This compound is primarily utilized as a chiral ligand in asymmetric catalysis, particularly in transition metal-catalyzed reactions. Its structure, featuring a diphenylphosphino group and a chiral tetrahydronaphthalene backbone, makes it highly effective in inducing enantioselectivity. It is commonly employed in hydrogenation, hydroformylation, and cross-coupling reactions, where it helps produce chiral molecules with high optical purity. Its application is significant in the synthesis of pharmaceuticals, agrochemicals, and fine chemicals, where enantiomeric purity is critical. Additionally, it is used in academic and industrial research to explore new catalytic processes and optimize existing ones.