Used primarily as a curing agent in the production of epoxy resins, enhancing their mechanical and thermal properties. It is also employed in the synthesis of pharmaceuticals, particularly in the creation of antimalarial drugs and other therapeutic compounds. In the agricultural sector, it serves as an intermediate in the production of herbicides and fungicides. Additionally, it finds application in the textile industry as a dye fixative, improving the colorfastness of fabrics. Its chelating properties make it useful in water treatment processes to remove heavy metals from industrial wastewater.