Beschreibung
InhaltsangabeI. Reactivity of Polar Organometallic Intermediates.- 1 Introduction.- 2 Alkylation.- 2.1 Reactivity-A Qualitative Comparison of the Polar Organometallics.- 2.2 Scope of the Alkylation Reaction.- 2.3 Dialkylation.- 2.4 Remarks on the Reaction Conditions of Alkylations.- 3 Hydroxyalkylation with Epoxides.- 4 Hydroxyalkylation with Carbonyl Compounds.- 5 Formylation with Dimethylformamide.- 6 Carboxylation.- 7 Reaction of Organoalkali Compounds with Carbon Disulfide.- 8 Addition of Organoalkali Compounds to Isocyanates and Isothiocyanates.- 9 Sulfenylation.- 10 Trimethylsilylation.- 11 Reactions of Organometallic Compounds with Chloroformates and Dimethylcarbamoyl Chloride.- 12 Reactions of Organoalkali Compounds with Halogenating Agents.- 13 Conjugate Additions.- II. Metallation of Aromatic and Olefinic Hydrocarbons.- 1 Introduction.- 2 Metallation of Alkylbenzenes and Alkylnaphthalenes.- 3 Dimetallation of Aromatic Compounds.- 4 Metallation of Olefinic Compounds.- 5 Stereochemistry of Allylic Metallations.- 6 Dimetallation of Olefins.- 7 Experiments.- 7.1 Metallation of Toluene with BuLi · t-BuOK in Hexane.- 7.2 Metallation of 1- and 2-Methylnaphthalene with BuLi · t-BuOK.TMEDA in Hexane.- 7.3 ?-Metallation of Ethylbenzene.- 7.4 ?,??-Dimetallation of m-Xylene.- 7.5 Lithiation of Toluene, Xylene, Mesitylene with BuLi · TMEDA.- 7.6 Metallation of Propene and Isobutene.- 7.7 Metallation of Various Olefins with Strongly Basic Reagents.- 7.8 Metallation of Cyclohexene.- 7.9 Dimetallation of Isobutene.- 7.10 Metallation of Isoprene.- 7.11 Metallation of ?-Methylstyrene.- 7.12 Metallation of Indene.- 7.13 Metallation of Cyclopentadiene.- 7.14 Preparation of 1,4-Cyclohexadiene.- 7.15 Allylbenzene.- 8 Selected Procedures from Literature.- III. Metallation of Saturated Sulfur Compounds.- 1 Introduction.- 2 Substrates and Metallation Conditions.- 2.1 S,S-Acetals.- 2.2 Methoxymethyl Phenyl Sulfide.- 2.3 Ethythiomethyl Ethyl Sulfoxide.- 2.4 Orthothioformates.- 2.5 Dialkyl Sulfides and Alkyl Aryl Sulfides.- 2.6 Dialkyl and Alkyl Aryl Sulfoxides and Sulfones.- 3 Experiments.- 3.1 Lithiation of Formaldehyde Dimethylthioacetal with BuLi in THF and Hexane.- 3.2 Lithiation of Formaldehyde Dimethylthioacetal with BuLi · TMEDA in Hexane.- 3.3 Reaction of Lithiated Bis(methylthio)methane with Alkyl Halides.- 3.4 Hydroxyalkylation of Lithiated Bis(methylthio)methane with Epoxides.- 3.5 Reaction of Lithiated 1,3-Dithiane with 1-Bromo-3-chloropropane and Ring Closure of the Coupling Product Under the Influence of Butyllithium.- 3.6 Hydroxymethylation of Bis(methylthio)methane with Paraformaldehyde.- 3.7 Reaction of Lithiated Bis(methylthio)methane with Dimethylformamide and Subsequent Acid Hydrolysis.- 3.8 Reaction of Lithiated Bis(methylthio)methane with Carbon Dioxide.- 3.9 Reaction of Lithiated Bis(methylthio)methane with Dimethyl Disulfide and Trimethylchlorosilane.- 3.10 Lithiation of Methoxymethyl Phenyl Sulfide and Subsequent Reaction with Dimethylformamide.- 3.11 Reaction of Lithiated Bis(methylthio)methane with Methyl Isothiocyanate and N,N-Dimethyl Carbamoyl Chloride.- 3.12 Peterson Olefination Reactions with Lithiated Trimethylsilyl Bis(methylthio)methane. Preparation of Ketene Thioacetals.- 3.13 Conjugate Addition of Lithiated S,S-Acetals and Corresponding S-Oxides to 2-Cyclohexen-1-one and Methyl Acrylate.- 3.14 Lithiation of Dimethyl Sulfide and Methyl Phenyl Sulfide and Subsequent Reaction of the Lithium Compounds with Benzaldehyde and Trimethylchlorosilane.- 3.15 Lithiation of (Trimethylsilylmethyl)Phenyl Sulfide and Subsequent Reaction with Acetone.- 3.16 Dilithiation of Methyl Phenyl Sulfide and Subsequent Trimethylsilylation.- 3.17 Reaction of Bis(methylthio)methane with Potassium Amide in Liquid Ammonia and Subsequent Reaction with Oxirane.- 3.18 Reaction of Dimethylsulfoxide with Sodamide in Liquid Ammonia and Subsequent Alkylation with Bromohexane.- 3.19 Mono-Deuteration of Bis(ethylthio)methane.- 3.20 Lithiation of Methyl Phen
