Cycloaliphatic diamines

Details Cycloaliphatic diamines Cycloaliphatic diamines

C - Chemistry, Metallurgy

08

G

402/154, 402/164

C08G 18/32 (2006.01) C07D 295/02 (2006.01) C08G 18/10 (2006.01)

Patent

CA 1094089

ABSTRACT OF THE DISCLOSURE Compounds are disclosed which correspond to the general formula: Image in which n and m which are the same or different have the values 0,1 or 2, R, R1 and R2 which are the same or different, represent hydrogen or CH3-groups and either (a) R3 and R5 represent hydrogen and R4 and R6 represent hydrogen, a C1-C18 alkyl group, or a cycloalkyl group with 5 to 8 carbon atoms, or (b) R3, R4, R5 and R6 independently represent C1-C18 alkyl groups, or cycloalkyl groups containing 5 to 8 carbon atoms, (c) R3 and R4 together an R5 and R6 together, in conjunction with the nitrogen atom, form a heterocyclic C4-C6 ring which may be interrupted by oxygen and/or nitrogen and which may be substituted by alkyl groups and/or hydroxyl alkyl groups with 1 to 4 carbon atoms. These compounds are produced by hydrogenating the corresponding diketones in the presence of ammonia or a primary or secondary aliphatic or cycloaliphatic amine.

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