二维层状配位聚合物[Cd(4,4′-bipy)(2,4-Cl2C6H5OCH2COO)2]n的合成、晶体结构及荧光性质
Synthesis, Crystal Structure and Luminescence Properties of Two-dimension Coordination Polymer [Cd(4,4′-bipy)(2,4-Cl2C6H5OCH2COO)2]n
作者单位
李 薇 衡阳师范学院化学与材料科学系衡阳 421008 
李昶红 湖南工学院化学化工系衡阳 421002 
杨颖群 衡阳师范学院化学与材料科学系衡阳 421008 
张少华 衡阳师范学院化学与材料科学系衡阳 421008 
李玉林 衡阳师范学院化学与材料科学系衡阳 421008 
摘要: 
关键词: 镉(Ⅱ)配位聚合物  晶体结构  荧光性质
基金项目: 
Abstract: One complex [Cd(4,4′-bipy)(2,4-Cl2C6H5OCH2COO)2]n has been synthesized by means of solvent method with 2,4-dichlorphenowyacetic acid and 4,4′-bipyridine(4,4′-bipy). It crystallizes in the Monoclinic space group C2/cn, with a=2.34 25(3) nm, b=1.181 00(15) nm, c=0.977 94(13) nm, β=96.819(2)°, V=2.686 3(6) nm3, Dc=1.752 g·cm-3, Z=4,F(000)=1 408. Final GooF=1.038, R1=0.023 8, wR2=0.060 4. The crystal structure shows that the cadmium ion is coordinated with four oxygen atoms from four 2,4-dichlorphenoxyacetic acid radical and two nitrogen atoms from two 4,4′-bipyridine molecules, forming a distorted octahedral coordination geometry. Bridging 2,4-dichlorphenoxyacetic acid groups and two cadmium(Ⅱ) ions form a cage structure in the complex, and the Cd(Ⅱ)… Cd(Ⅱ) distance is 0.491 3 nm. The luminescence property of the complex was also studied. CCDC: 707697.
Keywords: cadmium(Ⅱ) coordination polymer  crystal structure  luminescence properties
 
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李 薇,李昶红,杨颖群,张少华,李玉林.二维层状配位聚合物[Cd(4,4′-bipy)(2,4-Cl2C6H5OCH2COO)2]n的合成、晶体结构及荧光性质[J].无机化学学报,2009,25(2):369-372.
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