English alias:1-Methyl-3-(4-sulfobutyl)imidazolium Bis(trifluoromethanesulfonyl)imide;1-Methyl-3-(4-sulfobutyl)-1H-imidazol-3-ium bis((trifluoromethyl)sulfonyl)amide;Bis(trifluoromethylsulfonyl)azanide;4-(3-methylimidazol-3-ium-1-yl)butane-1-sulfonic acid