Used as a key intermediate in the synthesis of pharmaceutical compounds, particularly in the development of beta-lactam antibiotics and other bioactive molecules. Its azetidine core provides structural rigidity, enhancing metabolic stability in drug candidates. The BOC-protected amine allows for controlled deprotection and selective coupling in multi-step organic syntheses. Commonly employed in medicinal chemistry for constructing small molecule inhibitors and receptor modulators, especially in programs targeting CNS disorders and infectious diseases. Its hydrochloride salt form improves solubility and handling in aqueous and polar organic solvents.