稀土金属有机化学PPT课件.pptx
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稀土金属有机化学PPT课件.pptx

稀土金属有机化学PPT课件.pptx

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TypicalLanthanideComplexesandSyntheticMethodologies/LanthanideCarbeneOrganometallics,2007,26(13),3167-3172,Organometallics,2008,ASAPArticle,LanthanidePhosphinideneComplex//CatalyticReactions1.CatalyticHydrogenation///2.LanthanideComplexesCatalyzedHydroamination/CyclizationReactionsMarks,T.J.;etal,J.Am.Chem.Soc.1999,121,3633.Livinghouse,T.etal,Adv.Synth.Catal.2006,348,701-704./3.LanthanideComplexesCatalyzedHydrophosphination/CyclizationReactions/4.CatalyticHydrosilylation//Livinghouse,T.;etal,Organometallics2004,23,12-14./6.GuanylationofAromaticAminesZhang,W.;Nishiura,M.;Hou,Z.Chem.Eur.J.2007,13,4037.//entry13CatalyticActivityoftheCp-FreeLanthanideAmidesontheAdditionofAminestoCarbodiimidesentryentryPlotofYieldsofGuanidineversusReactionTime.TheReactionwasperformedbytreating1equiv.ofanilinewith1equiv.ofN,N’-dicyclohexylcarbodiimide.entryCatalyticAdditionoftheC-HBondtotheCarbodiimideentryZhou,S.;Wang,S.*etal,Organometallics2007,26,3755.Li,Q.;Wang,S.*etal,J.Org.Chem.2007,72,6763.7.LanthanideComplexesCatalyzedOlefinPolymerization//8.LanthanideComplexesInitiatedCannizzaroTypeDisproportionationThemethodologyforthepreparationofamidefromaldehydeOptimizationofthereactionconditionsReactionconditions:tolueneassolvent;roomtemperature;2-3dAr-TheeffectsoflanthanidemetalonthereactionThemechanismofthecatalyticreaction/Ar-TheresultsofthereactionprobedbyGC-MS/Theprocessofthehydridetransferinthereaction/TheproposedmechanismfortheCannizarro-typereaction9.CatalyticCyclotrimerizationofAromaticIsocyanatesCanLanthanideAmidesSelectivelyCatalyzeCyclotrimerizationofAromaticIsocyanates?SynthesisofthelanthanideamidesofIncorporatingadiamidoligandwithaCH2SiMe2linkDyComplex?OptimizedconditionsonthecyclotrimerizationofphenylisocyanateTable.TheinfluenceofdifferentrareearthmetalamidesonthecyclotrimerizationofphenylisocyanateEntryDatafortheCyclotrimerizationofDifferentIsocyanatesSynthesisofthelanthanideamidesincorporatingadiamidoligangwithaMe2SiBridgeYbComplexCatalyticActivityoftheComplexesonCyclotri