A facile regioselective synthesis of (5-amino-4-cyano-1H-imidazol-1-yl) benzoic acids

被引:1
|
作者
Barros, Siria A. [1 ]
Goncalves, M. Sameiro T. [1 ]
Oliveira-Campos, Ana M. F. [1 ]
Proenca, Fernanda R. P. [1 ]
机构
[1] Univ Minho, Ctr Chem, P-4710057 Braga, Portugal
关键词
D O I
10.1002/jhet.5570440103
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
A simple and efficient method was developped for the synthesis of 3-(5-amino-4-cyano-1H-imidazol-1-yl)-4-substituted benzoic acids 3. These compounds were isolated by intramolecular cyclisation of the corresponding 3-{[(Z)-2-amino-1,2-dicyano-vinyl]amino}methyleneaminobenzoic acids in the presence of base.
引用
收藏
页码:13 / 19
页数:7
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