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CAS号: 1323247-65-9 英文名称: Cephalexin Diketopiperazine Monoacid (Mixture of DiastereoMers) 英文同义词: Cephalexin Impurity;Cephalexin Impurity 5;Cefalexin Impurity 14;Cephalexin Diketopiperazine Monoacid (Mixture of DiastereoMers);Cephalexin Diketopiperazine Monoacid (Mixture of Diastereomers);2-[1-AMino-2-[carboxy(phenyl)MethylaMino]-2-oxoethyl]-3,6-dihydro-5-Methyl-2H-1,3-thiazine-4-carboxylic Acid;(R)-2-((R)-1-amino-2-(((R)-carboxy(phenyl)methyl)amino)-2-oxoethyl)-5-methyl-3,6-dihydro-2H-1,3-thiazine-4-carboxylic acid 中文名称: 头孢氨苄杂质 中文同义词: 头孢氨苄杂质;头孢氨苄杂质14;头孢氨苄杂质 5;头孢氨苄杂质(2个);头孢氨苄杂质01(无手性) 分子式: C16H19N3O5S 分子量: 365.4 沸点 : 733.2±60.0 °C(Predicted) 密度 : 1.417±0.06 g/cm3(Predicted) 酸度系数(pKa): 1.90±0.40(Predicted)