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

C - Chemistry, Metallurgy

07

C

C07C 219/32 (2006.01) C07C 227/08 (2006.01) C08G 63/91 (2006.01) C08G 65/325 (2006.01) C08G 65/332 (2006.01) C08G 65/333 (2006.01) C08G 73/02 (2006.01)

Patent

CA 2062180

Mo-3558 NOVEL SOLVENT-FREE PROCESS FOR THE PREPARATION OF AMINE-TERMINATED COMPOUNDS ABSTRACT OF THE DISCLOSURE 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.

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