Trihexyltetradecylphosphonium bis(2,4,4-trimethylpentyl)phosphinate is a phosphonium-based ionic liquid. It can be prepared by reacting trihexyl(tetradecyl)-phosphonium chloride with bis(2,4,4-trimethylpentyl)phosphinic acid in the presence of a base.
TI-0190 (OTTO) Trihexyltetradecylphosphonium bis(2,4,4-trimethylpentyl)phosphinate, 90% Cas 465527-59-7 - used as an extractant for the removal of dibenzothiophene from liquid fuels via extractive desulfurization (EDS).