Used as a key intermediate in the synthesis of pharmaceutical agents, particularly in the development of selective serotonin reuptake inhibitors (SSRIs) and related central nervous system (CNS) active compounds. Its chiral piperazine backbone enables precise stereochemical control in drug design, enhancing potency and reducing off-target effects. Commonly employed in the preparation of antidepressants and anxiolytic drugs due to its ability to modulate neurotransmitter activity. Also utilized in research settings for the development of novel neuropharmaceuticals and in structure-activity relationship (SAR) studies to optimize drug candidates targeting monoamine transporters.