Used primarily as an intermediate in the synthesis of pharmaceuticals and agrochemicals. It serves as a building block in the preparation of heterocyclic compounds, particularly in the development of certain anticonvulsant and antidepressant agents. Its hydrazine functionality allows for cyclization reactions, enabling the formation of pyrazoline and indazole derivatives, which are common scaffolds in medicinal chemistry. Also employed in research settings for the design of novel bioactive molecules and in the optimization of synthetic routes requiring selective nitrogen-containing precursors.