Used as an intermediate in the synthesis of pharmaceuticals, particularly in the production of local anesthetics and antihistamines. Serves as a building block for catalysts and surfactants in industrial applications. Employed in the formulation of corrosion inhibitors for metal protection in cooling systems. Acts as a pH regulator and emulsifier in some cosmetic and personal care products. Also utilized in the preparation of quaternary ammonium compounds for biocides and disinfectants. Additionally, it functions as an absorbent for acid gases such as sulfur dioxide and carbon dioxide in industrial gas purification and emission control systems.