Hydrogenation of aromatic nitriles to primary amines

Details Hydrogenation of aromatic nitriles to primary amines Hydrogenation of aromatic nitriles to primary amines

C - Chemistry, Metallurgy

07

C

260/595.1

C07C 209/48 (2006.01)

Patent

CA 1126760

ABSTRACT OF THE DISCLOSURE In the process of hydrogenating aromatic nitriles to primary amines whereby the nitrile is hydrogenated in a solvent system containing added ammonia using a cobalt or nickel catalyst, the improvement of employing an ether as solvent and carrying out the hydrogenation in the presence of water in an amount of from about 10% to about 20% by volume of the ether solvent whereby the rate of reaction is increased, secondary amine by-products are reduced and catalyst may be recycled without adverse effects.

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