Preparation of Trifarotene and intermediates and polymorphs thereof
US11691946B2 · kind B2 · utility
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20Claims
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Key dates
| Filing date | Dec 10, 2020 |
| Grant date | Jul 4, 2023 |
| Priority date | — |
| Expiry date | Dec 10, 2040 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07B2200/13
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present disclosure provides a process for the preparation of Trifarotene. The disclosure also provides novel intermediates in the process described herein. Also provided are novel polymorphs of Trifarotene.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.