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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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
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.
Individual Reactions
C2H4P- + =
By formula: C2H4P- + H+ = C2H5P
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 360.5 ± 2.6 | kcal/mol | G+TS | Mo, Yanez, et al., 1999 | gas phase |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 353.0 ± 2.3 | kcal/mol | IMRE | Mo, Yanez, et al., 1999 | gas phase |
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 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° | 360.5 ± 2.6 | kcal/mol | G+TS | Mo, Yanez, et al., 1999 | gas phase; B |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 353.0 ± 2.3 | kcal/mol | IMRE | Mo, Yanez, et al., 1999 | gas phase; B |
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.
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]
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]
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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