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4,4′-联吡啶-2,2′,6,6′-四羧酸与含氮配体构筑的金属配合物的结构和荧光性质
引用本文:白正帅,陈满生,陈水生,苏 志,孙为银.4,4′-联吡啶-2,2′,6,6′-四羧酸与含氮配体构筑的金属配合物的结构和荧光性质[J].无机化学学报,2009,25(3):402-406.
作者姓名:白正帅  陈满生  陈水生  苏 志  孙为银
作者单位:南京大学化学化工学院,配位化学国家重点实验室,配位化学研究所,南京,210093
摘    要:用水热法合成了2个化合物M2(L)(phen)2(H2P)2]·6H2OM=Ni(1),Zn(2),H4L=4,4'-联吡啶-2,2',6,6'-四羧酸,phen=1,10-邻菲咯啉],并进行了元素分析、IR及X-射线单品结构测定等表征.晶体结构解析结果表明:配合物1和2的晶体都属于三斜晶系,P1空间群.配合物的中心金属离子都是六配位变形的八面体配位构型,配体4,4'-联吡啶-2,2',6,6'-四羧酸的羧基均以单齿形式配位.室温固体荧光测试结果显示配合物2具有较强的荧光.

关 键 词:4  4'-联吡啶-2  2'  6  6'-四羧酸  晶体结构  水热合成  荧光性质

Hydrothermal Syntheses, Crystal Structures and Photoluminescence of Two Complexes with 4,4'-Bipyridine-2,2',6,6'-Tetracarboxylate and N-Donor Ligand
BAI Zheng-Shuai,CHEN Man-Sheng,CHEN Shui-Sheng,SU Zhi and SUN Wei-Yin.Hydrothermal Syntheses, Crystal Structures and Photoluminescence of Two Complexes with 4,4''-Bipyridine-2,2'',6,6''-Tetracarboxylate and N-Donor Ligand[J].Chinese Journal of Inorganic Chemistry,2009,25(3):402-406.
Authors:BAI Zheng-Shuai  CHEN Man-Sheng  CHEN Shui-Sheng  SU Zhi and SUN Wei-Yin
Institution:State Key Laboratory of Coordination Chemistry, Coordination Chemistry Institute, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210093,State Key Laboratory of Coordination Chemistry, Coordination Chemistry Institute, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210093,State Key Laboratory of Coordination Chemistry, Coordination Chemistry Institute, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210093,State Key Laboratory of Coordination Chemistry, Coordination Chemistry Institute, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210093 and State Key Laboratory of Coordination Chemistry, Coordination Chemistry Institute, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210093
Abstract:Two coordination complexes, M2(L)(phen)2(H2O)2]·6H2O M=Ni(1), Zn(2), H4L=4,4'-bipyridine-2,2',6,6' -tetracarboxylic acid, Phen=1,10-phenanthroline], were synthesized by hydrothermal method, and their structures were determined by X-ray crystal structure analysis. Both compounds crystallize in triclinic, space group P1 with a=0.827 87(15) nm, b=1.057 1 (18) nm, c=1.226 6(2) nm, a=79.150(3)°,β=84.760(3) ,γ=67.866(3) , V=0.976 4(3)nm3, Z=1, R=0.031 2, wR=0.078 8 for 1, and a=0.874 8(15) nm, b=1.057 46(19) nm, c=1.131 5(2) nm, α=91.849(4) ,β=97.599(3) ,γ=108.034(4) , V=0.979 8(3) nm3, Z=1, R=0.063 0, wR=0.137 8 for 2. The central metal atoms with octahedral coordination geometry in the two complexes are six-coordinated by three oxygen and three nitrogen atoms. Photoluminescence studies revealed that complex 2 exhibits strong fluorescent emission in the solid state at room temperature.
Keywords:4  4'-bipyridine-2  2'  6  6'-tetracarboxylic acid  crystal structure  hydrothermal synthesis  luminescence property
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