南京理工大学
硕士学位论文
2,4,6-三甲基苯甲醛合成与工艺研究
姓名:杨光
申请学位级别:硕士
专业:应用化学
指导教师:方志杰;张跃
20060701I’
’.曼主堡苎型受=三!苎苎里坠堕竺翌塞
ABSTRACT
2,4,6-trimethylbenzaktehyde(mes矗aJdehyde)isanovelfinalchemical
intermediate.Astheshortageofindusu'iali∞m栅叫kt啦technology,highpurity
mesitaldehydeis9茂惭inthemarket.So,theresearchforthesynthesisof
meshakiehydeise懿圮miaLIndomesticandoverseas,therearemanysynthetical
methods,includingincompleteoxidation,bromimtlonandhydro蛳Gl-ig∞rd
reaction,usingzinccyanide,chloromethylatlonandhydrolyzation,reducingbenzoic
acid.oxkIatmgbenzylalcohol,formylalionandSOOILInn霹鼯mcl呐theproduct
arecomplicated,theyieldislowandthecostishi血Weadoptmeansofformylation
tosynthesizem骼妇I如hyde,usingm鼯it)riene、COandHCI∞thematerials,
l,2-Chloroetbaneasthesolvent,Lewiseacid撼thecatalyst.nIistechnologyhas
somemeritssuchaslowCOstofmaterial,lowrequirementforreactioncondition,littlee41vironi删pollution.