Hydroxylation of phenols/phenol ethers
US5149888A · kind A · utility
2Cited by
1References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 28, 1990 |
| Grant date | Sep 22, 1992 |
| Priority date | — |
| Expiry date | Feb 28, 2010 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C41/26
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The phenols and phenol ethers, e.g., phenol itself, are effectively hydroxylated by reacting hydrogen peroxide therewith, in the presence of a catalytically effective amount of titanium dioxide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.