| | | CASPOFUNGIN (BASE)
CAS:162808-62-0
Formula: C52H88N10O15
1093.31
RM-C190650
N-((2R,6S,9S,11R,12S,14aS,15S,20S,23S,25aS)-20-((R)-3-amino-1-hydroxypropyl)-12-((2-aminoethyl)amino)-23-((1S,2S)-1,2-dihydroxy-2-(4-hydroxyphenyl)ethyl)-2,11,15-trihydroxy-6-((R)-1-hydroxyethyl)-5,8,14,19,22,25-hexaoxotetracosahydro-1H-dip CASPOFUNGIN ACETATE C0 ANALOG
Formula: C52H88N10O15*2C2H4O2
1093.33*120.10
RM-C190603
N-((2R,6S,9S,11R,12S,14aS,16R,20S,23S,25aS)-20-((R)-3-amino-1-hydroxypropyl)-12-((2-aminoethyl)amino)-23-((1S,2S)-1,2-dihydroxy-2-(4-hydroxyphenyl)ethyl)-2,11,16-trihydroxy-6-((R)-1-hydroxyethyl)-5,8,14,19,22,25-hexaoxotetracosahydro-1H-dip Caspofungin Dimer Impurity 33
Formula: C102H168N18O30
2126.56
RM-C190644
(2S,4R)-N-((2S,3S,4S)-1-(((2S,3R)-5-amino-1-((2S,3S)-2-carbamoyl-3-hydroxypyrrolidin-1-yl)-3-hydroxy-1-oxopentan-2-yl)amino)-3,4-dihydroxy-4-(4-hydroxyphenyl)-1-oxobutan-2-yl)-1-(((2R,4S,E)-5-((2-(((2R,6S,9S,11R,12S,14aS,15S,20S,23S,25aS)-2 CASPOFUNGIN IMPURITY 1
CAS:150283-04-8
Formula: C50H82N8O16
1051.25
RM-C190611
(10R,12S)-N-((2R,6S,9S,11R,12R,14aS,15S,20S,23S,25aS)-20-((R)-3-amino-1-hydroxypropyl)-23-((1S,2S)-1,2-dihydroxy-2-(4-hydroxyphenyl)ethyl)-2,11,12,15-tetrahydroxy-6-((R)-1-hydroxyethyl)-5,8,14,19,22,25-hexaoxotetracosahydro-1H-dipyrrolo[2,1 CASPOFUNGIN IMPURITY 11
Formula: C52H88N10O14
1077.33
RM-C190621
N-((2R,6S,9S,11R,12S,14aS,20S,23S,25aS)-20-((R)-3-amino-1-hydroxypropyl)-12-((2-aminoethyl)amino)-23-((1S,2S)-1,2-dihydroxy-2-(4-hydroxyphenyl)ethyl)-2,11-dihydroxy-6-((R)-1-hydroxyethyl)-5,8,14,19,22,25-hexaoxotetracosahydro-1H-dipyrrolo[2 Caspofungin Impurity 12
Formula: C51H86N10O15
1079.3
RM-C190622
N-((2R,6S,9S,11R,12S,14aS,15S,20S,23S,25aS)-20-((R)-3-amino-1-hydroxypropyl)-12-((2-aminoethyl)amino)-23-((1S,2S)-1,2-dihydroxy-2-(4-hydroxyphenyl)ethyl)-2,11,15-trihydroxy-6-(hydroxymethyl)-5,8,14,19,22,25-hexaoxotetracosahydro-1H-dipyrrol CASPOFUNGIN IMPURITY 13
Formula: C102H166N18O29
2108.55
RM-C190623
(4R)-N-((2S,4S)-1-(((2S,3R)-5-amino-1-((2S,3S)-2-carbamoyl-3-hydroxypyrrolidin-1-yl)-3-hydroxy-1-oxopentan-2-yl)amino)-3,4-dihydroxy-4-(4-hydroxyphenyl)-1-oxobutan-2-yl)-1-(((2R,3Z,5Z)-5-((2-(((2R,6S,9S,11R,12S,14aS,15S,20S,23S,25aS)-20-((R CASPOFUNGIN IMPURITY 15
Formula: C102H168N18O30
2126.56
RM-C190625
(2S,4R)-N-((2S,3S,4S)-1-(((2S,3R)-5-amino-1-((2S,3S)-2-carbamoyl-3-hydroxypyrrolidin-1-yl)-3-hydroxy-1-oxopentan-2-yl)amino)-3,4-dihydroxy-4-(4-hydroxyphenyl)-1-oxobutan-2-yl)-1-(((2R,4S,Z)-5-((2-(((2R,6S,9S,11R,12S,14aS,15S,20S,23S,25aS)-2 CASPOFUNGIN IMPURITY 16
Formula: C102H166N18O29
2108.55
RM-C190626
(2S,4R)-N-((2S,3S,4S)-1-(((2S,3R)-5-amino-1-((2S,3S)-2-carbamoyl-3-hydroxypyrrolidin-1-yl)-3-hydroxy-1-oxopentan-2-yl)amino)-3,4-dihydroxy-4-(4-hydroxyphenyl)-1-oxobutan-2-yl)-1-(((2R,3Z,5Z)-5-((2-(((2R,6S,9S,11R,12S,14aS,15S,20S,23S,25aS)- CASPOFUNGIN IMPURITY 17
Formula: C52H88N10O16
1109.33
RM-C190627
N-((2R,6S,9S,11R,12S,14aS,15S,20S,23S,25aS)-20-((R)-3-amino-1-hydroxypropyl)-23-((1S,2S)-1,2-dihydroxy-2-(4-hydroxyphenyl)ethyl)-2,11,15-trihydroxy-12-((2-(hydroxyamino)ethyl)amino)-6-((R)-1-hydroxyethyl)-5,8,14,19,22,25-hexaoxotetracosahyd Caspofungin Impurity 18
Formula: C54H90N10O16
1135.37
RM-C190628
N-((2R,6S,9S,11R,12S,14aS,15S,20S,23S,25aS)-12-((2-acetamidoethyl)amino)-20-((R)-3-amino-1-hydroxypropyl)-23-((1S,2S)-1,2-dihydroxy-2-(4-hydroxyphenyl)ethyl)-2,11,15-trihydroxy-6-((R)-1-hydroxyethyl)-5,8,14,19,22,25-hexaoxotetracosahydro-1H CASPOFUNGIN IMPURITY 19
Formula: C102H168N18O30
2126.56
RM-C190629
(10R,12S)-N-((2R,6S,9S,11R,12S,14aS,15S,20S,23S,25aS)-20-((R)-3-amino-1-hydroxypropyl)-12-(((R)-3-((2R,6S,9S,11R,12S,14aS,15S,20S,23S,25aS)-12-((2-aminoethyl)amino)-23-((1S,2S)-1,2-dihydroxy-2-(4-hydroxyphenyl)ethyl)-9-((10R,12S)-10,12-dime CASPOFUNGIN IMPURITY 2
Formula: C50H80N8O16
1049.23
RM-C190612
(10R,12S)-N-((2R,6S,9S,11R,12R,14aS,15S,20S,23S,25aS)-20-((R)-3-amino-1-hydroxy-3-oxopropyl)-2,11,12,15-tetrahydroxy-23-((R)-2-hydroxy-2-(4-hydroxyphenyl)ethyl)-6-((R)-1-hydroxyethyl)-5,8,14,19,22,25-hexaoxotetracosahydro-1H-dipyrrolo[2,1-c CASPOFUNGIN IMPURITY 20
Formula: C51H86N10O15
1079.3
RM-C190630
(S)-N-((2R,6S,9S,11R,12S,14aS,15S,20S,23S,25aS)-20-((R)-3-amino-1-hydroxypropyl)-12-((2-aminoethyl)amino)-23-((1S,2S)-1,2-dihydroxy-2-(4-hydroxyphenyl)ethyl)-2,11,15-trihydroxy-6-((R)-1-hydroxyethyl)-5,8,14,19,22,25-hexaoxotetracosahydro-1H CASPOFUNGIN IMPURITY 21
Formula: C52H88N10O15
1093.33
RM-C190631
(10R,12S)-N-((2R,6S,9S,11R,12S,14aS,15S,20S,23S,25aS)-20-((R)-3-amino-1-hydroxypropyl)-12-((2-aminoethyl)amino)-23-((1S,2R)-1,2-dihydroxy-2-(4-hydroxyphenyl)ethyl)-2,11,15-trihydroxy-6-((R)-1-hydroxyethyl)-5,8,14,19,22,25-hexaoxotetracosahy CASPOFUNGIN IMPURITY 22
Formula: C52H87N9O16
1094.32
RM-C190632
(10R,12S)-N-((2R,6S,9R,11R,12R,14aS,15S,20S,23S,25aS)-20-((R)-3-amino-1-hydroxypropyl)-12-(2-aminoethoxy)-23-((1S,2S)-1,2-dihydroxy-2-(4-hydroxyphenyl)ethyl)-2,11,15-trihydroxy-6-((R)-1-hydroxyethyl)-5,8,14,19,22,25-hexaoxotetracosahydro-1H CASPOFUNGIN IMPURITY 23
Formula: C50H80N8O17
1065.23
RM-C190633
N-((2R,6S,9S,11R,12R,14aS,15S,20S,23S,25aS)-20-((R)-3-amino-1-hydroxy-3-oxopropyl)-23-((1S,2S)-1,2-dihydroxy-2-(4-hydroxyphenyl)ethyl)-2,11,12,15-tetrahydroxy-6-((R)-1-hydroxyethyl)-5,8,14,19,22,25-hexaoxotetracosahydro-1H-dipyrrolo[2,1-c:2 CASPOFUNGIN IMPURITY 26
Formula: C52H87N11O16
1122.33
RM-C190636
(10R,12S)-N-((2R,9S,11R,12S,14aS,15S,20S,25aS)-20-((R)-3-amino-1-hydroxypropyl)-12-((2-aminoethyl)(nitroso)amino)-23-((1S,2S)-1,2-dihydroxy-2-(4-hydroxyphenyl)ethyl)-2,11,15-trihydroxy-6-((R)-1-hydroxyethyl)-5,8,14,19,22,25-hexaoxotetracosa CASPOFUNGIN IMPURITY 27
CAS:144074-96-4
Formula: C50H80N8O17
1065.23
RM-C190638
N-((2R,6S,9S,11R,12R,14aS,16R,20S,23S,25aS)-20-((R)-3-amino-1-hydroxy-3-oxopropyl)-23-((1S,2S)-1,2-dihydroxy-2-(4-hydroxyphenyl)ethyl)-2,11,12,16-tetrahydroxy-6-((R)-1-hydroxyethyl)-5,8,14,19,22,25-hexaoxotetracosahydro-1H-dipyrrolo[2,1-c:2 Caspofungin Impurity 28
Formula: C51H86N10O15
1079.3
RM-C190639
(R)-N-((2R,6S,9S,11R,12S,14aS,15S,20S,23S,25aS)-20-((R)-3-amino-1-hydroxypropyl)-12-((2-aminoethyl)amino)-23-((1S,2S)-1,2-dihydroxy-2-(4-hydroxyphenyl)ethyl)-2,11,15-trihydroxy-6-((R)-1-hydroxyethyl)-5,8,14,19,22,25-hexaoxotetracosahydro-1H Caspofungin Impurity 29
Formula: C52H90N10O14
1079.35
RM-C190640
(2R,6S,9S,11R,12S,14aS,15S,20S,23S,25aS)-20-((R)-3-amino-1-hydroxypropyl)-12-((2-aminoethyl)amino)-23-((1S,2S)-1,2-dihydroxy-2-(4-hydroxyphenyl)ethyl)-9-(((10R,12S)-10,12-dimethyltetradecyl)amino)-2,11,15-trihydroxy-6-((R)-1-hydroxyethyl)he CASPOFUNGIN IMPURITY 3
Formula: C50H80N8O16
1049.23
RM-C190613
(10R,12S)-N-((2R,6S,9S,11R,14aS,15S,20S,23S,25aS)-20-((R)-3-amino-1-hydroxy-3-oxopropyl)-23-((1S,2S)-1,2-dihydroxy-2-(4-hydroxyphenyl)ethyl)-2,11,15-trihydroxy-6-((R)-1-hydroxyethyl)-5,8,14,19,22,25-hexaoxotetracosahydro-1H-dipyrrolo[2,1-c: Caspofungin Impurity 30
Formula: C54H93N11O15
1136.4
RM-C190641
(10R,12S)-N-((2R,6S,9S,11R,14aS,15S,20S,23S,25aS)-20-((R)-3-amino-1-hydroxypropyl)-12-((2-((2-aminoethyl)amino)ethyl)amino)-23-((1S,2S)-1,2-dihydroxy-2-(4-hydroxyphenyl)ethyl)-2,11,15-trihydroxy-6-((R)-1-hydroxyethyl)-5,8,14,19,22,25-hexaox Caspofungin Impurity 31
Formula: C50H80N8O15
1033.23
RM-C190642
(10R,12S)-N-((2R,6S,9S,11R,14aS,15S,20S,23S,25aS,E)-20-((R)-3-amino-1-hydroxypropyl)-23-((1S,2S)-1,2-dihydroxy-2-(4-hydroxyphenyl)ethyl)-2,11,15-trihydroxy-6-((R)-1-hydroxyethyl)-5,8,14,19,22,25-hexaoxo-2,3,5,6,7,8,9,10,11,14,14a,15,16,17,1 CASPOFUNGIN IMPURITY 4
CAS:1202167-57-4
Formula: C51H86N10O15
1079.3
RM-C190614
(10R,12S)-N-((2R,6S,9S,11R,12S,14aS,15S,20S,23S,25aS)-20-((R)-3-amino-1-hydroxypropyl)-12-((2-aminoethyl)amino)-23-((1S,2S)-1,2-dihydroxy-2-(4-hydroxyphenyl)ethyl)-2,11,15-trihydroxy-6-(hydroxymethyl)-5,8,14,19,22,25-hexaoxotetracosahydro-1 CASPOFUNGIN IMPURITY 5
Formula: C102H168N18O30
2126.56
RM-C190615
(2S,4R)-N-((2S,3S,4S)-1-(((2S,3R)-5-amino-1-((2S,3S)-2-carbamoyl-3-hydroxypyrrolidin-1-yl)-3-hydroxy-1-oxopentan-2-yl)amino)-3,4-dihydroxy-4-(4-hydroxyphenyl)-1-oxobutan-2-yl)-1-(((2S,4S,Z)-5-((2-(((2R,6S,9S,11R,12S,14aS,15S,20S,23S,25aS)-2 Caspofungin Impurity 6
CAS:1671884-42-6
Formula: C52H88N10O16
1109.33
RM-C190616
(10R,12S)-N-((2R,6S,9S,11R,12R,14aS,15S,20S,23S,25aS)-20-((R)-3-amino-1-hydroxypropyl)-12-((2-aminoethyl)(hydroxy)amino)-23-((1S,2S)-1,2-dihydroxy-2-(4-hydroxyphenyl)ethyl)-2,11,15-trihydroxy-6-((R)-1-hydroxyethyl)-5,8,14,19,22,25-hexaoxote CASPOFUNGIN IMPURITY 8
CAS:1404083-47-1
Formula: C52H86N10O16
1107.31
RM-C190618
(10R,12S)-N-((2R,6S,9S,11R,12S,14aS,15S,20S,23S,25aS)-20-((R)-3-amino-1-hydroxy-3-oxopropyl)-12-((2-aminoethyl)amino)-23-((1S,2S)-1,2-dihydroxy-2-(4-hydroxyphenyl)ethyl)-2,11,15-trihydroxy-6-((R)-1-hydroxyethyl)-5,8,14,19,22,25-hexaoxotetra CASPOFUNGIN IMPURITY B
Formula: C52H88N10O15
1093.31
RM-C190602
(10R,12S)-N-((2R,6S,9S,11R,12R,14aS,15S,20S,23S,25aS)-20-((R)-3-amino-1-hydroxypropyl)-12-((2-aminoethyl)amino)-23-((1S,2S)-1,2-dihydroxy-2-(4-hydroxyphenyl)ethyl)-2,11,15-trihydroxy-6-((R)-1-hydroxyethyl)-5,8,14,19,22,25-hexaoxotetracosahy CASPOFUNGIN IMPURITY E
Formula: C53H90N10O15 2 C2H4O2
1107.34 120.10
RM-C190605
N-((2R,6S,9S,11R,12S,14aS,15S,20S,23S,25aS)-20-((R)-3-amino-1-hydroxypropyl)-12-((2-aminoethyl)amino)-23-((1S,2S)-1,2-dihydroxy-2-(4-hydroxyphenyl)ethyl)-2,11,15-trihydroxy-6-((R)-1-hydroxyethyl)-16-methyl-5,8,14,19,22,25-hexaoxotetracosahy Caspofungin Impurity G
Formula: C52H88N10O14
1077.33
RM-C190617
(10R,12S)-N-((2R,6S,9S,11R,12S,14aS,20S,23S,25aS)-20-((R)-3-amino-1-hydroxypropyl)-12-((2-aminoethyl)amino)-23-((1S,2S)-1,2-dihydroxy-2-(4-hydroxyphenyl)ethyl)-2,11-dihydroxy-6-((R)-1-hydroxyethyl)-5,8,14,19,22,25-hexaoxotetracosahydro-1H-d Caspofungin Impurity I
Formula: C52H88N10O15
1093.31
RM-C190610
(10R,12S)-N-((2R,6S,9S,11R,12S,14aS,16R,20S,23S,25aS)-20-((R)-3-amino-1-hydroxypropyl)-12-((2-aminoethyl)amino)-23-((1S,2S)-1,2-dihydroxy-2-(4-hydroxyphenyl)ethyl)-2,11,16-trihydroxy-6-((R)-1-hydroxyethyl)-5,8,14,19,22,25-hexaoxotetracosahy Caspofungin Nitroso Impurity 32
Formula: C52H87N11O16
1122.33
RM-C190643
(10R,12S)-N-((2R,6S,9S,11R,12R,14aS,15S,20S,23S,25aS)-20-((R)-3-amino-1-hydroxypropyl)-12-((2-aminoethyl)(nitroso)amino)-23-((1S,2S)-1,2-dihydroxy-2-(4-hydroxyphenyl)ethyl)-2,11,15-trihydroxy-6-((R)-1-hydroxyethyl)-5,8,14,19,22,25-hexaoxote Caspofungin Nitroso Impurity 34
Formula: C53H89N11O16
1135.65
RM-C190645
(10R,12S)-N-((2R,6S,9S,12R,13R,15aS,16S,21R,24S,26aS)-21-((S)-3-amino-1-hydroxypropyl)-13-((2-aminoethyl)(nitroso)amino)-24-((1S,2S)-1,2-dihydroxy-2-(4-hydroxyphenyl)ethyl)-2,12,16-trihydroxy-6-((S)-1-hydroxyethyl)-5,8,15,20,23,26-hexaoxote CASPOFUNGIN PNEUMOCANDIN B0 IMPURITY
CAS:135575-42-7
Formula: C50H80N8O17
1065.21
RM-C190601
(10R,12S)-N-((2R,6S,9S,11R,12R,14aS,15S,20S,23S,25aS)-20-((R)-3-amino-1-hydroxy-3-oxopropyl)-23-((1S,2S)-1,2-dihydroxy-2-(4-hydroxyphenyl)ethyl)-2,11,12,15-tetrahydroxy-6-((R)-1-hydroxyethyl)-5,8,14,19,22,25-hexaoxotetracosahydro-1H-dipyrro CASPOFUNGIN-D4
CAS:1131958-73-0
Formula: C52H84D4N10O15
1097.36
RM-C190637
N-((2R,6S,9S,11R,12S,14aS,15S,20S,23S,25aS)-20-((R)-3-amino-1-hydroxypropyl)-12-((2-aminoethyl-1,1,2,2-d4)amino)-23-((1S,2S)-1,2-dihydroxy-2-(4-hydroxyphenyl)ethyl)-2,11,15-trihydroxy-6-((R)-1-hydroxyethyl)-5,8,14,19,22,25-hexaoxotetracosah Cefadroxil Impurity 35
Formula: C48H48N8O14S2
1025.07
RM-C042435
(6R,7R)-7-((2R,5R,11R,14R)-14-amino-8-(4-carboxy-5-methyl-3,6-dihydro-2H-1,3-thiazin-2-yl)-2,5,11,14-tetrakis(4-hydroxyphenyl)-4,7,10,13-tetraoxo-3,6,9,12-tetraazatetradecanamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxy CEFAMANDOLE IMPURITY 16
Formula: C17H14N2O6S
374.37
RM-C130416
(R)-2-(((5aR,6R)-1,7-Dioxo-1,3,4,5a,6,7-hexahydroazeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl)amino)-2-oxo-1-phenylethyl formate Cefathiamidine Impurity 13
Formula: C17H24N4O4S2
412.52
RM-C062032
2-(((5aR,6R)-1,7-dioxo-1,4,5a,6-tetrahydro-3H,7H-azeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl)amino)-2-oxoethyl (E)-N,N'-diisopropylcarbamimidothioate CEFATHIAMIDINE IMPURITY D
CAS:905712-22-3
Formula: C17H24N4O4S2
412.53
RM-C062004
2-(((5aR,6R)-1,7-dioxo-1,3,4,5a,6,7-hexahydroazeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl)amino)-2-oxoethyl N,N'-diisopropylcarbamimidothioate CEFAZEDONE IMPURITY 3
Formula: C15H11Cl2N3O5S
416.24
RM-C050603
2-(3,5-dichloro-4-oxopyridin-1(4H)-yl)-N-((5aR,6R)-1,7-dioxo-1,3,4,5a,6,7-hexahydroazeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl)acetamide CEFAZOLIN EP IMPURITY G
CAS:1172998-53-6
Formula: C11H10N6O4S
322.3
RM-C062709
N-((5aR,6R)-1,7-dioxo-1,3,4,5a,6,7-hexahydroazeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl)-2-(1H-tetrazol-1-yl)acetamide CEFCAPENE PIVOXIL IMPURITY 1
Formula: C16H16N4O4S2
392.45
RM-C031601
(Z)-2-(2-aminothiazol-4-yl)-N-((5aS,6R)-1,7-dioxo-1,3,4,5a,6,7-hexahydroazeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl)pent-2-enamide Cefdinir CP Impurity M;Cefdinir lactone(USP)
CAS:946573-41-7
Formula: C14H13N5O5S2
395.41
RM-C061413
(Z)-2-(2-aminothiazol-4-yl)-2-(hydroxyimino)-N-((5aR,6R)-3-methyl-1,7-dioxo-1,3,4,5a,6,7-hexahydroazeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl)acetamide CEFDINIR IMPURITY 10
Formula: C14H13N5O5S2
395.41
RM-C061436
(Z)-2-(2-aminothiazol-4-yl)-2-(hydroxyimino)-N-((3R,5aR,6R)-3-methyl-1,7-dioxo-1,3,4,5a,6,7-hexahydroazeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl)acetamide Cefdinir Impurity 31
Formula: C28H24N10O9S4
772.8
RM-C061457
(6R,7R)-7-((Z)-2-(2-aminothiazol-4-yl)-2-(hydroxyimino)acetamido)-N-(4-((Z)-1-(hydroxyimino)-2-(((5aR,6R)-3-methyl-1,7-dioxo-1,4,5a,6-tetrahydro-3H,7H-azeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl)amino)-2-oxoethyl)thiazol-2-yl)-8-oxo-3-vinyl-5- CEFDINIR IMPURITY 9
Formula: C14H13N5O5S2
395.41
RM-C061435
(E)-2-(2-aminothiazol-4-yl)-2-(hydroxyimino)-N-((5aR,6R)-3-methyl-1,7-dioxo-1,3,4,5a,6,7-hexahydroazeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl)acetamide Cefepime Impurity 27
Formula: C34H39N11O10S4
889.99
RM-C161327
(6R,7R)-7-((E)-2-(2-((R)-2-((R,E)-4-(2-aminothiazol-4-yl)-5,8-dioxo-2,9-dioxa-3,6-diazadec-3-en-7-yl)-7-oxo-1,2,5,7-tetrahydropyrrolo[3,4-d][1,3]thiazin-6(4H)-yl)thiazol-4-yl)-2-(methoxyimino)acetamido)-3-((1-methylpyrrolidin-1-ium-1-yl)met Cefepime Impurity 30
Formula: C27H31N8O7S3*Cl
675.77*35.45
RM-C161330
1-(((6R,7R)-7-((Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-2-(((5aR,6R)-1,7-dioxo-1,4,5a,6-tetrahydro-3H,7H-azeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl)carbamoyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl)methyl)-1-methylpyrroli Cefixime Impurity 30
Formula: C16H15N5O7S2
453.45
RM-C241356
2-(((Z)-(1-(2-aminothiazol-4-yl)-2-(((5aR,6R)-3-methyl-1,7-dioxo-1,3,4,5a,6,7-hexahydroazeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl)amino)-2-oxoethylidene)amino)oxy)acetic acid Cefixime Impurity 40; Mannitol Impurity 66
Formula: C22H29N5O13S2
635.62
RM-C241366
(12R,13R,14R,15R,Z)-5-(2-aminothiazol-4-yl)-12,13,14,15,16-pentahydroxy-2-((2R)-5-methyl-7-oxo-1,2,5,7-tetrahydro-4H-furo[3,4-d][1,3]thiazin-2-yl)-4,9-dioxo-7,10-dioxa-3,6-diazahexadec-5-enoic acid Cefixime Impurity 41; Mannitol Impurity 67
Formula: C22H29N5O13S2
635.62
RM-C241367
(12S,13S,14S,15S,Z)-5-(2-aminothiazol-4-yl)-12,13,14,15,16-pentahydroxy-8-((2R)-5-methyl-7-oxo-1,2,5,7-tetrahydro-4H-furo[3,4-d][1,3]thiazin-2-yl)-6,9-dioxo-3,10-dioxa-4,7-diazahexadec-4-enoic acid Cefixime Impurity 43; Mannitol Impurity 69
Formula: C22H31N5O13S2
637.63
RM-C241369
(12R,13R,14R,15R,Z)-5-(2-aminothiazol-4-yl)-12,13,14,15,16-pentahydroxy-8-((2R)-5-methyl-7-oxohexahydro-4H-furo[3,4-d][1,3]thiazin-2-yl)-6,9-dioxo-3,10-dioxa-4,7-diazahexadec-4-enoic acid Cefixime Impurity 44; Mannitol Impurity 70
Formula: C22H33N5O13S2
639.65
RM-C241370
(5R,12R,13R,14R,15R)-5-(2-aminothiazol-4-yl)-12,13,14,15,16-pentahydroxy-2-((2R)-5-methyl-7-oxohexahydro-4H-furo[3,4-d][1,3]thiazin-2-yl)-4,9-dioxo-7,10-dioxa-3,6-diazahexadecanoic acid Cefmetazole Impurity 83
Formula: C10H8Cl2N2O4S
323.14
RM-C132711
2,2-dichloro-N-((5aR,6R)-1,7-dioxo-1,4,5a,6-tetrahydro-3H,7H-azeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl)acetamide CEFMETAZOLE LACTONE
CAS:70993-70-3
Formula: C13H13N3O5S2
355.39
RM-C132601
2-((cyanomethyl)thio)-N-((5aR,6S)-6-methoxy-1,7-dioxo-1,3,4,5a,6,7-hexahydroazeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl)acetamide CEFMETAZOLE SODIUM IMPURITY 27
Formula: C13H14N6O5S2
398.42
RM-C132653
N-((5aR,6S)-6-methoxy-1,7-dioxo-1,3,4,5a,6,7-hexahydroazeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl)-2-((1-methyl-1H-tetrazol-5-yl)thio)acetamide Cefminox Sodium Impurity 38
Formula: C30H36N10O13S5
904.98
RM-C131438
(6R,7S)-7-(2-(((S)-2-((S)-2-amino-3-((2-(((5aR,6S)-6-methoxy-1,7-dioxo-1,4,5a,6-tetrahydro-3H,7H-azeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl)amino)-2-oxoethyl)thio)propanamido)-2-carboxyethyl)thio)acetamido)-7-methoxy-3-(((1-methyl-1H-tetrazol CEFMINOX SODIUM IMPURITY 6
Formula: C14H17N3O7S2
403.43
RM-C131406
(S)-2-amino-3-((2-(((5aR,6S)-6-methoxy-1,7-dioxo-1,3,4,5a,6,7-hexahydroazeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl)amino)-2-oxoethyl)thio)propanoic acid CEFOPERAZONE IMPURITY 24
Formula: C18H18N8O5S3
522.57
RM-C061751
(6R,7R)-7-amino-N-((5aR,6R)-1,7-dioxo-1,4,5a,6-tetrahydro-3H,7H-azeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl)-3-(((1-methyl-1H-tetrazol-5-yl)thio)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxamide |
