Palladium-catalyzed cross-coupling reactions of 4-tosyl-2(5H)-furanone with boronic acids: a facile and efficient route to generate 4-substituted 2(5H)-furanones.

An efficient and facile synthesis of 4-substituted 2(5H)-furanones using palladium catalyzed cross-coupling reactions between 4-tosyl-2(5H)-furanone and boronic acids is reported herein.