SEARCH Articles Figures Tables 1 -Butyl-3-methylimidazolium 1 -butyl-3-methylimidazolium tetrafluoroborate [BMIm 1- -3-methylimidazolium tetrafluoroborate 1- Butyl-3-methylimidazolium tetrafluoroborate ionic liquid[bmim Ionic liquid , l-Butyl-3-methylimidazolium tetrafluoroborate L-butyl-3-methylimidazolium tetrafluoroborate Methylimidazolium