Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acids and salts thereof
Patent
1985-02-04
1986-12-09
Lone, Werren B.
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acids and salts thereof
260413, C07C 5134
Patent
active
046281177
ABSTRACT:
An improved process for the ozonization of .alpha.,.beta.-unsaturated cyclohexanones, most notably isophorone and piperatone, to produce 5-ketoalkanoic acids is provided. For the process, the .alpha.,.beta.-unsaturated cyclohexanone is ozonized in an aliphatic monocarboxylic acid participating solvent which may optionally contain water and a soluble manganous salt.
REFERENCES:
patent: 4414418 (1983-11-01), Lehky
Long, Chem. Reviews, vol. 27, 1940, pp. 437-493.
Baracka Gerald A.
Lone Werren B.
National Distillers and Chemical Corporation
Tremain Kenneth D.
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