Stannylmetallation of acetylenic acids: A stereoselective access to functionalized α,β- and β,γ-unsaturated acids

Article abstract of DOI:10.1016/S0040-4039(98)00753-9

The stereoselective synthesis of vinylstannanes bearing carboxylic acid function was achieved from acetytenic acids via stannylcupration reaction. In homoallylic series, regioselectivities are highly dependant on the nature of stannylanionids and on the p