This compound is primarily used in organic synthesis as a building block or intermediate for the development of more complex molecules. Its spirocyclic structure makes it valuable in medicinal chemistry, particularly in the design of drug candidates targeting various biological pathways. The tert-butyl ester group provides stability and facilitates further chemical modifications, while the hydrochloride salt form enhances its solubility and handling properties. It is often employed in the synthesis of peptidomimetics and other bioactive compounds, contributing to research in drug discovery and development.