ChemInform Abstract: One-Pot Synthesis of 2-Aryl-3-alkoxycarbonyl Chromones Through a Cascade Lewis Acid-Catalyzed Aldehyde Olefination/Oxa-Michael Addition/Oxidation.
Pyridines and fused pyridines are accessible by a combination of a Lewis acid-catalyzed multicomponent reaction and aromatization involving loss of a 2-furylmethyl chain.