9
CAS号: 97232-96-7 英文名称: (E)-CefuroxiMe Axetil DISCONTINUED 英文同义词: anti-cefuroxime axetil;Cefuroxime EP Impurity B;Cefuroxime Axetil EP Imp B;Cefuroxime Axetil Anti Isomer;Cefuroxime Axetil EP Impurity B;(E)-CefuroxiMe Axetil DISCONTINUED;Cefuroxime Axetil EP Impurity B (Mixture ofDiastereomers);5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[[(aminocarbonyl)oxy]methyl]-7-[[(2E)-2-(2-furanyl)-2-(methoxyimino)acetyl]amino]-8-oxo-, 1-(acetyloxy)ethyl ester, (6R,7R)- 中文名称: 头孢呋辛酯EP杂质B 中文同义词: (E)-头孢呋辛酯;头孢呋辛酯EP杂质B;头孢呋辛酯AXETIL EP杂质B. 分子式: C20H22N4O10S 分子量: 510.47 密度 : 1.61±0.1 g/cm3(Predicted) 酸度系数(pKa): 8.31±0.60(Predicted) 海关编码 : 2934990002