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共有 22211 条记录
900811-52-1 [(1S,3S)-3-[[4-Methoxy-3-(3-methoxypropoxy)phenyl]methyl]-4-methyl-1-[(2S, 4R)-tetrahydro-4-(1-methylethyl)-5-oxo-2-furanyl]pentyl]carbamic Acid 1,1-tert-Butyl Ester [(1S,3S)-3-[[4-Methoxy-3-(3-methoxypropoxy)phenyl]methyl]-4-methyl-1-[(2S, 4R)-tetrahydro-4-(1-methylethyl)-5-oxo-2-furanyl]pentyl]carbamic Acid 1,1-tert-Butyl Ester 杂质-对照品 (1家)
866030-35-5 [(1S,3S)-3-[[4-Methoxy-3-(3-methoxypropoxy)phenyl]methyl]-4-methyl-1-[(2S, 4S)-tetrahydro-4-(1-methylethyl)-5-oxo-2-furanyl]pentyl]carbamic Acid 1,1-tert-Butyl Ester [(1S,3S)-3-[[4-Methoxy-3-(3-methoxypropoxy)phenyl]methyl]-4-methyl-1-[(2S, 4S)-tetrahydro-4-(1-methylethyl)-5-oxo-2-furanyl]pentyl]carbamic Acid 1,1-tert-Butyl Ester 杂质-对照品 (1家)
 139481-58-6 Candesartan Cilexetil EP Impurity A 2-Ethoxy-1-[[2-[1-(triphenylmethyl)-1H-tetrazol-5-yl][1,1?-biphenyl]-4-yl]methyl]-1H-benzimidazole-7-carboxylic Acid ethyl ester Candesartan Cilexetil EP Impurity A 2-Ethoxy-1-[[2-[1-(triphenylmethyl)-1H-tetrazol-5-yl][1,1?-biphenyl]-4-yl]methyl]-1H-benzimidazole-7-carboxylic Acid ethyl ester 杂质-对照品 (1家)
1099474-28-8 Atorvastatin 2-Fluoro t-Butyl Ester (3R,5R)-7-[3-(Phenylcarbamoyl)-5-(2-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoic acid t-butyl ester Atorvastatin 2-Fluoro t-Butyl Ester (3R,5R)-7-[3-(Phenylcarbamoyl)-5-(2-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoic acid t-butyl ester 杂质-对照品 (2家)
272778-12-8 (4R)-3-[(2S,5R)-5-(4-Fluorophenyl)-2-[(R)-[(4-fluorophenyl)amino][4-[(trimethylsilyl)oxy]phenyl]methyl]-1-oxo-5-[(trimethylsilyl)oxy]pentyl]-4-phenyl-2-oxazolidinone (4R)-3-[(2S,5R)-5-(4-Fluorophenyl)-2-[(R)-[(4-fluorophenyl)amino][4-[(trimethylsilyl)oxy]phenyl]methyl]-1-oxo-5-[(trimethylsilyl)oxy]pentyl]-4-phenyl-2-oxazolidinone 杂质-对照品 (1家)
1598416-07-9 (1R,​3R)​-2-Aacetyl-​1-​(1,​3-​benzodioxol-​5-​yl)​-​2,​3,​4,​9-​tetrahydro-​1H-​pyrido[3,​4-​b]​indole-​3-​carboxylic Acid (1R,​3R)​-2-Aacetyl-​1-​(1,​3-​benzodioxol-​5-​yl)​-​2,​3,​4,​9-​tetrahydro-​1H-​pyrido[3,​4-​b]​indole-​3-​carboxylic Acid 杂质-对照品 (1家)
1048973-04-1 (1S,3R,7S,8S,8aR)-1,2,3,7,8,8a-Hexahydro-3,7-dimethyl-8-[2-[(2R,4R)-tetrahydro-4-hydroxy-6-oxo-2H-pyran-2-yl]ethyl]-1-naphthalenyl Ester (2Z)-2-Methyl-2-butenoic Acid (1S,3R,7S,8S,8aR)-1,2,3,7,8,8a-Hexahydro-3,7-dimethyl-8-[2-[(2R,4R)-tetrahydro-4-hydroxy-6-oxo-2H-pyran-2-yl]ethyl]-1-naphthalenyl Ester (2Z)-2-Methyl-2-butenoic Acid 杂质-对照品 (1家)
474943-27-6 1-硬脂酰-2-二十二碳六烯酰基磷脂酰甘油(钠盐) 1-stearoyl-2-docosahexaenoyl-sn-glycero-3-phospho-(1'-rac-glycerol) (sodium salt) 简写： 18:0-22:6 PG 1-stearoyl-2-docosahexaenoyl-sn-glycero-3-phospho-(1'-rac-glycerol) (sodium salt) 杂质-对照品 (1家)
1159195-67-1 Zafirlukast Decyclopentyl Methyl Ester N-[3-[[2-Methoxy-4-[[[(2-methylphenyl)sulfonyl]amino]carbonyl]phenyl]methyl]-1-methyl-1H-indol-5-yl]carbamic acid methyl ester Zafirlukast Decyclopentyl Methyl Ester N-[3-[[2-Methoxy-4-[[[(2-methylphenyl)sulfonyl]amino]carbonyl]phenyl]methyl]-1-methyl-1H-indol-5-yl]carbamic acid methyl ester 杂质-对照品 (1家)
1346602-17-2 Tadalafil Dioxolone Impurity (6R,12aR)-6-(Benzo[d][1,3]dioxol-2-one-5-yl)-2-methyl-2,3,6,7,12,12a-hexahydro pyrazino [1′,2′:1,6]-pyrido[3,4-b]indole-1,4-dione   Tadalafil Dioxolone Impurity (6R,12aR)-6-(Benzo[d][1,3]dioxol-2-one-5-yl)-2-methyl-2,3,6,7,12,12a-hexahydro pyrazino [1′,2′:1,6]-pyrido[3,4-b]indole-1,4-dione   杂质-对照品 (3家)
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