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《基于钒氧多酸与大环铜配合物构筑的三维配位聚合物的合成与表征.pdf》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、第3O卷第2期无机化学学报Vol-30No.22014年2月CHINESEJ0URNAL0FIN0RGANICCHEMISTRY419.-424基于钒氧多酸与大环铜配合物构筑的三维配位聚合物的合成与表征欧光川黄中文潘泽毅周东来李治章袁先友(湖南科技学院生命科学与化学工程系,永州425199)'摘要:通过【CuL](Cl04)(L=5,12.二甲基一1,8一二乙醇基一1,3,6,8,10.,13一六氮杂环十四烷)与Nit,NO,反应,得到一个钒氧多酸桥联大环铜配合物的三维配位聚合物{【CuL]【V0]12"
2、0.67H:0)。并对其进行了元素分析、红外光谱、紫外光谱、热重和X一射线单晶衍射测定。单晶结构测试结果表明配合物属于三方晶系,.R空间群。在晶体结构中,铜原子与大环配体上的4个氮原子和钒氧四面体【vodq~的2个氧原子配位,形成畸变的八面体构型。钒氧多酸阴离子[Vor桥联大环配合物[cuL】形成一个具有一维通道的三维配位聚合物。关键词:大环铜配合物;钒氧多酸;晶体结构中图分类号:0614.121文献标识码:A文章编号:100l-486l(2O14)02—0419—06DoI:10.11862/CJIC.
3、2014.043SynthesisandStructureofaThree-.DimensionalP0lyOxOVanadate-BridgedMacrocyclicCopperComplexOUGuang-ChuanHUANGZhong--WenPANZe-YiZHOUDong—LaiLIZhi—ZhangYUANXian-You(Departmentofl~ologyandChemistry,HunanUniversityofScienceandE:neering,Yongzhou,Hunan425
4、199,.China)Abstract:Athree-.dimensionaltransitionmetalcoppermacrocyeficcomplex{[CuLI[VO3]2·0.67H~0},(L=5,12-dimethyl-1,8-dihydroxyethyl一1,3,6,8,10,13一hexaazacyclotetradecane)hasbeenisolatedfromthereactionsof【Cu,LI(iClO&withNH4v03,.andstructurallycharacter
5、izedbyelementalanalysis,,IR,TG,UVspectrumandX—raydiffraction.Thetitlecompoundcrystallizesinthetrigonalsystem,spacegroupR3witha=1.6877(12)nm,b=1.6877(12)nm,c=2.16300)Dm,Mr=591.90,V=5.3354(10'Inm。,Z=9,D。=1.654g‘am,F(000)=2739,/x=1.714mm~。thefinalR=0.0470and
6、wR=0.1347.TheCu(II)atomliesonaninversioneenterandisoetathe&allycoordinatedbyfournitrogenatomsofthetetradentatemacrocyclicLligandintheequatorialplaneandtwooxygenatomsof[VO4]tetrahedronsinaxialpositions.Thetitlecompoundshowsathree—dimensionalstructure,which
7、isconstructedbythefinksofhexanuclear[V6018]ringswith【CuE],formingone—dimensionalchannelsoccupiedbyguestwatermolecules.CCDC:902742.Keywords:macroeyeliccoppercomplex;polyoxovanadate;crystalstructureRecently,.theassemblyofvanadiumpolyoxoanionbeenreportedusin
8、gtransitionmetalcomplexesandclusterswithtransitionmetalcomplexesbecamethepolyoxovanadateclustersasbuildingblocksI2].focusofchemists,andmanyextendedstructureshaveInourpreviousreport嘲,twodifferentthree一收稿日期:2013—04.25
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