1,2,3-triphenyl-cyclopropenide anion
- Formula: C21H15-
- Molecular weight: 267.3443
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Reaction thermochemistry data
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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
C21H15- + =
By formula: C21H15- + H+ = C21H16
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 385.4 ± 5.1 | kcal/mol | G+TS | Bartmess, Kester, et al., 1986 | gas phase; Between H2O, MeOH |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 377.0 ± 5.0 | kcal/mol | IMRB | Bartmess, Kester, et al., 1986 | gas phase; Between H2O, MeOH |
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
Electron affinity of neutral species
| EAneutral (eV) | Method | Reference | Comment |
|---|---|---|---|
| 0.57 ± 0.24 | D-EA | Bartmess, Kester, et al., 1986 | Between H2O, MeOH |
Protonation reactions
C21H15- + =
By formula: C21H15- + H+ = C21H16
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 385.4 ± 5.1 | kcal/mol | G+TS | Bartmess, Kester, et al., 1986 | gas phase; Between H2O, MeOH |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 377.0 ± 5.0 | kcal/mol | IMRB | Bartmess, Kester, et al., 1986 | gas phase; Between H2O, MeOH |
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.
Bartmess, Kester, et al., 1986
Bartmess, J.E.; Kester, J.; Borden, W.T.; Köser, H.G.,
Triphenylcyclopropenide Anion in the Gas Phase,
Tetrahed. Lett., 1986, 27, 49, 5931, https://doi.org/10.1016/S0040-4039(00)85365-4
. [all data]
Notes
Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, References
- Symbols used in this document:
EAneutral Electron affinity of neutral species ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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