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CAS号: 203007-73-2 英文名称: Cefprozil IMpurity L 英文同义词: Cefprozil IMpurity L;Cefprozil Impurity 12（Cefprozil EP Impurity L）;2-hydroxyethyl (2R)-2-amino-2-(4-hydroxyphenyl)acetate;Benzeneacetic acid, α-amino-4-hydroxy-, 2-hydroxyethyl ester, (αR)-;Cefprozil EP impurity L/2-hydroxyethyl (R)-2-amino-2-(4-hydroxyphenyl)acetate/D(-)-4-Hydroxyphenylglycine Hydroxy Ethyl Ester 中文名称: 头孢丙烯杂质L 中文同义词: 头孢丙烯杂质L;头孢丙烯杂质6;头孢丙烯杂质L(EP) 分子式: C10H13NO4 分子量: 211.21