2,3-Dichloro-4-nitropyridine is primarily used as an intermediate in the synthesis of various pharmaceuticals and agrochemicals. Its structure allows for further functionalization, making it valuable in the development of compounds with biological activity. It is often employed in the production of herbicides, where its derivatives can effectively target and inhibit specific plant growth processes. Additionally, it serves as a building block in the creation of complex molecules for medicinal chemistry, particularly in the design of drugs targeting infectious diseases or cancer. Its nitro and chloro groups provide reactive sites for chemical modifications, enabling the creation of diverse derivatives with potential applications in drug discovery and development.