Used as a chiral auxiliary in asymmetric synthesis, enabling the formation of stereoselective carbon-carbon and carbon-heteroatom bonds. It is particularly valuable in the pharmaceutical industry for the synthesis of enantiomerically pure drugs and intermediates. The compound helps control the stereochemistry of reactions, improving the efficiency and selectivity of complex molecule assembly. Commonly employed in aldol reactions, alkylations, and Michael additions, it can be recycled after use, making it cost-effective for large-scale applications.