%0 Journal Article
%T Fe3O4NanoparticlesasanEfficientandMagneticallyRecoverableCatalystfortheSynthesisof3,4-Dihydropyrimidin-2(1H)-onesunderSolvent-FreeConditions
%A Masoud NASR-ESFAHANI
%A S. Jafar HOSEINI
%A Fatemeh MOHAMMADI
%J ´ß»¯Ñ§±¨
%P 1484-1489
%D 2011
%R 10.1016/S1872-2067(10)60263-X
%X £¿ThecatalyticactivityofFe3O4nanoparticles(NPs)inaone-potthreecomponentcondensationreactionconsistingofanaromaticaldehyde,ureaorthiourea,anda¦Â-dicarbonylundersolvent-freeconditionswasinvestigated.Thisreactionaffordsthecorrespondingdihydropyrimidinones(thiones)inhightoexcellentyields.ComparedwiththeclassicalBiginellireactionsthismethodconsistentlygivesahighyield,easymagneticseparation,ashortreactiontime,andcatalystreusability.
%K dihydropyrimidinones
%K dihydropyrimidinthiones
%K ferroferricoxidenanoparticle
%K one-potcondensation
%K solvent-free
%U http://www.chxb.cn/CN/abstract/abstract20519.shtml