Facile domino reactions in the statistically controlled product- and stereoselective synthesis of densely functionalized cis-1,4-cyclohexa-1,4-dienes and trans,trans-trisubstituted-1,2,5,6-tetrahydropyridines

被引:6
|
作者
Harikrishnan, Palani Sokkan [1 ]
Rajesh, Stephen Michael [1 ]
Perumal, Subbu [1 ]
机构
[1] Madurai Kamaraj Univ, Sch Chem, Dept Organ Chem, Madurai 625021, Tamil Nadu, India
关键词
Domino reaction; Ethyl-3-oxo-4-(arylsulfonyl)butanoates; Aromatic aldehyde; Ammonium acetate; 1,4-Cyclohexadienes; Tetrahydropyridines; MULTICOMPONENT REACTIONS; ASYMMETRIC-SYNTHESIS; DERIVATIVES; ALKALOIDS; 1,4-CYCLOHEXADIENES; NITROOLEFINS; INHIBITORS; CHEMISTRY; MECHANISM; CONCISE;
D O I
10.1016/j.tetlet.2012.05.071
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The domino reactions of ethyl 3-oxo-4-(arylsulfonyl)butanoates with aromatic aldehydes in a 2:1 molar ratio in the presence of a catalytic amount of ammonium acetate furnished densely functionalized cyclohexa-1,4-dienes stereoselectively, while the domino reactions of ethyl 3-oxo-4-(arylsulfonyl)butanoates, aromatic aldehydes, and ammonium acetate in a 1:2:2 molar ratio afforded highly functionalized 1,2,5,6-tetrahydropyridines stereoselectively. (C) 2012 Elsevier Ltd. All rights reserved.
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收藏
页码:3880 / 3884
页数:5
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