以环已二酸及咪唑基化合物为配体的镉配合物的合成、晶体结构及荧光性质(英文) | |
Synthesis, Crystal Structure and Fluorescent Property of a Cadmium(Ⅱ) Coordination Polymer Constructed from 1,4-Cyclohexanedicarboxylic Acid and Imidazole Ligand | |
摘要: 以硝酸镉、环已二酸(H2CDC)和2,3,5,6-四氟-1,4-二咪唑基二甲苯(FBIX)为原料,在水热条件下得到了1个配位聚合物[Cd(CDC)(FBIX)0.5]n(1),并利用元素分析、红外光谱以及X-射线单晶洐射对其进行了表征。该晶体属三斜晶系,P1 空间群,a=0.880 53(18) nm,b=0.888 31(18) nm,c=1.091 7(2) nm,α=97.349(2)°,β=95.688(2)°,γ=105.495(2)°,V=0.808 1(3) nm3,Dc=1.799 g·cm-3,Z=2,F(000)=434,Goof=1.094,R1=0.025 6,wR2=0.072 3。Cd(Ⅱ)离子通过2个CDC配体桥联形成一维双绞链,再通过FBIX配体连接成二维层状结构。室温下该配合物表现出较强的荧光发射。 | |
关键词: 镉配合物 环已二酸 晶体结构 荧光 | |
基金项目: | |
Abstract: A two-dimensional coordination polymer of [Cd(CDC)(FBIX)0.5]n(1) (H2CDC=1,4-cyclohexanedicarbo-xylic acid and FBIX=2,3,5,6-tetrafluoro-1,4-bis(imidazol-1-yl-methyl) benzene) has been prepared and characterized by elemental analysis, IR spectroscopy, TGA and single-crystal X-ray diffraction. The crystal is of triclinic system, space group P1 with a=0.880 53(18) nm, b=0.888 31(18) nm, c=1.091 7(2) nm, α=97.349(2)°, β=95.688(2)°, γ=105.495(2)°, V=0.808 1(3) nm3, Dc=1.799 g·cm-3, Z=2, F(000)=434, Goof=1.094, R1=0.025 6, wR2=0.072 3. Complex 1 shows a two-dimensional layer structure based on paddle-wheel building units. Moreover, it shows intense fluorescent property at room temperature. CCDC: 785745. | |
Keywords: Cd(Ⅱ) complex 1,4-cyclohexanedicarboxylic acid crystal structure fluorescence | |
摘要点击次数: 2004 | |
全文下载次数: 2046 | |
夏宏宇,查筱春,刘光祥,王 彦,任小明.以环已二酸及咪唑基化合物为配体的镉配合物的合成、晶体结构及荧光性质(英文)[J].无机化学学报,2011,27(7):1441-1445. | |
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