Tricyclohexyl phosphine is widely used as a ligand in organometallic chemistry, particularly in catalytic processes. It plays a crucial role in transition metal catalysis, enhancing the efficiency of reactions such as hydrogenation, hydroformylation, and cross-coupling. Its bulky structure provides steric protection to metal centers, improving selectivity and stability in catalytic systems. Additionally, it is employed in the synthesis of fine chemicals and pharmaceuticals, where precise control over reaction pathways is essential. Its application extends to materials science, where it aids in the development of advanced polymers and coordination complexes.