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共有 52147 条记录
142926-07-6 Diltiazem EP Impurity C (2S,3S)-5-[2-(Dimethylamino)ethyl]-2-(4-hydroxyphenyl)-4-oxo-2,3,4,5-tetrahydro-1,5-benzothiazepin-3-yl acetate HCl Diltiazem EP Impurity C (2S,3S)-5-[2-(Dimethylamino)ethyl]-2-(4-hydroxyphenyl)-4-oxo-2,3,4,5-tetrahydro-1,5-benzothiazepin-3-yl acetate HCl 杂质-对照品 (7家)
308357-81-5 4-[(1E,3S,5Z,8R/S,10S)-3,11-Bis-{[tert-butyl(dimethyl)silyl]oxy}-2,6,10-trimethyl-8-(phenylsulfonyl)undeca-1,5-dienyl]-2-methyl-1,3-thiazole 4-[(1E,3S,5Z,8R/S,10S)-3,11-Bis-{[tert-butyl(dimethyl)silyl]oxy}-2,6,10-trimethyl-8-(phenylsulfonyl)undeca-1,5-dienyl]-2-methyl-1,3-thiazole 杂质-对照品 (1家)
60166-92-9 Iopamidol EP Impurity E (1S)-2-[[3,5-Bis[[2-Hydroxy-1-(hydroxymethyl)ethyl]carbamoyl]-2,4,6-triiodophenyl]amino]-1-methyl-2-oxoethylacetate Iopamidol EP Impurity E (1S)-2-[[3,5-Bis[[2-Hydroxy-1-(hydroxymethyl)ethyl]carbamoyl]-2,4,6-triiodophenyl]amino]-1-methyl-2-oxoethylacetate 杂质-对照品 (5家)
1788899-70-6 Iopamidol EP Impurity K N,N’-Bis[2-Hydroxy-1-(hydroxymethyl)ethyl]-5-[[(2S)-2-hydroxypropanoyl]amino]-2,4-diiodobenzene-1,3-dicarboxamide Iopamidol EP Impurity K N,N’-Bis[2-Hydroxy-1-(hydroxymethyl)ethyl]-5-[[(2S)-2-hydroxypropanoyl]amino]-2,4-diiodobenzene-1,3-dicarboxamide 杂质-对照品 (5家)
51529-02-3 Flupentixol trans-Isomer Dihydrochloride (E)-4-[3-[2-(Trifluoromethyl)-9H-thioxanthen-9-ylidene]propyl]-1-piperazineethanol dihydrochloride Flupentixol trans-Isomer Dihydrochloride (E)-4-[3-[2-(Trifluoromethyl)-9H-thioxanthen-9-ylidene]propyl]-1-piperazineethanol dihydrochloride 杂质-对照品 (2家)
165315-97-9 [4-[(2-Amino-3-methyl-1-oxobutyl)amino]-2-hydroxy-5-phenyl-1-(phenylmethyl) pentyl]-carbamic Acid 5-Thiazolylmethyl Ester Monohydrochloride [4-[(2-Amino-3-methyl-1-oxobutyl)amino]-2-hydroxy-5-phenyl-1-(phenylmethyl) pentyl]-carbamic Acid 5-Thiazolylmethyl Ester Monohydrochloride 杂质-对照品 (1家)
165049-28-5 N-[4-[2-(2-Amino-4,7-dihydro-4-oxo-3H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl]benzoyl]-L-glutamic Acid 1,5-Diethyl Ester 4-Methylbenzenesulfonate N-[4-[2-(2-Amino-4,7-dihydro-4-oxo-3H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl]benzoyl]-L-glutamic Acid 1,5-Diethyl Ester 4-Methylbenzenesulfonate 杂质-对照品 (1家)
1246817-77-5 N-[S-Methanethiosulfonylcystaminyl]diethylenetriaminepentaacetic Acid, Monoamide (2:1 mixture of penta-acid to monoamide; approximately 30%) N-[S-Methanethiosulfonylcystaminyl]diethylenetriaminepentaacetic Acid, Monoamide (2:1 mixture of penta-acid to monoamide; approximately 30%) 杂质-对照品 (1家)
764659-72-5 (2R,5S)-5-(4-Amino-5-fluoro-2-oxo-1(2H)-pyrimidinyl)-1,3-oxathiolane-2-carboxylic Acid (1R,2S,5R)-5-Methyl-2-(1-methylethyl)cyclohexyl Ester (2R,5S)-5-(4-Amino-5-fluoro-2-oxo-1(2H)-pyrimidinyl)-1,3-oxathiolane-2-carboxylic Acid (1R,2S,5R)-5-Methyl-2-(1-methylethyl)cyclohexyl Ester 杂质-对照品 (1家)
76420-77-4 (rac) Enalapril EP Impurity F (2S)-1-[(2S)-2-[[(1S)-1-(Butoxycarbonyl)-3- phenylpropyl]amino]propanoyl]pyrrolidine-2-carboxylic acid hydrochloride Enalapril EP Impurity F (2S)-1-[(2S)-2-[[(1S)-1-(Butoxycarbonyl)-3- phenylpropyl]amino]propanoyl]pyrrolidine-2-carboxylic acid hydrochloride 杂质-对照品 (1家)
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