4-Chloro-2-fluoronitrobenzene is primarily used as an intermediate in the synthesis of various pharmaceuticals and agrochemicals. Its unique structure allows it to be a key building block in the production of compounds with biological activity. In the pharmaceutical industry, it is often utilized in the development of drugs targeting specific diseases, particularly those requiring halogenated aromatic compounds. Additionally, it plays a role in the creation of herbicides and pesticides, where its nitro and halogen groups contribute to the effectiveness of these products. Its reactivity also makes it valuable in organic synthesis for constructing complex molecules in research and industrial applications.