| Identification | Back 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 Properties | Back 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 Information | Back Directory | [Chemical Properties]
White Solid | [Uses]
A metabolite of Sildenafil, an orally active selective type 5 cGMP phosphodiesterase inhibitor |
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