Issue 6, 2010

Highly efficient chemoselective construction of 2,2-dimethyl-6-substituted 4-piperidones via multi-component tandem Mannich reaction in ionic liquids

Abstract

The room temperature ionic liquid [bmim][PF6] has been demonstrated to be an efficient and recyclable medium for highly chemoselective synthesis of 2,2-dimethyl-6-substituted 4-piperidones via a L-proline catalyzed tandem Mannich reaction of ammonia, aldehydes and acetone, and good yields were achieved for aryl and alkyl aldehydes.

Graphical abstract: Highly efficient chemoselective construction of 2,2-dimethyl-6-substituted 4-piperidones via multi-component tandem Mannich reaction in ionic liquids

Supplementary files

Article information

Article type
Communication
Submitted
17 Dec 2009
Accepted
24 Mar 2010
First published
13 Apr 2010

Green Chem., 2010,12, 949-952

Highly efficient chemoselective construction of 2,2-dimethyl-6-substituted 4-piperidones via multi-component tandem Mannich reaction in ionic liquids

L. Feng, Y. Sun, W. Tang, L. Xu, K. Lam, Z. Zhou and A. S. C. Chan, Green Chem., 2010, 12, 949 DOI: 10.1039/B926498A

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