Used in the synthesis of pharmaceutical compounds, particularly in the production of antihistamines and other therapeutic agents. It serves as a key intermediate in organic synthesis, enabling the creation of complex molecules. Also employed in the development of dyes and pigments due to its reactive amino and hydroxyl groups. In research, it is utilized for studying biochemical pathways and drug interactions. Additionally, it finds application in the preparation of polymers and resins, contributing to material science advancements.