Used as an intermediate in the synthesis of pharmaceutical compounds, particularly in the development of protease inhibitors and other biologically active molecules. Its chiral structure makes it valuable in asymmetric synthesis, where stereochemical control is critical for drug efficacy. Commonly employed in peptide mimetics and peptidomimetic drug design to enhance metabolic stability and bioavailability. Also utilized in research settings for constructing complex organic molecules requiring protected amine functionalities with defined stereochemistry.