4-Fluoro-2-bromopyridine-5-boronic acid is primarily used in organic synthesis, particularly in cross-coupling reactions like the Suzuki-Miyaura reaction. This reaction is widely employed to form carbon-carbon bonds, making the compound valuable in the production of pharmaceuticals, agrochemicals, and advanced materials. Its boronic acid group acts as a key functional group for coupling with aryl or vinyl halides, while the fluorine and bromine substituents enhance its reactivity and selectivity. Additionally, it serves as a building block in the development of complex molecules, especially in medicinal chemistry for drug discovery and development. Its unique structure allows for precise modifications, making it a versatile intermediate in synthetic chemistry.