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Keywords:

  • desulfurization;
  • ionic liquids;
  • ions;
  • oxidation;
  • peroxides
Thumbnail image of graphical abstract

Task-specific ionic liquids, containing a carboxylic group attached to an imidazolium cation and associated with a highly stable and hydrophobic anion, generate a fluid that proves to be a successful alternative medium for the oxidative desulfurization of petroleum-based fuels, when used with hydrogen peroxide as an oxidative agent.