Methods for the synthesis of deuterated dextromethorphan
US10730841B2 · kind B2 · utility
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2Claims
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Key dates
| Filing date | Jul 3, 2017 |
| Grant date | Aug 4, 2020 |
| Priority date | — |
| Expiry date | Jul 3, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07B2200/05
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The application describes methods for making a deuterated dextromethorphan of Formula (I), deuterated dextromethorphan produced by these methods, and pharmaceutically acceptable salts thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.