Mg. Kulkarni et Rm. Rasne, A NOVEL PROTOCOL FOR THE SYNTHESIS OF FURO[2,3-B]BENZOFURANS AND DIHYDROFURO[2,3-B]BENZOFURANS, Journal of the Chemical Society. Perkin transactions. I (Print), (16), 1998, pp. 2479-2480
A Wittig olefination-Claisen rearrangement approach has been successfu
lly applied to develop a novel protocol for the synthesis of the dihyd
rofuro[2,3-b]benzofuran and furo[2,3-b]benzofuran ring systems.