Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
166110 | Chinese Journal of Chemical Engineering | 2010 | 5 Pages |
Abstract
Ionic liquid 1-methyl-3-(3-sulfopropyl)-imidazolium hydrogen sulfate ([C3SO3HMIM][HSO4]) was synthesized and characterized by infrared spectroscopy (IR), nuclear magnetic resonance (1H and 13C NMR) and ultraviolet-visible (UV-Vis) spectra. Its thermal stability was also examined by thermogravimetric analysis (TGA) and a differential scanning calorimeter (DSC). The mole fraction solubilities of [C3SO3HMIM][HSO4]) in 12 selected solvents (n-pentane, n-hexane, n-heptane, benzene, toluene, ethylbenzene, acetone, 2-butanone, 3-methyl-2-butanone, tetrahydrofuran, ethyl acetate and dichloromethane) in the temperature range from 289.15 to 363.15 K were measured using a static analytical method and correlated with an empirical equation.
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