This compound is primarily utilized in asymmetric synthesis, particularly in the development of chiral catalysts. Its structure, featuring a diphenylphosphino group and a sulfinamide moiety, makes it highly effective in facilitating enantioselective reactions. It is often employed in the synthesis of pharmaceutical intermediates, where precise control over stereochemistry is crucial. Additionally, it is used in organic transformations such as hydrogenation and carbon-carbon bond-forming reactions, where it enhances selectivity and yield. Its application extends to the production of fine chemicals and agrochemicals, where high enantiomeric purity is required.