supplementary material synthesis, characterization, and ... · environmental research laboratory,...
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10.1071/CH20153_AC
CSIRO 2021
Australian Journal of Chemistry 2021, 74(3), 165-172
Supplementary Material
Synthesis, Characterization, and Determination of Physical Properties of New Two-Protonic Acid Ionic Liquid and its Catalytic Application in the Esterification
Zohreh Shahnavaz,A Lia Zaharani,A Nader Ghaffari Khaligh,A,C Taraneh Mihankhah,B and Mohd Rafie JohanA ANanotechnology and Catalysis Research Center,3rd Floor, Block A, Institute of Postgraduate Studies, University of Malaya, 50603, Kuala Lumpur, Malaysia. BEnvironmental Research Laboratory, Department of Water and Environmental Engineering, School of Civil Engineering, Iran University of Science and Technology, 16765-163, Tehran, Iran.
CCorresponding author. Email: [email protected]
Figure S1. The product image of [TMDPH2][SO4] after reaction (left) and crystallization from methanol (right).
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Figure S2. 1H NMR of new ionic liquid in DMSO-d6.
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Figure S3. 1H NMR of new ionic liquid in D2O.
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Figure S4. 13C NMR of new ionic liquid in DMSO-d6.
Figure S5. 13C NMR of new ionic liquid in D2O.
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Figure S6. 1H,1H-COSY spectrum of new ionic liquid.
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Figure S7. 1H and 13C NMR of TMDP+SA at a ratio of 1:1 in DMSO-d6.
a
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b
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Figure S8. 1H NMR of TMDP+SA at a ratio of 1:1 in DMSO-d6 after adding 1.0 equivalent (a) and 2.0 equivalents (b) of sulfuric acid (98%) to the NMR tube.
a
b
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Figure S9. 1H NMR of sulfuric acid (98%) in DMSO-d6.
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12 Figure S10. FTIR of new ionic liquid (neat).
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Figure S11. ESI mass spectra of [TMDPH2][SO4] in positive ion (A) and negative ion (B) modes. A
B
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14 Figure S12. DSC of the new ionic liquid at nitrogen atmosphere.
Figure S13. TGA/DTA of the new ionic liquid at nitrogen atmosphere.