Fig. 1: Azoarene activation for the Schmidt reaction.
From: Azoarene activation for Schmidt-type reaction and mechanistic insights
a Natural products and bioactive molecules containing 2-pyridinone structures. b Traditional Schmidt reaction with azides as the limiting reagent. c Reactivity patterns of aryldiazonium salts. d Our study on 2-pyridinone synthesis via the sequence involving Nazarov cyclization, nucleophilic addition, and Schmidt reaction.
