An unexpected rearrangement of 2-(2-benzofuranyl)-benzonitriles: a new route to phenylmethylene-dihydro-isoindolinones
Abstract
Depending on the solvent used, the alkaline hydrolysis of 2-(2-benzofuranyl)-benzonitriles leads to the expected amide or acid, or to isoindolinones by rearrangement.