Facile one-pot preparation of [hydroxy(sulfonyloxy)iodo]arenes from iodoarenes with MCPBA in the presence of sulfonic acids

Various [hydroxy(sulfonyloxy)iodo]arenes were simply and efficiently obtained in high yields from the reaction of iodoarenes and MCPBA in the presence of sulfonic acids in a small amount of chloroform at room temperature, through a one-pot procedure.