Preparation of cyclic-keto-acids

Details Preparation of cyclic-keto-acids Preparation of cyclic-keto-acids

1982-08-06

1984-09-25

Lone, Werren B.

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

Organic compounds

Carboxylic acids and salts thereof

562497, 562520, C07C 6104

Patent

active

044737068

ABSTRACT:
Cyclic-keto-acids of the general formula: ##STR1## wherein R is hydrogen or a monovalent alkyl radical which can be either straight chain or branched having from 1 to about 20 carbon atoms and X=1, 3, or 4, are prepared by reacting a functionalized 1-bromoalkane of the formula: ##STR2## wherein R and X are as defined above and Y is a leaving group, preferably the halogens, in a liquid solvent medium with carbon monoxide at elevated temperature and pressure in the presence of a catalytic amount of a metal carbonyl compound and an alkali or an alkaline earth metal inorganic base.

REFERENCES:
patent: 2874186 (1959-02-01), Friedman
patent: 3665034 (1972-05-01), Komotsu et al.
patent: 3816488 (1974-06-01), Cradock et al.
patent: 4152352 (1979-05-01), Perron
Robb "The Chemistry of Carbon Compounds", vol. 1, (1952 Ed.) pp. 227-229.
Francalanci et al., "J. Electroanalytical Chemistry" (1982), pp. 59-70, Elsevier Sequoia S. A., Lausanne-Printed in The Netherlands.

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