This chemical is primarily used as a chiral ligand in asymmetric catalysis, particularly in the synthesis of complex organic molecules. Its unique structure, featuring a spirobiindane backbone and bulky phosphine groups, makes it highly effective in facilitating enantioselective reactions. It is commonly applied in the pharmaceutical industry for the production of chiral drugs, where precise control over stereochemistry is crucial. Additionally, it is utilized in the development of fine chemicals and agrochemicals, enabling the creation of compounds with high optical purity. Its robust steric and electronic properties enhance catalytic efficiency and selectivity in various transition metal-catalyzed processes, such as hydrogenation and cross-coupling reactions.