SDFE1: Sildenafil RC 51

5-(2-Ethoxy-5-(piperidin-1-ylsulfonyl)phenyl)-1-methyl-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-7(6H)-one ;

CAS # 371959-09-0 ;

C22H29N5O4S ;
Mol. Wt.: 459.56 ;