Used as a key intermediate in the synthesis of pharmaceutical agents, particularly in the development of kinase inhibitors and neuroactive compounds. Its spirocyclic structure provides structural rigidity that enhances selectivity and binding affinity in drug candidates. Commonly employed in medicinal chemistry for constructing complex heterocyclic systems found in serotonin receptor modulators and anti-inflammatory agents. The Boc-protected amine allows for controlled deprotection and further functionalization in multi-step syntheses, making it valuable in the preparation of bioactive molecules and library compounds for high-throughput screening.