Desmethylsildenafil
Product Description
| Product | Desmethylsildenafil |
| CAS | 139755-82-1 |
| Formula | C21H28N6O4S |
| Synonym | DESMETHYL SILDENAFIL, 5-[2-Ethoxy-5-(1-piperazinylsulfonyl)phenyl]-1,6-dihydro-1-methyl-3-propyl- 7H-pyrazolo[4,3-d]pyrimidin-7-one, UK 103320, Sildenafil N-DesMethyl IMpurity, Sildenafil N-DesMethyl Metabolite, Sildenafil N-desmethy impurity, 5-(2-Ethoxy-5-(piperazin-1-ylsulfonyl)phenyl)-1-methyl-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-7(6H)-one, Sildenafil N-desmethyl, DESMETHYL SILDENAFIL |
Typical Product Specifications
| Molecular weight | 460.55 |
| Chemical Structure | ![]() |
| Class | Specialty Chemicals |
| Function | Intermediates |
| Industry | Pharmaceutical |

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