Sildenafil EP Impurity C ; O-Desethyl Sildenafil ; 5-[2-Hydroxy-5-(4-methylpiperazinylsulphonyl)phenyl]1-methyl-3-n-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyramidin-7-one | 139755-91-2
Description
Code: JCSDF-15 |
CAS: 139755-91-2 |
Chemical Formula: C20H26N6O4S |
Molecular Weight: 446.52 |
Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities |
Literature: |
Application: Sildenafil EP Impurity C ; O-Desethyl Sildenafil ; 5-[2-Hydroxy-5-(4-methylpiperazinylsulphonyl)phenyl]1-methyl-3-n-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyramidin-7-one | 139755-91-2 is useful as reference Impurity standard. |