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1-Butyl-3-methylimidazolium octyl sulphate - is a halogen-free ionic liquid.
BI-0265 (OTTO) 1-Butyl-3-methylimidazolium octyl sulphate, ≥95% (HPLC) Cas 445473-58-5 - used as a solvent during the hydroformylation of 1-octene to form nonanals in the presence of a rhodium catalyst.