Process for the production of a carboxylic acid
US5510524A · kind A · utility
31Cited by
7References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 2, 1995 |
| Grant date | Apr 23, 1996 |
| Priority date | — |
| Expiry date | Jun 2, 2015 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/582
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for the production of a carboxylic acid by carbonylation of an alkyl alcohol or its reactive derivative comprises contacting the reactant with carbon monoxide in a liquid reaction composition comprising: (a) an iridium catalyst or rhodium catalyst, (b) alkyl halide, (c) at least a finite concentration of water and (d) rhenium as promoter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.