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1、Fluorine-ContainingHeterocycles.PartI.SynthesisbyIntramolecularCyclizationGEORGIIG.FURINNovosibirskInstituteofOrganicChemistry,SiberianDivisionoftheRussianAcademyofSciences,630090Novosibirsk,RussianFederationI.Introduction................................................129A.Intram
2、olecularCyclization:ARoutetoHeterocycleswithFluorine-ContainingFragments...............................129II.ReactionsofBinucleophilicReagentswithTerminalPerfluoroolefins........137III.InternalPerfluoroolefinsasIntermediatesintheSynthesesofHeterocyclicCompounds........................
3、...............141A.SynthesisofThree-MemberedHeterocycles,ContainingNitrogen,Sulfur,andOxygenAtoms...................................141B.Four-MemberedHeterocyclicCompoundswithAtomsofV–VIGroupElements......................................149C.MethodsfortheSynthesisofFive-MemberedH
4、eterocyclicCompounds...160D.Six-MemberedHeterocycleswithOneorMoreHeteroatoms..........187E.Seven-MemberedCycleswithManyHeteroatomsObtainedfromInternalPerfluoroolefins.....................................204IV.Conclusions................................................216References..
5、...............................................217I.IntroductionA.INTRAMOLECULARCYCLIZATION:AROUTETOHETEROCYCLESWITHFLUORINE-CONTAININGFRAGMENTSThedevelopmentofmethodsofobtainingorganiccompoundswithacertainstructureisoneofthecentralproblemsoforganicchemistry.Thepropertiesofarelati
6、velynewclassoffluorine-containingorganiccompounds,suchasheterocyclicones,aresubstantiallydeterminedbythepeculiarinfluenceoffluorineatomsassubstituents.Recentresultsshowthenew,uniquepropertiesoffluorine-containingcompoundsandareasoftheirpracticalapplications(84M1,82M2,94M3,92M4,91M5,94
7、M6,90M7).Astoheterocycliccompounds,manyofthem129ADVANCESINHETEROCYCLICCHEMISTRYß2004ElsevierInc.VOLUME86ISSN:0065-2725DOI:10.1016/S0065-2725(03)86003-8Allrightsreserved130GEORGIIG.FURIN[Sec.I.Aareknowntobeusefulasbiologicallyactivesubstances.Theintroductionoffluorineatomscanleadtos
8、ubstantialincreasesofbiologicalac