Piperazine N-desmethyl Sildenafil
| API Category | Sildenafil Impurity |
|---|---|
| Appearance | Off white solid |
| CAT Number | DCTI-C-059 |
| CAS Number | 139755-82-1 |
| IUPAC Name | 5-(2-ethoxy-5-(piperazin-1-ylsulfonyl)phenyl)-1-methyl-3-propyl-1 | 4-dihydro-7H-pyrazolo[4 | 3-d]pyrimidin-7-one |
| Molecular Formula | C21H28N6O4S |
| Molecular Weight | 460.55 |
| Solubility | Methanol |
| Storage Condition | 2-8°C |
| Synonyms | UK 103320 |
