Sildenafil Citrate
C22H30N6O4S·C6H8O7
666.70
Piperazine, 1-[[3-(6,7-dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxyphenyl]sulfonyl]-4-methyl-, 2-hydroxy-1,2,3-propanetricarboxylate (1:1);
1-[[3-(6,7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxyphenyl]sulfonyl]-4-methylpiperazine citrate (1:1)
[171599-83-0] Sildenafil C22H30N6O4S 474.58
[139755-83-2]
Piperazine, 1-[[3-(6,7-dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxyphenyl]sulfonyl]-4-methyl-, 2-hydroxy-1,2,3-propanetricarboxylate (1:1);
1-[[3-(6,7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxyphenyl]sulfonyl]-4-methylpiperazine citrate (1:1)
[171599-83-0] Sildenafil C22H30N6O4S 474.58
[139755-83-2]
DEFINITION
Sildenafil Citrate contains NLT 98.0% and NMT 102.0% of sildenafil citrate (C22H30N6O4S·C6H8O7), calculated on the anhydrous and solvent-free basis.
USP REFERENCE STANDARDS FOR PURCHASE
USP Imidazole RSUSP Sildenafil Citrate RS
USP Sildenafil Related Compound A RS