inorganic chemistry

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1、INORGANICCHEMISTRYAnnualResearchHighlights(1)“Photo-andelectro-functionsofsurface-attachedmolecularwires”Wehavedevelopedanewbottom-upmethodtopreparemetalcomplexoligomerwiresutilizingstepwisecoordinationreactionsofmetalironsandbridgingligandsontheligand-attachedelectrodesurface.ThismethodhasF

2、ig.2.MolecularstructuresoftriangularIr3andcage-typeanadvantagetoprepareagivennumberofdifferentkindsRh4Mo2metalladithioleneclustersdeterminedbysingle-crystalofmetalcomplexunitsonthesurface.UsingthisX-raydiffractionanalysis.method,wehavefabricatedredoxmolecule-terminatedmolecularwireswithdiffe

3、rentlengthsandanalyzedtheir02−long-rangeelectrontransportabilities.Wefoundthat2e−p-conjugatedredoxmetalcomplexoligomerwiresexhibitSSSSSSSSMo0superiorelectrontransportabilities(Fig.1).RhIIIMo0RhIII0’RhIIRhIIE=−1870mVvs.Fc+/FcByconnectingphotosystemI(PSI)ofcyanobacteria,CCCCwithmolecularwiresb

4、ythereconstructionmethodOOOOS=0S=1followedbyattachingtotheelectrode,wefabricatedFig.3.One-steptwo-electronredoxreactionofaRh2Mobio-conjugatedphotonsensor.metalladitholenecluster.1.(1)-4)J.Am.Chem.Soc.,131,1388-1389(2009).1.(1)-7)DaltonTrans.,1939-1943(2009).1.(1)-10)Angew.Chem.Int.Ed.,48,385

5、8-3861(2009).(3)“Newmetalcomplexesrespondingtoexternalstimuli”AnewFe(II)complexshowingphoto-magneticeffect,aPt(II)complexwithtristabilitycontrolledbythreedifferentwavelengthlights,apyryliumcomplexwithstrongintramoleculardonor-acceptorinteractionwhichcanbeswitchedwithalcoholandacid,andcopperc

6、omplexescontaining4-methyl-2-pyridylpyrimidineligandofwhichringinversionchangestheCu(II)/Cu(I)Fig.1.Long-rangeelectrontransportabilitiesofπ-conjugatedredoxpotentialweredeveloped.redoxmetalcomplexmolecularwiresincomparisonwithother+ΔTwires.Erest1.(1)-11)Chem.AsianJ.,4,1361-1367(2009).Me1.(1)-

7、2)J.Naosci.Nanotech.,9,1722–1726(2009)NNN1.(1)-6)Angew.Chem.Int.Ed.,48,1585-1587(2009).CuII/INΔE=0.14VNT(2)“Newstructuresanduniquepropertiesof193K213Kmetalladithiolenes”i-isomerOx.Red.o-isomerAnewandconvenientmethodtosynthesizegroup9metalladithiole