Stereoselective alkylation of chiral 2-methyl-4-protected piperazines
US7745626B2 · kind B2 · utility
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Key dates
| Filing date | Mar 25, 2005 |
| Grant date | Jun 29, 2010 |
| Priority date | — |
| Expiry date | Dec 15, 2028 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07B2200/07
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
In an illustrative embodiment, the present invention describes the synthesis of the following compound and similar compounds, in high stereochemical purity by a novel stereoselective alkylation process:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.