Addition of 1,4 - diphenyl - 1 - azabutadiene to allenic esters
作者:R.P. Gandhi、M.P.S. Ishar、A. Wali
DOI:10.1016/s0040-4039(00)96944-2
日期:——
Reactions of 1,4-diphenyl-1-azabutadiene with allenic esters (1,2) in refluxing benzene furnish the respective cyclohexenone derivatives (3,4) as major products, and presumably proceed via azetidines (B).