Process for the preparation of...

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C - Chemistry, Metallurgy

07

C

260/549.47

C07C 83/10 (1980.01)

Patent

CA 1062728

ABSTRACT OF THE DISCLOSURE A process for the preparation of 2-(4-isobutylphenyl)- propiohydroxamic acid comprises the steps of forming a mixture of 2-(4-isobutylphenyl)-propionitrile as a starting compound and anhydrous methanol. The mixture, is saturated with dry hydrochloric gas under cooling, reacted and the reaction product, diluted by ethyl ether, whereby a precipitate is formed. The precipitate is reacted with a mixture of a methanol solution of hydroxylamine hydrochloride and a sodium hydroxide solution under stirring, and the reaction product diluted with water and the desired compound precipitated by carbon dioxide.

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