Crystal Structure of Sildenafil citrate monohydrate

Id2205085
Common nameSildenafil citrate monohydrate
Chemical name1-{[3-(6,7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)- 4-ethoxyphenyl]sulfonyl}-4-methylpiperazinium citrate monohydrate
a (Å)24.002(4)
b (Å)10.9833(17)
c (Å)24.364(3)
α (°)90.00
β (°)90.00
γ (°)90.00
V (Å3)6422.9(17)
Space groupP b c a
Temperature (K)173(2)
Rint0.0785
Publication: Acta Crystallographica Section E (2005) 61, 2 o489-o491