Benzyl 6-azaspiro[2.5]octane-6-carboxylate is primarily utilized in organic synthesis as a versatile intermediate. Its unique spirocyclic structure makes it valuable in the development of complex molecules, particularly in pharmaceutical research. It is often employed in the synthesis of biologically active compounds, including potential drug candidates targeting neurological disorders. The compound’s reactivity allows for modifications at specific sites, enabling the creation of diverse derivatives for medicinal chemistry studies. Additionally, it serves as a building block in the preparation of peptidomimetics and other bioactive molecules, contributing to advancements in drug discovery and development.