Process for the preparation of 2-alkyl-4-acyl-6-tert-butylphenol compounds
US5126487A · kind A · utility
2Cited by
4References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 26, 1991 |
| Grant date | Jun 30, 1992 |
| Priority date | — |
| Expiry date | Mar 26, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C45/81
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The subject invention relates to a process for the preparation of 2-alkyl-4-acyl-6-tert-butylphenol compound having the chemical structure: ##STR1## wherein -R is an aliphatic group having a terminally unsaturated moiety selected from --C.tbd.CH and --CH.dbd.C.dbd.CH.sub.2, and R' is selected from saturated, straight, branched or cyclic alkyl having from 1 to about 10 carbon atoms; the 2-alkyl-4-acyl-6-tert-butylphenol compound being produced in a reaction mixture comprising the corresponding 2-alkyl-6-tert-butylphenol: ##STR2## the corresponding carboxylic acid: RCOOH, and trifluoroacetic anhydride.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.