吡唑-吡啶类配体的合成及Heck反应研究  

The Application of Ligands Based on Pyridine-Pyrazole in Heck Coupling

作　　者：杨琴[1] 

机构地区：[1]西华师范大学化学化工学院,四川南充637009

出　　处：《西华师范大学学报（自然科学版）》2015年第4期350-354,共5页Journal of China West Normal University(Natural Sciences)

基　　金：四川省教育厅重点项目(14ZA0126)

摘　　要：合成了(2,6-二[(3-吡唑基)-1,5-苯基]吡啶)配体,并研究了该配体与氯化钯原位络合催化溴代芳香化合物与苯乙烯的Heck反应.考察了碱、溶剂、温度等条件的影响,在最优条件下考察了不同取代基对Heck反应的影响.The pyridine-pyrazole ligand was prepared and applied in the Heck coupling of aryl bromides and styrene in air condition. The effects of base, solvent and temperature were investigated. The optimized catalyst system performed activity in the Heck coupling of aryl bromides and styrene.

关 键 词：氯化钯 吡唑-吡啶配体 HECK偶联反应 溴代芳香化合物 

分 类 号：O643.3[理学—物理化学]