Widely used in organic synthesis, especially in the pharmaceutical industry, as a protected building block for constructing complex molecules. The Boc (tert-butoxycarbonyl) group provides temporary protection of the secondary amine, allowing selective reactions at other functional sites. It is commonly employed in peptide synthesis and the development of active pharmaceutical ingredients (APIs), where controlled amine reactivity is essential. Its piperazine core is a common motif in drug design, contributing to improved solubility and bioavailability. This compound facilitates the synthesis of kinase inhibitors, antiviral agents, and central nervous system drugs.