Used as a key intermediate in organic synthesis, particularly in the preparation of heterocyclic compounds and pharmaceuticals. Its azide and hydrazine functional groups allow participation in click chemistry reactions, such as copper-catalyzed azide-alkyne cycloaddition (CuAAC), enabling efficient construction of triazole derivatives for drug discovery. Also employed in the development of photoaffinity probes to study biological interactions, where the azide group generates reactive nitrenes upon UV irradiation, forming covalent bonds with nearby biomolecules. Additionally, it serves in the synthesis of dyes, agrochemicals, and functional materials due to its ability to undergo cycloadditions and condensation reactions.