Used in asymmetric synthesis as a chiral auxiliary or ligand in enantioselective catalytic reactions. Its rigid oxazoline-sulfinyl scaffold enables high stereocontrol, particularly in carbon–carbon bond-forming reactions such as aldol additions or cycloadditions. Commonly employed in pharmaceutical research to prepare enantiomerically pure intermediates, especially in the development of bioactive molecules where stereochemistry is critical. Soluble in common organic solvents, it facilitates homogeneous reaction conditions and is often recovered and reused in industrial processes.