This compound is primarily used as a chiral ligand in asymmetric catalysis, particularly in transition metal-catalyzed reactions. Its unique structure, featuring diadamantyl phosphine and sulfinamide groups, enhances enantioselectivity in various organic transformations. It is particularly effective in asymmetric hydrogenation, where it helps produce chiral molecules with high optical purity. Additionally, it finds application in the synthesis of pharmaceuticals and fine chemicals, where precise control over stereochemistry is crucial. Its robustness and ability to operate under mild reaction conditions make it a valuable tool in modern synthetic chemistry.