Process for producing indenol esters or ethers
US7250528B2 · kind B2 · utility
1Cited by
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12Claims
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Assignee
Inventors
Key dates
| Filing date | Oct 12, 2006 |
| Grant date | Jul 31, 2007 |
| Priority date | — |
| Expiry date | Oct 12, 2026 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C2602/10
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to a process for making indenol esters or ethers from an α-substituted cinnamic aldehyde derivative such as an acetal or an acylal. Said reaction is promoted by the use of strong mineral acids, sulphonic acids, acidic zeolites or Lewis acids.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.