Used as an intermediate in the synthesis of biologically active compounds, particularly in the development of pharmaceuticals. Its structure supports peptide coupling and modification, making it valuable in creating peptidomimetics and targeted drug molecules. The presence of the alkyne group allows for use in click chemistry reactions, especially copper-catalyzed azide-alkyne cycloaddition (CuAAC), enabling efficient conjugation in drug discovery and bioconjugation applications. The Boc-protected amine ensures controlled deprotection and stepwise synthesis in solid-phase or solution-phase peptide assembly. Commonly applied in research settings for building blocks in protease inhibitors or receptor modulators.