Asymmetric hydrogenation process
US7576118B2 · kind B2 · utility
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12Claims
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Assignee
Inventors
Key dates
| Filing date | Apr 1, 2005 |
| Grant date | Aug 18, 2009 |
| Priority date | — |
| Expiry date | Sep 14, 2026 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D209/94
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention provides an asymmetric hydrogenation process for the preparation of chiral cycloalkanoindole DP receptor antagonists in high enantiomeric excess.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.