This chemical is primarily utilized in the field of bioconjugation and chemical biology. It serves as a valuable building block for the synthesis of peptides and proteins, enabling the introduction of azide functional groups into biomolecules. The azide group allows for efficient and selective modification through click chemistry, particularly in copper-catalyzed azide-alkyne cycloaddition (CuAAC) reactions. This makes it a key tool for labeling, imaging, and studying biological systems. Additionally, it is employed in the development of drug delivery systems, where its reactive azide group can be used to attach targeting moieties or therapeutic agents, enhancing specificity and efficacy. Its application also extends to material science, where it aids in the functionalization of surfaces and polymers for advanced biomedical applications.