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以异烟酰胺吡啶基异酞酸为配体的二维铕配合物的合成、晶体结构和荧光性质
引用本文:邓奕芳,陈满生,张春华,邝代治,陈志敏.以异烟酰胺吡啶基异酞酸为配体的二维铕配合物的合成、晶体结构和荧光性质[J].无机化学学报,2011,27(8):1654-1658.
作者姓名:邓奕芳  陈满生  张春华  邝代治  陈志敏
作者单位:衡阳师范学院化学与材料科学系,衡阳,421008
基金项目:湖南省青年骨干教师基金(2008); 衡阳师范学院科学基金启动项目(10B67); 湖南省教育厅(10C0473)项目; 衡阳师范学院无机化学精品课程资助
摘    要:标题化合物{Eu(L)(HL)]·2H2O}n是由Eu(NO3)3·6H2O、5-异烟酰胺吡啶基异酞酸(H2L)、经水热反应得到。采用元素分析、IR及X-射线衍射法对该配合物进行了表征。晶体结构测试表明:晶体属于单斜晶系,空间群P21/c,晶胞参数为:a=1.344 02(18) nm,b=1.377 50(18) nm,c=1.623 07(15) nm,β=115.820(8)°,V=2.704 9(6) nm3,Z=4,Mr=757.45,Dc=1.860 g·cm-3,μ=2.396 mm-1F(000)=1 504,Rint=0.051 4,R1=0.032 2,wR2=0.089 1。配合物的中心铕离子是八配位稍变形的双帽三棱柱结构,5-异烟酰胺吡啶基异酞酸将配合物桥联成二维双层结构。

关 键 词:铕配合物    晶体结构    5-异烟酰胺吡啶基异酞酸    水热合成

Hydrothermal Synthesis, Crystal Structure and Luminescence Property of a 2D Eu(Ⅲ) Complex Based on 5-(Isonicotinamido)isophthalic Acid
DENG Yi-Fang,CHEN Man-Sheng,ZHANG Chun-Hu,KUANG Dai-Zhi and CHEN Zhi-Min.Hydrothermal Synthesis, Crystal Structure and Luminescence Property of a 2D Eu(Ⅲ) Complex Based on 5-(Isonicotinamido)isophthalic Acid[J].Chinese Journal of Inorganic Chemistry,2011,27(8):1654-1658.
Authors:DENG Yi-Fang  CHEN Man-Sheng  ZHANG Chun-Hu  KUANG Dai-Zhi and CHEN Zhi-Min
Institution:Department of Chemistry and Materials Science, Hengyang Normal University, Hengyang, Hunan 421008, China,Department of Chemistry and Materials Science, Hengyang Normal University, Hengyang, Hunan 421008, China,Department of Chemistry and Materials Science, Hengyang Normal University, Hengyang, Hunan 421008, China,Department of Chemistry and Materials Science, Hengyang Normal University, Hengyang, Hunan 421008, China and Department of Chemistry and Materials Science, Hengyang Normal University, Hengyang, Hunan 421008, China
Abstract:The title complex,{Eu(L)(HL)]· 2H2O}n 1,where H2L=5-(isonicotinamido)isophthalic acid,was synthesized and its crystal structure was determined by X-ray diffraction analysis.The crystal is of monoclinic,space group P21/c with a=1.344 02(18) nm,b=1.377 50(18) nm,c=1.623 07(15) nm,β=115.820(8)°,V=2.704 9(6) nm3,Z=4,Mr=757.45,Dc=1.860 g·cm-3,μ=2.396 mm-1,F(000)=1 504,Rint=0.0514,R1=0.0322,wR2=0.089 1.In thecomplex,the central Eu(Ⅲ) atom is eight-coordinated by eight carboxylate oxygen atoms,completing a distorted bicapped trigonal prismatic geometry.The molecules are connected to form a 2D bilayer structure bridged by 5-(isonicotinamido)isophthalic acid.CCDC:826595.
Keywords:Eu(Ⅲ) complex  crystal structure  5-(isonicotinamido)isophthalic acid  hydrothermal synthesis
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