Preparation of citraconic anhydride
US4100179A · kind A · utility
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Key dates
| Filing date | Jan 7, 1977 |
| Grant date | Jul 11, 1978 |
| Priority date | — |
| Expiry date | Jan 7, 1997 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C51/245
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The preparation of citraconic anhydride by continuous vapor phase oxidation of mesityl oxide, isomesityl oxide or mixtures thereof is disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.