Fig. 1
From: Geminal group-directed olefinic C-H functionalization via four- to eight-membered exo-metallocycles

Chelation-assisted olefinic C-H functionalization. a, b Type of group-directed olefinic C–H activation. c Reports on geminal olefinic C–H activation by bicyclic palladacycles. d Geminal olefinic C–H functionalization of alkenyl alcohols, carbamates and amides (this work). e Structurally related bioactive and natural molecules