Used as an intermediate in the synthesis of pharmaceutical compounds, particularly in the development of active pharmaceutical ingredients (APIs) that target central nervous system disorders. Its structure supports the creation of complex piperazine-based molecules, which are common in antipsychotic, antidepressant, and antihistamine drugs. The nitrophenyl group allows for further chemical modifications, making it valuable in medicinal chemistry for building drug candidates. Also employed in research settings for designing novel bioactive molecules and in structure-activity relationship (SAR) studies to optimize drug potency and selectivity.