Fig. 1: Transition metal-catalyzed allylic C−H substitution.
From: Palladium-catalyzed regio- and enantioselective migratory allylic C(sp3)-H functionalization

a Classical model for enantioselective transition metal-catalyzed allylic C−H substitution. b Our strategy: metal migration triggers allylic C(sp3)-H functionalization. NuH, nucleophile.