Used as a chiral ligand in asymmetric catalysis, particularly in transition metal-catalyzed reactions such as asymmetric hydrogenation and cross-coupling. Its rigid, C2-symmetric structure enhances stereoselectivity, making it valuable in the synthesis of enantiomerically pure pharmaceuticals and fine chemicals. The phosphorus centers coordinate effectively with metals like rhodium, ruthenium, and palladium, improving catalytic efficiency and enantiocontrol. Commonly applied in research and industrial settings for developing chiral intermediates in drug manufacturing.