Preparation of 4-pentanoates by isomerization
US4895976A · kind A · utility
1Cited by
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5Claims
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Key dates
| Filing date | May 23, 1988 |
| Grant date | Jan 23, 1990 |
| Priority date | — |
| Expiry date | May 23, 2008 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J2531/847
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Isomerization of 3-pentenoate esters to 4-pentenoate esters using homogeneous or heterogeneous catalysts of zero valent nickel complexes with an acid promoter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.