Used as a chiral auxiliary or ligand in asymmetric synthesis, particularly in enantioselective catalysis. It plays a key role in facilitating carbon-carbon bond-forming reactions, such as aldol or Michael additions, where high enantioselectivity is required. Its rigid oxazoline and oxazolidine framework enhances stereocontrol, making it valuable in the synthesis of complex organic molecules, including pharmaceuticals and natural products. Commonly employed in transition metal-catalyzed reactions, especially with copper or nickel complexes, to achieve high optical purity in the final product.