Used primarily as a catalyst in organic synthesis, it facilitates various chemical reactions, including esterification and polymerization. In the manufacturing of dyes, it serves as an intermediate, helping to produce vibrant and stable colorants. It is also employed in the production of detergents and surfactants, enhancing their cleaning efficiency. Additionally, it finds use in the pharmaceutical industry for synthesizing certain drugs and active pharmaceutical ingredients. In water treatment, it acts as a dispersant to prevent scale formation and improve system performance. Its versatility makes it valuable across multiple industrial applications.