A metabolite of Sildenafil, an orally active selective type 5 cGMP phosphodiesterase inhibitor.
Solubility:
Chloroform, Methanol
Stability:
Moisture sensitive
Melting point:
164-166C
Atmosphere:
Inert Gas
Method for Determining Identity:
Proton NMR Spectroscopic Analysis
TLC Conditions:
SiO2: Dichloromethane: Methanol: NH4OH; 9ml:1ml; 2 drops: Visualized with UV and AMCS; Single spot; Rf=0.65.
Storage and Stability:
May be stored at RT for short-term only. Long-term storage is recommended at -20 degrees C. For maximum recovery of product, centrifuge the original vial prior to removing the cap.