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ID:32714559
大小:2.89 MB
页数:112页
时间:2019-02-14
《卤原子参与的自由基反应研究》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、浙江工业大学20ll届硕士学位论文inVestigatedwimthesystemofHB卜H202.Forthesidechainofarene,3-chlor0-toluene、Ⅳ弱used弱amodelreactant.Theoptimalconditionoflight,catalyst,temperature,molarrationofreactantswasselectedexperimentally弱follows:theratiosubstrate:HBr:H202=1:1.25:1.25,O℃,lightwith60Wincandescentlightbulb.Theyie
2、ldofbem拶lbromidewas61%.Underthes锄econdition,t11ebrominationreactionoftolueneWnhelectrondonorgroupsandelectronwithdrawing鲈oupwereinVestigatedwiththesystemofⅧ≥r.H202.Thebrolninationreactionofthiophenecangetmon0一绷ddi—products.Theresultsshowedthattheoptimalparametersof2-bromthiophenewere弱follows:therat
3、iooft11iophene:HBr:H2021:1.O:1.5,thereactiontemperatllrewas一5℃andnoligm,theyieldw弱85%.TheresultSshowedthattheoptimalpar锄etersof2,5.dibromthiophenewereaLsfollows:meratioofthiophene:HBr:H2021:2.5:3,thereaCtiontemperamrew弱O℃andnolight,theyieldw弱97.4%.2-amino—l,4-anphthoquinonehaveawideraJlgeofdmgactiV
4、时andindustrialapplication.PaperinsecondpartresearchthereaCtionofanphthoquinonewith锄1inoacidester.Itfoundanewmethodofsynthesis2-锄ino一1,4·anphthoquinone.Aminoacidester锄danphthoquinonew弱used弱amodelreac伽nt.Thereactionw弱perfonnedinCH2C12atroomtempe胁reby璐iIlgIV浙江工业大学20ll届硕士学位论文Na}{C03,12andN2.Theresultss
5、howedthattheoptimalparameterswere鹳follows:theratioofsubstrate:anphthoquinone:锄inoacidester:NaHC03:12=l:3:3:1.Thereactionalsoper:fonnedinhi曲tenlperatureandlightwith220Whigh·pressuremercu巧lamp.Thereactionalsoperfo肌edinCHCl3witIIpyridine锄d220Whigh-pressuremerCu拶lampt0geta:methylaminoanphthoquinone,mey
6、ieldis55.8%.Thereactionalsope墒姗edillCH3CNat80℃by郴ingN棚C03/12togetanewcompounds,whichh弱apyrrolering,theyieldis78%。KEYWOI己DS:oxidatiVebmmination,HBr,H202,aminoaucidester,,aulphthoquinoneV浙江工业大学20儿届硕士学位论文目录第一部分HB棚202体系的氧化溴化反应研究第一章前言⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯.1第二章文献综述⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯.32.I
7、引言⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯..3.2.2氧化溴化反应综述⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯.3.2.2.1羰基化合物a位上氢的氧化溴代反应⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯...3.2.2.2芳环上的氧化溴化反应⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯.4.2.2.3烯烃双键上的氧化溴化反应⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯.6.2.2.4烷基苯苄位上的溴反应⋯
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