微波輻射技術用于有機合成及聚甲酚磺醛研制.pdf

1、分類號UDC密級學號彳鷹火季碩士學位論文論文題目：微波輻射技術用于有機合成及聚甲酚磺醛研制論文作者：侯敏煮暴、簟!‰警客：李志良教授重慶大學申請學位級別：碩士專業(yè)名稱：分析化學論文提交日期：2002年4月12日答辯日期。2002年5月25日學位授予單位：重慶大學授位日期：年月日答辯委員會主席：余瑜教授博導論文評閱人：余瑜教授博導鄧杰高工2002年4月12口重慶大學碩士學位論文AbstractAbstractMicrowaveChemis

2、tryisanewsubjectwhichinvestigatesphysicalandchemica／behaviorofvariousmattersMicrowave—InducedOrganicSynthesisisanimportantbranchofMicrowaveChemistryAt也epresenttimemicrowavesynthesistechniqueincludesmicrowavesealedsynthes

3、istechnique，microwaveordinarypressuresynthesistechnique，microwavedrymediumsynthesistechniqueandmicrowavecontinuoussynthesistechniqueInthisthesis，microwaveordinary“pressuresynthesistechniquehasbeenemployedinorganicreactio

4、nsExperimentaldesignstogetherwjthregressionmethodswereusedtoinvestigatePerkinreactionandKnoevenagelreactionItprovedthatthereactionsystemsundermicrowaveirradiationreactedfasterandgavehigheryieldthanthoseunderordinaryheati

5、ngmethodAtthesametime，thesynthesismethodandrouteofAlbothyI(alsoPolicresulen)hasbeeninvestigatedTheproductwaspurifiedanditsstructurehasbeenanalyzedandprovedtobetrueThemafiacontentsandsomeconclusionsareshownasfollows：1Perk

6、inreactionundertraditionalheatingmethodandmicrowaveirradiationmethodwasinvestigatedInfluenceofcatalysts，microwavepowerandreactiontimeontheyieldofcirmamicacidwasinvestigatedTheyieldofcirmamicacidundermicrowaveirradiationm

7、ethodwas4044％andclosetothatintraditionalheatingmethod似O一50％)Butthereactiontimeisonly10minwhileitwas15hoursundertraditionalheatingmethodItprovedthatmicrowaveirradiationtechniquecouldaccelerateorganicreactions2Orthogonalex

8、perimentaldesignnnifoimexperimentaldesignandcentralcompositionexperimentaldesignwereusedtoinvestigateKnoevenagelreactionTheinfluenceofmolarratioofbenzaldehydeandmalonicacid，powerofmicrowave，reactiontimeanddosageofthecata

9、lystsontheyieldofcirmamicacidwasinvestigatedmainlyMultiplelinearregressionmethodandstepregressionmethodwereusedtoprocesstheexperimentdataTheoptimumreactionconditionwasachievedUndertheoptimumconditiontheyieldofcirmamicaci

10、dwas6717％whichwashigherthantheyieldr40一50％、obtainedundertraditionalhe8矗ngmethodAndbesides，aseriesof13一substitutedcrylicacidsweresynthesizedinasimilarwayAndtheyieldswereclosedtotraditionalyieldsInsummarymicrowaveirradiati

11、ontechniquepromotedKnoeveangelreaction麗廿1llighyieldandconvenientoperation3ThepreparationmethodsofAlbothylhasbeeninvestigatedandimprovedHighperformanceliquidchromatographywasemployedtoanalyzethepurityoftheproductAndinfrar