Triethylphosphine
- Formula: C6H15P
- Molecular weight: 118.1571
- IUPAC Standard InChIKey: RXJKFRMDXUJTEX-UHFFFAOYSA-N
- CAS Registry Number: 554-70-1
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: Phosphine, triethyl-; Triethylphosphorus; (C2H5)3P; Phosphorus triethyl
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Phase change data
Go To: Top, Gas phase ion energetics data, Mass spectrum (electron ionization), 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: William E. Acree, Jr., James S. Chickos
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
9.15 | 306. | A | Stephenson and Malanowski, 1987 | Based on data from 291. to 402. K. See also Dykyj, 1972. |
Enthalpy of fusion
ΔfusH (kcal/mol) | Temperature (K) | Reference |
---|---|---|
2.565 | 188.2 | Sheiman, Kamelova, et al., 1999 |
Gas phase ion energetics data
Go To: Top, Phase change data, Mass spectrum (electron ionization), References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias
Data compiled as indicated in comments:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Proton affinity (review) | 235.3 | kcal/mol | N/A | Hunter and Lias, 1998 | HL |
Quantity | Value | Units | Method | Reference | Comment |
Gas basicity | 227.5 | kcal/mol | N/A | Hunter and Lias, 1998 | HL |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
7.6 | PE | Aue and Bowers, 1979 | LLK |
8.52 | PE | Yarbrough and Hall, 1978 | LLK |
8.0 | EI | Bogolyubov, Grishin, et al., 1969 | RDSH |
8.0 ± 0.3 | EI | Bogolyubov, Grishin, et al., 1969 | RDSH |
8.18 ± 0.05 | EI | Distefano, Innorta, et al., 1968 | RDSH |
8.27 ± 0.24 | EI | Wada and Kiser, 1964 | RDSH |
8.31 | PE | Weiner and Lattman, 1978 | Vertical value; LLK |
8.40 | PE | Cowley, Goodman, et al., 1977 | Vertical value; LLK |
Appearance energy determinations
Mass spectrum (electron ionization)
Go To: Top, Phase change data, 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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Spectrum
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Additional Data
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Owner | NIST Mass Spectrometry Data Center Collection (C) 2014 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | Chemical Concepts |
NIST MS number | 150379 |
References
Go To: Top, Phase change data, Gas phase ion energetics data, Mass spectrum (electron ionization), Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw,
Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2
. [all data]
Dykyj, 1972
Dykyj, J.,
Petrochemia, 1972, 12, 1, 13. [all data]
Sheiman, Kamelova, et al., 1999
Sheiman, M.S.; Kamelova, G.P.; Zelyaev, I.A.; Sheiman, V.M.,
Heat capacity and thermodynamic functions of triethyl phosphine,
Zh. Fiz. Khim., 1999, 73, 4, 598. [all data]
Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G.,
Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update,
J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018
. [all data]
Aue and Bowers, 1979
Aue, D.H.; Bowers, M.T.,
Chapter 9. Stabilities of positive ions from equilibrium gas phase basicity measurements
in Ions Chemistry,, ed. M.T. Bowers, 1979. [all data]
Yarbrough and Hall, 1978
Yarbrough, L.W., II; Hall, M.B.,
Photoelectron spectra of substituted chromium, molybdenum, and tungsten pentacarbonyls. Relative π-acceptor and σ-donor properties of various phosphorus ligands,
Inorg. Chem., 1978, 17, 2269. [all data]
Bogolyubov, Grishin, et al., 1969
Bogolyubov, G.M.; Grishin, N.N.; Petrov, A.A.,
Organic derivatives of group V and group VI elements. VIII.Mass spectra of phosphines and diphosphines,
Zh. Obshch. Khim., 1969, 39, 1808, In original 1772. [all data]
Distefano, Innorta, et al., 1968
Distefano, G.; Innorta, G.; Pignataro, S.; Foffani, A.,
Correlation between the ionization potentials of transition metal complexes and of the corresponding ligands,
J. Organometal. Chem., 1968, 14, 165. [all data]
Wada and Kiser, 1964
Wada, Y.; Kiser, R.W.,
A mass spectrometric study of some alkyl-substituted phosphines,
J. Phys. Chem., 1964, 68, 2290. [all data]
Weiner and Lattman, 1978
Weiner, M.A.; Lattman, M.,
Ultraviolet photoelectron spectra of some Cr(CO)5L complexes containing organosulfide and organophosphine ligands,
Inorg. Chem., 1978, 17, 1084. [all data]
Cowley, Goodman, et al., 1977
Cowley, A.H.; Goodman, D.W.; Kuebler, N.A.; Sanchez, M.; Verkade, J.G.,
Molecular photoelectron spectroscopic investigation of some caged phosphorus compounds and related acyclic species,
Inorg. Chem., 1977, 16, 854. [all data]
Grishin, Bogolyubov, et al., 1968
Grishin, N.N.; Bogolyubov, G.M.; Petrov, A.A.,
Compounds containing P-P bonds. IV.Massspectrometric investigation of phosphines. P-P bond energy in diphosphines,
Zh. Obshch. Khim., 1968, 38, 2683, In original 2595. [all data]
Notes
Go To: Top, Phase change data, Gas phase ion energetics data, Mass spectrum (electron ionization), References
- Symbols used in this document:
AE Appearance energy ΔfusH Enthalpy of fusion ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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