5-(2-Ethoxy-5-((piperazin-1- yl)sulfonyl)phenyl)-1-methyl-3- propyl-1H-pyrazolo[4,3-d] pyrimidin-7(6H)-one

API : Sildenafil Citrate

CAS NO : 139755-82-1

IMPURUTY NAME : Sildenafil impurity-A

Category: