Process for the preparation of amine-terminated compounds

Details Process for the preparation of amine-terminated compounds Process for the preparation of amine-terminated compounds

1991-03-20

1993-07-27

Robinson, Allen J.

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

Organic compounds

Carboxylic acid esters

560169, 558265, 558269, 564135, 564337, 564346, 564393, 564396, 564397, 564468, 564471, 564472, 528271, 528332, C07C20900

Patent

active

052312178

ABSTRACT:
The present invention is directed to a novel solvent-free process for preparing amine terminated compounds by reacting a polyfunctional acetoacetic acid ester with either ammonia or an organic compound which contains one or more primary amino groups in the presence of an acidic catalyst selected from the group consisting of (i) boron trifluoride etherate and (ii) organic acids having pKa values of from 0.1 to 0.8.

REFERENCES:
patent: 3669729 (1972-06-01), Seiner
patent: 3691112 (1972-09-01), Grogler et al.
patent: 3778474 (1973-12-01), Stocker
patent: 4359584 (1982-11-01), Merger et al.
Zabicky, The Chemistry of Amides, 1970, Interscience Publishers, 96-97.

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