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CAS号: 1335475-19-8 英文名称: 2-[[(Z)-[1-(2-aMino-4-thiazolyl)-2-[[[(2R,5RS)-5-Methyl-7-oxo-1,2,5,7-tetrahydro-4H-furo[3,4-d][1,3]thiazin-2-yl]Methyl]aMino]-2-oxoethylidene]aMino]oxy]acetic Acid 英文同义词: Cefixime Impuriy B;CefixiMe EP IMpurity B;Cefixime Impurity B (Mixture of Diastereomers) (EP);2-[(~{Z})-[1-(2-amino-1,3-thiazol-4-yl)-2-[(5-methyl-7-oxo-1,2,4,5-tetrahydrofuro[3,4-d][1,3]thiazin-2-yl)methylamino]-2-oxoethylidene]amino]oxyacetic acid;Acetic acid, 2-[[(Z)-[1-(2-amino-4-thiazolyl)-2-oxo-2-[[(1,2,5,7-tetrahydro-5-methyl-7-oxo-4H-furo[3,4-d][1,3]thiazin-2-yl)methyl]amino]ethylidene]amino]oxy]-;2-(((Z)-(1-(2-aminothiazol-4-yl)-2-((((2R)-5-methyl-7-oxo-2,4,5,7-tetrahydro-1H-furo[3,4-d][1,3]thiazin-2-yl)methyl)amino)-2-oxoethylidene)amino)oxy)acetic acid;2-[[(Z)-[1-(2-aMino-4-thiazolyl)-2-[[[(2R,5RS)-5-Methyl-7-oxo-1,2,5,7-tetrahydro-4H-furo[3,4-d][1,3]thiazin-2-yl]Methyl]aMino]-2-oxoethylidene]aMino]oxy]acetic Acid;Cefixime impurity 2/Cefixime EP Impurity B/2-[[[(Z)-1-(2-aminothiazol-4-yl)-2-[[[(2R,5RS)-5-methyl-7-oxo-1,2,5,7-tetrahydro-4H-furo[3,4-d][1,3]thiazin-2-yl]methyl]amino]-2-oxoethylidene]amino]oxy]acetic acid 中文名称: 头孢克肟杂质B 中文同义词: 头孢克肟杂质5;头孢克肟杂质B;头孢克肟EP杂质B;头孢克肟杂质B(EP) 分子式: C15H17N5O6S2 分子量: 427.46 密度 : 1.82±0.1 g/cm3(Predicted) 酸度系数(pKa): 10.00±0.46(Predicted)