Phosphine, triphenyl-
- Formula: C18H15P
- Molecular weight: 262.2855
- IUPAC Standard InChIKey: RIOQSEWOXXDEQQ-UHFFFAOYSA-N
- CAS Registry Number: 603-35-0
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Triphenylphosphine; Triphenylphosphorus; Trifenylfosfin; Triphenylphosphide; Triphenylphosphane; Phosphorus triphenyl; NSC 10; NSC 215203; PP 360
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Condensed phase thermochemistry data
Go To: Top, Phase change 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: Eugene S. Domalski and Elizabeth D. Hearing
Constant pressure heat capacity of solid
Cp,solid (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
74.69 | 298.5 | Smith and Andrews, 1931 | T = 102 to 298 K. Value is unsmoothed experimental datum. |
Phase change data
Go To: Top, Condensed phase 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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tfus | 354.4 | K | N/A | Kirklin and Domalski, 1988 | Uncertainty assigned by TRC = 0.5 K; TRC |
Tfus | 353.7 | K | N/A | Forward, Bowden, et al., 1949 | Uncertainty assigned by TRC = 0.5 K; TRC |
Tfus | 350.4 | K | N/A | Smith and Andrews, 1931, 2 | Uncertainty assigned by TRC = 1. K; with mercury thermometer; TRC |
Tfus | 347.85 | K | N/A | Smith and Andrews, 1931, 2 | Uncertainty assigned by TRC = 0.5 K; with thermocouple; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔsubH° | 27.06 ± 0.72 | kcal/mol | N/A | Kirklin and Domalski, 1988, 2 | AC |
ΔsubH° | 23.0 ± 2.0 | kcal/mol | N/A | Pilcher and Skinner, 1983 | See also Bedford and Mortimer, 1960.; AC |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
17.0 | 498. | A | Stephenson and Malanowski, 1987 | Based on data from 483. to 660. K. See also Forward, Bowden, et al., 1949, 2.; AC |
21.8 ± 0.5 | 378. | TE,ME | De Kruif, Herman, et al., 1981 | Based on data from 364. to 392. K.; AC |
Enthalpy of sublimation
ΔsubH (kcal/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
26.10 ± 0.26 | 350. | Kirklin and Domalski, 1988, 2 | AC |
Enthalpy of fusion
ΔfusH (kcal/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
4.7060 | 354.4 | Kirklin and Domalski, 1988, 2 | DH |
4.706 | 354.4 | Acree, 1991 | AC |
Entropy of fusion
ΔfusS (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
13.28 | 354.4 | Kirklin and Domalski, 1988, 2 | DH |
References
Go To: Top, Condensed phase thermochemistry data, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Smith and Andrews, 1931
Smith, R.H.; Andrews, D.H.,
Thermal energy studies. II. Phenyl derivatives of metals,
J. Am. Chem. Soc., 1931, 53, 3661-3667. [all data]
Kirklin and Domalski, 1988
Kirklin, D.R.; Domalski, E.S.,
Enthalpies of combustion of triphenylphosphine and triphenylphosphine oxide,
J. Chem. Thermodyn., 1988, 20, 743. [all data]
Forward, Bowden, et al., 1949
Forward, M.V.; Bowden, S.T.; Jones, W.J.,
Physical Properties of Triphenyl Compounds of Group VB Elements,
J. Chem. Soc., 1949, 1949, 121-6. [all data]
Smith and Andrews, 1931, 2
Smith, R.H.; Andrews, D.H.,
Thermal Energy Studies II. Phenyl Derivatives of Metals,
J. Am. Chem. Soc., 1931, 53, 3661-7. [all data]
Kirklin and Domalski, 1988, 2
Kirklin, D.R.; Domalski, E.S.,
Enthalpies of combustion of triphenylphosphine and triphenylphosphine oxide,
J. Chem. Thermodynam., 1988, 20, 743-754. [all data]
Pilcher and Skinner, 1983
Pilcher, G.; Skinner, H.A.,
Thermochemistry of organometallic compounds, 1983, 43-90, https://doi.org/10.1002/9780470771686.ch2
. [all data]
Bedford and Mortimer, 1960
Bedford, A.F.; Mortimer, C.T.,
327. Heats of formation and bond energies. Part II. Triethyl phosphate, triphenylphosphine, and triphenylphosphine oxide,
J. Chem. Soc., 1960, 1622, https://doi.org/10.1039/jr9600001622
. [all data]
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]
Forward, Bowden, et al., 1949, 2
Forward, M.V.; Bowden, S.T.; Jones, W.J.,
S 26. Physical properties of triphenyl compounds of group V B elements,
J. Chem. Soc., 1949, S121, https://doi.org/10.1039/jr949000s121
. [all data]
De Kruif, Herman, et al., 1981
De Kruif, Kees G.; Herman, Johan M.; Van den Berg, Pieter J.,
Enthalpies of vaporization and vapor pressures of triphenyl-, tri(p-tolyl)- and tris(2-cyanoethyl)phosphines,
J. Chem. Eng. Data, 1981, 26, 4, 359-361, https://doi.org/10.1021/je00026a002
. [all data]
Acree, 1991
Acree, William E.,
Thermodynamic properties of organic compounds: enthalpy of fusion and melting point temperature compilation,
Thermochimica Acta, 1991, 189, 1, 37-56, https://doi.org/10.1016/0040-6031(91)87098-H
. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, References
- Symbols used in this document:
Cp,solid Constant pressure heat capacity of solid Tfus Fusion (melting) point ΔfusH Enthalpy of fusion ΔfusS Entropy of fusion ΔsubH Enthalpy of sublimation ΔsubH° Enthalpy of sublimation at standard conditions ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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