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Australian Journal of Chemistry Australian Journal of Chemistry Society
An international journal for chemical science
RESEARCH ARTICLE

Ionic Liquid Promoted Knoevenagel and Michael Reactions

Xuesen Fan A C , Xueyuan Hu A B , Xinying Zhang A and Jianji Wang A
+ Author Affiliations
- Author Affiliations

A School of Chemical and Environmental Sciences, Henan Key Laboratory for Environmental Pollution Control, Henan Normal University, Xinxiang, Henan 453007, China.

B Chongqing University of Medical Sciences, Chongqing 400016, China.

C Corresponding author. Email: fanxs88@263.net

Australian Journal of Chemistry 57(11) 1067-1071 https://doi.org/10.1071/CH04060
Submitted: 7 March 2004  Accepted: 9 July 2004   Published: 1 November 2004

Abstract

The utilization of the ionic liquid [bmim][BF4] as both reaction medium and promoter for the Knoevenagel condensation and Michael addition reactions is described in this paper. Through these reactions, several useful electrophilic alkenes and chromene derivatives are obtained in high yields. The advantages of these two novel procedures include their environmentally benign nature, atom economy, simple operation process, and mild reaction conditions.


Acknowledgment

This work was financially supported by the National Natural Science Foundation of China (no. 20273019).


References


[1]   (a) J. G. Huddleston, A. E. Visser, W. M. Reichert, H. D. Willauer, G. A. Broker, R. D. Rogers, Green Chem. 2001, 3,  156.
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