This chemical is primarily used as a ligand in transition metal catalysis, particularly in asymmetric synthesis and cross-coupling reactions. Its unique structure, featuring diphenylphosphino groups and a dibenzo-dioxacycloundecine backbone, makes it highly effective in stabilizing metal complexes and enhancing enantioselectivity in catalytic processes. It is often employed in the synthesis of chiral pharmaceuticals, fine chemicals, and advanced materials, where precise control over stereochemistry is crucial. Additionally, its application extends to the development of novel catalysts for organic transformations, such as hydrogenation and carbon-carbon bond formation, contributing to more efficient and sustainable chemical processes.