The Chemistry of Organozinc Compounds, 2 Part Set R-Zn

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Edition: 1st
Format: Hardcover
Pub. Date: 2006-12-15
Publisher(s): WILEY
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Summary

The Patai Series publishes comprehensive reviews on all aspects of specific functional groups. Each volume contains outstanding surveys on theoretical and computational aspects, NMR, MS, other spectroscopic methods and analytical chemistry, structural aspects, thermochemistry, photochemistry, synthetic approaches and strategies, synthetic uses and applications in chemical and pharmaceutical industries, biological, biochemical and environmental aspects. To date, over 110 volumes have been published in the series. Recently Published Titles The chemistry of the Cyclopropyl Group (Volume 2) The chemistry of the Hydrazo, Azo and Azoxy Groups (Volume 2, 2 parts) The chemistry of Double-Bonded Functional Groups (Volume 3, 2 parts) The chemistry of Organophosphorus Compounds (Volume 4) The chemistry of Halides, Pseudo-Halides and Azides (Volume 2, 2 parts) The chemistry of the Amino, Nitro and Nitroso Groups (2 volumes, 2 parts) The chemistry of Dienes and Polyenes (2 volumes) The chemistry of Organic Derivatives of Gold and Silver The chemistry of Organic Silicon Compounds (2 volumes, 4 parts) The chemistry of Organic Germanium, Tin and Lead Compounds (Volume 2, 2 parts) The chemistry of Phenols (2 parts) The chemistry of Organolithium Compounds (2 volumes, 3 parts) The chemistry of Cyclobutanes (2 parts) The chemistry of Peroxides (Volume 2, 2 parts) The chemistry of Organozinc Compounds (2 parts) Forthcoming Titles The chemistry of Anilines The chemistry of Organomagnesium Compounds The Patai Series Online The Patai Series is available in electronic format on Wiley InterScience. All new titles will be published as online books and a growing list of older titles will be added every year. It is the ultimate goal that all titles published in the Patai Series will be available in electronic format. For more information see under Online Books on: www.interscience.wiley.com

Author Biography

Professor Zvi Rappoport, Department of Organic Chemistry, The Hebrew University of Jerusalem, Jerusalem, Israel.

Table of Contents

The reaction mechanisms of zinc enzymes
1(30)
Gudrun Schurer
Timothy Clark
Rudi van Eldik
Introduction
2(1)
Structural Aspects
2(5)
General Reaction Mechanisms
7(1)
A Number of Enzymes
8(15)
Class I: Oxidoreductases
8(1)
Alcohol dehydrogenase
8(1)
Superoxide dismutase
9(1)
Class II: Transferases
10(1)
Prenyl transferases
10(2)
Class III: Hydrolases
12(1)
Aminopeptidase
12(2)
Carboxypeptidase
14(2)
Thermolysin
16(1)
β-Lactamase
16(2)
Alkaline phosphatase
18(1)
Phospholipase C
19(1)
Class IV: Lyases
20(1)
Carbonic anhydrase
20(3)
Acknowledgment
23(1)
References
23(8)
Structural organozinc chemistry
31(106)
Johann T. B. H. Jastrzebski
Jaap Boersma
Gerard van Koten
Introduction
32(2)
Organozincates
34(19)
Introduction
34(1)
Tetraorganozincates [R4Zn]M2
35(6)
Homoleptic Triorganozincates [R3Zn]M
41(6)
Heteroleptic Triorganozincates [R2R',Zn]M
47(6)
Dialkyl- and Diarylzinc Compounds
53(29)
Donor-base-free, σ,σ-Bonded Homoleptic R2Zn and Heteroleptic RR'Zn Compounds
53(7)
Diorganozinc Compounds Containing Multi-hapto Bonded Groups
60(4)
Diorganozinc Compounds Containing Intramolecularly Coordinating Substituents
64(6)
Donor -- Acceptor Complexes of Diorganozinc Compounds
70(12)
Heteroleptic RZnY Compounds
82(41)
Introduction
82(1)
Monoorganozinc Cations
83(2)
Monoorganozinc Compounds RZnY with Y = Halogen
85(9)
Monoorganozinc Compounds RZnY with Y = OR
94(13)
Monoorganozinc Compounds RZnY with Y = NR2
107(11)
Monoorganozinc Compounds RZnY with Y = Other Heteroatom Bonded Group
118(5)
Organozinc Compounds Containing a Zinc-Transition Metal Bond
123(3)
Conclusions
126(1)
References
127(10)
Thermochemistry of organozinc compounds
137(10)
Joel F. Liebman
Suzanne W. Slayden
Introduction: Scope and Definitions
137(1)
Dialkylzinc Compounds
138(5)
Enthalpies of Vaporization
138(2)
Enthalpies of Formation
140(2)
Bond Energies
142(1)
Monoalkylzinc Species
143(1)
Dimethylzinc Radical Cation and Methylzinc Cation
144(1)
Zinc-Cyanide Complexes
144(1)
References and Notes
144(3)
67Zn NMR, a tool for coordination chemistry problems
147(16)
Athanassios G. Coutsolelos
Georgios A. Spyroulias
Introduction
147(1)
1H and 13C NMR Spectroscopy of Organometallic Compounds
148(2)
67Zn NMR Spectroscopy of Organometallic Compounds and Biomacromolecules
150(1)
Theoretical Introduction and Technical Difficulties
151(1)
Solid-State NMR
152(1)
Interest for Bioinorganic Chemistry
153(2)
Interest for Material--Solid-State Chemistry
155(1)
Applications
156(2)
References
158(5)
Mass spectrometry of organozinc compounds
163(30)
Sergiu P. Palii
Dmitri V. Zagorevskii
Abbreviations
164(1)
Introduction
164(2)
Mass Spectrometry of Organozinc Compounds
166(13)
Dialkylzinc and Dihaloalkylzinc Compounds
166(5)
Other Organozinc Compounds with the General Formula ZnR2
171(1)
Miscellaneous Complexes Containing a Zn--C Bond
172(1)
Cubane-like zinc-containing clusters
172(2)
Binuclear and dimeric zinc complexes
174(2)
Monomeric RZnL complexes (L = polydentate ligand)
176(1)
Other species containing organozinc fragments
177(2)
Organozinc Ion Structure and Energetics
179(6)
Energetics and Photodissociation Studies
179(2)
Gas Phase Ion/Molecule Reactions
181(3)
In silico Studies of Organozinc Ion Structures
184(1)
Other Studies Involving Mass Spectrometry
185(2)
Mass Spectrometric Investigation of Pyrolysis of Zinc-containing Species
185(2)
Monitoring of Organometallic Vapor Phase Epitaxy by Mass Spectrometry
187(1)
Conclusions
187(1)
References
187(6)
Dynamic behavior of organozinc compounds
193(44)
Albert Guijarro
Introduction
194(1)
Dynamics of Carbon--Zinc Bond Exchange: C--Zn Exchange
195(22)
Intermolecular C--Zn Exchange
195(1)
Alkyl--Zn exchange in dialkylzinc compounds
195(1)
Alkyl--Zn exchange in dimethylzinc and related compounds
195(4)
Alkyl--Zn exchange in primary, secondary and other dialkylzinc compounds
199(1)
Exchange with aryl, alkenyl and alkynylzinc compounds
200(2)
Alkyl--Zn exchange in organozinc salts
202(1)
Alkyl--Zn exchange in organozinc salts--diorganozinc compounds
202(1)
The Schlenk equilibrium
203(1)
Alkyl exchange in zincates
204(1)
Metallotropic Exchange in Organozinc Reagents
205(1)
Allylzinc reagent dynamics
205(3)
2,4-Dienylzinc reagent dynamics
208(2)
Zincocene dynamics
210(1)
Alkyl-Zn Exchange with Other Organometallic Compounds
211(1)
Methyl--Zn exchange between Me2Zn and MenM, M = Zn, Cd, Hg, Mg, In
211(3)
Influence of the alkyl group on the exchange rate
214(1)
Alkyl--Zn exchange with organoboranes
215(2)
Dynamics of Inversion at Carbon Bonded to Zinc: C--Zn Inversion
217(13)
Inversion at a Primary Alkyl Carbon Bonded to Zinc
217(5)
Inversion at a Secondary Alkyl Carbon Bonded to Zinc
222(5)
Vinylic Carbon Bonded to Zinc
227(1)
Inversion at Benzylic Carbon Bonded to Zinc
227(2)
Inversion at Allylic and Propargylic Carbon Bonded to Zinc
229(1)
Appendix
230(3)
Obtention of the Different Activation Parameters by NMR
230(2)
Relationships between Activation Parameters
232(1)
The Arrhenius and Eyring equations
232(1)
References
233(4)
Cyclopropanation mediated by zinc organometallics
237(50)
Andre B. Charette
Introduction
237(1)
Preparation and Structure of Zinc Carbenoids
238(7)
Unsubstituted Halomethylzinc Carbenoids
238(2)
α-Substituted Halomethylzinc Carbenoids
240(2)
Solid and Solution Structures of Halomethylzinc Reagents
242(3)
Mechanism of the Cyclopropanation of Alkenes Using Zinc Carbenoids
245(1)
Synthetic Scope of the Cyclopropanation Using Zinc Carbenoids
246(35)
Nature of the Reaction Solvent, Additives and Reaction Temperature
246(1)
Achiral Alkenes
247(9)
Stereoselective Cyclopropanation of Chiral Alkenes
256(1)
Stereoselective cyclopropanation of cyclic alkenes
257(4)
Stereoselective cyclopropanation of acyclic alkenes
261(5)
Stereoselective Cyclopropanation of Alkenes using Chiral Auxiliaries
266(7)
Stereoselective Cyclopropanation of Alkenes using Stoichiometric Chiral Reagents
273(6)
Stereoselective Cyclopropanation of Alkenes using Chiral Catalysts
279(2)
Conclusion
281(2)
References
283(4)
Functionalized organozinc compounds
287(108)
Paul Knochel
Helena Leuser
Liu-Zhu Gong
Sylvie Perrone
Florian F. Kneisel
Introduction
288(1)
Methods of Preparation of Polyfunctional Organozinc Reagents
288(34)
Classification
288(1)
Preparation of Polyfunctional Organozinc Halides
289(1)
Preparation by the oxidative addition to zinc metal
289(7)
Preparation of organozinc halides using transmetalation reactions
296(12)
Preparation of Diorganozincs
308(1)
Preparation via an I/Zn exchange
308(3)
The boron--zinc exchange
311(5)
Hydrozincation of alkenes
316(1)
Diverse Methods of Preparation of Allylic Zinc Reagents
317(2)
Preparation of Lithium Triorganozincates
319(3)
Reactions of Organozinc Reagents
322(57)
Uncatalyzed Reactions
323(10)
Copper(I) Catalyzed Reactions
333(1)
Substitution reactions
334(12)
Acylation reactions
346(3)
Addition reactions
349(3)
Michael additions
352(9)
Palladium and Nickel Catalyzed Reactions
361(9)
Reactions Catalyzed by Titanium and Zirconium(IV) Complexes
370(8)
Reactions of Zinc Organometallics Catalyzed by Cobalt, Iron or Manganese Complexes
378(1)
Conclusion
379(1)
References and Notes
379(16)
Photochemical transformations involving zinc porphyrins and phthalocyanines
395(26)
Mathias O. Senge
Natalia N. Sergeeva
Abbreviations
396(1)
Introduction
396(1)
Basic Photochemistry of Porphyrins
397(1)
General Concepts and Theoretical Background
397(1)
Stability and Degradation
398(1)
Donor--Acceptor Compounds for Pet
398(8)
Electron Transfer Studies
398(1)
Current Trends
399(1)
Electron transfer compounds with novel acceptor groups
399(3)
Light-harvesting complexes
402(1)
Reaction center models
402(1)
Current synthetic concepts
402(3)
Materials and formulations
405(1)
Applied Photochemistry
406(6)
Use as Pigments
406(1)
Photonics
407(1)
Photosensitization Reactions
407(1)
General principle
407(1)
Photovoltaic applications
407(2)
Medicinal use in photodynamic therapy
409(2)
Chemical uses
411(1)
Other Applications
412(1)
Acknowledgment
412(1)
References
412(9)
Synthesis and reactions of allenylzinc reagents
421(36)
James A. Marshall
Zincation of Propargylic Bromides
421(1)
Mechanistic Studies
422(3)
Regiochemistry of Additions to Aldehydes and Ketones
425(1)
Stereochemistry of Additions
425(2)
Transition State Calculations
427(1)
Reagent Regioselectivity
428(2)
Iodoallene-Derived Reagents
430(2)
Configurational Stability
432(1)
Allenyl Alkylzinc Reagents
432(3)
Coupling of Allenylzinc Bromide Reagents with Aryl and Vinyl Halides
435(1)
Palladiozincation of Propargylic Mesylates
435(3)
Double Diastereoselection
438(4)
Applications to Natural Product Synthesis
442(4)
Additions to Imines and Aldehydes
446(2)
Kinetic Resolution of Chiral Allenylzinc Reagents
448(1)
Amine-Substituted Allenylzinc Reagents
449(2)
Additions to Sulfoximines
451(1)
Additions of Chloroallenylzinc Reagents to Aldehydes and Imines
451(3)
References
454(3)
Palladium- or nickel-catalyzed cross-coupling reactions with organozincs and related organometals
457(98)
El-ichi Negishi
Qian Hu
Zhihong Huang
Guangwei Wang
Ning Yin
Introduction
459(8)
Overview of the Pd- or Ni-Catalyzed Cross-Coupling of Organozincs
467(16)
Countercations (M)
467(1)
Transmetallation
468(1)
Oxidative zincation
469(1)
Zn--halogen exchange
470(1)
Zn--hydrogen exchange
470(1)
Hydrozincation
470(1)
Carbozincation
471(2)
Other methods of preparation of organozincs
473(1)
Leaving Groups (X)
473(2)
Pd or Ni Catalysts and Ligands (L)
475(1)
Triphenylphosphine as an inexpensive and widely applicable prototypical phosphine
475(1)
Sterically and electronically modified monodentate triarylphosphines, such as tris(2-furyl)phosphine and tris(o-tolyl)phosphine
476(1)
Bidentate bis(α,ω-diphenylphosphino)alkanes, bis(1,1'-diphenylphosphino)ferrocene (dppf), bis(o,o'-diphenylphosphino)phenyl ether (DPEphos) and related chelating phosphines
476(1)
Bulky trialkyl- and dialkylarylphosphines
477(1)
Non-phosphine ligands
477(3)
Binary ligand combinations
480(1)
Cocatalysts or Additives
481(1)
Solvents
481(2)
Recent Advances in the Pd- or Ni-Catalyzed Cross-Coupling with Organometals Containing Zn, Mg, Al and Zr
483(61)
Aryl--Aryl, Aryl--Alkenyl and Alkenyl--Aryl Coupling Reactions
483(1)
Aryl-aryl coupling
483(1)
Heterosubstituted arylzincs
484(2)
Aryl chlorides
486(1)
Asymmetric synthesis of biaryls
487(1)
Aryl-alkenyl and alkenyl-aryl coupling
487(5)
Alkenyl--Alkenyl Coupling
492(1)
Overview
492(1)
Recent advances
492(8)
Pd-catalyzed Alkynylation
500(1)
General discussion
500(1)
Comparison of various protocols for Pd-catalyzed alkynylation
500(1)
Availability of two complementary protocols
500(1)
Direct synthesis of terminal alkynes by the use of ethynylmetals
501(1)
Pd-catalyzed alkynylation with alkynes containing electron-withdrawing substituents
501(1)
Use of alkenyl electrophiles that are prone to side reactions
501(1)
Use of sterically hindered, relatively unreactive organic electrophiles
501(1)
Current scope of protocol II involving the use of preformed alkynylmetals
501(2)
Current scope of Pd-catalyzed alkynylation with alkynylzincs with respect to electrophilic coupling partners
503(1)
Alkynyl--alkynyl coupling
504(1)
Allyl, benzyl, propargyl and allenyl electrophiles
504(1)
Alkynyl--acyl coupling
505(1)
Recent advances in the Pd-catalyzed alkynylation
506(1)
Pd-catalyzed alkynyl--alkenyl coupling with 1,1-dihalo-1-alkenes
507(1)
Pd-catalyzed alkynyl--alkenyl coupling with 1,2-dihaloethylenes
507(5)
Pd-catalyzed α-alkynylation of α-haloenones and related electrophiles
512(4)
Synthesis of natural products via Pd-catalyzed alkynylation with alkynylmetals containing Zn or Mg
516(1)
Pd- or Ni-catalyzed Allylation, Benzylation and Propargylation (Allenylation)
516(1)
Overview
516(2)
Allyl electrophiles
518(1)
Benzyl electrophiles
519(1)
Propargyl and allenyl electrophiles
519(1)
Allylzincs and related allylmetals
519(1)
Benzylzincs
519(1)
Propargylzincs or allenylzincs
520(1)
Recent advances
520(1)
Pd-catalyzed alkynyl--allyl and alkynyl--benzyl coupling reactions
520(1)
Pd-catalyzed propargyl (or allenyl)--aryl and propargyl (or allenyl)-allyl coupling reactions
521(2)
Synthesis of natural products
523(1)
Heterocycles
523(1)
Pd- or Ni-catalyzed Alkylation
524(1)
General discussion
524(1)
Discovery and early development of the Pd-catalyzed alkylation
525(1)
Pd- or Ni-catalyzed alkylation with alkyl electrophiles
526(1)
Recent advances in the Pd- or Ni-catalyzed alkylation with alkylmetals
526(1)
Metal countercations, leaving groups and catalysts
526(2)
Synthesis of natural products via Pd- or Ni-catalyzed alkylation with alkylmetals containing Zn or Mg
528(1)
Pd- or Ni-catalyzed alkylation with alkyl halides and related electrophiles
528(14)
Acylation and Other Carbon--Carbon Bond Forming Reactions Catalyzed by Pd or Ni
542(1)
Pd- or Ni-catalyzed acylation of organozincs
542(2)
Pd- or Ni-catalyzed cyanation
544(1)
Acknowledgment
544(1)
References
545(10)
Enantioselective addition of organozinc compounds
555(40)
Kenso Soai
Tsuneomi Kawasaki
Itaru Sato
Introduction
556(1)
The Mechanism of Catalysis for Diorganozinc Addition to Carbonyl Compounds
556(4)
Enantioselective Addition of Dialkylzincs to Aldehydes using Lewis Base Catalysts
557(2)
Enantioselective Addition of Dialkylzincs using Lewis Acid Catalysts
559(1)
Enantioselective Addition of Organozincs to Carbonyl Compounds
560(9)
Asymmetric Addition of Dialkylzincs and Functionalized Diorganozincs
560(1)
Enantioselective Addition of Diorganozincs to Ketones
561(2)
Enantioselective Alkenylation of Aldehydes and Ketones
563(2)
Enantioselective Addition of Alkynylzincs to Aldehydes and Ketones
565(1)
Asymmetric Aryl Transfer Reaction to Carbonyl Compounds
566(2)
Enantioselective Conjugate Addition of Dialkylzincs to Enones
568(1)
Enantioselective Addition of Diorganozincs to Imine Derivatives
569(4)
Asymmetric Amplification
573(3)
Asymmetric Autocatalysis in the Asymmetric Addition of Dialkylzincs to Aldehydes
576(8)
Asymmetric Autocatalysis with High Enantioselectivity
576(2)
Asymmetric Autocatalysis with Amplification of Chirality
578(2)
Asymmetric Autocatalysis using Chiral Initiators
580(1)
Asymmetric Autocatalysis using Circularly Polarized Light as a Sole Chiral Factor
581(2)
Stochastic Production of S- and R-Enantiomers without Adding a Chiral Source by Asymmetric Autocatalysis: Spontaneous Absolute Asymmetric Synthesis
583(1)
Conclusion
584(2)
Acknowledgment
586(1)
References
586(9)
Rearrangements of organozinc compounds
595(46)
Varinder K. Aggarwal
Knut Sommer
1,2-Metallate Rearrangements
596(18)
Introduction
596(1)
Reactions of 1,1-Dihalo Compounds with Triorganozincates
596(1)
1,1-Dihaloalkenes
597(1)
1,1-Dihalocyclopropanes
598(2)
1,1-Dihaloalkanes
600(2)
1,2-Migrations with Loss of a Leaving Group Attached to a Remote Carbon
602(1)
Propargylic and homopropargylic substrates
602(2)
Benzylic substrates
604(1)
Methylene Homologations
605(1)
Methylene homologations of organometallic reagents using organozincs
605(1)
Methylene homologations in allene and olefin synthesis
606(5)
Asymmetric reactions of homologated organozincs with aldehydes and imines
611(3)
Reactions Involving 1,1-Dimetallic Species
614(1)
Other Types of Rearrangements
614(22)
Allylmetallation of Alkenyl and Alkynyl Metals
614(1)
Allylmetallation of alkenyl metals
614(9)
Allylmetallation of alkynyl metals
623(3)
Computational results on the reaction mechanism
626(1)
The Reformatsky Reaction
627(1)
Fritsch--Buttenberg--Wiechell Rearrangement
627(2)
Zinca-Ene-Allene and Zinc-Enolate Cyclizations
629(5)
The Rearrangement of 1-Trimethylsilyl-2-propenylzinc Reagents
634(2)
Conclusions
636(1)
References and Notes
636(5)
1,1-Bismetallated species
641(44)
Seijiro Matsubara
Introduction
641(1)
Preparation of sp3-Geminated Organodizinc Reagents
642(8)
By Dihalomethane and Zinc
643(2)
By Dihaloalkane and Zinc
645(1)
By Heteroatom-substituted Dihaloalkane and Zinc
646(1)
Via Carbometallation
647(3)
Reaction of sp3-Geminated Organodizinc Reagents
650(27)
Methylenation
651(6)
Alkylidenation
657(2)
Synthesis of Alkenyl-silane, -germane and -borane
659(1)
Sequential Reaction with Two Electrophiles
659(8)
Diastereoselective Construction of Carbon Skeleton by the Gaudemar/Normant Coupling
667(4)
Nucleophilic Cyclopropanation
671(3)
Pinacolone Rearrangement with Unusual Diastereospecificity
674(1)
1,1-Dimetal Species from Zincated Hydrazone and Alkenylmetal
675(1)
gem-Dizincio Reagent Working as Carbenoid
676(1)
Preparation and Reaction of sp2-Geminated Organodizinc Reagents
677(3)
Conclusion
680(1)
References
680(5)
The chemistry of organozincate compounds
685(28)
Toshiro Harada
Introduction
685(1)
Preparation of Zincates
686(4)
Preparation of Zincates by Ate-Complex Formation
686(1)
Preparation of Mixed Zincates by Metalation
687(1)
Preparation of Mixed Zincates by Halogen--Zinc Exchange Reaction
688(2)
Reaction of Zincates
690(19)
Carbonyl Addition and Ring Opening of Epoxides
690(1)
Conjugate Addition to α,β-Unsaturated Compounds
690(4)
1,2-Migration of Zincate Carbenoids
694(5)
1,2-Migration of Alkynylzincates and Arylzincates
699(7)
Generation of Benzynes
706(1)
Cross-coupling Reaction
707(2)
Concluding Remarks
709(1)
References
709(4)
Fluorinated organozinc reagents
713(42)
Charles R. Davis
Donald J. Burton
Introduction
714(1)
Fluoroalkenylzinc Reagents
714(18)
Method (1): Capture of Vinyllithium Reagents at Low Temperatures
714(4)
Method (2): In Situ Capture of Vinyllithium Reagents at Ambient Temperatures
718(4)
Method (3): Insertion of Zn° into The Carbon--Halogen Bond
722(3)
Stereospecific preparation of fluorinated styrenes
725(2)
Preparation of 1,1,2-trifluoro-2-trimethylsilylethylene
727(1)
Stereospecific preparation of fluorinated dienes
727(2)
Allylation
729(1)
Acylation
729(1)
Preparation of functionalized CF3-containing compounds
730(1)
Allene formation
730(2)
Preparation of polymer precursor
732(1)
Perfluoroaryl Zinc Reagents
732(1)
Fluorinated Allyl and Propargylzinc Reagents
733(3)
Perfluoroalkynylzinc Reagents
736(2)
Perfluoroalkylzinc Reagents
738(6)
Dialkoxyphosphinyldifluoromethylzinc Reagents
744(3)
Carboalkoxydifluoromethylenezinc Reagents
747(3)
References
750(5)
Electrochemical generation and reaction of zinc reagents
755(42)
Jacques Perichon
Corinne Gosmini
Olivier Buriez
Introduction
756(2)
Electrochemical Generation of a Reactive Zinc for the Formation of Stable or Transient Organozinc Reagents and Their Reactivity
758(11)
Electrochemical Formation of Reactive Zinc
758(2)
Synthesis of Stable or Transient Organozinc Species and their Reactivity
760(1)
From electrolytic zinc
760(5)
From activation of massive zinc
765(1)
Synthetic applications to the Blaise reaction
765(1)
Reformatsky-type reactions
766(1)
Allylation of carbonyl compounds
766(2)
Synthesis of benzylic zinc species and their reactivity towards aldehydes
768(1)
Conclusion
769(1)
Electrochemical Preparation of Organozinc Reagents Using Nickel Or Cobalt Catalysis
769(25)
Introduction
769(2)
Electrochemical Preparation of Organozinc Compounds using Nickel as Catalyst
771(1)
From aromatic halides
771(1)
From bromothiophene
772(1)
Mechanism of the electrochemical conversion of aryl halides to arylzinc compounds by nickel catalysis
773(3)
Reactivity of electrochemically prepared arylzinc compounds via a nickel catalysis
776(1)
Reaction with cyclohex-2-en-1-one
776(1)
Reaction with allyl halides
776(1)
With trifluoroacetic anhydrides
777(1)
With aryl halides: synthesis of unsymmetrical biaryls
777(2)
Polymerization of 3-methylthiophene
779(1)
With 2-halogenopyridine
780(1)
Electrochemical Preparation of Organozinc Compounds using Cobalt Halides as Catalysts
781(1)
Electrochemical behavior of cobalt halides CoX2 (X = Br, Cl)
782(1)
In a DMF--or a MeCN--pyridine (v/v = 9/1) mixture
782(1)
In acetonitrile
783(2)
Electrosynthesis of aryl- or heteroarylzinc compounds
785(1)
In DMF/pyridine or CH3CN/pyridine as solvent
786(3)
In pure acetonitrile
789(1)
Reactivity of electrochemically prepared arylzinc compounds via a cobalt catalysis
790(1)
Cross-coupling reaction with aryl halide
790(1)
Synthesis of alternating π-conjugated copolymers
790(1)
Synthesis of functionalized 4-phenylpyridines
791(1)
Synthesis of aromatic ketones
791(2)
Arylation of activated olefins
793(1)
Conclusion
794(1)
References
795(2)
The chemistry of zinc enolates
797(66)
Marco Lombardo
Claudio Trombini
General and Theoretical Aspects
797(2)
The Reformatsky Reaction
799(20)
Introduction
799(2)
Activation Techniques for Zinc Metal
801(1)
Chemical or physical activation of commercial zinc powders
801(1)
Preparation of highly reactive forms of zinc metal
802(1)
Electrochemical Reformatsky reaction promoted by sacrificial anodes
803(2)
Alternative metals for the Reformatsky reaction
805(3)
Recent Applications of the Reformatsky Reaction
808(1)
Racemic reactions
808(3)
Enantioselective reactions
811(1)
Diastereoselective reactions
812(7)
The Gilman--Speeter Reaction
819(8)
Further Electrophiles for Reformatsky Reagents
827(10)
Carboxylic Acid Derivatives
827(2)
Electron-poor Carbon--Carbon Double Bonds
829(4)
Phosphorus electrophiles
833(1)
Transition metal-catalysed coupling reactions
833(4)
Alternative Routes to Zinc Enolates
837(11)
Lithiation/Transmetallation Protocols
837(5)
Zinc Enolates from Diethylzinc as Metal Source
842(6)
Zinc Dienolates
848(6)
Conclusions
854(1)
References
854(9)
Carbozincation of alkenes and alkynes
863(116)
Edwige Lorthiois
Christophe Meyer
Introduction
864(1)
Reactivity of Alkyl and Aryl Organozinc Reagents
865(25)
Uncatalyzed Intermolecular Carbozincations
865(1)
Intermolecular additions to alkynes
865(1)
Intermolecular additions to alkenes
866(2)
Uncatalyzed Intramolecular Carbozincations
868(1)
Intramolecular carbozincation of alkynes
868(2)
Intramolecular carbozincation of alkenes
870(6)
Transition Metal-catalyzed or promoted Carbozincations
876(1)
Palladium- and nickel-catalyzed intramolecular carbozincations
876(2)
Transition metal-catalyzed/promoted intermolecular carbozincations of alkynes
878(1)
Zirconium-promoted carbozincations
878(1)
Nickel-catalyzed carbozincations
879(2)
Transition metal-catalyzed intermolecular carbozincations of alkenes
881(1)
Iron-catalyzed carbozincations
881(1)
Palladium-catalyzed carbozincations
882(2)
Zirconium-catalyzed ethylzincation
884(1)
Titanium-catalyzed carbozincation of enynes
884(1)
Multi-component Reactions involving Organozinc Reagents
885(5)
Carbozincation of a 1,3-Dipolar Intermediate
890(1)
Reactivity of Allylic Organozinc Reagents
890(55)
Intermolecular Allylzincation of Alkenes
891(1)
Uncatalyzed reactions
891(7)
Transition metal-catalyzed reactions
898(1)
Intermolecular Allylzincation of Alkynes
898(1)
Uncatalyzed reactions
898(3)
Transition metal-promoted allylzincation of disubstituted alkynes
901(1)
Intramolecular Zinc--Ene Reactions
901(1)
Type I zinc-ene reactions
902(3)
Type II zinc-ene reactions
905(3)
Allylzincation of Alkenylmetals
908(1)
Synthesis and reactivity of gem-diorganometallic species
908(5)
Theoretical studies
913(2)
Diastereoselective allylzincations of alkenylmetals
915(1)
Mutual diastereoselection
915(2)
Substrate-induced diastereoselection
917(10)
Transformation of the sp3 dimetallated carbon into a stereocenter
927(5)
Allylzincation of Allenylmetals
932(4)
Allylzincation of Alkynylmetals
936(1)
Reactivity of allylic organozinc reagents towards metallated alkynes
936(4)
Functionalization of the alkenyl 1,1-diorganometallic reagents
940(5)
Reactivity of Allenylzinc Reagents
945(11)
Intermolecular Carbozincations of Alkynes and Alkenes
945(1)
Addition to alkynylmetals
945(2)
Addition to alkenylmetals
947(1)
Intramolecular Carbozincations of Alkynes and Alkenes
948(1)
Intramolecular carbozincations of alkynes
948(2)
Intramolecular carbozincations of alkenes
950(6)
Reactivity of Zinc Enolates and AZA-Enolates
956(15)
Addition of Zinc Enolates to Alkynes
956(3)
Addition of Zinc Enolates to Alkenes
959(1)
Intramolecular reactions
959(5)
Intermolecular additions of zinc enolates to alkenes
964(7)
Conclusion
971(1)
References
972(7)
Author index 979(74)
Subject index 1053

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