CAS号: 81103-14-2 英文名称: 6,11-Di-O-Methyl ErythroMycin 英文同义词: 11-O-MethylclarithroMycin;Clarithromycin EP Impurity E;6,11-Di-O-Methyl ErythroMycin;Erythromycin, 6,11-di-O-methyl-;Clarithromycin EP Impurity E (USP RC A);Clarithromycin Impurity 5(Clarithromycin EP Impurity E);Clarithromycin EP Impurity E/3R,4S,5S,6R,7R,9R,11R,12R,13R,14R)-6-(((2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-14-ethyl-13-hydroxy-4-(((2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-7,12-di 中文名称: 6,11-二-O-甲基红霉素 中文同义词: 克拉霉素杂质5;克拉霉素EP杂质E;克拉霉素杂质E(EP);克拉红霉素 EP杂质E;6,11-二-O-甲基红霉素;克拉霉素相关化合物A(USP) 分子式: C39H71NO13 分子量: 761.98 熔点 : 252-257 °C(Solv: dichloromethane (75-09-2); ethyl ether (60-29-7)) 沸点 : 808.6±65.0 °C(Predicted) 密度 : 1.16±0.1 g/cm3(Predicted) 酸度系数(pKa): 12.96±0.70(Predicted) 形态: neat 海关编码 : 2932206000