氮氧自由基配合物[Cu(NIT4Py)(IDA)]n的合成与晶体结构.pdf

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1、第26卷第8期无机化学学报VolI26No．82010年8月CHINESEJOURNALOFINORGANICCHEMISTRY1495．1498g；＼研究简报氮氧自由基配合物[Cu(NIT4Py)(IDA)】的合成与晶体结构张旭红郭乐王淑萍杨述韬(河北师范大学化学与材料科学学院，石家庄050016)关键词：氮氧自由基；亚氨基二乙酸；铜配合物；晶体结构中图分类号：0614．121文献标识码：A文章编号：1001—4861(2010)08—1495—04SynthesisandCrystalStructureofaPyridyl-SubstitutedNitronylNitroxid

2、eComplex【Cu(NIT4Py)(IDA)]ZHANGXu-HongGUOLeWANGShu—PingYANGShu-Tao(CollegeofChem~try&MateridScience，HebeiNormalUniversity,Shijiazhuang050016)Abstract：Anovelone—dimensionalf1D)Cu(1I)nitronylnitroxidecomplexbridgedbyiminodiacetatedianion【Cu(NIT4Py)(IDA)]，whereNIT4Py=2一(4'-pyridy1)-4，4，5，5一tetrame

3、thylimidazoline一1一oxyl-3-oxideandIDA=iminodiacetatedianion．wassynthesizedandstructurallycharacterizedbyX—raydifraction．Itcrystallizesinmonoclinic，spacegroupP21／cwitha=0．92109(10)nm，b：O．78009(9)nm，c=2．4863(3)nm，fl=96．826(2)。．TheCu(II)ionisfive．coordinatedwithadistortedsquare．pyramidalgeometry．E

4、achiminodiacetatedianionbridgestwoCu(1I)ionsviaamonodentate—tridentatemodeintoa1Dchain．andthese1Dchainsarefurtherlinkedintoa2Dnetworkviahydrogen—bondinginteractions．CCDC：773132．Keywords：nitronylnitroxideradical；iminodiaceticacid；copper(I)complex；crystalstructureStableorganicradicals，whichprese

5、nthighwereintensivelystudied【．stabilityandgoodabilitytochemicalmodifications，areOntheotherhand，appropriatebridgeshavewidelyusedasligandsinthemetal—radicalapproachtoalwaysbeenusedtodesignmuhidimensionalmaterialsmolecularmagneticmaterials[。砌．However．themaininthemetal—radicalapproach，suchasdicyan

6、ide，drawbackofnitroxideradicalshaslongbeenthepoordicyanoargentate(I)，etc．Inthispaper，theiminodia-abilityoftheN—Onitroxylgrouptocoordinate[”．Intro—eetatedianionwaschosenasthebridgingligandductionofpotentialdonoratomsintothesubstituentbecauseitisapolydentateligandhavingthecoordina-groupofthenitr

7、onylnitroxideopensupthepossibilitytionabilityofbothdicarboxylateandnitrogenatom，andofimprovingthecoordinationabilitiesandachievingisexpectedtoproducenewclustertopologiesbyvirtuecompoundswithahighdimensionality．Amongtheseofitscoordinativ