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共有 52147 条记录
1332713-64-0 Losartan EP Impurity F 5-[4'-[[2-Butyl-4-chloro-5-[(isopropyloxy)methyl]-1H-imidazol-1-yl]methyl] [1,1'-biphenyl]-2-yl]-2H-tetrazole Losartan EP Impurity F 5-[4'-[[2-Butyl-4-chloro-5-[(isopropyloxy)methyl]-1H-imidazol-1-yl]methyl] [1,1'-biphenyl]-2-yl]-2H-tetrazole 杂质-对照品 (3家)
115479-40-8 4-Chloro-7-[5-O-[(1,1-dimethylethyl)dimethylsilyl]-2,3-O-(1-methylethylidene) -β-D-ribofuranosyl]-7H-pyrrolo[2,3-d]pyrimidin-2-amine 4-Chloro-7-[5-O-[(1,1-dimethylethyl)dimethylsilyl]-2,3-O-(1-methylethylidene) -β-D-ribofuranosyl]-7H-pyrrolo[2,3-d]pyrimidin-2-amine 杂质-对照品 (1家)
316173-29-2 (1S,2S,3S,4R)-3-[(1S)-1-Amino-2-ethylbutyl]-4-[[(1,1-dimethylethoxy)carbonyl]amino]-2-hydroxycyclopentanecarboxylic Acid Methyl Ester (1S,2S,3S,4R)-3-[(1S)-1-Amino-2-ethylbutyl]-4-[[(1,1-dimethylethoxy)carbonyl]amino]-2-hydroxycyclopentanecarboxylic Acid Methyl Ester 杂质-对照品 (1家)
252893-56-4 (3β,5Z,7E,24R)-3-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]-24-hydroxy-9,10-secochola-5,7,10(19)-triene-24-carboxylic Acid Methyl Ester (3β,5Z,7E,24R)-3-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]-24-hydroxy-9,10-secochola-5,7,10(19)-triene-24-carboxylic Acid Methyl Ester 杂质-对照品 (1家)
99614-01-4 (anhydrous) 103639-04-9 (dihydrate) Ondansetron HCl Dihydrate 1,2,3,9-Tetrahydro-9-methyl-3-[(2-methyl-1H-imidazol-1-yl)methyl]-4H-carbazol-4-one hydochloride dihydrate Ondansetron HCl Dihydrate 1,2,3,9-Tetrahydro-9-methyl-3-[(2-methyl-1H-imidazol-1-yl)methyl]-4H-carbazol-4-one hydochloride dihydrate 杂质-对照品 (1家)
1391053-50-1 (Acid) Oxymetazoline EP Impurity A Oxymetazoline USP RC A N-(2-Aminoethyl)-2-[4-(1,1-dimethylethyl)-3-hydroxy-2,6-dimethylphenyl]acetamide Oxymetazoline EP Impurity A Oxymetazoline USP RC A N-(2-Aminoethyl)-2-[4-(1,1-dimethylethyl)-3-hydroxy-2,6-dimethylphenyl]acetamide 杂质-对照品 (1家)
85193-88-0 p-Nitrophenyl 2-Acetamido-2-deoxy-4-O-(2’,3’,4’,6’-tetra-O-acetyl-β-D-galactopyranosyl)-3,6-di-O-acetyl-β-D-glucopyranoside p-Nitrophenyl 2-Acetamido-2-deoxy-4-O-(2’,3’,4’,6’-tetra-O-acetyl-β-D-galactopyranosyl)-3,6-di-O-acetyl-β-D-glucopyranoside 杂质-对照品 (1家)
162849-95-8 N-[(1S,2S,4S)-4-[[(1,1-Dimethylethoxy)carbonyl]amino]-2-hydroxy-5-phenyl-1-(phenylmethyl)pentyl]carbamic Acid 5-Thiazolylmethyl Ester N-[(1S,2S,4S)-4-[[(1,1-Dimethylethoxy)carbonyl]amino]-2-hydroxy-5-phenyl-1-(phenylmethyl)pentyl]carbamic Acid 5-Thiazolylmethyl Ester 杂质-对照品 (1家)
1544361-23-0 Benzene, 1,​1'-​[(1R,​2R,​3S,​4S)​-​3,​4-​dimethyl-​1,​2-​cyclobutanediyl]​bis[2,​4-​dimethoxy-​, rel- Benzene, 1,​1'-​[(1R,​2R,​3S,​4S)​-​3,​4-​dimethyl-​1,​2-​cyclobutanediyl]​bis[2,​4-​dimethoxy-​, rel- 杂质-对照品 (1家)
1357474-92-0 (sulfate salt) Clopidogrel Acid Ethyl Ester (HCl Salt) Ethyl (2S)-(o-chlorophenyl)[6,7-dihydro thieno [3,2-c]pyridine-5(4H)-yl]acetate hydrochloride Clopidogrel Acid Ethyl Ester (HCl Salt) Ethyl (2S)-(o-chlorophenyl)[6,7-dihydro thieno [3,2-c]pyridine-5(4H)-yl]acetate hydrochloride 杂质-对照品 (1家)
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