%0 Journal Article
%T CatalyticActivityofDualMetalCyanideComplexinMulti-componentCouplingReactions
%A Anaswara RAVINDRAN
%A Rajendra SRIVASTAVA
%J ´ß»¯Ñ§±¨
%P 1597-1603
%D 2011
%R 10.1016/S1872-2067(10)60266-5
%X £¿Severaldualmetalcyanidecatalystswerepreparedfrompotassiumferrocyanide,metalchloride(wheremetal=Zn2+,Mn2+,Ni2+,Co2+andFe2+),t-butanol(complexingagent)andPEG-4000(co-complexingagent).Thecatalystswerecharacterizedbyelementalanalysis(CHNandX-rayfluorescence),X-raydiffraction,N2adsorption-desorption,scanningelectronmicroscopy,Fourier-transforminfraredspectroscopy,andUV-Visiblespectroscopy.Thedualmetalcyanidecatalystswereusedinseveralacidcatalyzedmulti-componentcouplingreactionsforthesynthesisofpharmaceuticallyimportantorganicderivatives.Inallthesereactions,theFe-Fecontainingdualmetalcyanidecatalystwasthebestcatalyst.Thecatalystscanberecycledwithoutlossincatalyticactivity.Theadvantageofthismethodistheuseofmild,efficientandreusablecatalystsforvariousreactions,whichmakesthemcandidatesforcommercialuse.
%K dualmetalcyanide
%K multi-componentcouplingreaction
%K acidcatalyst
%U http://www.chxb.cn/CN/abstract/abstract20526.shtml