| | (S)-5-Hydroxy-2-(3-hydroxy-4-methoxyphenyl)-7-((2S,3S,4S,5S)-3,4,5-trihydroxy-6-(((2R,4S,5R)-3,4,5-trihydroxy-6-methyl-tetrahydro-2H-pyran-2-yloxy)methyl)-tetrahydro-2H-pyran-2-yloxy)-2,3-dihydrochromen-4-one CAS:520-26-3 Hesperidin Diosmin EP Impurity B HSP00 (ßR,dR,1S,2S,6S,8S,8aR)-1,2,6,7,8,8a-Hexahydro-ß,d,6-trihydroxy-2-methyl-8-[(2S)-2-methyl-1-oxobutoxy]-1-naphthaleneheptanoic acid 1,1,3,3-tetramethylbutylamine salt CAS:151006-14-3 Pravastatin TMBA Salt Pravastatin 1,1,3,3-Tetrame PVS78 (ßR,dR,1S,2S,6S,8S,8aR)-1,2,6,7,8,8a-Hexahydro-ß,d,6-trihydroxy-2-methyl-8-[(2S)-2-methyl-1-oxobutoxy]-1-naphthaleneheptanoic acid sodium salt CAS:81131-70-6 Pravastatin sodium PVS00N (ßR,dR,1S,2S,8S,8aR)-1,2,6,7,8,8a-Hexahydro-ß,d-dihydroxy-2-methyl-8-[(2S)-2-methyl-1-oxobutoxy]-6-oxo-1-naphthaleneheptanoic acid CAS:201423-59-8 Pravastatin 6-Oxo Impurity (Acid) PVS60A (ßR,dR,1S,2S,8S,8aR)-1,2,6,7,8,8a-Hexahydro-ß,d-dihydroxy-2-methyl-8-[(2S)-2-methyl-1-oxobutoxy]-6-oxo-1-naphthaleneheptanoic acid sodium salt Pravastatin 6-Oxo Impurity (Na) PVS60N (Z)-2-((6S,8S,9R,10S,11S,13S,14S,16R)-2-chloro-6,9-difluoro-11-hydroxy-10,13,16-trimethyl-3-oxo-7,8,9,11,12,13,15,16-octahydro-3H-cyclopenta[a]phenanthren-17(6H,10H,14H)-ylidene)-2-hydroxyacetaldehyde CAS:67212-85-5 Halometasone RC 3 HMT63 (Z)-2-((6S,8S,9R,10S,11S,13S,14S,16R)-6,9-Difluoro-11-hydroxy-10,13,16-trimethyl-3-oxo-7,8,9,11,12,13,15,16-octahydro-3H-cyclopenta[a]phenanthren-17(6H,10H,14H)-ylidene)-2-hydroxyacetaldehyde CAS:28400-50-2 Flumethasone Impurity 7 ?17-Flumethasone 21-Aldeh FMP57 (Z)-2-(2-Aminothiazol-4-yl)-2-(hydroxyimino)-N-{(3RS,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 CAS:946573-41-7 Cefdinir Lactone (USP) Cefdinir Impurity E CFD55 (Z)-2-(2-Aminothiazol-4-yl)-N-((5aR,6R)-1,7-dioxo-1,3,4,5a,6,7-hexahydroazeto[2,1-b]thieno[3,4-d][1,3]thiazin-6-yl)-2-(methoxyimino)acetamide CAS:120882-23-7 Ceftiofur Thiolactone CTF57 [(1,2-Dihydro-5,6,17,19,21-pentahydroxy-23- methoxy-2,4,12,16,18,20,22-heptamethyl-1,11-dioxo-2,7-(epoxypentadeca[1,11,13]trienimino)naphtho[2,1-b]furan-9-yl)oxy]acetic acid 21-acetate CAS:13929-35-6 Rifaximin EP Impurity B Rifamycin B Rifamycin EP RFX02 [(1aS,8R,8aR,8bS)-8a-Hydroxy-6-methoxy-1,5-dimethyl-4,7-dioxo-1,1a,2,4,7,8,8a,8b-octahydroazirino[2',3'3,4]pyrrolo[1,2-a]indol-8-yl] methyl carbamate CAS:4055-40-7 Mitomycin EP Impurity C Mitomycin B MTM03 [(1aS,8S,8aR,8bS)-6,8a-Dimethoxy-5-methyl-4,7-dioxo-1,1a,2,4,7,8,8a,8b-octahydroazirino[2',3'3,4]pyrrolo[1,2-a]-indol-8-yl]methyl carbamate CAS:4055-39-4 Mitomycin EP Impurity B Mitomycin A Mitomycin 6- MTM02 [(1aS,8S,8aR,8bS)-6-Amino-8a-methoxy-5-methyl-4,7-dioxo-1,1a,2,4,7,8,8a,8b-octahydroazirino[2',3'3,4]pyrrolo[1,2-a]-indol-8-yl] methyl carbamate CAS:50-07-7 Mitomycin Mitomycin C MTM00 [(1S,2S,4S,5R,6S,6aR,10aS,11S)-8-Amino-5-methoxy-9-methyl-7,10-dioxo-2,3,6,6a,7,10-hexahydro-1,2,5-metheno-1H,5H-imidazo[2,1-i]indol-6-yl] methyl carbamate CAS:111750-67-5 Mitomycin EP Impurity D Albomitomycin C MTM04 [(2S,3E,5E,7E,9S,11R,13R,14R,15E,17R,20S,21R)-14,20-Dihydroxy-22-[(1S,3R,4R)-4-hydroxy-3-methoxycyclohexyl]-2,13-dimethoxy-3,9,11,15,17,21-hexamethyl-12,18-dioxo-3,5,7,15-docosatetraen-1-yl]tetrahydro-2-hydroxy-3-methyl-2H-pyran-2-yl]-2-oxoacetyl]-2-piper CAS:185107-79-3 Rapamycin Open-Ring Acid 34-Hydroxy Sirolimus Se RPM34 [1S-[1a,3a,4ß,6a,7ß,8ß(2S*,4S*),8aß]]-Butanoic Acid 2,2-Dimethyl-1,2,3,4,6,7,8,8a- octahydro-4,6-dihydroxy-3,7-dimethyl-8-[2-(tetrahydro-4-hydroxy-6-oxo-2H-pyran-2-yl) ethyl]-1-naphthalenyl ester CAS:198818-02-9 Simvastatin Dihydro Diol Impurity 3',5'-Dihydro D SVS42 [2R-[2a,2(S*),3a,6ß[2S*,3E,5E,7E,9S*,11R*,13R*,14R*,15E,17R*,19E/Z,21R*,22(1S*,3R*,4R*)]]]-1-[Oxo[tetrahydro-2-hydroxy-6-[14-hydroxy-22-(4-hydroxy-3-methoxycyclohexyl)-2,13-dimethoxy-3,9,11,15,17,21-hexamethyl-12,18-dioxo-3,5,7,15,19-docosapentaenyl]-3-me CAS:148554-65-8 Rapamycin Open-Ring Anhydro Acid Sodium Salt Seco RPM35N [2R-[2a,2(S*),3a,6ß[2S*,3E,5E,7E,9S*,11R*,13R*,14R*,15E,17R*,19E/Z,21R*,22(1S*,3R*,4R*)]]]-1-[Oxo[tetrahydro-2-hydroxy-6-[14-hydroxy-22-(4-hydroxy-3-methoxycyclohexyl)-2,13-dimethoxy-3,9,11,15,17,21-hexamethyl-12,18-dioxo-3,5,7,15,19-docosapentaenyl]-3-me CAS:147438-27-5 Rapamycin Open-Ring Anhydro Acid Secorapamycin RPM35A [2S-(2a,3ß,3aa,6a,6aa,9a,10aß,10ba)]-Decahydro-3,6,9-trimethyl-10aH-9,10b-epoxypyrano[4,3,2-jk][2]benzoxepin-2-ol acetate CAS:90935-12-9 Artemisinin O-Acetyl Deoxy Dihydro Impurity ATX67 [3R-[3R*(1R*,3R*,4R*),4E,6S*,7S*,10R*,11E,14S*,16S*,17R*,18S*,20R*,21R*,28aS*]]-7,8,10,13,14,15,16,17,18,19,20,21,26,27,28,28a-Hexadecahydro-7,21-dihydroxy-3-(4-hydroxy-3-methoxycyclohexyl)-16,18-dimethoxy-4,6,12,14,20-pentamethyl-10-(2-propenyl)-17,21-ep CAS:131944-48-4 Tacrolimus Rearrangement Lactone TCL62 [3S-[3R*[1R*,2R*,4(1S*,3S*,4S*)],6S*,10R*,12R*,13R*,14R*,16S*,17S*,24aR*]]-6,9, 10,11,12,13,14,15,16,17,22,23,24,24a-Tetradecahydro-17-hydroxy-3-[2-hydroxy-4-(4-hydroxy-3-methoxycyclohexyl)-1,3-dimethyl-3-butenyl]-12,14-dimethoxy-8,10,16-trimethyl-6-(2-p CAS:134590-88-8 Tacrolimus Lactone Isomer Iso-Tacrolimus Iso-FK- TCL43 [3S-[3R*[E(1S*,3S*,4S*)],4S*,5R*,8S*,9E,12R*,14R*,15S*,16R*,18S*,19S*,25aR*]]- 3,4,5,6,8,11,12,13,14,15,16,17,18,19,23,24,25,25a-Octadecahydro-5,19-dihydroxy-3-[2-(4-hydroxy-3-methoxycyclohexyl)-1-methylethenyl]-14,16-dimethoxy-4,10,12,18-tetramethyl-8-(2 CAS:123719-19-7 Tacrolimus Desketo Impurity 9-Norketo Tacrolimus TCL53 [4S-(4a,4aa,5aa,12aa)]-4-(Dimethylamino)-7-(ethylmethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,10,12,12a-tetrahydroxy-1,11-dioxo-2-naphthacenecarboxamide CAS:32598-29-1 Sancycline 7-Ethylmethylamino Impurity (Base) SCC51B [4S-(4a,4aa,5aa,12aa)]-4-(Dimethylamino)-7-(ethylmethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,10,12,12a-tetrahydroxy-1,11-dioxo-2-naphthacenecarboxamide CAS:32598-29-1 Minocycline 7-Ethyl Analog (Base) 7-Ethylmethylam MNC72B [4S-(4a,4aa,5aa,12aa)]-4-(Dimethylamino)-7-(ethylmethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,10,12,12a-tetrahydroxy-1,11-dioxo-2-naphthacenecarboxamide HCl CAS:149934-25-8 Sancycline 7-Ethylmethylamino Impurity (HCl) SCC51H [4S-(4a,4aa,5aa,12aa)]-4-(Dimethylamino)-7-(ethylmethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,10,12,12a-tetrahydroxy-1,11-dioxo-2-naphthacenecarboxamide HCl CAS:149934-25-8 Minocycline 7-Ethyl Analog (HCl) 7-Ethylmethylami MNC72H 1,2,3,6,7,11b-Hexahydro-2-[(cis-4-hydroxycyclohexyl)carbonyl]-4H-pyrazino[2,1-a]isoquinolin-4-one cis-(+/-)-1,2,3,6,7,11b-Hexahydro-2-[(4-hydroxycyclohexyl)carbonyl]- 4H-pyrazino[2,1-a]isoquinolin-4-one CAS:134924-68-8 Praziquantel cis-Hydroxy Impurity PQT51 1,2-Dihydro-5,6,9,17,19,21-hexahydroxy-23-methoxy-2,4,12,16,18,20,22-heptamethyl-1,11-dioxo-2,7-(epoxypentadeca[1,11,13]trienimino)naphtho[2,1-b]furan-8-carboxaldehyde 21-acetate CAS:13292-22-3 Rifamycin 3-Formyl 3-Formylrifampicin SV RMC53 1-((3S,8R,9S,10R,13S,14S)-3-Hydroxy-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl)ethanone CAS:1162-53-4 Pregnenolone 16-Dehydro PNL60 1-((3S,8S,9S,10R,13S,14S,17S)-3-HYDROXY-10,13-DIMETHYL-2,3,4,7,8,9,10,11,12,13,14,15,16,17-TETRADECAHYDRO-1H-CYCLOPENTA[A]PHENANTHREN-17-YL)ETHANONE CAS:145-13-1 Pregnenolone PNL00 1-((3S,9R,10S,13S,14R,17S)-3-Hydroxy-10,13-dimethyl-2,3,4,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl)ethanone CAS:1819-14-3 Dydrogesterone Impurity 1 DYD51 1-((3S,9S,10R,13S,14R,17S)-3-Hydroxy-10,13-dimethyl-2,3,4,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl)ethanone CAS:1158830-87-5 Pregnenolone 7,8-Dehydro PNL78 1-((8R,9S,10R,13S,14S)-10,13-Dimethyl-17-(pyridin-3-yl)-2,7,8,9,10,11,12,13,14,15-decahydro-1H-cyclopenta[a]phenanthren-3-yl)ethanone Abiraterone Anhydro 3-Acetyl Impurity 3-Deoxy-3-a ABR63 1-({(4R,7S,10S,13S,16S,19R)-19-(Acetylamino)-7-(2-amino-2-oxoethyl)-10-(3-amino-3-oxopropyl)-16-(4-hydroxybenzoyl)-13-[(1S)-1-methylpropyl]-6,9,12,15,18-pentaoxo-1,2-dithia-5,8,11,14,17-pentaazacycloicosan-4-yl}carbonyl)-L-prolyl-L-leucylglycinamide CAS:10551-48-1 Oxytocin N-Acetyl Analog OTN50 |