CH2F
- Formula: CH2F
- Molecular weight: 33.0250
- CAS Registry Number: 35310-31-7
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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
CHF- + = CH2F
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 398.6 ± 1.5 | kcal/mol | G+TS | Born, Ingemann, et al., 1994 | gas phase; Between EtNH2 and Me2NH |
| ΔrH° | 394.3 ± 5.2 | kcal/mol | D-EA | Gilles, Ervin, et al., 1992 | gas phase; Triplet state of neutral: 14.9±0.4 kcal/mol higher than singlet |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 390.5 ± 1.4 | kcal/mol | IMRB | Born, Ingemann, et al., 1994 | gas phase; Between EtNH2 and Me2NH |
| ΔrG° | 386.2 ± 5.3 | kcal/mol | H-TS | Gilles, Ervin, et al., 1992 | gas phase; Triplet state of neutral: 14.9±0.4 kcal/mol higher than singlet |
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
View reactions leading to CH2F+ (ion structure unspecified)
De-protonation reactions
CHF- + = CH2F
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 398.6 ± 1.5 | kcal/mol | G+TS | Born, Ingemann, et al., 1994 | gas phase; Between EtNH2 and Me2NH |
| ΔrH° | 394.3 ± 5.2 | kcal/mol | D-EA | Gilles, Ervin, et al., 1992 | gas phase; Triplet state of neutral: 14.9±0.4 kcal/mol higher than singlet |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 390.5 ± 1.4 | kcal/mol | IMRB | Born, Ingemann, et al., 1994 | gas phase; Between EtNH2 and Me2NH |
| ΔrG° | 386.2 ± 5.3 | kcal/mol | H-TS | Gilles, Ervin, et al., 1992 | gas phase; Triplet state of neutral: 14.9±0.4 kcal/mol higher than singlet |
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.
Born, Ingemann, et al., 1994
Born, M.; Ingemann, S.; Nibbering, N.M.M.,
Heats of formation of mono-halogen-substituted carbenes. Stability and reactivity of CHX(center dot-) (X=F, Cl, Pr, and I) radical anions,
J. Am. Chem. Soc., 1994, 116, 16, 7210, https://doi.org/10.1021/ja00095a025
. [all data]
Gilles, Ervin, et al., 1992
Gilles, M.K.; Ervin, K.M.; Ho, J.; Lineberger, W.C.,
Negative Ion Photoelectron Spectroscopy of HCF-, HCCl-, HCBr-, and HCI- - Photoelectron Angular Distributions and Neutral Triplet Excitation,
J. Phys. Chem., 1992, 96, 3, 1130, https://doi.org/10.1021/j100182a021
. [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 ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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