拉西地平系列杂质对照品
拉西地平杂质对照品A Ethyl Methyl (E)-4-{2-[2-(tert-Butoxycarbonyl) vinyl] phenyl}-1,4-dihydro-2,6-dimethyl-pyridine-3,5-dicarboxylate
拉西地平杂质对照品B Diethyl (E)-4-{2-[2-(tert-Butoxy-carbonyl) vinyl] phenyl}-2,6-dimethylpyridine-3,5-dicarboxylate
拉西地平杂质对照品C Diethyl(Z)-4-{2-[2-(tert-butoxycarbonyl)vinyl] phenyl}-1,4-dihydro-2,6-dimethylpyridine-3,5-dicarboxylate
Cefepime 头孢吡肟 88040-23-7? C19H24N6O5S2
Cefepime Impurities A 头孢吡肟杂质A
Cefepime Impurities B 头孢吡肟杂质B
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