4-Bromo-2-fluorobenzoic acid is primarily used as an intermediate in organic synthesis, particularly in the production of pharmaceuticals and agrochemicals. Its structure, featuring both bromine and fluorine substituents, makes it a versatile building block for creating more complex molecules. It is often employed in the development of active pharmaceutical ingredients (APIs), where the bromine and fluorine atoms can influence the biological activity and metabolic stability of the final compound. Additionally, it serves as a precursor in the synthesis of herbicides and pesticides, where its halogenated aromatic core contributes to the efficacy of these products. Its applications also extend to material science, where it can be used to modify polymers or create specialized organic compounds.