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Sucralose Synthesis Of New Technology

Posted on:2002-03-05Degree:MasterType:Thesis
Country:ChinaCandidate:H DongFull Text:PDF
GTID:2191360032456858Subject:Organic Chemistry
Abstract/Summary:PDF Full Text Request
丛回Str回* 人他r幻udy旧gkinds ofsy"thenhesis methoethods ofhigh ddensltysweetCner SllCtslOSC,h thes thCSIS优 mOStly ady y follOWS: l.Developing a s抑thetlc rome forprepar时ion ofsucdose,Wnoh co咖In reacting sucrose ith dlb吻ltln oxide to produce a sucrose dlstannoxane,acylatl叩the sucrosedls删moxaneto produce a sucrose-6-esteL chlonnating the sucrose-6-estCrto pro向ce a sucralose-6-ester and deacylating the sucralose-6-estCr to produce sucralose. HOMtri/Ufl___lH lH_fvx/_\7' Yrx <。\ M"丫刀",J\川。开沉旺以 飞 八_八 厂V 卜厂uhAIM V LfLf—— ""人ft MtMt uirlur1H\I\N\j H DU—一n 卜一《WJ一一一乙 HuV人们/_。,。__:__-_。CL人_______f!上 夕" HO了"o LJ乙呐H UM卜 H口丫Y卜\l\丫'CH。OH"u汀\丫八n八 八_ ""Hu"/yN--gufl—"一""n"et tL""""""""IU yK WL fZ 2.he yields ofpreparatlon sucrose-6-estCr一白色一哇士止一上二巨 sue丈亡一三辛吐j区ose-6-e茎白白一刊【一一圭土r are sl%and 54%respective byopunixing each step reacuon con口二tlon.Increasing the yield of cNormation by anllllDroved Vllslmler reagent.he s何uctllfCofthe lastcomPmPondndwas coninirmed by using spectroscopic methods.I3.Dedosing a new chdonnatlon sucrose七-ester me山cd and sudpogj its prob劝ly reactive mechamsm as follows: 3 m。H。n。。。u。以 。II\ 11 SOCL7 CH3,十 丫 一 ,。/N*C*H 7m=v Gli">Nedth LL+SO。 Uhd"—""serC@$ CH3N。,,,l一 一' ,11C卜h。nD… 0 FH。,+1",,-ROH。-一,f。OR,oh6MJy Y 一。_>N=c—H厂L\一二戈一和CH。>N=C(,,CL二Q上三工二凸>CH3h。fH+RCL I二Ha—''一""一 HC二—"""""'"-hoH 一『""""""""""...
Keywords/Search Tags:Technology
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