Used as a chiral ligand in asymmetric catalysis, particularly in transition-metal-catalyzed reactions such as palladium-catalyzed allylic substitutions and rhodium-catalyzed hydrogenations. Its steric bulk and electron-rich phosphine groups enhance enantioselectivity and reaction efficiency. Effective in promoting high enantiomeric excess in the synthesis of chiral molecules, making it valuable in pharmaceutical and fine chemical manufacturing. Soluble in common organic solvents, it supports homogeneous catalytic systems under mild reaction conditions.