Comparisons of organic Group IVB lithium compounds

Abstract

Cleavages with lithium 40 Benzyloxytriphenylsilane 40 (Diph enylm e thoxy) triph eny 1 s ilan e 41 2-Cyclohexen-1-yloxytriphenylsilane 42 Crotyloxytriphenylsilane 42 Relative Reactivities of Group IVB Lithium Compounds 43 Reactions of triphenyltinlithium With pyridine With azobenzene With 4,4 '-bis (dimethylamino)benzophenone With benzophenone Competitive reactions for _n-butyl chloride Reaction-with iodobenzene 63 Reaction with trimethyl phosphate 64 Reaction with hexaphenyldisilane (attempted) 64 Methyldiphenyltinlithium 65 Preparation of methyltriphenyltin 65 From triphenyltin chloride and methyl-65 lithium (attempted) From triphenyltinlithium and trimethyl 65 phosphate Methyldiphenyltin chloride 66 From methyltriphenyltin and hydrogen • 66 chloride From methyltriphenyltin and chlorine From methyltriphenyltin and iodine followed by hydrolysis and treatment with hydro chloric acid Preparation of reagent 68 Stability in tetrahydrofuran Reaction with trimethyl phosphate Dimethylphenyltinlithium 69 Preparation of starting materials 69 Dim ethyldiph enyltin 69 Dimethylphenyltin chloride Preparation of reagent Branched Chain Polytin Compounds Preparations of tetrakis(triphenylstannyl)tin From triphenyltinlithium and stannous chloride followed by triphenyltin chloride vi