SEARCH Articles Figures Tables Heteroatom oxidations Heteroatom substituted phosphine oxides Heteroatom substituted secondary Heteroatom substituted secondary phosphine oxide Heteroatom substitution Heteroatom-substituted Heteroatoms oxidative Ligand substitution Ligands oxides Oxidation heteroatoms Oxidative substitution Oxide ligand substitution Phosphine ligand Phosphine oxides Phosphine oxides oxidation Phosphine secondary Phosphine substitution Secondary oxidants Secondary oxidation Secondary phosphine ligands Substituted Oxidation Substitution heteroatom-substituted