Process for the production of substituted ketones

Details Process for the production of substituted ketones Process for the production of substituted ketones

1975-05-29

1976-10-05

Thomas, Jr., James O.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260590R, 260593R, 260591, 260592, C07C 4500

Patent

active

039844757

ABSTRACT:
Process for producing substituted ketones from the reaction between organic halides and ketones having replaceable active hydrogen atoms on the carbon atom(s) alpha to the carbonyl group, in the presence of an alkali metal hydroxide unitilizing phosphonium salts as the catalyst, which salts have the following formula: ##EQU1## wherein said R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are the same or different and are branched or straight chain alkyl of 1-30 carbon atoms, cycloalkyl of 6-10 carbon atoms, aryl of 6-10 carbon atoms aralkyl or alkaryl wherein the aryl and alkyl are as above defined and X.sup.- is an inorganic or organic anion.

REFERENCES:
patent: 3668255 (1972-06-01), Meuly et al.
patent: 3701814 (1972-10-01), Shilling et al.
House, Modern Synthetic Reactions, 2nd Edition, (1972), pp. 546-570.

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