Ligand-free Copper-catalyzed Synthesis of Symmetrical Diynes from 1,1-Dibromo-1 -alkenes  

作　　者：Jin, Hui Kuang, Chunxiang 

机构地区：[1]Department of Chemistry, Tongji University, Shanghai 200092, China

出　　处：《Chinese Journal of Chemistry》2011年第3期592-594,共3页中国化学（英文版）

基　　金：Project supported by the National Natural Science Foundation of China （No. 30873153）, and the Key Projects of Shanghai in Biomedical （No. 08431902700）.

摘　　要：Symmetrical diynes were synthesized by ligand-free copper-catalyzed homocoupling reaction of 1,1-dibromo-1- alkenes using a DBU/DMSO system at room temperature in good to excellent yields.Symmetrical diynes were synthesized by ligand-free copper-catalyzed homocoupling reaction of 1,1-dibromo-1- alkenes using a DBU/DMSO system at room temperature in good to excellent yields.

关 键 词：symmetrical diynes COPPER-CATALYZED 1 1-dibromo-l-alkenes LIGAND-FREE HOMOCOUPLING 

分 类 号：TQ225.241[化学工程—有机化工] O641.4[理学—物理化学]