Hydrazobenzene is primarily used as an intermediate in the synthesis of various organic compounds, particularly in the production of dyes and pigments. It plays a crucial role in the manufacturing of azo dyes, which are widely used in the textile, paper, and leather industries due to their vibrant colors and stability. Additionally, hydrazobenzene is utilized in the preparation of pharmaceuticals, where it serves as a building block for the synthesis of active pharmaceutical ingredients (APIs). It is also employed in the reduction process to convert nitrobenzene to aniline, an important reaction in the chemical industry. In research and development, it is employed in organic synthesis to create complex molecules for further study. Its applications also extend to the field of polymer chemistry, where it is used in the production of certain polymers and resins.