Process for the preparation of n-methylalkylamines

C - Chemistry – Metallurgy – 07 – C

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Details

C07C 209/60 (2006.01) C07C 209/26 (2006.01) C07C 211/08 (2006.01)

Patent

CA 2054540

Frankfurt, 6 November 1990 PAT bin-dan Hoe 90/Y017 Hoechst Aktiengesellschaft, 6230 Frankfurt am Main 80 Abstract of the disclosure The present invention relates to a process for the preparation of N-methylalkylamines of the formula CH3-NH-CH2-R in which R is an aliphatic radical having 1 to 3 carbon atoms, by reacting an aldehyde of the formula R-CHO with an amine of the formula R'-NH2 to give a Schiff base, removing the water of reaction and reacting the Schiff base with methylamine and hydrogen in the presence of a hydrogenation catalyst.

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