Sildenafil Impurity O

Name	Sildenafil DiMer IMpurity
Synonyms	Sildenafil O Sildenafil Impurity O Sildenafil DiMer IMpurity Sildenafil Disulfonamide Dimer Impurity Sildenafil Impurity 10(Sildenafil EP Impurity G) Sildenafil EP Impurity G (Sildenafil Dimer Impurity) 5-[2-ethoxy-5-[4-[4-ethoxy-3-(1-methyl-7-oxo-3-propyl-4H-pyrazolo[4,3-d]pyrimidin-5-yl)phenyl]sulfonylpiperazin-1-yl]sulfonylphenyl]-1-methyl-3-propyl-4H-pyrazolo[4,3-d]pyrimidin-7-one
CAS	1346602-67-2

Molecular Formula	C38H46N10O8S2
Molar Mass	834.96
Density	1.49±0.1 g/cm3(Predicted)
Melting Point	>300oC (dec.)
Boling Point	1014.2±75.0 °C(Predicted)
Solubility	DMSO (Slightly), Methanol (Sparingly)
Appearance	Solid
Color	White to Off-White
pKa	0.92±0.20(Predicted)
Storage Condition	Refrigerator