Process for preparing nonracemic chiral alcohols
US6806378B2 · kind B2 · utility
1Cited by
14References
10Claims
0Family size
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Key dates
| Filing date | May 21, 2002 |
| Grant date | Oct 19, 2004 |
| Priority date | — |
| Expiry date | May 21, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07B2200/07
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention provides a catalyst system and a process for the preparation of a nonracemic chiral alcohol by hydrogenation of a ketone using the catalyst system, wherein the catalyst system comprises ruthenium, a nonracemic chiral diphosphine ligand, an amino-thioether ligand, and a base.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.