UDF53: Udenafil Sulfonamide

3-(1-Methyl-7-oxo-3-propyl-6,7-dihydro-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-propoxybenzenesulfonamide ;

CAS # 319491-68-4 ;

C18H23N5O4S ;
Mol. Wt.: 405.47 ;