Process for the preparation of levulinate esters
US10590060B2 · kind B2 · utility
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15Claims
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Key dates
| Filing date | Jun 30, 2017 |
| Grant date | Mar 17, 2020 |
| Priority date | — |
| Expiry date | Jun 30, 2037 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J2531/842
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for synthesizing at least one levulinate ester, said process comprising the reaction of furfuryl alcohol with at least one other alcohol in the presence of water and at least one catalyst, said furfuryl alcohol being present in a quantity of at least 5% by weight, based on the total weight of the alcohols, and said catalyst comprising at least one triflate ligand and at least one metal selected from bismuth, gallium, aluminum, tin and iron.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.