Used as a key intermediate in the synthesis of pharmaceuticals, particularly in the development of central nervous system (CNS) agents. Its structure allows for selective modification, making it valuable in creating bioactive molecules with improved metabolic stability and binding affinity. Commonly employed in the preparation of drug candidates targeting neurological disorders, including antidepressants and antipsychotics. The tert-butyl ester group facilitates protection during multi-step syntheses, enabling controlled deprotection and further functionalization. Also utilized in medicinal chemistry research for building piperidine-based scaffolds that enhance blood-brain barrier penetration.