Process for the oxidation of alcohols to acids
US5166422A · kind A · utility
13Cited by
1References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 30, 1991 |
| Grant date | Nov 24, 1992 |
| Priority date | — |
| Expiry date | Aug 30, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C51/27
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for the preparation of an alkanoic acid which comprises reacting the corresponding alkanol with a solubilized stable free radical nitroxide having the formula: ##STR1## wherein each of R.sub.1, R.sub.2, R.sub.3 and R.sub.4 is an alkyl, aryl or heteroatom substituted alkyl group having 1 to about 15 carbon atoms and each of R.sub.5 and R.sub.6 is alkyl, hydrogen, aryl or a substituted heteroatom, and an alkali metal nitrosodisulfonate in the presence of an oxidant at a temperature in the range of from about -10.degree. C. to about 60.degree. C. and thereafter separating out the alkanoic acid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.