%0 Journal Article
%T Selectiveoxidationofalcoholsovernickelzirconiumphosphate
%A Abdol R. Hajipour
%A Hirbod Karimi
%A Afshin Koohi
%J ´ß»¯Ñ§±¨
%P 1109-1116
%D 2015
%R 10.1016/S1872-2067(14)60315-6
%X £¿NickelzirconiumphosphatenanoparticleswerefoundtofunctionasefficientcatalystsfortheselectiveoxidationofawiderangeofalcoholstotheircorrespondingketonesandaldehydesusingH2O2asanoxidizingagentandwithoutanyorganicsolvents,phasetransfercatalysts,oradditives.Thestericandelectronicpropertiesofvarioussubstrateshadsignificantinfluenceonthereactionconditionsrequiredtoachieveacetylation.Theresultsshowedthatthismethodcanbeappliedforthechemoselectiveoxidationofbenzylalcoholsinthepresenceofaliphaticalcohols.ThecatalystusedinthecurrentstudywascharacterizedbyICP-OES,XRD,NH3-TPD,Py-FTIR,N2adsorption-desorption,SEMandTEM.Theseanalysesrevealedthattheinterlayerdistanceinthecatalystincreasedfrom0.75to0.98nmwhenNi2+wasintercalatedbetweenthelayers,whereasthecrystallinityofthematerialwasreduced.Thenanocatalystcouldalsoberecoveredandreusedatleastseventimeswithoutanydiscernibledecreaseinitscatalyticactivity.Thisnewmethodfortheoxidationofalcoholshasseveralkeyadvantages,includingmildandenvironmentallyfriendlyreactionconditions,shortreactiontime,excellentyieldsandafacilework-up.
%K Nickelzirconiumphosphate
%K Nanoparticle
%K Alcoholoxidation
%K Solvent-free
%K Solidcatalyst
%U http://www.chxb.cn/CN/abstract/abstract21595.shtml