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CAS号: 34580-09-1 英文名称: 9-Oxo Ketotifen 英文同义词: 9-Oxo Ketotifen;Ketotifen EP Impurity F;Ketotifen FuMarate EP IMpurity F;Ketotifen Impurity 6(Ketotifen EP Impurity F）;4-(1-methylpiperidin-4-ylidene)-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-9(10H)-one;4,10-Dihydro-4-(1-Methyl-4-piperidinylidene)-9H-benzo[4,5]cyclohepta[1,2-b]thiophen-9-one;9H-Benzo[4,5]cyclohepta[1,2-b]thiophen-9-one, 4,10-dihydro-4-(1-methyl-4-piperidinylidene)- 中文名称: 酮替芬EP杂质F 中文同义词: 酮替芬EP杂质F 分子式: C19H19NOS 分子量: 309.43 熔点 : 148-149 °C(Solv: isopropanol (67-63-0)) 沸点 : 488.9±45.0 °C(Predicted) 密度 : 1.236±0.06 g/cm3(Predicted) 酸度系数(pKa): 8.90±0.20(Predicted)