Process for the meta-hydroxylation of alkylphenols and the ethers thereof in a superacidic medium
US4453024A · kind A · utility
2Cited by
3References
6Claims
0Family size
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Key dates
| Filing date | Sep 30, 1982 |
| Grant date | Jun 5, 1984 |
| Priority date | — |
| Expiry date | Sep 30, 2002 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C37/60
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Process for hydroxylating alkylphenols in which the carbon atoms of the alkyl group bonded to the aromatic nucleus has at least one hydrogen atom bonded thereto and the phenolic ethers thereof, at the meta position relative to the phenol or ether function, by reacting the phenol compound with an aqueous hydrogen peroxide solution in the presence of a liquid superacid at low temperature.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.