Used as a chiral intermediate in the synthesis of pharmaceuticals, particularly in the development of active pharmaceutical ingredients (APIs) requiring enantiomeric purity. Its structure allows for selective binding and improved biological activity in certain drug candidates, especially in central nervous system agents and cardiovascular drugs. Commonly employed in asymmetric synthesis due to the presence of a stereogenic center, enabling the production of optically active compounds. The hydrochloride salt form enhances stability and crystallinity, facilitating handling and purification during manufacturing processes.