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CAS号: 123458-61-7 英文名称: Δ2-Cefuroxime Axetil 英文同义词: Δ2-Cefuroxime Axetil;Cefuroxime Axetil EP Impurity A;Cefuroxime Axetil Impurities (EP);Cefuroxime Axetil Impurity A (EP);(6R,7R)-1-acetoxyethyl 3-((carbamoyloxy)methyl);Cefuroxime Axetil Impurity A (EP)（Δ3-Cefuroxime Axetil）;Cefuroxime Impurity 34(Cefuroxime Axetil EP Impurity A);Δ2-Cefuroxime Axetil (Cefuroxime Axetil Delta-3 Isomer);1-acetyloxyethyl (6R,7R)-3-(carbamoyloxymethyl)-7-[[(2Z)-2-(furan-2-yl)-2-methoxyiminoacetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylate;[6R-[6α, 7β(Z)]]-3-[[(Aminocarbonyl)oxy]methyl]-7-[[2-furanyl(methoxyimino)acetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylic acid 1-(acetyloxy)ethyl ester 中文名称: Δ2-头孢呋辛酯 中文同义词: 头孢呋辛酯杂质A;Δ2-头孢呋辛酯;头孢呋辛酯有关杂质A;头孢呋辛酯EP杂质A;原料药头孢呋辛酯 杂质A;头孢呋辛酯杂质A(EP);头孢呋辛酯AXETIL EP杂质A 分子式: C20H22N4O10S 分子量: 510.47 密度 : 1.61±0.1 g/cm3(Predicted) 形态: neat 酸度系数(pKa): 8.33±0.60(Predicted)