Used as a key intermediate in the synthesis of pharmaceuticals, particularly in the development of active pharmaceutical ingredients (APIs) for drugs targeting central nervous system disorders and antimicrobial agents. Its structure supports the construction of complex molecules where a protected piperazine ring is required, enabling controlled reactivity during multi-step syntheses. Commonly employed in medicinal chemistry for modifying solubility and bioavailability of drug candidates. Also utilized in the preparation of kinase inhibitors and other biologically active compounds in research settings.