Process for the manufacture of cyanides of acyl and cyanides thus obtained

摘要

P a. preparation process based on cyanides metallic b. process characterized in that it is used, such as metal cyanide, cucn and the reaction is performed in a mixture of about 1 to 10 parts by weight of a nitrile of carboxylic acid, which is inert under the conditions of the reaction, and about 0,5 to 20 parts by weight of at least one organic solvent, which is inert under the conditions of the reaction at temperatures lying between 50 and 180°C. approximately. / p & & p & c. method applicable to the manufacture of the intermediate products for the production of alpha - ketocarboxylic. / p