%0 Journal Article
%T HydrogenationofcoumarintooctahydrocoumarinoveraRu/Ccatalyst
%A Dana B¨ª
%A lkov¨¢
%A Petr Jansa
%A Iva Paterov¨¢
%A Libor £¿
%A erveny
%J ´ß»¯Ñ§±¨
%P 957-960
%D 2015
%R 10.1016/S1872-2067(15)60860-9
%X £¿Theproductionofoctahydrocoumarin,whichcanserveasareplacementfortoxiccoumarin,wasinvestigatedusing5%Ruonactivecarbon(Ru/C)asthecatalystforthehydrogenationofcoumarin.Thehydrogenationwasstudiedbyoptimizingthereactionconditions(pressure,solventandcoumarinconcentration).TheactivityandselectivityoftheRu/Ccatalystwerecomparedfordifferentsolvents.Themechanismofcoumarinhydrogenationwasdeduced.Theformationofsideproductswasexplained.Theoptimalhydrogenationreactionconditionswere:130¡æ,10MPa,60wt%coumarininmethanol,and0.5wt%(basedoncoumarin)ofRu/Ccatalyst.Atthecompleteconversionofcoumarin,theselectivitytothedesiredproductwas90%.
%K Hydrogenation
%K Coumarin
%K Octahydrocoumarin
%K Supportedrutheniumcatalyst
%K Selectivity
%U http://www.chxb.cn/CN/abstract/abstract21622.shtml