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CAS号: 1231-96-5 英文名称: 9,11-Dehydro Ethynyl Estradiol 英文同义词: Ethinylestradiol EP Imp B;9,11-Dehydro Ethynyl Estradiol;Ethinylestradiol EP Impurity B;9,11-Dehydro Ethylnyl Estradiol;19-Nor-17alpha-pregna-1,3,5(10),9(1;Ethinyl Estradiol Related CoMpound B;9,11-Dehydro Ethylnyl Estradiol (IMpurity B);19-Nor-17α-pregna-1,3,5(10),9(11)-tetraen-20-yne-3,17-diol;Ethinylestradiol Impurity 2（Ethinylestradiol EP Impurity B）;(17α)-19-Norpregna-1,3,5(10),9(11)-tetraen-20-yne-3,17-diol 中文名称: 乙炔雌二醇相关物质B 中文同义词: 炔雌醇EP杂质B;乙炔雌二醇相关物质B;9,11-脱氢炔雌醇;炔雌醇杂质B(EP);9,11-脱氢乙炔雌二醇;炔雌醇相关化合物B(USP);炔雌醇杂质B(EP) 标准品;乙炔雌二醇杂质B (EP/USP) 分子式: C20H22O2 分子量: 294.39 海关编码 : 2937230000