Method of producing 2,6,6-trimethyl-2-cyclohexane-1,4-dione
US4970347A · kind A · utility
2Cited by
7References
9Claims
0Family size
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Inventor
Key dates
| Filing date | Nov 13, 1989 |
| Grant date | Nov 13, 1990 |
| Priority date | — |
| Expiry date | Nov 13, 2009 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C45/34
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A method of producing 2,6,6-trimethyl-2-cyclohexene-1,4-dione. Cu(II)acetylacetonate is used as a catalyst, with a suitable amount of pyridine, in the absence of solvents. The product may be used as an intermediate product for producing flavors and fragrances, or for producing vitamin E and vitamin A.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.