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CAS号:147676-78-6
英文名称:5-(5-Carboxy-2-ethoxyphenyl)-1-Methyl-3-n-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyriMidin-7-one
英文同义词:Sildenafil Impurity 4;Sildenafil Impurity IV-4;Sildenafil Carboxylic Acid Impurity;Sildenafil Carboxylic Acid Derivative;5-(5-Carboxy-2-ethoxyphenyl)-1-Methyl-3-n-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyriMidin-7-one;3-(6,7-Dihydro-1-Methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyriMidin-5-yl)-4-ethoxy-benzoic Acid;Benzoic acid, 3-(6,7-dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxy-
中文名称:西地那非杂质4
中文同义词:那非乙酰酸;西地那非杂质4;西地那非苯甲酸;西地那非羧酸杂质;西地那非羧酸衍生物
CBNumber:CB82543408
分子式:C18H20N4O4
分子量:356.38
MOL File:147676-78-6.mol
密度: 1.38±0.1 g/cm3(Predicted)
酸度系数(pKa): 4.18±0.10(Predicted)