4-Bromo-2-nitropyridine is primarily used as a versatile intermediate in organic synthesis. It plays a significant role in the development of pharmaceuticals, particularly in the synthesis of active pharmaceutical ingredients (APIs). Its structure allows for further functionalization, making it valuable in creating compounds with potential therapeutic properties. Additionally, it is employed in the production of agrochemicals, where it serves as a building block for pesticides and herbicides. In material science, this compound is utilized in the synthesis of advanced materials, including dyes and polymers, due to its reactive nitro and bromo groups. Its applications also extend to research and development, where it is used in the study of chemical reactions and the creation of novel organic compounds.