Used as a ligand in catalytic processes, particularly in transition metal catalysis, where it enhances the efficiency and selectivity of reactions such as hydrogenation, hydroformylation, and cross-coupling. Its unique structure, featuring adamantyl groups, provides steric bulk and electronic properties that stabilize metal complexes and improve catalytic performance. This makes it valuable in the synthesis of fine chemicals, pharmaceuticals, and advanced materials. Additionally, its robust nature allows for use in challenging reaction conditions, including high temperatures and pressures.