Carbonylation of olefinically unsaturated nitriles and acids using a sulfone solvent
US4508660A · kind A · utility
8Cited by
8References
11Claims
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Key dates
| Filing date | Mar 14, 1983 |
| Grant date | Apr 2, 1985 |
| Priority date | — |
| Expiry date | Mar 14, 2003 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/582
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Process using selected sulfones, e.g., tetramethylenesulfone as solvents in the carbonylation of nitriles, e.g., 3-pentenenitrile and acids, e.g., 3-pentenoic acid to produce highly linear products.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.