Synthesis of the spirocyclic center of fredericamycin a by phenoxy-enoxy radical coupling
作者:Andrew S. Kende、Frank H. Ebetino、Toshiharu Ohta
DOI:10.1016/s0040-4039(00)98619-2
日期:1985.1
Ferricyanide oxidation of the dianions of phenolic β-diketones 2 effects intramolecular phenoxy-enoxy radical coupling to form spiro systems derived from C-C bond formation para or ortho to the phenolic oxygen.