4-Bromo-2-fluorobenzylamine hydrochloride is primarily used as a building block in organic synthesis, particularly in the pharmaceutical and agrochemical industries. It serves as a key intermediate for the development of various bioactive compounds, including potential drug candidates. The presence of both bromine and fluorine atoms in its structure allows for further functionalization, making it valuable in the design of molecules with specific biological activities. Additionally, it is utilized in research settings for the synthesis of complex organic molecules, where its unique properties enable the creation of diverse chemical structures.