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CAS号: 3240-39-9 英文名称: 2-Methyl Ethynyl Estradiol 英文同义词: Ethinylestradiol EP Imp M;2-Methyl Ethynyl Estradiol;Ethinylestradiol EP Impurity M;ETHINYLESTRADIOL EP IMPURITY M (2-METHYL-ETHINYLESTRADIOL);2-Methyl-19-nor-17α-pregna-1,3,5(10)-trien-20-yne-3,17-diol;(17α)-2-Methyl-19-norpregna-1,3,5(10)-trien-20-yne-3,17-diol;Ethinylestradiol Impurity 13（Ethinylestradiol EP Impurity M）;19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol, 2-methyl-, (17α)-;(8R,9S,13S,14S,17R)-17-ethynyl-2,13-dimethyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-3,17-diol 中文名称: 2-甲基乙炔基雌二醇 中文同义词: 2-甲基炔雌醇;炔雌醇EP杂质M;2-甲基乙炔雌二醇;炔雌醇杂质M(EP);乙炔雌二醇杂质M (EP) 分子式: C21H26O2 分子量: 310.43 沸点 : 463.3±45.0 °C(Predicted) 密度 : 1.19±0.1 g/cm3(Predicted) 酸度系数(pKa): 10.61±0.60(Predicted)