Process for producing alicyclic diketone compounds

Details Process for producing alicyclic diketone compounds Process for producing alicyclic diketone compounds

1995-07-21

1997-08-05

Reamer, James H.

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

Organic compounds

Oxygen containing

568363, C07C 4500

Patent

active

056544898

ABSTRACT:
There is provided a process for producing an alicyclic diketone compound represented by the formula (1) ##STR1## wherein X is a single bond, --CH.sub.2 --, --C(CH.sub.3).sub.2 --, --O-- or --SO.sub.2 --, R.sup.1 and R.sup.2 each represents an alkyl group having 1 to 6 carbon atoms, m and n are 0 to 2, comprising dehydrogenating an alicyclic diol compound represented by the formula (2) ##STR2## wherein X, R.sup.1, R.sup.2, m and n are as defined above in a liquid phase in the presence of at least one member selected from the group consisting of copper type catalysts and Raney type catalysts.

REFERENCES:
patent: 2496960 (1950-02-01), Schaefgen
patent: 3420887 (1969-01-01), Noddings et al.
patent: 3586720 (1971-06-01), Knepper et al.
patent: 4310703 (1982-01-01), Tamaru et al.
patent: 4380673 (1983-04-01), Bournonville et al.
patent: 4670605 (1987-06-01), Chiu et al.
patent: 4918239 (1990-04-01), Wang et al.
patent: 5227530 (1993-07-01), Satek et al.
Journal of the American Chemical Society, vol. 70, 1948, DC, US, pp. 2823-2824, J.R. Schaefgen et al, "Synthesis of an Octabasic Carboxylic Acid".

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