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共有 40658 条记录
204074-53-3 (5S,15S)-5,15-Bis[(tert-butyloxy)carbonyl]-10-[(5S)-6-(tert-butyloxy)-6-oxo-5-[[(benzyloxy)carbonyl]amino]hexyl]-8,12-dihydroxy-3-oxo-1-phenyl-2-oxa-4,10,16-triazaheptadecan-17-oic Acid Benzyl Ester (5S,15S)-5,15-Bis[(tert-butyloxy)carbonyl]-10-[(5S)-6-(tert-butyloxy)-6-oxo-5-[[(benzyloxy)carbonyl]amino]hexyl]-8,12-dihydroxy-3-oxo-1-phenyl-2-oxa-4,10,16-triazaheptadecan-17-oic Acid Benzyl Ester 杂质-对照品 (1家)
722504-45-2 (Sodium Salt) 136657-41-5 (Acid) Pravastatin EP Impurity E (3R,5R)-3,5-Dihydroxy-7-[(1S,2S,6S,8S,8aR)-6-hydroxy-8-[[(2S,3S)-3-hydroxy-2-methylbutanoyl]oxy]-2-methyl-1,2,6,7,8,8a-hexahydro naphthalen-1-yl] heptanoic acid sodium salt Pravastatin EP Impurity E (3R,5R)-3,5-Dihydroxy-7-[(1S,2S,6S,8S,8aR)-6-hydroxy-8-[[(2S,3S)-3-hydroxy-2-methylbutanoyl]oxy]-2-methyl-1,2,6,7,8,8a-hexahydro naphthalen-1-yl] heptanoic acid sodium salt 杂质-对照品 (1家)
1013621-79-8 Acarbose EP Impurity A O-4,6-Dideoxy-4-[[(1S,4R,5S,6S)-4,5,6-trihydroxy-3-(hydroxymethyl) cyclohex-2-enyl]amino]-α-D-glucopyranosyl-(1→4)-O-α-D-glucopyranosyl-(1→4)-D-arabino-hex-2-ulopyranose   Acarbose EP Impurity A O-4,6-Dideoxy-4-[[(1S,4R,5S,6S)-4,5,6-trihydroxy-3-(hydroxymethyl) cyclohex-2-enyl]amino]-α-D-glucopyranosyl-(1→4)-O-α-D-glucopyranosyl-(1→4)-D-arabino-hex-2-ulopyranose   杂质-对照品 (1家)
1610758-19-4 Dabigatran Etexilate Isopropyl Ester Analog 3-{[(2-{[(4-{N'-Hexyloxycarbonyl carbamimidoyl}phenyl)amino]methyl}-1-methyl-1H-benzimidazol-5-yl)carbonyl]-pyridin-2-yl-amino)propanoic acid isopropyl ester Dabigatran Etexilate Isopropyl Ester Analog 3-{[(2-{[(4-{N'-Hexyloxycarbonyl carbamimidoyl}phenyl)amino]methyl}-1-methyl-1H-benzimidazol-5-yl)carbonyl]-pyridin-2-yl-amino)propanoic acid isopropyl ester 杂质-对照品 (1家)
63775-95-1 Cyclosporin B Cyclo[L-alanyl-D-alanyl-N-methyl-L-leucyl-N-methyl-L-leucyl-N-methyl-L-valyl-3-hydroxy-N,4-dimethyl-L-2-amino-6-octenoyl-L-alanyl-N-methylglycyl-N-methyl-L-leucyl-L-valyl-N-methyl-L-leucyl Cyclosporin B Cyclo[L-alanyl-D-alanyl-N-methyl-L-leucyl-N-methyl-L-leucyl-N-methyl-L-valyl-3-hydroxy-N,4-dimethyl-L-2-amino-6-octenoyl-L-alanyl-N-methylglycyl-N-methyl-L-leucyl-L-valyl-N-methyl-L-leucyl 杂质-对照品 (1家)
63775-96-2 Cyclosporin D Cyclo[L-alanyl-D-alanyl-N-methyl-L-leucyl-N-methyl-L-leucyl-N-methyl-L-valyl-3-hydroxy-N,4-dimethyl-L-2-amino-6-octenoyl-L-valyl-N-methylglycyl-N-methyl-L-leucyl-L-valyl-N-methyl-L-leucyl] Cyclosporin D Cyclo[L-alanyl-D-alanyl-N-methyl-L-leucyl-N-methyl-L-leucyl-N-methyl-L-valyl-3-hydroxy-N,4-dimethyl-L-2-amino-6-octenoyl-L-valyl-N-methylglycyl-N-methyl-L-leucyl-L-valyl-N-methyl-L-leucyl] 杂质-对照品 (1家)
125354-16-7  Docetaxel EP Impurity G 5β,20-Epoxy-1,7β-dihydroxy-9-oxotax-11-ene-2α,4,10β,13α-tetrayl 4,10-diacetate 2-benzoate 13-[(2R,3S)-3-[[(1,1-dimethylethoxy)carbonyl]amino]-2-hydroxy-3-henylpropanoate]   Docetaxel EP Impurity G 5β,20-Epoxy-1,7β-dihydroxy-9-oxotax-11-ene-2α,4,10β,13α-tetrayl 4,10-diacetate 2-benzoate 13-[(2R,3S)-3-[[(1,1-dimethylethoxy)carbonyl]amino]-2-hydroxy-3-henylpropanoate]   杂质-对照品 (1家)
104010-37-9 Ceftiofur Sodium (6R)-(6-alpha,7-beta-(Z))-7-(((2-Amino-4-thiazolyl)(methoxyimino)acetyl)amino)-3-(((2-furanylcarbonyl)thio)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid sodium salt Ceftiofur Sodium (6R)-(6-alpha,7-beta-(Z))-7-(((2-Amino-4-thiazolyl)(methoxyimino)acetyl)amino)-3-(((2-furanylcarbonyl)thio)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid sodium salt 杂质-对照品 (1家)
167842-64-0 Mupirocin EP Impurity F 7-[[(2E)-4-[(2S,3R,4R,5S)-3,4-Dihydroxy-5-[[(2S,3S)-3-[(1S, 2S)-2-hydroxy-1-methylpropyl]oxiranyl]methyl]tetrahydro2H-pyran-2-yl]-3-methylbut-2-enoyl]oxy]heptanoic acid sodium salt Mupirocin EP Impurity F 7-[[(2E)-4-[(2S,3R,4R,5S)-3,4-Dihydroxy-5-[[(2S,3S)-3-[(1S, 2S)-2-hydroxy-1-methylpropyl]oxiranyl]methyl]tetrahydro2H-pyran-2-yl]-3-methylbut-2-enoyl]oxy]heptanoic acid sodium salt 杂质-对照品 (1家)
59787-61-0 Cyclosporin C Cyclo[L-alanyl-D-alanyl-N-methyl-L-leucyl-N-methyl-L-leucyl-N-methyl-L-valyl-3-hydroxy-N,4-dimethyl-L-2-amino-6-octenoyl-L-threonyl-N-methylglycyl-N-methyl-L-leucyl-L-valyl-N-methyl-L-leucyl] Cyclosporin C Cyclo[L-alanyl-D-alanyl-N-methyl-L-leucyl-N-methyl-L-leucyl-N-methyl-L-valyl-3-hydroxy-N,4-dimethyl-L-2-amino-6-octenoyl-L-threonyl-N-methylglycyl-N-methyl-L-leucyl-L-valyl-N-methyl-L-leucyl] 杂质-对照品 (1家)
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