Used as a key chiral intermediate in the synthesis of pharmaceutical compounds, particularly in the development of protease inhibitors and other bioactive molecules. Its stereochemistry allows for selective reactions in asymmetric synthesis, making it valuable in constructing complex drug scaffolds. Commonly employed in medicinal chemistry for building blocks in APIs where precise 3D orientation is critical for biological activity. Also utilized in research settings for the preparation of peptide mimetics and cyclic derivatives due to its stable morpholine core and functional handles for further derivatization.