This chemical is primarily utilized as a chiral ligand in asymmetric catalysis, particularly in transition metal-catalyzed reactions. Its unique structure, featuring a diphenylphosphino group and a sulfinamide moiety, makes it highly effective in inducing enantioselectivity. It is commonly employed in asymmetric hydrogenation, carbon-carbon bond formation, and other stereoselective transformations, enabling the synthesis of chiral intermediates for pharmaceuticals, agrochemicals, and fine chemicals. Its steric and electronic properties enhance the catalytic efficiency and selectivity of metal complexes, making it a valuable tool in organic synthesis.