Used as a chiral ligand in asymmetric catalysis, particularly in enantioselective organometallic reactions. Its rigid cyclohexane backbone and stereogenic centers enable high stereocontrol, making it valuable in the synthesis of optically active compounds such as pharmaceuticals and fine chemicals. Commonly employed in copper-catalyzed cyclopropanations, aldol reactions, and other transformations where precise chirality transfer is required. The tert-butyl groups enhance steric shielding, improving enantioselectivity. Often coordinated to metal centers to form active catalytic species in homogeneous systems.