Stereoselective synthesis of (E)-vinylboronic esters via a Zr mediated hydroboration of alkynes
US7402703B2 · kind B2 · utility
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12Claims
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Key dates
| Filing date | Jun 6, 2006 |
| Grant date | Jul 22, 2008 |
| Priority date | — |
| Expiry date | Jun 24, 2026 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F5/025
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
There is herein provided a process for Zr-mediated hydroboration of alkynes which offers (E)-vinylboronic esters in high yield with stereoselectivity and regioselectivity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.