34876-35-2

CAS号: 34876-35-2 英文名称: 3-Hydroxy-4-Methyl-2(5H)-thiophenone 英文同义词: Cefalexin-EP-Imp-D;cefalexin Impurity G;Cefalexin EP Impurity D;Cefadroxil EP Impurity G;Cephalexin EP Impurity D;Cefalexin Impurity D Control;3-Hydroxy-4-methylthiophen-2(5H)-one;4-hydroxy-3-methyl-2H-thiophen-5-one;3-Hydroxy-4-Methyl-2(5H)-thiophenone;Cefalexin Impurity 4(EP Impurity D) 中文名称: 头孢氨苄杂质D 中文同义词: 头孢氨芐杂质;头孢氨苄杂质D;头孢氨芐杂质 G;头孢羟氨苄杂质3;头孢氨苄EP杂质D;头孢氨苄杂质D对照品;头孢氨苄欧洲药典杂质D;头孢羟氨苄杂质G(EP);头孢拉定杂质F (EP);头孢拉定杂质F头孢氨苄杂质D 分子式: C5H6O2S 分子量: 130.16 熔点 : 32-34 °C(Solv: dichloromethane (75-09-2); hexane (110-54-3)) 沸点 : 305.9±42.0 °C(Predicted) 密度 : 1.431±0.06 g/cm3(Predicted) 酸度系数(pKa): 8.96±0.20(Predicted) 海关编码 : 2934990002