bis(trifluoromethylsulphonyl)methane
- Formula: C3H2F6O4S2
- Molecular weight: 280.166
- CAS Registry Number: 428-76-2
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Reaction thermochemistry data
Go To: Top, Gas phase ion energetics data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: John E. Bartmess
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Individual Reactions
C3HF6O4S2- + = C3H2F6O4S2
By formula: C3HF6O4S2- + H+ = C3H2F6O4S2
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrG° | 1258. ± 8.4 | kJ/mol | IMRE | Leito, Raamat, et al., 2009 | gas phase |
| ΔrG° | 1261. ± 8.4 | kJ/mol | IMRE | Koppel, Taft, et al., 1994 | gas phase; Per Leito, Raamat, et al., 2009, dGacid is likely too weak by up to 1.3 kcal/mol. |
Gas phase ion energetics data
Go To: Top, Reaction thermochemistry data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: John E. Bartmess
De-protonation reactions
C3HF6O4S2- + = C3H2F6O4S2
By formula: C3HF6O4S2- + H+ = C3H2F6O4S2
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrG° | 1258. ± 8.4 | kJ/mol | IMRE | Leito, Raamat, et al., 2009 | gas phase |
| ΔrG° | 1261. ± 8.4 | kJ/mol | IMRE | Koppel, Taft, et al., 1994 | gas phase; Per Leito, Raamat, et al., 2009, dGacid is likely too weak by up to 1.3 kcal/mol. |
References
Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Leito, Raamat, et al., 2009
Leito, I.; Raamat, E.; Kutt, A.; Saame, J.; Kipper, K.; Koppel, I.A.; Koppel, I.; Zhang, M.; Mishima, M.; Yagupolskii, L.M.; Garlyauskayte, R.Y.; Filatov, A.A.,
Revision of the Gas-Phase Acidity Scale below 300 kcal mol(-1),
J. Phys. Chem. A, 2009, 113, 29, 8421-8424, https://doi.org/10.1021/jp903780k
. [all data]
Koppel, Taft, et al., 1994
Koppel, I.A.; Taft, R.W.; Anvia, F.; Zhu, S.Z.; Hu, L.Q.; Sung, K.S.; Desmarteau, D.D.; Yagupolskii, L.M.,
The Gas-Phase Acidities of Very Strong Neutral Bronsted Acids,
J. Am. Chem. Soc., 1994, 116, 7, 3047, https://doi.org/10.1021/ja00086a038
. [all data]
Notes
Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, References
- Symbols used in this document:
ΔrG° Free energy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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