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CAS号: 131666-45-0 英文名称: 4H-Imidazo[1,5-a][1,4]benzodiazepine-3-carboxylicacid, 5,6-dihydro-8-hydroxy-5-methyl-6-oxo-, ethyl ester 英文同义词: Flumazenil EP Impurity B;Flumazenil impurity B CRS;Flumazenil impurity B (EP);Defluoro 8-Hydroxy FluMazenil (IMpurity);Flumazenil Impurity 2(Flumazenil EP Impurity B);Ethyl 8-hydroxy-5-methyl-6-oxo-5,6-dihydro-4H-imidazo[1,5-a][1,4]benzodiazepine-3-carboxylate;4H-Imidazo[1,5-a][1,4]benzodiazepine-3-carboxylicacid, 5,6-dihydro-8-hydroxy-5-methyl-6-oxo-, ethyl ester 中文名称: 氟马西尼EP杂质B 中文同义词: 氟马西尼杂质1;氟马西尼EP杂质B;去氟 8-羟基氟马西尼;氟马西尼杂质B(EP);氟马西尼杂质B EP标准品;氟马西尼相关化合物B(USP) 分子式: C15H15N3O4 分子量: 301.3 沸点 : 588.6±50.0 °C(Predicted) 密度 : 1.42±0.1 g/cm3(Predicted) 形态: neat 酸度系数(pKa): 8.54±0.20(Predicted)