Process for the preparation of 4-methoxy-2,2',6'-Trimethyldiphenylamine
US5545751A · kind A · utility
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4Claims
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Key dates
| Filing date | Dec 14, 1994 |
| Grant date | Aug 13, 1996 |
| Priority date | — |
| Expiry date | Dec 14, 2014 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C217/92
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for the preparation of 4-methoxy-2,2',6-trimethyldiphenylamine, which comprises heating and reacting 2,6-dimethylcyclohexanone and 2-methyl-4-methoxyaniline in the presence of a dehydrogenation catalyst while removing the resultant hydrogen and water from the reaction system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.