Chemical Research in Chinese Universities ›› 2011, Vol. 27 ›› Issue (5): 792-794.

• Articles • Previous Articles     Next Articles

Highly Efficient and Recyclable Catalyst HBF4?SiO2 Catalyzed Synthesis of β-Enamino Compounds Under Solvent-free Conditions

GAO Han, JIA Xu-dong, DUAN Hai-feng*, LIN Ying-jie*, GAO Jun-gang, LIANG Da-peng and WU Mao-cheng   

  1. Department of Organic Chemistry, College of Chemistry, Jilin University, Changchun 130012, P. R. China
  • Received:2010-10-15 Revised:2010-12-02 Online:2011-09-25 Published:2011-09-06
  • Contact: DUAN Hai-feng;LIN Ying-jie E-mail:duanhf@jlu.edu.cn; linyj@jlu.edu.cn

Abstract: Fluoroboric acid adsorbed on silica-gel(HBF4?SiO2) has been found to be an extremely efficient and recyclable catalyst for the preparation of β-enaminones and β-enamino esters under solvent-free conditions.

Key words: β-Enaminone, β-Enamino ester, HBF4?SiO2, Solvent-free condition