This compound is primarily utilized in asymmetric synthesis, particularly as a chiral ligand in transition metal-catalyzed reactions. Its structure, featuring a diphenylphosphino group and a sulfinamide moiety, makes it highly effective in facilitating enantioselective transformations, such as hydrogenation, allylic alkylation, and cross-coupling reactions. The chiral environment it creates around the metal center allows for the production of enantiomerically pure or enriched products, which are crucial in the synthesis of pharmaceuticals, agrochemicals, and fine chemicals. Additionally, its xanthene-based backbone enhances stability and steric control, making it a valuable tool in the development of complex molecular architectures with high precision.