Tetrahedron letters

Strong base induced cycloaddition of 3-carboxy-1-methylindole-2-acetic anhydride and 2-carboxybenzo [b] furan-3-acetic anhydride: synthesis of polycyclic peri- …

Y Tamura, S Mohri, H Maeda, T Tsugoshi, M Sasho…

Index: Tamura, Y.; Mohri, S.; Maeda, H.; Tsugoshi, T.; Sasho, M.; Kita, Y. Tetrahedron Letters, 1984 , vol. 25, p. 309 - 312

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Citation Number: 16

Abstract

Abstract 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.