The fundamental structure, bonding and reactivity of late transition metal complexes. Transition metal catalysis and small molecule activation. The use of supramolecular ligand architectures in catalysis and for studying unstable organometallic species.

One-electron Oxidation of [M(PtBu3)2] (M = Pd, Pt): Isolation of Monomeric [Pd(PtBu3)2]+ and Redox Promoted C–H Bond Cyclometalation. T. Troadec, S.-y. Tan, C. J. Wedge, J. P. Rourke, P. R. Unwin and A. B. Chaplin*. Angew. Chem. Int. Ed. 2016, 55, 3754 – 3757. Low-coordinate iridium NHC complexes derived from selective and reversible C–H bond activation of fluoroarenes. S. A. Hauser, I. Prokes and A. B. Chaplin*. Chem. Commun. 2015, 51, 4425 - 4428. Synthesis and reactivity of NHC-based rhodium macrocycles. R. E. Andrew and A. B. Chaplin*. Inorg. Chem. 2015, 54, 312 - 322. Rhodium(I) Complexes of the Conformationally Rigid IBioxMe4 Ligand: Isolation of a Stable Low-Coordinate T-Shaped Complex. A. B. Chaplin*. Organometallics 2014, 33, 624 - 626. Solvent promoted reversible cyclometalation in a tethered NHC iridium complex. J. E. Wheatley, C. A. Ohlin and A. B. Chaplin*. Chem. Commun. 2014, 50, 685 – 687.