Process for preparation of Darunavir
US10214538B2 · kind B2 · utility
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2References
8Claims
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Assignee
Inventors
Key dates
| Filing date | Jul 15, 2016 |
| Grant date | Feb 26, 2019 |
| Priority date | — |
| Expiry date | Dec 18, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07B2200/13
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention provides a process for the preparation of darunavir or solvates or a pharmaceutically acceptable salt thereof substantially free of bisfuranyl impurities, particularly darunavir propionate solvate. The present invention also provides a process for preparation amorphous darunavir using the darunavir propionate solvate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.