Fig. 2: Strategies for transition metal-catalyzed alkene hydroamination.
From: Ligand-promoted cobalt-catalyzed radical hydroamination of alkenes

a Transition metal-catalyzed hydroamination of alkenes. b Metal-catalyzed radical hydroamination of alkenes. c Ligand-promoted metal-catalyzed alkene radical hydroamination via HAT. d Ligand-promoted metal-catalyzed asymmetric radical hydroamination of alkenes via HAT.