Tetrahedron Letters p. 8453 - 8456 (1998)
Update date:2022-08-28
Topics:
Dahmani, Zohra
Rahmouni, Mustapha
Brugidou, Richard
Bazureau, Jean Pierre
Hamelin, Jack
New α-hetero β-enamino esters 5 (X = NH, O, S) are obtained in good to excellent yields by transamination reactions from ethyl 3-dimethylamino acrylate 2(a-c) and various volatile amines 3(a-e) using solvent-free conditions assisted by focused microwave irradiation. Most of the α-hetero β-enamino ester derivatives 3 present a (E)s-cis/trans conformation.
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