Oxygenation of 2,6-di-t-butylphenols bearing electron-withdrawing group at 4-position mediated by Co(II)-schiff base complex
作者:A. Nishinaga、T. Shimizu、T. Matsuura
DOI:10.1016/s0040-4039(01)92484-0
日期:——
4-Acyl-2,6-di-t-butylphenols except 3,5-di-t-butyl-4-hydroxybenzaldehyde were oxygenated in the presence of Co(Salpr) exclusively at the ortho position to give the corresponding 3,5-di-t-butyl-6-hydroperoxy-2,4-cyclohexadienone derivatives in quantitative yield.