CAS NO:171599-83-0

EC NO:

Molecular Formula:C₂₁H₂₈N₆O₄S

Molecular Weight:460.5498

Synonyms:;Viagra;5-[2-Ethoxy-5-(4-methylpiperazin-1-yl-sulphonyl)phenyl]-1-methyl-3-n-propyl-1,6-dihydro-7H-pyrazol[4,3d]pyrimidin-7-one citrate;5-{2-ethoxy-5-[(4-methylpiperazin-1-yl)sulfonyl]phenyl}-1-methyl-3-propyl-1,4-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one 2-hydroxypropane-1,2,3-tricarboxylate (1:1);5-{2-ethoxy-5-[(4-methylpiperazin-1-yl)sulfonyl]phenyl}-3-propyl-2,4-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one;Sidenafil citrate;

Molecular Structure: