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共有 52386 条记录
54887-31-9 Clindamycin Phosphate EP Impurity B Methyl 7-chloro-6,7,8-trideoxy-6-[[[(2S,4R)-4-ethyl-1-methylpyrrolidin-2-yl]carbonyl]amino]-1-thio-L-threo-α-D-galacto-octopyranoside 2-(dihydrogen phosphate) Clindamycin Phosphate EP Impurity B Methyl 7-chloro-6,7,8-trideoxy-6-[[[(2S,4R)-4-ethyl-1-methylpyrrolidin-2-yl]carbonyl]amino]-1-thio-L-threo-α-D-galacto-octopyranoside 2-(dihydrogen phosphate) 杂质-对照品 (4家)
1333233-46-7 5-​[2-​Ethoxy-​5-​[(4-​methyl-​1-​piperazinyl)​thioxomethyl]​phenyl]​-​1,​6-​dihydro-​1-​methyl-​3-​propyl-7H-​pyrazolo[4,​3-​d]​pyrimidine-​7-​thione 5-​[2-​Ethoxy-​5-​[(4-​methyl-​1-​piperazinyl)​thioxomethyl]​phenyl]​-​1,​6-​dihydro-​1-​methyl-​3-​propyl-7H-​pyrazolo[4,​3-​d]​pyrimidine-​7-​thione 杂质-对照品 (2家)
153773-82-1 Ertapenem Sodium (4R,5S,6S)-3-[[(3S,5S)-5-[[(3-Carboxyphenyl)amino]carbonyl]-3-pyrrolidinyl]thio]-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic Acid Sodium Salt Ertapenem Sodium (4R,5S,6S)-3-[[(3S,5S)-5-[[(3-Carboxyphenyl)amino]carbonyl]-3-pyrrolidinyl]thio]-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic Acid Sodium Salt 杂质-对照品 (3家)
104933-99-5 Gestodene EP Impurity J 13-Ethylspiro(18,19-dinor-17α-pregna-5,15-dien-20-yne-3,2′-[1,3]dioxolan)-17-ol and-13-ethylspiro(18,19-dinor-17α-pregna-5(10),15-dien-20-yne-3,2′-[1,3]dioxolan)-17-ol Gestodene EP Impurity J 13-Ethylspiro(18,19-dinor-17α-pregna-5,15-dien-20-yne-3,2′-[1,3]dioxolan)-17-ol and-13-ethylspiro(18,19-dinor-17α-pregna-5(10),15-dien-20-yne-3,2′-[1,3]dioxolan)-17-ol 杂质-对照品 (1家)
799268-58-9 1-硬脂酰-2-花生四烯酰磷脂酰-(3,5-二磷酸肌醇)(铵盐) 1-stearoyl-2-arachidonoyl-sn-glycero-3-phospho-(1'-myo-inositol-3',5'-bisphosphate) (ammonium salt) 简写： 18:0-20:4 PI(3,5)P2 1-stearoyl-2-arachidonoyl-sn-glycero-3-phospho-(1'-myo-inositol-3',5'-bisphosphate) (ammonium salt) 杂质-对照品 (1家)
799268-59-0 1-硬脂酰-2-花生四烯酰磷脂酰-(4,5-二磷酸肌醇)(铵盐) 1-stearoyl-2-arachidonoyl-sn-glycero-3-phospho-(1'-myo-inositol-4',5'-bisphosphate) (ammonium salt) 简写： 18:0-20:4 PI(4,5)P2 1-stearoyl-2-arachidonoyl-sn-glycero-3-phospho-(1'-myo-inositol-4',5'-bisphosphate) (ammonium salt) 杂质-对照品 (1家)
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)
943250-66-6 (αS)-3-[2-(2,6-Dimethylphenoxy)acetyl]-N-[(1S,3S,4S)-4-[[2-(2,6-dimethylphenoxy)acetyl]amino]-3-hydroxy-5-phenyl-1-(phenylmethyl)pentyl]tetrahydro-α-(1-methylethyl)-2-oxo-1(2H)-pyrimidineacetamide (αS)-3-[2-(2,6-Dimethylphenoxy)acetyl]-N-[(1S,3S,4S)-4-[[2-(2,6-dimethylphenoxy)acetyl]amino]-3-hydroxy-5-phenyl-1-(phenylmethyl)pentyl]tetrahydro-α-(1-methylethyl)-2-oxo-1(2H)-pyrimidineacetamide 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)
24390-14-5 Doxycycline Hyclate (4S,4aR,5S,5aR,6R,12aS)-4-(Dimethylamino)-3,5,10,12,12a-pentahydroxy-6-methyl-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamide hydrochloride hemiethanol hemihydrate Doxycycline Hyclate (4S,4aR,5S,5aR,6R,12aS)-4-(Dimethylamino)-3,5,10,12,12a-pentahydroxy-6-methyl-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamide hydrochloride hemiethanol hemihydrate 杂质-对照品 (2家)
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