ChemicalBook--->CAS DataBase List--->139755-82-1

139755-82-1

139755-82-1 Structure

139755-82-1 Structure
IdentificationBack Directory
[Name]

DESMETHYL SILDENAFIL
[CAS]

139755-82-1
[Synonyms]

UK 103320
DESMETHYL SILDENAFIL
Sildenafil N-desmethyl
Sildenafil N-desmethy impurity
Sildenafil N-DesMethyl IMpurity
Sildenafil N-DesMethyl Metabolite
5-(2-Ethoxy-5-(piperazin-1-ylsulfonyl)phenyl)-1-methyl-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-7(6H)-one
5-[2-Ethoxy-5-(1-piperazinylsulfonyl)phenyl]-1,6-dihydro-1-methyl-3-propyl- 7H-pyrazolo[4,3-d]pyrimidin-7-one
[Molecular Formula]

C21H28N6O4S
[MDL Number]

MFCD00908398
[MOL File]

139755-82-1.mol
[Molecular Weight]

460.55
Chemical PropertiesBack Directory
[Appearance]

White Solid
[Melting point ]

158-160°C
[density ]

1.44±0.1 g/cm3(Predicted)
[storage temp. ]

-20°C Freezer
[solubility ]

DMF: 5 mg/ml; DMSO: 10 mg/ml; DMSO:PBS (pH 7.2)(1:5): 0.15 mg/ml
[form ]

A crystalline solid
[pka]

10.05±0.20(Predicted)
[color ]

White to off-white
[Stability:]

Moisture Sensitive
Hazard InformationBack Directory
[Chemical Properties]

White Solid
[Uses]

A metabolite of Sildenafil, an orally active selective type 5 cGMP phosphodiesterase inhibitor
Safety DataBack Directory
[Symbol(GHS) ]

Exclamation Mark (GHS07)
GHS07
[Signal word ]

Warning
[Hazard statements ]

H302-H315-H319-H335
[Precautionary statements ]

P261-P305+P351+P338
[HS Code ]

9999999999
Spectrum DetailBack Directory
[Spectrum Detail]

DESMETHYL SILDENAFIL(139755-82-1)1HNMR
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