Reorientational dynamics of charged and neutral solutes in 1-alkyl-3-methylimidazoilum bis(trifluoromethylsulfonyl)imide ionic liquids: Realization of ionic component of hydrogen bond

Figure showing similar solute-solvent interaction of MPTS in the [EMIM][Tf2N] and its C2-methylated analogue [2,3-DMIM][Tf2N] (depicted by Crot(avg.)).50