Process for conversion of phenol to hydroquinone and quinones
US6872857B1 · kind B1 · utility
1Cited by
6References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 29, 2003 |
| Grant date | Mar 29, 2005 |
| Priority date | — |
| Expiry date | Oct 23, 2023 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C46/06
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to a process for the conversion of phenol to hydroquinone and quinones. More particularly this invention relates to a process for the oxidation of phenol to a mixture of 1,4-benzoquinone and hydroquinone using an oxidant in the presence of titanium superoxide as a reusable catalyst in a liquid phase condition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.