5-[2-Ethoxy-5-[(4- methylpiperazin-1- yl)sulfonyl]phenyl]-1-methyl-3- (2-methylpropyl)-1,6-dihydro7H-pyrazolo[4,3-d]pyrimidin-7- one

API : Sildenafil Citrate

CAS NO : 1391053-95-4

IMPURUTY NAME : Sildenafil isobutyl impurity

Category: