Method for preparing benzoquinones
US4482493A · kind A · utility
9Cited by
6References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 18, 1983 |
| Grant date | Nov 13, 1984 |
| Priority date | — |
| Expiry date | Oct 18, 2003 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C46/06
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A method for preparing a benzoquinone represented by the general formula: ##STR1## where each of R.sup.1, R.sup.2, R.sup.3 and R.sup.4 is a hydrogen atom, an alkyl group or an aryl group, which comprises reacting a phenol represented by the general formula: ##STR2## where R.sup.1, R.sup.2 R.sup.3 and R.sup.4 are as defined above, with hydrogen peroxide in the presence of a ruthenium catalyst.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.