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1、FULLPAPERDOI:10.1002/chem.201300653DopedGrapheneasaMetal-FreeCarbocatalystfortheSelectiveAerobicOxidationofBenzylicHydrocarbons,CyclooctaneandStyrene[a,c][b][b]AmarajothiDhakshinamoorthy,AnaPrimo,PatriciaConcepcion,[a][a,b]MercedesAlvaro,andHermenegildoGarcia
2、*Abstract:Nitrogen(N)-,boron(B)-,troscopicstudyofasampleof(B,N)G(B)Gand(N)Gexhibitedhighcatalyticandboron,nitrogen(B,N)-dopedgra-heatedat1008Cinthepresenceofactivityintheaerobicoxidationofstyr-phene(G)actascarbocatalysts,pro-oxygenrevealednewbandsthatdisap-en
3、etobenzaldehyde(BA)in4h.How-motingtheaerobicoxidationofthepeareduponevacuationandthathaveever,theproductdistributionchangedbenzylicpositionsofaromatichydro-beenattributedtohydroperoxide-likeovertimeandafter10hasignificantcarbonsandcyclooctanetothecorre-specie
4、sformedontheGsheetbasedpercentageofstyreneoxide(SO)wasspondingalcohol/ketonemixturewithontheisotopicshiftofthepeakfromobservedunderthesameconditions.118morethan90%selectivity.Themost819to779cmwhenO2wasusedasTheuseofdopedGascatalystappearsactivematerialwasthe
5、co-dopedtheoxidizingreagent.Furthermore,toofferbroadscopefortheaerobicox-(B,N)G,which,intheabsenceofsol-idationofbenzyliccompoundsandventandwithasubstrate/ACHTUNGTRENUNG(B,N)Gratiostyrene,forwhichlowcatalystloading,Keywords:oxidation·carbocata-of200,achieved5
6、0%tetralinconver-mildreactiontemperatures,andnoad-lysts·dopedgraphene·heteroge-sionin24hwithaalcohol/ketonese-ditionalsolventsarerequired.neouscatalysis·tetralinlectivityof80%.AnFT-Ramanspec-Introduction[13,14]andbydopingwithheteroatoms.Additionaladvantagesof
7、G-derivedmaterialsascatalystsaresustainability,asGraphene(G)-basedmaterialshaveattractedconsiderablecarbonisarenewableresource,andtheabsenceoftransi-attentioninelectronicsduetotheirhighchargemobility,tionmetalsintheircomposition(“carbocatalyst”).highmechanica
8、lresistance,andthefactthattheyrepresentUptonow,mostoftheresearchintotheuseofGincatal-[1,2]thelimitingthicknessofa2Delectricalconductor.Trig-ysishasusedthismaterialasahigh-surface-areaplat
