Process for the preparation of aromatic .alpha.-keto carboxylic acids
US4013680A · kind A · utility
3Cited by
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7Claims
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Key dates
| Filing date | Jun 18, 1975 |
| Grant date | Mar 22, 1977 |
| Priority date | — |
| Expiry date | Jun 18, 1995 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D307/54
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process is described for the preparation of aryl .alpha.-keto acids in which the corresponding methyl ketone or aldehyde is oxidized in aqueous solution with an inorganic nitrite salt and hydrochloric or sulfuric acid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.