The Journal of Physical Chemistry B
Article
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13) Mirzaei, Y. R.; Twamley, B.; Shreeve, J. M. Syntheses of 1-Alkyl-
ASSOCIATED CONTENT
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1
,2,4-triazoles and the Formation of Quaternary 1-Alkyl-4-polyfluor-
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S
Supporting Information
oalkyl-1,2,4-triazolium Salts Leading to Ionic Liquids. J. Org. Chem.
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13
H and C NMR spectra for compounds 1f and 2a−g; reaction
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002, 67, 9340−9345.
yields and spectroscopic data for ionic liquids 2d−g; schematic
and description of the conductivity apparatus built in-house;
representative DSC and TGA thermograms for ionic liquids
(14) Meyer, D.; Strassner, T. 1,2,4-Triazole-Based Tunable Aryl/
Alkyl Ionic Liquids. J. Org. Chem. 2011, 76, 305−308.
(15) Daily, L. A.; Miller, K. M. Correlating Structure with Thermal
Properties for a Series of 1-Alkyl-4-methyl-1,2,4-triazolium Ionic
Liquids. J. Org. Chem. 2013, 78, 4196−4201.
2
2
a−g; plots of isothermal TGA experiments for ionic liquids
a−g; [bmim][NTf ] and activation energy and t plots. This
2
0.99
(16) Angell, C. A.; Anasari, Y.; Zhao, Z. Ionic Liquids: Past, Present,
and Future. Faraday Discuss. 2012, 154, 9−27.
(17) Xu, W.; Cooper, E. I.; Angell, C. A. Ionic Liquids: Ion
Mobilities, Glass Temperatures, and Fragilities. J. Phys. Chem. B 2003,
107, 6170−6178.
AUTHOR INFORMATION
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*
Corresponding Author
(18) Yoshizawa, M.; Xu, W.; Angell, C. A. Ionic Liquids by Proton
Transfer: Vapor Pressure, Conductivity, and the Relevance of ΔpK
a
from Aqueous Solutions. J. Am. Chem. Soc. 2003, 125, 15411−15419.
Notes
(19) MacFarlane, D. R.; Forsyth, M.; Izgorodina, E. I.; Abbott, A. P.;
The authors declare no competing financial interest.
Annat, G.; Fraser, K. On the Concept of Ionicity in Ionic Liquids. Phys.
Chem. Chem. Phys. 2009, 11, 4962−4967.
ACKNOWLEDGMENTS
(20) Ueno, K.; Tokuda, H.; Watanabe, M. Ionicity in Ionic Liquids:
Correlation with Ionic Structure and Physicochemical Properties. Phys.
Chem. Chem. Phys. 2010, 12, 1649−1658.
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Financial support for this project was provided by the
Petroleum Research Fund of the American Chemical Society
PRF Grant 53097-UNI7) and the Department of Chemistry at
(21) Lee, S.-Y.; Ueno, K.; Angell, C. A. Lithium Salt Solutions in
(
Mixed Sulfone and Slone-Carbonate Solvents: A Walden Plot Analysis
Murray State University, KY. The authors thank Dr. R. Daniel
Johnson (Department of Chemistry, Murray State University)
for his assistance in the acquisition and interpretation of the
conductivity data. All thermal measurements (DSC and TGA)
were conducted in the Polymer and Materials Characterization
Laboratory at Murray State University.
of the Maximally Conductive Compositions. J. Phys. Chem. C 2012,
1
16, 23915−23920.
(22) Walden, P. U
III. Teil: Innere Reibung und deren Zusammenhang mit dem
Leitvermogen. Z. Phys. Chem. 1906, 55, 207−246.
23) Schreiner, C.; Zugmann, S.; Hartl, R.; Gores, H. J. Fractional
̈
̈
ber Organische Logsungs-und Ionisierungsmittel.
̈
(
Walden Rule for Ionic Liquids: Examples from Recent Measurements
and a Critique of the So-Called Ideal KCl Line for the Walden Plot. J.
Chem. Eng. Data 2010, 55, 1784−1788.
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dx.doi.org/10.1021/jp505592t | J. Phys. Chem. B 2014, 118, 9944−9951