A new route to α-hetero β-enamino esters using a mild and convenient solvent-free process assisted by focused microwave irradiation

被引:15
作者
Dahmani, Z [1 ]
Rahmouni, M [1 ]
Brugidou, R [1 ]
Bazureau, JP [1 ]
Hamelin, J [1 ]
机构
[1] Univ Rennes 1, CNRS, UMR Synth & ElectroSynth Organ 3 6510, F-35042 Rennes, France
关键词
D O I
10.1016/S0040-4039(98)01894-2
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
New alpha-hetero beta-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 alpha-hetero beta-enamino ester derivatives 3 present a (E)-s-cis/trans conformation. (C) 1998 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:8453 / 8456
页数:4
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