Opposite Effects of Added AsPh3 Reveal a Drastic Mechanistic Switch in RhI/AuI Transmetalations via Rh–Au Bonded Intermediates | Inorganic Chemistry pubs.acs.org/doi/10.1021/... Peñas-Defrutos, Espinet, & co-workers @InorgChem #AsPh3 #gold #rhodium #microkinetic #DFT #transmetalation