Quaternary heteroatom containing compounds
US11390585B2 · kind B2 · utility
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14Claims
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Key dates
| Filing date | Feb 1, 2021 |
| Grant date | Jul 19, 2022 |
| Priority date | — |
| Expiry date | Feb 1, 2041 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D309/30
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The invention provides heterocyclic compounds with quaternary centers and methods of preparing compounds. Methods include the method for the preparation of a compound of Formula (II): comprising treating a compound of Formula (I): with a transition metal catalyst and under alkylation conditions as valence and stability permit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.