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CAS号: 1322626-65-2 英文名称: Cefazolin Impurity 9 英文同义词: Cefazolin Impurity 9;Cefazolin Sodium EP Impurity K;Cefazolin Impurity 10(Cefazolin EP Impurity K);5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxamide, 3-[[(5-methyl-1,3,4-thiadiazol-2-yl)thio]methyl]-8-oxo-7-[[2-(1H-tetrazol-1-yl)acetyl]amino]-, (7R)-;Cefazolin impurity 8/Cefazolin EP Impurity K/(7R)-7-(2-(1H-tetrazol-1-yl)acetamido)-3-(((5-methyl-1,3,4-thiadiazol-2-yl)thio)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid 中文名称: 头孢唑啉杂质9 中文同义词: 头孢唑啉杂质9;头孢唑林EP杂质K;头孢唑林钠EP杂质K;头孢唑啉钠EP杂质K;头孢唑林杂质K(EP) 分子式: C14H15N9O3S3 分子量: 453.52 密度 : 2.01±0.1 g/cm3(Predicted) 酸度系数(pKa): 11.13±0.60(Predicted)