Oxygen-ruthenium oxide oxidation of 2-hydroxy-3,3-dimethyl-butanoic acid
US5091568A · kind A · utility
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5Claims
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Key dates
| Filing date | May 23, 1986 |
| Grant date | Feb 25, 1992 |
| Priority date | — |
| Expiry date | May 23, 2006 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C51/373
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
In the oxidation of 2-hydroxy-3,3-dimethyl-butanoic acid in solution in the presence of a ruthenium oxide catalyst to produce 2-oxo-3,3-dimethyl-butanoic acid, the improvement wherein oxidation is effected with oxygen.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.