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Synthesis of Polymers: New Structures and Methods PDF

1203 Pages·2012·24.278 MB·English
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EditedbyA.DieterSchlu¨ter, CraigJ.Hawker,and JunjiSakamoto SynthesisofPolymers Volume1 RelatedTitles Mathers,RobertT./Meier,MichaelA.R.(eds.) Mittal,Vikas(ed.) GreenPolymerizationMethods OptimizationofPolymer NanocompositeProperties RenewableStartingMaterials,Catalysisand WasteReduction 2010 Hardcover 2011 ISBN:978-3-527-32521-4 Hardcover ISBN:978-3-527-32625-9 Matyjaszewski,K.,Mu¨ller,A.H.E.(eds.) Knoll,Wolfgang/Advincula,RigobertoC.(eds.) ControlledandLiving FunctionalPolymerFilms Polymerizations 2VolumeSet FromMechanismstoApplications 2011 Hardcover Hardcover ISBN:978-3-527-32492-7 ISBN:978-3-527-32190-2 Dubois,P.,Coulembier,O.,Raquez,J.-M.(eds.) Barner-Kowollik,Christopher/Gruendling, Till/Falkenhagen,Jana/Weidner,Steffen(eds.) HandbookofRing-Opening Polymerization MassSpectrometryinPolymer Chemistry 2009 Hardcover 2011 ISBN:978-3-527-31953-4 Hardcover ISBN:978-3-527-32924-3 Barner-Kowollik,C.(ed.) Harada,Akira(ed.) HandbookofRAFTPolymerization SupramolecularPolymer Chemistry 2008 Hardcover ISBN:978-3-527-31924-4 2011 Hardcover ISBN:978-3-527-32321-0 Kumar,ChallaS.S.R.(ed.) PolymericNanomaterials Series:NanomaterialsfortheLifeSciences (Volume10) 2011 Hardcover ISBN:978-3-527-32170-4 ¨ Edited by A. Dieter Schluter, Craig J. Hawker, and Junji Sakamoto Synthesis of Polymers New Structures and Methods Volume 1 TheEditors AllbookspublishedbyWiley-VCHare carefullyproduced.Nevertheless,authors, Prof.Dr.A.DieterSchlu¨ter editors,andpublisherdonotwarrantthe ETHZu¨rich informationcontainedinthesebooks, DepartmentofMaterials includingthisbook,tobefreeoferrors. Wolfgang-Pauli-Str.10 Readersareadvisedtokeepinmindthat 8093Zu¨rich statements,data,illustrations,procedural Switzerland detailsorotheritemsmayinadvertentlybe inaccurate. Prof.Dr.CraigJ.Hawker UniversityofCalifornia LibraryofCongressCardNo.:appliedfor Chemistry&Biochemistry 3009Bldg.576(MRL) BritishLibraryCataloguing-in-Publication SantaBarbara,CA93106 Data USA Acataloguerecordforthisbookisavailable fromtheBritishLibrary. Dr.JunjiSakamoto ETHZu¨rich Bibliographicinformationpublishedbythe DepartmentofMaterials DeutscheNationalbibliothek Wolfgang-Pauli-Str.10 TheDeutscheNationalbibliothek 8093Zu¨rich liststhispublicationintheDeutsche Switzerland Nationalbibliografie;detailedbibliographic dataareavailableontheInternetat <http://dnb.d-nb.de>. ©2012Wiley-VCHVerlag&Co.KGaA, Boschstr.12,69469Weinheim,Germany Allrightsreserved(includingthoseof translationintootherlanguages).Nopart ofthisbookmaybereproducedinany form–byphotoprinting,microfilm,orany othermeans–nortransmittedortranslated intoamachinelanguagewithoutwritten permissionfromthepublishers.Registered names,trademarks,etc.usedinthisbook, evenwhennotspecificallymarkedassuch, arenottobeconsideredunprotectedbylaw. CoverDesign Grafik-DesignSchulz, Fußgo¨nheim Typesetting LaserwordsPrivateLimited, Chennai,India PrintingandBinding Printedin Printedonacid-freepaper PrintISBN:978-3-527-32757-7 ePDFISBN:978-3-527-64409-4 oBookISBN:978-3-527-64407-0 ePubISBN:978-3-527-64408-7 MobiISBN:978-3-527-64410-0 V Contents ListofContributors XV Contentof Volume1 1 Foreword 1 References 6 2 PolymerSynthesis:AnIndustrialPerspective 7 SebastianKoltzenburg 2.1 AboutthisChapter 7 2.2 Why? 8 2.3 Thesis:ThereAreNoLimitstotheFantasyofaSyntheticPolymer Chemist 8 2.4 Antithesis:WeMayBeAbletoSynthesizeMillionsofNewPolymers –ButWhyShouldWeDoSo? 11 2.5 Synthesis 13 2.5.1 PolymerChemistryinTwoDimensions:Coatings 13 2.5.2 PolymerChemistryGoingBroad:EffectsofMolarMass Distribution 16 2.5.3 PolymerChemistryMeetsTheLifeSciences:PolymericDrug-Delivery Systems 19 2.6 Conclusions 22 Acknowledgments 23 3 FromHeterogeneousZiegler–NattatoHomogeneousSingle-Center Group4OrganometallicCatalysts:APrimerontheCoordination PolymerizationofOlefins 25 LawrenceR.Sita 3.1 Introduction 25 3.2 ChapterProspectus 28 3.3 FundamentalsofCoordinationPolymerization 30 3.3.1 Ziegler–NattaCatalysts 30 3.3.1.1 First-GenerationZNCatalysts 31 3.3.1.2 Second-GenerationZNCatalysts 31 VI Contents 3.3.1.3 Third-GenerationZNCatalysts 32 3.3.1.4 Fourth-GenerationZNCatalysts 33 3.3.1.5 Fifth-GenerationZNCatalysts 34 3.3.2 Cossee–ArlmanMechanism 34 3.3.3 Stereocontrol 35 3.3.4 Regiocontrol 39 3.3.5 ChainTermination 40 3.3.6 MolecularWeightDistributionsandBranching 43 3.4 HomogeneousSingle-CenterCoordinationPolymerization 44 3.4.1 MolecularCatalysts 44 3.4.2 Metallocenes 44 3.4.3 Stereocontrol 46 3.4.4 StereochemicalMicrostructureAnalysis 54 3.4.5 Cocatalysts 60 3.5 Conclusions 63 Acknowledgments 63 References 63 4 Cobalt-MediatedRadicalPolymerization 67 AntoineDebuigne,RobertJe´roˆme,ChristineJe´roˆme,and ChristopheDetrembleur 4.1 Introduction 67 4.2 MechanisticConsiderations 67 4.3 KeyParametersofCMRP 69 4.3.1 TheCobaltComplexStructure 69 4.3.2 PolymerizationConditions 71 4.4 MacromolecularEngineering 73 4.5 Cobalt-MediatedRadicalCoupling(CMRC) 75 4.6 SummaryandOutlook 76 Acknowledgments 77 References 77 5 AnionicPolymerization:RecentAdvances 81 TakashiIshizoneandAkiraHirao 5.1 Background 81 5.2 LivingAnionicPolymerizationofVariousMonomers 84 5.2.1 StyreneDerivatives 84 5.2.2 1,3-DieneMonomers 87 5.2.3 2-and4-Vinylpyridines 89 5.3 (Meth)acrylateDerivatives 90 5.4 AcrylamideDerivatives 94 5.5 CyclicMonomers 96 5.6 OtherMonomers 99 5.7 ReactionofLivingAnionicPolymerswithElectrophiles:Synthesisof Chain-FunctionalizedPolymers 101 Contents VII 5.8 SynthesisofArchitecturalPolymersviaLivingAnionic Polymerization 106 5.8.1 BlockCopolymers 107 5.8.2 GraftCopolymers 111 5.8.3 Star-BranchedPolymers 115 5.8.4 ComplexArchitecturalPolymers 119 5.9 AnionicPolymerization:PracticalAspects 124 5.10 ConcludingRemarks 124 References 125 6 AlkyneMetathesisPolymerization(ADIMET)andMacrocyclization (ADIMAC) 135 AaronD.FinkeandJeffreyS.Moore 6.1 Introduction 135 6.2 CatalystDevelopment 136 6.3 Poly(PhenyleneEthynylene)sviaADIMET 138 6.4 ADIMAC-AcyclicDiyneMetathesisMacrocyclization 143 6.5 Conclusions 149 References 151 7 TheSynthesisofConjugatedPolythiophenesbyKumada Cross-Coupling 155 FelixP.V.KochandMartinHeeney 7.1 IntroductiontoPolythiophene 155 7.2 KumadaCross-Coupling 157 7.3 PolythiophenesbyKumadaCross-Coupling 158 7.3.1 InitiationandCatalystTransferPropagation 165 7.3.2 SummaryofMechanisticStudies 172 7.3.3 InfluenceoftheCatalystonRegioregularity 174 7.3.4 Thiophene-BasedMonomers 174 7.3.5 Non-ThiopheneMonomers 184 7.3.6 EndGroupModification 186 7.4 Copolymers 188 7.4.1 RandomandAlternatingCopolymers 188 7.4.2 BlockCopolymers 190 7.5 SummaryandOutlook 193 References 194 8 ‘‘Absolute’’AsymmetricPolymerizationwithinCrystalline Architectures:RelevancetotheOriginofHomochirality 199 IsabelleWeissbuchandMeirLahav 8.1 Introduction 199 8.2 ‘‘Through-Space’’AsymmetricPolymerizationinInclusion ComplexesandLiquidCrystals 200 VIII Contents 8.3 IsotacticOligomersGeneratedwithinMonolayersattheAir–Water Interface 202 8.4 ‘‘Absolute’’AsymmetricPolymerizationin3-DCrystals 207 8.4.1 ThePlanningandMaterializationofan‘‘Absolute’’Asymmetric SynthesisofPolymers 207 8.4.2 AttemptedAmplificationofHomochirality 212 8.5 GenerationofIsotacticOligopeptidesviaPolymerizationinRacemic Crystals 213 8.5.1 (RS)–PheNCA 214 8.5.2 (RS)-ValNCAand(RS)-LeuNCA 219 8.6 IsotacticOligopeptidesfromthePolymerizationofRacemicValNCA orLeuNCAinAqueousSolution 222 8.7 Racemicβ-SheetsinthePolymerizationofα-Amino-Acidsin AqueousSolutions:HomochiralOligopeptidesandCopeptidesviathe ‘‘Ehler–Orgel’’Reaction 224 8.8 IsotacticOligopeptidesfromRacemicThioestersof DL-Leuand DL-Val 226 8.9 Conclusions 229 References 232 9 SynthesisofAbioticFoldamers 235 AnzarKhan 9.1 Introduction 235 9.2 PhenyleneEthynyleneFoldamers 237 9.2.1 BackboneFolding:DesignPrinciple 237 9.2.2 GeneralSynthesis 237 9.2.3 RepresentativeExamples 238 9.2.3.1 Oligo(meta-PhenyleneEthynylene)s(OmPEs) 238 9.2.4 Oligo(ortho-PhenyleneEthynylene)s(OoPEs) 240 9.3 HelicalAromaticAmides 241 9.3.1 BackboneFolding:DesignPrinciple 241 9.3.2 GeneralSynthesis 241 9.3.3 RepresentativeExamples 241 9.3.3.1 Oligoaryl-Dicarboxamides 241 9.3.3.2 Oligoquinoline-Dicarboxamides 244 9.3.3.3 Oligoanthranilamides 245 9.3.3.4 Oligopyridine-Dicarboxamides 245 9.4 HelicalAromaticUreas 245 9.4.1 BackboneFolding:DesignPrinciple 245 9.4.2 GeneralSynthesis 246 9.4.3 RepresentativeExamples 248 9.4.3.1 OligoheterocyclicUreas 248 9.4.3.2 OligoarylUreas 248 9.4.3.3 OligobenzoylUreas 248

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