The synthesis of some azuleno[c]furans

Organic & Biomolecular Chemistry Pub Date: 2003-05-27 DOI: 10.1039/B302200E

Abstract

Azuleno[5,6-c]furan and 4-chloroazuleno[4,5-c]furan have been prepared by a tandem cycloaddition–cycloreversion strategy. These azulenofurans are qualitatively more stable than isobenzofuran and were characterised spectroscopically and as their Diels–Alder adducts with N-methylmaleimide.

Graphical abstract: The synthesis of some azuleno[c]furans
Recommended Literature