Process for the preparation of bis(amidocarboxylic acids)

Details Process for the preparation of bis(amidocarboxylic acids) Process for the preparation of bis(amidocarboxylic acids)

1994-04-26

1995-02-28

Dees, Jose G.

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

Organic compounds

Fatty compounds having an acid moiety which contains the...

554104, 562507, 562458, 562457, 562450, 562565, C07C23102, C07C22924, C07C 6108

Patent

active

053939026

ABSTRACT:
A process is reported for the preparation of bis(amidocarboxylic acid) involving reacting an ester with an aminocarboxylate compound, the latter being formed from lactams or aminocarboxylic acids and salts thereof. The ester and aminocarboxylate compound are present in a weight ratio of about 1:1 to about 1:4, and reaction is conducted in a mono- or polyhydric alcohol solvent.

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WO 90/14336 Nov. 1990.
WO 92/06073 Apr. 1992.

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