State Key Laboratory of Fine Chemicals, Dalian University of Technology, Dalian 116012, China
Abstract:
A highly efficient benzylation of arenes and heteroarenes catalyzed by HfCl_4/HfO_2 has been developed.Broad scope of benzylation reagents have been used in this process with high yields under mild condition.Additionally,the HfO_2 can be re-used after the reaction.