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Enantioselective Nitroaldol Reaction of alpha-Keto Esters Catalyzed by a Copper(II)-Bisoxazolidine Complex

  作者 XU HANHUI; WOLF CHRISTIAN  
  选自 期刊  SYNLETT;  卷期  2010年-18;  页码  2765-2770  
  关联知识点  
 

[摘要]A wide range of aliphatic and aromatic alpha-keto esters has been transformed to alpha-hydroxy-beta-nitro esters via the Cu(II)-bisoxazolidine-catalyzed Henry reaction. In the presence of 10 mol% of the chiral catalyst, nitroaldol products were obtained in up to 95% yield and 76% ee.

 
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