芳香族二胺的制備及N-烷基化反應(yīng)的研究.pdf

1、南京理工大學(xué)碩士學(xué)位論文芳香族二胺的制備及N烷基化反應(yīng)的研究姓名：徐文衛(wèi)申請學(xué)位級別：碩士專業(yè)：應(yīng)用化學(xué)指導(dǎo)教師：彭新華20120320Abstract碩士論文AbstractNAlkylatedaromaticdiaminesasimportantintermediatesplayakeyroleinorganicchemicalfieldThesecompoundshavewellservedaSantioxidants，dyes，

2、developingagentsandotheradditivesMoreoverⅣalkylatedaromaticdiaminesalealsoutilizedinthesynthesisofmanypharmaceuticalsInthispaperaromaticdiamineswereeffectivelysynthesizedinatotalyieldofmorethan68％withanilineasstartingmat

3、erialthroughacetylationnitration，hydrolysisandreductionprocessesThentheⅣalkylatedaromaticdiamineswereformedbythereactionofaromaticdiamineswithhaloalkanesinthepresenceofcatalystsAcetanilidewaspreparedbyacetylationofanilin

4、eInthenitrationofacetanilide，nitratingsystemswerediscussedTheparanitrocompoundwasachievedinnitric—sulfuricacidssolutionwithahighyieldandselectivity(ortho／para=12／88)Howeveracetanilidenitrationinnitricaceticsystemsresulte

5、dinmoreorthonitro—compound(ortho／para266／34)TheparanitrocompoundWashydrolyzedtoformnitroanilineinanacidiccondition，whichwasfurtherreducedtoproducearomaticdiaminebytheuseofmetalreducingagentMNDisgc—butylp—phenylenediamine

6、isawidelyusedantioxidant，whichCanbepreparedbyNalkylationofP—phenylenediamineand2bromobutaneInthisreactionvarioustechnologicalparameterssuchaSsolvent，catalyst，CO—catalystandfeedratiowerediscussedAproticsolventWasfavorable

7、forⅣalkylationAdditionofpotassiumiodideacceleratedthereactionThecatalystKF／A1203offeredahighlyconversionrateandselectivi夠(96：4)ZeolitegaveapoorconversionratebecauseofweaklybasicityInthisprocessNalkylationWasfurthercarrie

8、doutindetailsThestructuresofaromaticaminesandhaloalkanes，leavinggroups，catalystswerediscussedTreatmentofpphenlenediamineandprimaryhaloalkaneunderbasicconditionsgavemoreoveralkylationderivativesAscompared，ophenlenediamine

9、gavepooroveralkylationderivativesbecauseofstericeffectThereactivityofchloroalkaneWasweakerthanbromoalkane，butselectivitywasstillpoorIntheNalkylationofptoluidineorotoluidine晰th1borombutane，NaXtypezeoliteofferedahi。ghselec