四羧基四(1，4-二噻英)四氮雜卟啉化合物的合成、表征及其性能研究.pdf

1、中南民族大學(xué)碩士學(xué)位論文四羧基四（1，4二噻英）四氮雜卟啉化合物的合成、表征及其性能研究姓名：張明劍申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：有機(jī)化學(xué)指導(dǎo)教師：鄧克儉201105四羧基四(14二噻英)四氮雜卟啉化合物的合成、表征及其性能研究IIAbstractUsingcleansolarlightoxygeninairinthepresenceofphotocatalyststodegradeganicpollutantsinwaterisaverya

2、ctiveresearchareaatpresent.Degradationofenvironmentalpollutantsmakingthebestofsolarlightisoneoftheeffectivewaysfeasingtheincreasinglyaggravatedenvironmentpollution.Tetra(14dithiin)pphyrazinewhichhastheextendeddelocalized

3、18πelectronsofconjugatedmacrocyclicsystem.Theresultsfromthepresentinvestigationsuggestthatithasexcellentphotocatalyticproperties.Indertoimprovethecatalyticcapabilityhyhilicofthepphyrazinewesucceededinintroducingelectronw

4、ithdrawingcarboxylgroupatitsperipherypreparedmetaltetracarboxyl(14dithiin)pphyrazine(MPz(dtnCOOH)4)ThephotoreactivityofZnPz(dtnCOOH)4wasstudiedthroughdegradingdyepollutantRhodamineB.Inrecentyearstherehavebeensomearticles

5、reptedthatpphyrinscanbeassembletonanostructuresnanodeviceswhichshowednotonlytheirinherentphotosensitivephotocatalyticpropertiesbutalsotheiracteristicpropertyofnanostructuremolecularassembly.Therefeweaslopreliminaryresear

6、chtheselfassemblypropertiesofMPz(dtnCOOH)4throughthedrivingfcessuchashydrogenbondingelectrostaticinteractionstackingacterization.Themainresultsaresummarizedasfollow:1.Threenoveltetracarboxyl(14dithiin)pphyrazineMPz(dtnCO

7、OH)4(M=MgHZn)havebeensynthesizedbyhydrolyzingthemagnesiumtetraester(14dithiin)propyrazineunderalkalineconditionstemplatemethod.TheyareacterizedbyUVvisFTIRXPS.2.RhodamineBasthemodelmolecularofdegradationWhentheZnPz(dtnCOO

8、H)4wasloadedontheionexchangeresin(AmberliteCG400)toactivateoxygenfoxidativedegradationofganiccompoundsitsphoteactivityofZnPz(dtnCOOH)4isestimated.3.Bymeansoftheflurescencetechniqueswetestedactivatefreeradicalinthecatalys

9、tsystem.CombiningwithUVVisHPLCmethodsweproposedaroughmechanismofdegradationofRhBinpH=3aqueoussolution.4.StudyonselfassemblypropertiesofMPz(dtnCOOH)4withCTABDDABTMPyPindifferentpHconditions.MgPz(dtnCOO?CTA)4hasagoodsolubi

10、lityTheUVVisfluescencespectroscopyTEMimagesshowedthatMPz(dtnCOOH)4assembleswithDDABTMPyPtogetdifferentmphologyofnanomicronlevelthesolutionspHvaluehaveasignificantimpactontheirmphologys.KeyWds：TetracarboxylpphyrazineSynth