Electrochemical cyclization of o-trichloroacetylanilides: Preparation of 4H-3,1-benzoxazin-4-ones and 3,3-dichloroquinolin-4-ones
The electrochemical reduction of several o-trichloromethylanilides and their imidoyl chloride derivatives on mercury pool in acetonitrile, yields 4H-3,1-benzoxazin-4-ones and 3,3-dichloroquinolin-4-ones respectively.