Preparation of quinonediimines from phenylenediamines using a hypochlorite as an oxidation agent
US6114554A · kind A · utility
1Cited by
10References
31Claims
0Family size
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Key dates
| Filing date | Jun 3, 1998 |
| Grant date | Sep 5, 2000 |
| Priority date | — |
| Expiry date | Jun 3, 2018 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C2601/16
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A phenylenediamine compound can be converted, with high selectivity, into its corresponding quinonediimine by reacting the phenylenediamine with a hypochlorite oxidation reactant.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.