Used as an intermediate in the synthesis of pharmaceuticals, particularly in the development of active pharmaceutical ingredients (APIs) with central nervous system activity. It serves as a building block in the preparation of compounds exhibiting antipsychotic, antidepressant, or anxiolytic properties. Its structure allows for easy modification in multi-step organic syntheses, making it valuable in medicinal chemistry for creating piperazine-based drug candidates. Commonly employed in research and development settings for optimizing drug potency and selectivity.