A novel synthesis of linear polyenes via conjugate addition of cuprates to α,β-γ,δ-diunsaturated sulfones followed by SO2 extrusion
作者:Ferdinand Näf、René Decorzant、Sina D. Escher
DOI:10.1016/s0040-4039(00)85568-9
日期:1982.1
The two 1,3-butadienyl 2-propenyl sulfones and , 1,3,5-heptatriene synthons, have been transformed into the tri- and tetraenes - by alkylcuprate addition and Ramberg-Bäcklund SO2 extrusion. The reaction stereochemistry is discussed.
两个1,3-丁二烯基2-丙烯基砜和,1,3,5-三烯合成子,已被转化为三-和四烯-通过alkylcuprate加法和拉姆贝格-的Backlund SO 2挤出。讨论了反应立体化学。