Method of producing 2,6,6-trimethyl-2-cyclohexane-1,4-dione

Details Method of producing 2,6,6-trimethyl-2-cyclohexane-1,4-dione Method of producing 2,6,6-trimethyl-2-cyclohexane-1,4-dione

1989-11-13

1990-11-13

Reamer, James H.

Organic compounds -- part of the class 532-570 series

Organic compounds

Oxygen containing

C07C 4534

Patent

active

049703471

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.

REFERENCES:
patent: 3944620 (1976-03-01), Becker et al.
patent: 3960966 (1976-06-01), Widmar et al.
patent: 4026947 (1977-05-01), Costantini et al.
patent: 4026948 (1977-05-01), Becker et al.
patent: 4046813 (1977-09-01), Brenner
patent: 4092361 (1978-05-01), Costantini et al.
patent: 4157352 (1979-06-01), Brenner

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