It is used as an ionic liquid solvent and reaction medium for organic synthesis catalysis electrochemistry biomass processing extraction and separation processes polymer synthesis nanomaterial preparation analytical chemistry electrolyte formulations for batteries and supercapacitors and as a green solvent in pharmaceutical chemical and materials science research.

1-Ethyl-3-methylimidazolium ethyl sulfate (PurReagent 99%) is used as an ionic liquid solvent and electrolyte in chemical synthesis electrochemistry catalysis biomass processing and materials research.

1-Ethyl-3-methylimidazolium ethyl sulfate (EMIM EtSO) is an ionic liquid made up of an imidazolium cation and an ethyl sulfate anion known for its low volatility non-flammability and good thermal stability.