In the last 20 years, ionic liquids (ILs) have attracted growing interest as fluids for a broad range of applications, including catalysis,[1] electrochemistry,[2] separation technologies,[3] molecular materials,[4] or performance chemicals.[5] The main part of this research has been carried out using ILs based on 1, 3-dialkylimidazolium cations. This is due to the particularly attractive physicochemical properties (eg melting points, viscosities, thermal ...