Propane-1,2,3-triyl tris(hydrogen sulfate): A mild and efficient recyclable catalyst for the synthesis of biscoumarin derivatives in water and solvent-free conditions  

作　　者：Ramin Rezaei Fatemeh Moezzi Mohammad Mahdi Doroodmand 

机构地区：[1]Department of Chemistry,Firoozabad Branch,Islamic Azad University [2]Department of Chemistry,College of Sciences,& Nanotechnology Research Center,Shiraz University

出　　处：《Chinese Chemical Letters》2014年第1期183-186,共4页中国化学快报（英文版）

基　　金：Firoozabad University Research Council for the partialfinancial support

摘　　要：A simple, efficient, and ecofriendly procedure has been developed using propane-l,2,3-triyl tris（hydrogen sulfate） as a catalyst for the synthesis of biscoumarin derivatives in water and solvent-free conditions. The significant features of the present protocol are simplicity, environmentally benign, high yields, no chromatographic separation, and recyclability of the catalyst.A simple, efficient, and ecofriendly procedure has been developed using propane-l,2,3-triyl tris（hydrogen sulfate） as a catalyst for the synthesis of biscoumarin derivatives in water and solvent-free conditions. The significant features of the present protocol are simplicity, environmentally benign, high yields, no chromatographic separation, and recyclability of the catalyst.

关 键 词：Biscoumarin Aldehyde4-Hydroxycoumarin Propane-1 2 3-triyl tris（hydrogen sulfate）Homogeneous catalyst 

分 类 号：O621.3[理学—有机化学]