thiazolyl]methyl]sulfinyl]-N-(aminosulfonyl)propanamide

Group : Heterocyclic Compounds

3-[2-[(5-ETHYL-2-PYRIDINYL)ETHOXY]PHENYL] PIOGLITAZONE IMPURITY
CAS:952187-99-4
Formula: C34H35N3O4S
64920
MW: 581.72

Group : Heterocyclic Compounds

3-[2-[4-(6-FLUORO-2-BENZOXAZOLYL) -1-PIPERIDINYL]ETHYL]-6,7,8,9-TETRAHYDRO-2-METHYL-4H-PYRIDO[1,2-ALPHA]PYRIMIDIN-4-ONE (RISPERIDONE IMPURITY)
CAS:1005191-81-0
Formula: C23H27FN4O2
25548
MW: 410.48

Group : Heterocyclic Compounds

3-[2-[4-[(Z)-(4-FLUORO-2-[4-(6-FLUORO-1,2-BENZISOXAZOL-3-YL)PIPERIDIN-1-YL)PHENYL](HYDROXYIMINO)METHYL]PIPERIDIN-1-YL]ETHYL]-2-METHYL-6,7,8,9-TETRAHYDRO-4H-PYRIDO[1,2-ALPHA]PYRIMIDIN-4-ONE(RISPERIDONE IMPURITY)
CAS:1346606-24-3
Formula: C35H40F2N6O3
64993
MW: 630.73

Group : Heterocyclic Compounds

3-[2-[4-[4-FLUORO-2-[4-(6-FLUORO-1,2-BENZISOXAZOL-3-YL) PIPERIDIN-1-YL]BENZOLYL]PIPERIDIN-1-YL]ETHYL-2-METHYL-6,7,8,9-TETRAHYDRO-4H-PYRIDO[1,2-ALPHA]PYRIMIDIN-4-ONE (RISPERIDONE IMPURITY)
Formula: C35H39F2N5O3
25585
MW: 615.71
3-[2-[4-4-Fluoro-2-[4-(6-fluorobenzo[d]soxazol-3-yl)piperidin-1-yl]benzolyl]piperidin-1-yl]ethyl-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one

Group : Heterocyclic Compounds

3-[5-(1,5-DIOXO-5-(P-FLUOPHENYLPENTYL]-4R-PHENYL-2-OXAZOLIDINONE
CAS:404874-93-7
Formula: C20H18FNO4
64621
MW: 355.36

Group : Heterocyclic Compounds

3-[5-(2-FLUOROPHENYL)-1,2,4-OXADIAZOL-3-YL]BENZOIC ACID SODIUM SALT
CAS:775304-59-1
Formula: C15H8FN2NaO3
65023
MW: 306.22

Group : Heterocyclic Compounds

3-[5-(4-FLUOROPHENYL)-5-HYDROXY-1-OXOPENTYL]-4-PHENYL-2-OXAZOLIDINONE
Formula: C20H20FNO4
10342
MW: 357.38

Group : Heterocyclic Compounds

3-ACETOXY-2-OXOPROPANOL DIMER
Formula: C10H16O8
62717
MW: 264.23

3-ACETOXY-2-OXOPROPANOL-13C2 DIMER
Formula: C613C4H16O8
C62718
MW: 268.2

3-ACETYL ROCURONIUM BROMIDE
CAS:122483-73-2
Formula: C34H55BrN2O5
62772
MW: 651.71

Group : Heterocyclic Compounds

3-ACETYL-17-DEACETYL ROCURONIUM BROMIDE
CAS:1190105-63-5
Formula: C32H53BrN2O4
62740
MW: 609.68

Group : Heterocyclic Compounds

3-ACETYL-3-CHLORODIHYDROFURANONE
CAS:2986-00-7
Formula: C6H7ClO3
19126
MW: 162.57
2-Chloro-2-(2-hydroxyethyl)acetoacetic Acid ?-lactone, 2-Acetyl-2-chlorobutyrolactone

Group : Heterocyclic Compounds

3-ACETYL-D3 ROCURONIUM BROMIDE
Formula: C34H52D3BrN2O5
D62773
MW: 654.73

Group : Heterocyclic Compounds

3-ACETYLDEOXYNIVALENOL
CAS:50722-38-8
Formula: C17H22O7
62742
MW: 338.35

3-ACETYLHARPAGIDE
CAS:6926-14-3
Formula: C17H26O10
62751
MW: 390.38
8-O-Acetylharpagide

Group : Heterocyclic Compounds

3-ALLYLGLUTARIMIDE
CAS:918868-36-7
Formula: C8H11NO2
62819
MW: 153.18

Group : Heterocyclic Compounds

3-AMINO-1-METHYL-5H-PYRIDO[4,3-BETA]INDOLE-13C2,15N ACETATE
Formula: C1213C2H15N215NO2
CN62911
MW: 260.27

Group : Heterocyclic Compounds

3-AMINO-1H-PYRAZOLE-4-CARBOXYLIC ACID
CAS:41680-34-6
Formula: C4H5N3O2
62923
MW: 127.1

Group : Heterocyclic Compounds

3-AMINO-2-THIOPHENECARBOXYLIC ACID METHYL ESTER
CAS:22288-78-4
Formula: C6H7NO2S
15816
MW: 157.1

Group : Heterocyclic Compounds

3-AMINO-4-BROMOPYRAZOLE
CAS:16461-94-2
Formula: C3H4BrN3
6389
MW: 161.99

Group : Heterocyclic Compounds

3-AMINO-4-CARBOXAMIDOPYRAZOLIUM HYDROGEN SULFATE
Formula: C4H8N4O5S
6419
MW: 224.19

Group : Heterocyclic Compounds

3-AMINO-4-CHLOROPYRIDINE
CAS:20511-15-3
Formula: C5H5ClN2
6445
MW: 128.56
4-Chloro-pyridin-3-ylamine,4-Chloro-3-pyridinamine

Group : Heterocyclic Compounds

3-AMINO-6-BOC-6-AZABENZOCYCLOHEPTANE
CAS:939043-41-1
Formula: C15H22N2O2
62848
MW: 262.35

Group : Heterocyclic Compounds

3-AMINO-FURO[2,3-BETA]PYRIDINE-2-CARBOXYLIC ACID ETHYL ESTER
CAS:371945-06-1
Formula: C10H10N2O3
15647
MW: 206.2

Group : Heterocyclic Compounds

3-AMINOHYDANTOIC ACID
CAS:138-07-8
Formula: C3H7N3O3
62895
MW: 133.11

Group : Heterocyclic Compounds

3-AMINOMETHYL-2,2,5,5-TETRAMETHYL-1-PYRROLIDINYLOXY
CAS:54606-49-4
Formula: C9H19N2O
6687
MW: 171.26
3-Aminomethyl-2,2,5,5-tetramethylpyrrolidine-N-oxyl

Group : Heterocyclic Compounds

3-AMINOPYRAZOLE
CAS:1820-80-0
Formula: C3H5N3
6783
MW: 83.09
1H-Pyrazol-3-amine

Group : Heterocyclic Compounds

3-AMINOPYRIDINE-D6
CAS:1219805-61-4
Formula: D2NC5D4N
D1286
MW: 100.15

Group : Heterocyclic Compounds

3-AMINOPYRROLIDINE DIHCL
CAS:103831-11-4
Formula: C4H10N2�. 2HCl
33053
MW: 159.06

Group : Heterocyclic Compounds

3-BROMO-1-METHYL-1H-PYRAZOLE
CAS:151049-87-5
Formula: C4H5BrN2
15715
MW: 161

Group : Heterocyclic Compounds

3-BROMO-1H-PYRROLO[2,3-BETA]PYRIDINE
CAS:74420-15-8
Formula: C7H5BrN2
16021
MW: 197.03

Group : Heterocyclic Compounds

3-BROMO-2-CHLOROPYRIDINE
CAS:52200-48-3
Formula: C5H3BrClN
68219
MW: 192.44

Group : Heterocyclic Compounds

3-BROMO-2-METHOXY-5-NITROPYRIDINE
CAS:15862-50-7
Formula: C6H5BrN2O3
7783
MW: 233.02
3-Bromo-2-methoxy-5-nitro-pyridine

Group : Heterocyclic Compounds

3-BROMO-4-(DIBROMOMETHYL)-5-HYDROXY-2(5H)-FURANONE
CAS:132059-53-1
Formula: C5H3Br3O3
21250
MW: 350.79
BMX 3

Group : Heterocyclic Compounds

3-BROMO-6-ETHYNYLPYRIDAZINE
Formula: C6H3BrN2
63313
MW: 183.01

Group : Heterocyclic Compounds

3-BROMO-6-PYRIDINECARBONITRILE
Formula: C6H3BrN2
7847
MW: 183.01
2-Cyano-5-bromopyridine,5-Bromopyridine-2-carbonitrile,5-Bromo-2-Cyanopyridine,5-Bromo-2-pyridinecarbonitrile

Group : Heterocyclic Compounds

3-BROMO-S-TRIAZOLO[3,4-ALPHA]PHTHALAZINE
CAS:21537-95-1
Formula: C9H5BrN4
7871
MW: 249.07
3-Bromo-1,2,4-triazolo[3,4-alpha]phthalazine

Group : Heterocyclic Compounds

3-BROMOINDAZOLE
CAS:40598-94-5
Formula: C7H5BrN2
15773
MW: 197.03

Group : Heterocyclic Compounds

3-BROMOPYRIDINE-2-CARBOXYLIC ACID
CAS:30683-23-9
Formula: C6H4BrNO2
7852
MW: 202.01
3-Bromo-pyridine-2-carboxylic acid

Group : Heterocyclic Compounds

3-BROMOPYRIDINE-D4
CAS:66148-14-9
D32372
MW: 162.02

Group : Heterocyclic Compounds

3-BROMOTHIOFURAN
CAS:872-31-1
Formula: C4H3BrS
63352
MW: 163.04

Group : Heterocyclic Compounds

3-CARBOXY-2,2,5,5-TETRAMETHYLPYRROLIDINYL-1-OXY
CAS:2154-68-9
Formula: C9H16NO3
8122
MW: 186.23
2,2,5,5-Tetramethyl-3-carboxypyrrolidine-N-oxyl,3-Carboxy-PROXYL,DL-3-Carboxy-2,2,5,5-tetramethyl-1-pyrrolidinyloxyl,NSC 158842,PCA

Group : Heterocyclic Compounds

3-CHLORO-1,2-BENZISOTHIAZOLE
CAS:7716-66-7
Formula: C7H4ClNS
8247
MW: 169.63

Group : Heterocyclic Compounds

3-CHLORO-4-(DIBROMOMETHYL)-5-HYDROXY-2(5H)-FURANONE
CAS:132059-52-0
Formula: C5H3Br2ClO3
22086
MW: 306.34
BMX 2

Group : Heterocyclic Compounds

3-CHLORO-4-(DICHLOROMETHYL)-5-HYDROXY-2(5H)-FURANONE
CAS:77439-76-0
Formula: C5H3Cl3O3
22087
MW: 217.43
MX, MX (Bacterial Mutagen), Mutagen X

Group : Heterocyclic Compounds

3-CHLORO-4-(DICHLOROMETHYL)-5-HYDROXY-2(5H)-FURANONE-13C5
Formula: 13C5H5Cl3O3
C63599
MW: 222.4

Group : Heterocyclic Compounds

3-CHLORO-4-METHYLPYRIDAZINE
CAS:68206-04-2
Formula: C5H5ClN2
16098
MW: 128.56

Group : Heterocyclic Compounds

3-CHLORO-4-MORPHOLINO-1,2,5-THIADIAZOLE
CAS:30165-96-9
Formula: C6H8ClN3OS
22328
MW: 205.67
3-Morpholino-4-chloro-1,2,5-thiadiazole, 4-(4-Chloro-1,2,5-thiadiazol-3-yl)morpholine

Group : Heterocyclic Compounds

3-CHLORO-5-(3-CHLOROPROPYL)-10,11-DIHYDRO-5H-DIBENZ[B,F]AZEPINE
CAS:51551-41-8
Formula: C17H17Cl2N
8272
MW: 306.23

Group : Heterocyclic Compounds

3-CHLORO-5-METHYLPYRIDAZINE
CAS:89283-31-8
Formula: C5H5ClN2
16097
MW: 128.56

Group : Heterocyclic Compounds

3-CHLORO-6-(1-METHYLETHYL)-1H-INDOLE-2-CARBOXYLIC ACID
CAS:1312137-82-8
Formula: C12H12ClNO2
63680
MW: 237.68

Group : Heterocyclic Compounds

3-CHLORO-6-ETHYNYLPYRIDAZINE
CAS:160510-68-9
Formula: C6H3ClN2
63625
MW: 138.55

Group : Heterocyclic Compounds

3-CHLORO-6-METHYLPYRIDAZINE
CAS:1121-79-5
Formula: C5H5ClN2
16089
MW: 128.56

Group : Heterocyclic Compounds

3-CHLORO-PYRIDINAMINE
CAS:39620-04-7
Formula: C5H5ClN2
15643
MW: 128.56

Group : Heterocyclic Compounds

3-CHLOROPYRAZINE-2-CARBONITRILE
CAS:55557-52-3
Formula: C5H2ClN3
16096
MW: 139.54

3-CHLOROPYRAZINE-2-CARBOXYLIC ACID
CAS:27398-39-6
Formula: C5H3ClN2O2
16106
MW: 158.54

Group : Heterocyclic Compounds

3-CHLOROPYRIDAZINE
CAS:1120-95-2
Formula: C4H3ClN2
16049
MW: 114.53

Group : Heterocyclic Compounds

3-CHLOROPYRIDINE-D4
CAS:1001003-95-7
D32526
MW: 117.57

Group : Heterocyclic Compounds

3-CYANO-2,6-DIHYDROXY-4-METHYLPYRIDINE
CAS:5444-02-0
Formula: C7H6N2O2
63809
MW: 150.13

Group : Heterocyclic Compounds

3-CYANO-6-METHYL-2(1H)-PYRIDINONE
CAS:4241-27-4
Formula: C7H6N2O
63817
MW: 134.14

3-CYANOACETYLINDOLE
Formula: C11H8N2O
8627
MW: 184.19

Group : Heterocyclic Compounds

3-CYANOBENZOIC ACID METHYL ESTER
CAS:13531-48-1
Formula: C9H7NO2
63806
MW: 161.16

Group : Heterocyclic Compounds

3-CYANOPYRIDINE-2,4,5,6-D4
CAS:1020719-32-7
Formula: C6D4N2
D8665
MW: 108.13
Nicotinonitrile-d4

Group : Heterocyclic Compounds

3-CYCLOHEXYL-4,5-DIHYDRO-5-METHYL-5-ISOXAZOLYL ACETIC ACID
Formula: C12H19NO3
63859
MW: 225.28

Group : Heterocyclic Compounds

3-DEAZAGUANOSINE
CAS:56039-11-3
Formula: C11H14N4O5
92261
MW: 282.25
6-Amino-1,5-dihydro-1- beta-D-ribofuranosyl-4H-imidazo[4,5-c]pyridin-4-one; 7-Ribosyl-3-deazaguanine; ICN 4793

Group : Heterocyclic Compounds

3-DEAZAURIDINE
CAS:23205-42-7
Formula: C10H13NO6
22828
MW: 243.21
4-Hydroxy-1-beta-D-ribofuranosyl-2(1H)-pyridinone, 1-beta-D-Ribofuranosyl-4-hydroxy-2-pyridone, 3-Deazuridine, 4-Hydroxy-1-(beta-D-ribofuranosyl)-2-pyridone, NSC 126849

Group : Heterocyclic Compounds

3-DEAZAURIDINE-5��-TRIPHOSPHATE
CAS:54267-16-2
Formula: C10H16NO15P3
63927
MW: 483.15

Group : Heterocyclic Compounds

3-DES(2-METHYLPROPYL)-3-N-BUTYL TETRABENAZINE
CAS:19328-35-9
Formula: C19H27NO3
64183
MW: 317.42

Group : Heterocyclic Compounds

3-DES(2-METHYLPROPYL)-3-N-BUTYL TETRABENAZINE-D9
Formula: C19H18D9NO3
D64184
MW: 326.48

3-DESACETYL VECURONIUM BROMIDE
CAS:73319-13-8
Formula: C32H55BrN2O3
23246
MW: 595.69
1-[(2beta,3alpha,5alpha,16beta,17beta)-17-(alphacetyloxy)-3-hydroxy-2-(1-piperidinyl)androstan-16-yl]-1-methylpiperidinium Bromide, 3-Hydroxyvecuronium Bromide, Org 7268

Group : Heterocyclic Compounds

3-DESETHENYL-3-METHYL CEFIXIME(CEFIXIME,EP,IMPURITY,E)
CAS:72701-01-0
Formula: C15H15N5O7S2
64107
MW: 441.44

Group : Heterocyclic Compounds

3-DESMETHYL-3-(5-OXOHEXYL) PENTOXIFYLLINE
Formula: C18H26N4O4
23498
MW: 362.42
7-Methyl-1,3-bis(5-oxohexyl)-1H-purine-2,6(3H,9H)-dione

Group : Heterocyclic Compounds

3-DODECYLTHIOPHENE
CAS:104934-52-3
Formula: C16H28S
94130
MW: 252.46
3-Dodecanylthiophene

3-EPI-OCHRATOXIN A
CAS:189152-21-4
Formula: C20H18ClNO6
66491
MW: 403.81

Group : Heterocyclic Compounds

3-EPI-OCHRATOXIN A-D5
Formula: C20H13D5ClNO6
D66492
MW: 408.84

Group : Heterocyclic Compounds

3-EPI-OCHRATOXIN B
Formula: C20H19NO6
66493
MW: 369.37

Group : Heterocyclic Compounds

3-EPI-OCHRATOXIN C
Formula: C22H22ClNO6
66494
MW: 431.87

Group : Heterocyclic Compounds

3-EPI-OCHRATOXIN C-D5
Formula: C22H17D5ClNO6
D66495
MW: 436.9

Group : Heterocyclic Compounds

3-ETHYL-2,4-DIMETHYL-1H-PYRROLE
CAS:517-22-6
Formula: C8H13N
64859
MW: 123.2

Group : Heterocyclic Compounds

3-ETHYL-2-IMINE MELOXICAM
Formula: C16H17N3O4S2
25287
MW: 379.45
N-[(2Z)-3-Ethyl-5-methylthiazol-2-(3H)-ylidene]-4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxamide 1,1-Dioxide

Group : Heterocyclic Compounds

3-ETHYL-2-IMINE MELOXICAM-D5
Formula: C16H12D5N3O4S2
D25288
MW: 384.48
N-[(2Z)-3-(Ethyl-d5)-5-methylthiazol-2-(3H)-ylidene]-4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxamide 1,1-Dioxide

Group : Heterocyclic Compounds

3-ETHYL-4-METHYL-3-PYRROLIN-2-ONE
CAS:766-36-9
Formula: C7H11NO
64898
MW: 125.17

Group : Heterocyclic Compounds

3-ETHYL-6,7,8,9-TETRAHYDRO-9-HYDROXY-2-METHYL-4H-PYRIDO[1,2-ALPHA]PYRIMIDIN-4-ONE
CAS:849903-79-3
Formula: C11H16N2O2
64928
MW: 208.26

3-ETHYL-6,7,8,9-TETRAHYDRO-9-HYDROXY-2-METHYL-4H-PYRIDO[1,2-ALPHA]PYRIMIDIN-4-ONE HCL
CAS:849727-64-6
Formula: C11H17ClN2O2
25365
MW: 244.72

Group : Heterocyclic Compounds

3-FLUORO-1,5-DIOXASPIRO[5.5]UNDEC-3-EN-2-ONE
CAS:134878-53-8
Formula: C9H11FO3
64991
MW: 186.18

Group : Heterocyclic Compounds

3-FLUORO-4-HYDROXY-1-PIPERIDINECARBOXYLIC ACID TERT-BUTYL ESTER(MIXTURE,OF,DIASTEREOMERS)
CAS:373604-28-5
Formula: C10H18FNO3
64995
MW: 219.25

Group : Heterocyclic Compounds

3-FLUORO-6-NITROANISOLE
CAS:448-19-1
Formula: C7H6FNO3
65003
MW: 171.13

Group : Heterocyclic Compounds

3-FLUORO-6-NITROANISOLE-D3
Formula: C7H3D3FNO3
D65004
MW: 174.14

3-FURALDEHYDE
CAS:498-60-2
Formula: C5H4O2
65050
MW: 96.08

Group : Heterocyclic Compounds

3-FUROIC ACID
CAS:488-91-7
Formula: C5H4O3
65052
MW: 112.08

Group : Heterocyclic Compounds

3-HEXADECYLTHIOPHENE
CAS:119269-24-8
Formula: C20H36S
95373
MW: 308.56

Group : Heterocyclic Compounds

3-HYDROXY ANAGRELIDE
CAS:733043-41-9
Formula: C10H7Cl2N3O2
26195
MW: 272.09
6,7-Dichloro-1,5-dihydro-3-hydroxyimidazo[2,1-b]quinazolin-2(3H)-one, BCH 24426

Group : Heterocyclic Compounds

3-HYDROXY DEOXY DIHYDRO ARTEMISININ-D3
Formula: C15H21D3O5
D65328
MW: 287.37

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