Rearrangement of o-alkynyl substituted α-diazoacetophenones. Conversion to β-naphthols via arylketene intermediates
作者:Albert Padwa、David J. Austin、Ugo Chiacchio、Jamal M. Kassir、Antonio Rescifina、Simon L. Xu
DOI:10.1016/s0040-4039(00)79427-5
日期:1991.10
In contrast to the rhodium (II) mediated cycloisomerization of o-alkynyl substituted α-diazoacetophenones, irradiation leads to β-naphthols which are formed via cyclization of an arylketene intermediate.