Used as an intermediate in pharmaceutical synthesis, particularly in the development of bioactive molecules and drug candidates. Its structure allows for the introduction of piperazine moieties, which are common in medicinal chemistry due to their favorable pharmacokinetic properties and ability to enhance solubility and binding affinity. Commonly employed in the preparation of kinase inhibitors, CNS-active agents, and receptor modulators. The tert-butyl carbamate (Boc) group provides protection for the piperazine nitrogen during synthetic transformations, enabling selective reactions and improved stability. Also utilized in the construction of libraries for high-throughput screening in drug discovery.