6-Boc-2-hydroxy-6-azaspiro[3.5]nonane is primarily used in organic synthesis as a key intermediate in the development of pharmaceuticals. Its unique spirocyclic structure makes it valuable for constructing complex molecules, particularly in the synthesis of bioactive compounds. It is often employed in the preparation of drugs targeting neurological disorders, where its azaspiro framework can mimic certain natural alkaloids. Additionally, the Boc (tert-butoxycarbonyl) protecting group in this compound allows for selective deprotection, enabling controlled reactions in multi-step synthetic processes. This chemical is also utilized in research for exploring new therapeutic agents due to its potential to enhance drug stability and bioavailability.