Used as a chiral ligand in asymmetric catalysis, particularly in enantioselective organic transformations. It coordinates with metal centers such as zinc, copper, or iron to form highly efficient catalysts for reactions like asymmetric Friedel-Crafts alkylations, Diels-Alder cycloadditions, and conjugate additions. Its rigid pyridine-bisoxazoline (PYBOX) backbone and stereogenic center ensure high enantioselectivity, making it valuable in the synthesis of pharmaceutical intermediates and fine chemicals where precise stereochemistry is critical. The pentan-3-yl and phenyl substituents fine-tune steric bulk and electronic properties, enhancing catalyst performance in nonpolar solvents.