SDF58: Sildenafil RC 8

Desmethyl Fondenafil ;

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

CAS # 147676-79-7 ;

C23H30N6O3 ;
Mol. Wt.: 438.52 ;