Method for the manufacture of 3-aminophenol
US5202488A · kind A · utility
1Cited by
4References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 15, 1991 |
| Grant date | Apr 13, 1993 |
| Priority date | — |
| Expiry date | Apr 15, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C213/00
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A method of dehydrogenating 3-amino-2-cyclohexene-1-one with a supported palladium or palladium-platinum catalyst in a solvent in the presence of base to produce 3-aminophenol and its use directly without purification to produce 3,4'-oxydianiline.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.