Rapid and efficient one-pot three-component condensation synthesis of furopyrimidines, furocoumarins, and furopyranones are described which occur in the presence of montmorillonite K10 using microwave irradiation under solvent-free conditions.
Shaabani, Ahmad; Teimouri, Mohammad Bagher, Journal of Chemical Research - Part S, 2003, # 11, p. 732 - 733