Used as a chiral auxiliary in asymmetric synthesis, particularly in the preparation of enantiomerically pure compounds. It serves as a key intermediate in the pharmaceutical industry for the synthesis of beta-lactam antibiotics and other bioactive molecules. Its cyclic structure and stereochemistry help control the outcome of stereoselective reactions, improving yield and enantiomeric excess. Also employed in the development of peptidomimetics and enzyme inhibitors due to its structural similarity to proline. Commonly utilized in research settings for exploring new synthetic routes in medicinal chemistry.