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CAS号: 448184-58-5 英文名称: Vardenafil Oxopiperazine (IMpurity) 英文同义词: Vardenafil Impurity 8;Vardenafil Oxopiperazine;Vardenafil N-Desethyl Oxopiperazine;Vardenafil Oxopiperazine (IMpurity);Vardenafil N-Desethyl Oxopiperazine Impurity;2-{2-ethoxy-5-[(3-oxo-1-piperazinyl)sulfonyl]phenyl}-5-methyl-7-propylimidazo[5,1-f]-1,2,4-triazin-4(3H)-one;Imidazo[5,1-f][1,2,4]triazin-4(1H)-one, 2-[2-ethoxy-5-[(3-oxo-1-piperazinyl)sulfonyl]phenyl]-5-methyl-7-propyl- 中文名称: 伐地那非杂质 中文同义词: 伐地那非杂质8;伐地那非氧代哌嗪 分子式: C21H26N6O5S 分子量: 474.53 密度 : 1.50±0.1 g/cm3(Predicted) 酸度系数(pKa): 13.84±0.20(Predicted)