Used in pharmaceutical synthesis as a chiral building block for active pharmaceutical ingredients (APIs), particularly in the development of central nervous system (CNS) agents. Its structure supports the creation of potent and selective receptor modulators due to the presence of functional groups in defined stereochemistry. Commonly employed in the preparation of neurologically active compounds, including those targeting pain, depression, and neurological disorders. The protected amine and hydroxyl groups allow for selective modifications during multi-step synthesis, making it valuable in medicinal chemistry for optimizing drug candidates.