Diastereoselective hydrogenation of 1,3-hydroxyketones
US6812368B2 · kind B2 · utility
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10Claims
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Assignee
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Key dates
| Filing date | Jul 2, 2003 |
| Grant date | Nov 2, 2004 |
| Priority date | — |
| Expiry date | Jul 2, 2023 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07B2200/09
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The invention relates to a novel process of diastereoselective hydrogenation of 1,3-hydroxyketones of formula (I) wherein R, R′ and R″ are as defined in claim 1 which is carried out in a solvent in the presence of a magnesium salt, a heterogeneous platinum catalyst and optionally an oxidant.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.