Preparation of quinoneimines from hydroxyphenylamines using hydrogen peroxide and a catalyst
US6043384A · kind A · utility
1Cited by
7References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 19, 1999 |
| Grant date | Mar 28, 2000 |
| Priority date | — |
| Expiry date | Mar 19, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C249/02
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A hydroxyphenylamine compound can be converted, with high selectivity, into its corresponding quinoneimine by reacting the hydroxyphenylamine with hydrogen peroxide in the presence of a catalyst.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.