Rhodium/iridium catalyzed synthesis of carboxylic acids or esters thereof
US5625094A · kind A · utility
9Cited by
6References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 26, 1995 |
| Grant date | Apr 29, 1997 |
| Priority date | — |
| Expiry date | May 26, 2015 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C67/36
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Process for the preparation of a carboxylic acid or ester thereof. The process includes reacting at least one alcohol, alkyl or aryl halide, ether or ester, with carbon monoxide, in the presence of a catalytically effective amount of at least one rhodium compound or rhodium metal, at least one iridium compound or iridium metal, or at least one mixed rhodium/iridium compound, and at least one halogen-containing promoter therefor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.