Synthesis, Crystal Structure and Catalytic Activity of a Dichlorobridged Dimeric Cu(Ⅱ) Complex Bearing 2,2’-(1H-1,2,4-triazole-1,3-diyl)dipyridine Ligands  

作　　者：ZHANG Meng-Yao ZHANG Hui-Xin ZHANG Ying-Ying ZENG Yong-Fei LIU Gui-Yan 张梦姚;张慧欣;张颖颖;曾永飞;刘桂艳(Tianjin Key Laboratory of Structure and Performance for Functional Molecules,Key Laboratory of Inorganic-organic Hybrid Functional Material Chemistry(Tianjin Normal University),Ministry of Education,College of Chemistry,Tianjin Normal University,Tianjin 300387,China)

机构地区：[1]Tianjin Key Laboratory of Structure and Performance for Functional Molecules,Key Laboratory of Inorganic-organic Hybrid Functional Material Chemistry(Tianjin Normal University),Ministry of Education,College of Chemistry,Tianjin Normal University,Tianjin 300387,China

出　　处：《Chinese Journal of Structural Chemistry》2020年第9期1723-1728,1558,共7页结构化学（英文）

基　　金：Supported by the Natural Science Foundation of Tianjin(No.16JCYBJC19700);the National Natural Science Foundation of China(No.21771138)。

摘　　要：A new dichlorobridged dimeric Cu(Ⅱ)complex bearing 2,2?-(1H-1,2,4-triazole-1,3-diyl)dipyridine ligands has been synthesized.Its structure has been characterized by X-ray single-crystal diffraction.New Cu(Ⅱ)complex crystallizes in triclinic system,space group P1 with a=7.5080(11),b=10.5954(13),c=12.4383(15)?,α=76.320(10),β=74.826(11),γ=70.517(12)°,V=888.1(2)?3,Z=2,ρcalc=1.784 g/cm3,μ=1.987 mm–1,F(000)=474,the final R=0.1010 and wR=0.1520 for 5688 observed reflections(I>2s(I)),R(all data)=0.1872,wR(all data)=0.1806,completeness to theta of 25.010 is 100.0%and GOF=1.060.Furthermore,the dichlorobridged dimeric Cu(Ⅱ)complex showed high catalytic activity for the Ullmann coupling reaction of(hetero)aryl chlorides with various N(H)-heterocycles.

关 键 词：Cu(Ⅱ)complex Ullmann coupling reaction (hetero)aryl chlorides N(H)-heterocycles 

分 类 号：O641.4[理学—物理化学] O643.36[理学—化学]