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1、COMMUNICATIONSDOI:10.1002/adsc.201000516HeterogeneousSelectiveOxidationofAlkenestoa,b-UnsaturatedKetonesoverCoordinationPolymerMIL-101abbNataliyaV.Maksimchuk,KonstantinA.Kovalenko,VladimirP.Fedin,a,andOxanaA.Kholdeeva*aBoreskovInstituteofCatalysis,Lavrentievave.5,Novosibirsk,63
2、0090,RussiaFax:(+7)-(383)-330-9573;phone:(+7)-(383)-326-9433;e-mail:khold@catalysis.rubNikolaevInstituteofInorganicChemistry,Lavrentievave.3,Novosibirsk,630090,RussiaReceived:July1,2010;Publishedonline:November12,2010Abstract:Themesoporousmetal-organicframe-boundtothesupport.Su
3、chsolidcatalystshaveadvan-workMIL-101isanefficientheterogeneouscatalysttagesofaneasyseparationfromthereactionproducts[7]fortheselectiveallylicoxidationofalkeneswithandreuse.Chromium-pillaredclays,chromium-sub-tert-butylhydroperoxide.TheselectivitytowardsstitutedmolecularsievesC
4、rMCM-41andCrMCM-[8][9]a,b-unsaturatedketonesreaches86–93%.Thetem-48aswellasaluminophosphatesCrAPO-5wereperatureofthecatalystactivationstronglyaffectsreportedtocatalyzetheallylicoxidationofvarioustheketoneyield.MIL-101isstabletochromiumcyclicolefinswithTBHPtogivethecorresponding
5、leaching,behavesasatrueheterogeneouscatalyst,a,b-enones.However,hotcatalystfiltrationtestsre-canbeeasilyrecoveredbyfiltration,andcanbevealedthattheobservedcatalysishasahomogeneousreusedseveraltimeswithoutlossofthecatalyticnatureandisduetochromiumleachedfromthe[10]performance.fr
6、ameworkintothereactionsolution.Therefore,thedevelopmentofatruelyheterogeneousCrACHTUNGTRENUNG(III)Keywords:allylicoxidation;tert-butylhydroperox-catalystthatwouldbebothactive,selectiveandide;heterogeneouscatalysis;metal-organicframe-stabletoleachingundertheconditionsofliquid-[1
7、1]works;MIL-101;a,b-unsaturatedketonesphaseoxidationstillremainsachallenginggoal.Overthepastdecade,metal-organicframeworks(MOFs)havereceivedconsiderableattentionaspro-tentialmaterialsforgasstorage,liquidphasesepara-tionsandheterogeneouscatalysisduetotheiruniqueChromium-basedoxi
8、dationshavebeenwidelyex-ensembleofproperties,suchashig
