Arylamine processes

Details Arylamine processes Arylamine processes

1998-05-07

1999-05-11

Burn, Brian M.

Organic compounds -- part of the class 532-570 series

Organic compounds

Amino nitrogen containing

564307, 564395, 564433, 564435, C07C209/10

Patent

active

059029013

ABSTRACT:
A process for the preparation of N,N-bis(3,4-dimethylphenyl)-4-biphenylamine which comprises the reaction of N,N-bis(3,4-dimethylphenyl)amine and an iodobiphenyl in the presence of a ligand copper catalyst, and wherein the ligand is selected from the group consisting of monodentate tertiary amines and bidentate tertiary amines, and which reaction is accomplished at a temperature of, for example, from about 120.degree. C. to about 150.degree. C.

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