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《喹啉氧基乙酰胺型配体镉配合物的合成、晶体结构及荧光性质.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29卷第12期无机化学学报V01.29No.122013年12月CHINESEJOURNALOFINORGANICCHEMISTRY2678—2682喹啉氧基乙酰胺型配体镉配合物的合成、晶体结构及荧光性质叶行培吴伟娜李飞飞蔡红新王元f河南理工大学物理化学学院,焦作454000)摘要:合成并通过单晶衍射表征了一个配合物[CdL(HO)(NO3)JNOs"CH,COCH3(1)(L=,v-甲基N一苯基一2(8.喹啉氧基)乙酰胺)。在配合物1中,金属镉离子采取扭曲的八面体配位构型。来自配体L的1个氧原子和2个氮原子,2个硝酸
2、根的2个氧原子及配位水分子的1个氧原子与中心镉离子配位。配合物通过分子间的0一H⋯0氢键作用构筑成沿a轴的一维链状结构。乙腈溶液中配体L和配合物1均在390nm有荧光发射。但配合物的荧光强度要远低于配体。关键词:8一羟基喹啉;乙酰胺;镉配合物;晶体结构;荧光中图分类号:0614.24+2文献标识码:A文章编号:1001—4861(2013)12.2678.05DOI:10.3969~.issn.1001—4861.2013.00.394ACadmium(H)ComplexwithaQuinolinyloxyAcetami
3、deLigand:Synthesis,CrystalStructureandFluorescenceSpectraYEXing—PeiWUWei—NaLIFei—FeiCAIHong-XinWANGYuan(DepartmentofPhysicsandChemistry,HenanPolytechnicUniversity,~aozuo,Henan454000,China)Abstract:[CdL(H2O)(NO3)】N03‘CH3COCH3(1)(L=N-methyl—N-phenyl一2一(quinolin一8一y
4、loxy)acetamide),wassynth—esizedandcharacterizedbyX—raydiffraction.Incomplex1,theCd(1I)centeriScoordinatedwithtwo0atomsandoneNatomfromoneligandL,two0atomsfromtwomono.dentatenitrateanionsandone0atomfromonewatermolecule,possessingadistortedoctahedralcoordinationgeom
5、etry.Inthecrystal,intramolecularO—H⋯OhydrogenbondsbetweenthecoordinatedwatermoleculesandfleenitrateOatomslinkthesomplexesint0chainsalongtheaaxis.InCH3CNsolution,bothligandLandcomplex1exhibitemissionbandat390nm.However.theemissionintensityof1iSmuchlowerthanthatoft
6、heligandL.CCDC:958121.Keywords:8-hydr(】xyquinoline;acetamide;cadmiumcomplex;crystalstructure;fluorescence0IntroductionsensorforCd(Ⅱ)orZn(Ⅱ)iont6-S1.Inaddition,Cd(Ⅱ)ionwithd。configurationcanadoptavarietyofRecently,quinolinyloxylacetamideligandsandcoordinationgeome
7、triesandiSparticularlyusefulfortheirfluorescencepropertieswithrareearthionshavetheconstructionofeo0rdinati0n[.Thusinthiswork.attractedmuchmoreattentionduetotheirstrongaCd(11)complexcontainingaquinolin一8.yloxylantennaeffecttoEuorTb(皿ion[。。。.Onthe0theracetamideliga
8、ndLrL=N-methyl—N-phenyl一2-(quino—hand,suchligandscouldformstablecomplexeswithlin一8一yloxy)acetamide1wassynthesizedandcharacter.transitionmetalionsandthustoactas
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