Used in biochemical research as a precursor or intermediate in the synthesis of neurotransmitter analogs, particularly those related to dopamine and catecholamine pathways. It serves as a building block in the development of compounds for studying neurological disorders and brain function. Also employed in the preparation of fluorescent probes and labeling agents due to its reactivity and structural compatibility with biomolecules. Its presence in synthetic routes enhances the stability and bioavailability of active pharmaceutical ingredients in drug design.