配合物[Cd_(2)L_(2)Cl_(2)]·5H_(2)O的合成、结构和荧光性质  

Synthesis, Crystal Structure and Fluorescence Properties of Coordination Polymer [Cd_(2)L_(2)Cl_(2)]·5H_(2)O

作　　者：程芳芳 胡甍 黄荣谊 孙佳音 吴根华 CHENG Fangfang;HU Meng;HUANG Rongyi;SUN Jiayin;WU Genhua(Anhui Key Laboratory of Functional Coordination Compounds,School of Chemistry and Chemical Engineering,Anqing Normal University,Anqing 246133,China)

机构地区：[1]安庆师范大学化学化工学院,安徽省功能配合物重点实验室,安徽安庆246133

出　　处：《安庆师范大学学报（自然科学版）》2021年第2期70-73,108,共5页Journal of Anqing Normal University(Natural Science Edition)

基　　金：国家自然科学基金(21401005,21171008);安徽省自然科学基金(2008085QB55)。

摘　　要：以含氮类有机配体HL(HL=5-(4-[1,2,4]triazol-4-yl-phenyl)-1H-tetrazole)和金属镉离子为原料,在水热条件下合成了一例新颖的配合物[Cd_(2)L_(2)Cl_(2)]·5H_(2)O (1)。晶体结构分析表明,配合物1属于正交晶系,Fddd空间群,晶胞参数a=40.800(2)A,b=7.305 1(4)A,c=16.082 1(9)?,α=β=γ=90°,V=4 793.2(4)A^(3),Z=16。在配合物1的结构中,μ_(4)-L^(-)配体连接六配位的Cd(Ⅱ)中心构成了三维网络结构,沿b轴方向具有长方形孔道。拓扑分析表明,配合物1具有3,6-连接的拓扑。固体荧光分析表明,该配合物在室温条件下发射较强的蓝光。A novel coordination polymer[Cd_(2)L_(2)Cl_(2)]·5H_(2)O(1)was synthesized under hydrothermal conditions by using nitrogen-containing ligand HL(HL=5-(4-[1,2,4]triazol-4-yl-phenyl)-1 H-tetrazole)and Cd(II)ions.Single crystal structural analysis showed that compound 1 crystallizes in the orthorhombic Fddd space group.The unit cell parameters were listed as following:a=40.800(2)A,b=7.3051(4)A,c=16.0821(9)A,α=β=γ=90°,V=4793.2(4)A3,Z=16.Compound 1 features a 3 D framework with 3,6-connected topology which is constructed byμ_(4)-L^(-)ligand connected with the six-coordinated Cd(Ⅱ)ions.In addition,compound 1 exhibits strong blue fluorescence emissions at room temperature.

关 键 词：配位聚合物 晶体结构 蓝色发光 

分 类 号：O614[理学—无机化学]