Used as an effective extractant in hydrometallurgy for the separation and purification of rare earth elements and precious metals such as gold, palladium, and platinum. It selectively binds to metal ions in acidic solutions, making it valuable in solvent extraction processes. Commonly employed in recycling electronic waste and processing metal ores. Also utilized as a phase-transfer catalyst and stabilizing agent in nanomaterial synthesis, particularly in the production of semiconductor quantum dots. Its high lipophilicity and thermal stability enhance performance in high-temperature and organic-phase reactions.