Vinyl phosphine
- Formula: C2H5P
- Molecular weight: 60.0349
- IUPAC Standard InChI: InChI=1S/C2H5P/c1-2-3/h2H,1,3H2
- IUPAC Standard InChIKey: SCESWTHQFQXGMV-UHFFFAOYSA-N
- CAS Registry Number: 58436-39-8
- Chemical structure:
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Gas phase ion energetics 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 as indicated in comments:
B - John E. Bartmess
LL - Sharon G. Lias and Joel F. Liebman
View reactions leading to C2H5P+ (ion structure unspecified)
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 8.8 | PE | Gonbeau, Lacombe, et al., 1988 | LL |
| 9.60 | PE | Gonbeau, Lacombe, et al., 1988 | Vertical value; LL |
De-protonation reactions
C2H4P- + =
By formula: C2H4P- + H+ = C2H5P
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 1508. ± 11. | kJ/mol | G+TS | Mo, Yanez, et al., 1999 | gas phase; B |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 1477. ± 9.6 | kJ/mol | IMRE | Mo, Yanez, et al., 1999 | gas phase; B |
References
Go To: Top, 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.
Gonbeau, Lacombe, et al., 1988
Gonbeau, D.; Lacombe, S.; Lasnes, M.; Ripoll, J.; Pfister-Guillouzo, G.,
Ethenylphosphine. Synthesis by flash-vacuum thermolysis and characterization by photoelectron spectroscopy,
J. Am. Chem. Soc., 1988, 110, 2730. [all data]
Mo, Yanez, et al., 1999
Mo, O.; Yanez, M.; Decouzon, M.; Gal, J.F.; Maria, P.C.; Guillemin, J.L.,
Gas-phase basicity and acidity trends in alpha,beta-unsaturated amines, phosphines, and arsines,
J. Am. Chem. Soc., 1999, 121, 19, 4653-4663, https://doi.org/10.1021/ja982657e
. [all data]
Notes
Go To: Top, 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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