Carbonylation catalyst system
US5179225A · kind A · utility
20Cited by
2References
6Claims
0Family size
Assignee
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Key dates
| Filing date | Jul 22, 1992 |
| Grant date | Jan 12, 1993 |
| Priority date | — |
| Expiry date | Jul 22, 2012 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J2531/824
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A carbonylation catalyst system, which comprises: PA1 a) a source of a Group VIII metal; PA1 b) a source of a phosphine having an aromatic substituent containing an imino nitrogen atom; PA1 c) a source of protons; and PA1 d) a source of an alkylsulfonate anion, and the use of such a catalyst system in the carbonylation of an acetylenically or olefinically unsaturated compound.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.