SDF55: Sildenafil RC 5

O-Desethyl O-Propyl Sildenafil ;

1-Methyl-5-(5-(4-methylpiperazin-1-ylsulfonyl)-2-propoxyphenyl)-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-7(6H)-one ;

CAS # 877777-10-1 ;

C23H32N6O4S ;
Mol. Wt.: 488.6 ;