Manufacture of 5-cyanovaleric acid and its esters
US4933483A · kind A · utility
7Cited by
3References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 12, 1988 |
| Grant date | Jun 12, 1990 |
| Priority date | — |
| Expiry date | Dec 12, 2008 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C255/19
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Manufacture of 5-cyanovaleric acid and its esters by carbonylation of pentenenitriles from a mixture consisting essentially of pentenenitrile, CO and at least one compound of the formula R'OH, where R is hydrogen or alkyl of 1 to 6 carbon atoms.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.