Photo-isomerisation of 1-acetyl-2-cyano-1,2-dihydroquinolines to N-acetylbenzoazetines
Abstract
1-Acetyl-2-cyano-1,2-dihydroquinolines isomerise photochemically to give N-acetylbenzoazetines, the formation of which is rationalised in terms of benzoazahexatriene intermediates.