Used as a phase transfer catalyst in organic synthesis, particularly in reactions involving aqueous and organic solvent systems. Its polyether chain enables efficient solubilization of metal cations, making it valuable in catalyzing nucleophilic substitutions and oxidation reactions. Commonly applied in the synthesis of fine chemicals and pharmaceuticals where mild reaction conditions and high selectivity are required. Also employed in electrochemical applications due to its ability to stabilize charged intermediates and enhance electron transfer.