PROCESS FOR THE PREPARATION OF .ALPHA.,.ALPHA.-DIMETHYLPHENYLACETIC ACID FROM .ALPHA.,.ALPHA.-DIMETHYLBENZYL CYANIDE UNDER NORMAL PRESSURE

Process for the preparation of .alpha.,.alpha.-dimethylphenylacetic acid fro m .alpha.,.alpha.-dimethylbenzyl cyanide under normal pressure A process for obtaining .alpha.,.alpha.-dimethylphenylacetic acid wherein .alpha.,.alpha.-dimethylbenzyl cyanide is reacted in the presence of sodium hydroxide,...

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Bibliographic Details
Main Authors KORB, GERHARD, FLEMMING, HANS-WOLFRAM, LEHNERT, RUDOLF, RYBCZYNSKI, WOLFGANG
Format Patent
LanguageEnglish
French
Published 17.11.2009
Subjects
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
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Summary:Process for the preparation of .alpha.,.alpha.-dimethylphenylacetic acid fro m .alpha.,.alpha.-dimethylbenzyl cyanide under normal pressure A process for obtaining .alpha.,.alpha.-dimethylphenylacetic acid wherein .alpha.,.alpha.-dimethylbenzyl cyanide is reacted in the presence of sodium hydroxide, water and a C4- and/or C5-alcohol at temperatures above 100.degree.C and the .alpha.,.alpha.-dimethylphenylacetic acid is obtained by acidificati on is described.
Bibliography:Application Number: CA19992345068