Process for the preparation of amine-terminated compounds
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United States of America Patent
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Jul 27, 1993
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N/A
app pub date -
Mar 20, 1991
filing date -
Mar 20, 1991
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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.
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