This chemical is primarily utilized as a chiral ligand in asymmetric catalysis, particularly in the synthesis of enantiomerically pure compounds. Its unique structure, featuring a spirobi[inden] core and bulky phosphanyl groups, makes it highly effective in facilitating enantioselective transformations, such as hydrogenation, carbon-carbon bond formation, and other transition metal-catalyzed reactions. It is especially valuable in the pharmaceutical industry for producing chiral intermediates and active pharmaceutical ingredients (APIs) with high stereochemical purity. Additionally, its sterically demanding design enhances selectivity and efficiency in catalytic processes, making it a preferred choice for complex organic syntheses.