Method for the production of amines by reductive amination...

Details Method for the production of amines by reductive amination... Method for the production of amines by reductive amination...

2007-06-12

2007-06-12

Davis, Brian (Department: 1621)

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

Organic compounds

Amino nitrogen containing

C564S397000, C564S472000, C564S473000

Reexamination Certificate

active

10484900

ABSTRACT:
This application claims the benefit of German priority Application No. 10138140.9, filed on Aug. 9, 2001, and International Application No. PCT/EP02/08748, filed on Aug. 6, 2002. The invention relates to the production of amines by the reaction of aldehydes or ketones with ammonia or primary or secondary amines in the presence of a hydrogen-donor and the presence of homogeneous metal catalysts of the eighth sub-group under mild conditions.

REFERENCES:
patent: 4851548 (1989-07-01), Hay
patent: 5338885 (1994-08-01), Immel et al.
patent: 5514358 (1996-05-01), Rogers et al.
patent: 0 535 484 (1993-04-01), None
Chemical Abstracts, vol. 53, No. 4, Feb. 25, 1959 Patent Abstract, “Synthesis of Amines by the Method of Leuckart”.

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