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CAS号: 105889-80-3 英文名称: (tert-Butoxycarbonyl)oxycefcapene pivoxil 英文同义词: PIVA;Cefcapene Impurity 9;Cefcapene Impurity 2;(tert-Butoxycarbonyl)oxycefcapene pivoxil;pivaloyloxymethyl 7β-[(Z)-2-(2-tert-butoxycarbonylaminothiazol-4-yl)-2-pentenoylamino]-3-carbamoyloxymethyl-3-cephem-4-carboxylate;2,2-Dimethylpropanoyloxymethyl (6R,7R)-7-[(Z)-2-(2-t-Butoxycarbonylaminothiazol-4-yl)pent- 2-enoylamino]-3-carbamoyloxymethyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate;5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[[(aminocarbonyl)oxy]methyl]-7-[[(2Z)-2-[2-[[(1,1-dimethylethoxy)carbonyl]amino]-4-thiazolyl]-1-oxo-2-penten-1-yl]amino]-8-oxo-, (2,2-dimethyl-1-oxopropoxy)methyl ester, (6R,7R)- 中文名称: 叔丁氧羰基头孢卡品酯 中文同义词: 头孢烯烃杂质2;头孢卡品杂质9;叔丁氧羰基头孢卡品酯 分子式: C28H37N5O10S2 分子量: 667.75 密度 : 1.41±0.1 g/cm3(Predicted) 酸度系数(pKa): 4.93±0.70(Predicted)