Reaction of heteroaromatic analogs of homophthalic anhydride: Synthesis of hetero analogs of peri-hydroxy polycyclic aromatic compounds, isocoumarins, isoquinolinones, and related compounds.
Strong base induced cycloaddition of 3-carboxy-1-methylindole-2-acetic anhydride and 2-carboxybenzo[b]furan-3-acetic anhydride: synthesis of polycyclic peri-hydroxylated indole and benzofuran compounds
作者:Y. Tamura、S. Mohri、H. Maeda、T. Tsugoshi、M. Sasho、Y. Kita
DOI:10.1016/s0040-4039(00)99870-8
日期:1984.1
Generation of indole- and benzofuran-2,3-orthoquinodimethane-like intermediates is described. The cycloaddition reaction of these intermediates to dienophiles provided an efficient one-pot synthesis of polycyclic perihydroxylated indole and benzofuran compounds.