Production of hydroquinones
US4482756A · kind A · utility
2Cited by
8References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 5, 1983 |
| Grant date | Nov 13, 1984 |
| Priority date | — |
| Expiry date | Jul 5, 2003 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C37/07
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for making a hydroquinone from phenol or substituted phenol wherein the phenol is oxidized in the presence of a copper catalyst to a p-benzoquinone compound and the p-benzoquinone compound is directly hydrogenated without additional catalyst to the corresponding hydroquinone.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.