Cationic rhodium(I) and iridium(I) α-diimine complexes

► Fluoroaryl-substituted α-diimine ligands based on the diazabutadiene framework. ► Square planar cationic Rh(I) and Ir(I) complexes with diazabutadiene-based ligands. ► Structural characterisations of Ir(I) complexes with diazabutadiene-based ligands.