Oxidative Coupling of Carbonyl Compounds by Using Pentavalent Biphenyl-2,2′-ylenebismuth Reagents

Abstract p-Tolylbiphenyl-2,2′-ylenebismuth bis(trifluoromethanesulfonate) reacted with lithium enolates derived from ketones, carboxylic esters, and thioesters to afford the corresponding oxidative coupling products in good to high yields.