Phenol, pentafluoro-
- Formula: C6HF5O
- Molecular weight: 184.0636
- IUPAC Standard InChIKey: XBNGYFFABRKICK-UHFFFAOYSA-N
- CAS Registry Number: 771-61-9
- 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: Pentafluorophenol; C6F5OH; 2,3,4,5,6-Pentafluorophenol
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Gas phase thermochemistry data
Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | -228.8 ± 0.48 | kcal/mol | Ccr | Cox, Gundry, et al., 1969 |
Condensed phase thermochemistry 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:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°solid | -244.86 ± 0.48 | kcal/mol | Ccr | Cox, Gundry, et al., 1969 | ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°solid | -567.57 ± 0.48 | kcal/mol | Ccr | Cox, Gundry, et al., 1969 | ALS |
Quantity | Value | Units | Method | Reference | Comment |
S°solid,1 bar | 58.040 | cal/mol*K | N/A | Paukov, Lavrent'eva, et al., 1969 | crystaline, I phase; DH |
S°solid,1 bar | 54.28 | cal/mol*K | N/A | Andon, Counsell, et al., 1968 | crystaline, I phase; DH |
Constant pressure heat capacity of solid
Cp,solid (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
62.299 | 298.15 | Paukov, Lavrent'eva, et al., 1969 | crystaline, I phase; T = 12 to 329 K.; DH |
48.11 | 298.15 | Andon, Counsell, et al., 1968 | crystaline, I phase; T = 12 to 377 K.; DH |
Phase change 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:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing
CAL - James S. Chickos, William E. Acree, Jr., Joel F. Liebman, Students of Chem 202 (Introduction to the Literature of Chemistry), University of Missouri -- St. Louis
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 416. | K | N/A | Farchan Laboratories, 1990 | BS |
Tboil | 416. | K | N/A | PCR Inc., 1990 | BS |
Tboil | 416.2 | K | N/A | Weast and Grasselli, 1989 | BS |
Quantity | Value | Units | Method | Reference | Comment |
Ttriple | 305.18 | K | N/A | Paukov, Lavrent'eva, et al., 1969, 2 | Crystal phase 1 phase; Uncertainty assigned by TRC = 0.02 K; TRC |
Ttriple | 310.62 | K | N/A | Andon, Counsell, et al., 1968, 2 | Crystal phase 1 phase; Uncertainty assigned by TRC = 0.02 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Tc | 605. | K | N/A | Steele, Chirico, et al., 1997 | Uncertainty assigned by TRC = 5. K; TRC |
Tc | 609. | K | N/A | Hales and Townsend, 1974 | Uncertainty assigned by TRC = 6.08 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Pc | 37.50 | atm | N/A | Steele, Chirico, et al., 1997 | Uncertainty assigned by TRC = 2.96 atm; derived from fit of obs. vapor pressure; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ρc | 2.90 | mol/l | N/A | Steele, Chirico, et al., 1997 | Uncertainty assigned by TRC = 0.14 mol/l; TRC |
ρc | 2.87 | mol/l | N/A | Hales and Townsend, 1974 | Uncertainty assigned by TRC = 0.0287 mol/l; Liquid density determined by magnetically balanced float up to 490 K, see J.L.Hales, 1970-128. Critical D by equation due to Riedel.; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 12.5 ± 0.1 | kcal/mol | EB | Steele, Chirico, et al., 1997, 2 | Based on data from 323. to 455. K.; AC |
Quantity | Value | Units | Method | Reference | Comment |
ΔsubH° | 16.1 ± 0.38 | kcal/mol | V | Cox, Gundry, et al., 1969 | ALS |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
10.6 | 393. | A | Stephenson and Malanowski, 1987 | Based on data from 378. to 428. K. See also Ambrose, 1968.; AC |
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (atm)
T = temperature (K)
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Temperature (K) | A | B | C | Reference | Comment |
---|---|---|---|---|---|
378.60 to 428.11 | 4.18242 | 1377.38 | -89.447 | Ambrose, 1968, 2 | Coefficents calculated by NIST from author's data. |
Enthalpy of sublimation
ΔsubH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
16.1 ± 0.41 | 273. to 299. | GS | Cox, Gundry, et al., 1969 | See also Cox and Pilcher, 1970.; AC |
Enthalpy of fusion
ΔfusH (kcal/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
3.0700 | 305.18 | Paukov, Lavrent'eva, et al., 1969 | DH |
3.922 | 310.6 | Andon, Counsell, et al., 1968, 3 | AC |
Entropy of fusion
ΔfusS (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
10.06 | 305.18 | Paukov, Lavrent'eva, et al., 1969 | DH |
Entropy of fusion
ΔfusS (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
0.966 | 287. | Andon, Counsell, et al., 1968, 4 | CAL |
12.63 | 310.6 |
Enthalpy of phase transition
ΔHtrs (kcal/mol) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
---|---|---|---|---|---|
0.35500 | 248.15 | crystaline, II | crystaline, I | Paukov, Lavrent'eva, et al., 1969 | DH |
0.2710 | 287. | crystaline, II | crystaline, I | Andon, Counsell, et al., 1968 | DH |
3.9221 | 310.62 | crystaline, I | liquid | Andon, Counsell, et al., 1968 | DH |
Entropy of phase transition
ΔStrs (cal/mol*K) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
---|---|---|---|---|---|
1.43 | 248.15 | crystaline, II | crystaline, I | Paukov, Lavrent'eva, et al., 1969 | DH |
0.944 | 287. | crystaline, II | crystaline, I | Andon, Counsell, et al., 1968 | DH |
12.62 | 310.62 | crystaline, I | liquid | Andon, Counsell, et al., 1968 | DH |
Gas phase ion energetics data
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, 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
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
9.20 ± 0.02 | PE | Maier and Turner, 1973 | LLK |
9.37 ± 0.02 | PE | Maier, Marthaler, et al., 1980 | Vertical value; LLK |
De-protonation reactions
C6F5O- + =
By formula: C6F5O- + H+ = C6HF5O
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 328.0 ± 2.2 | kcal/mol | G+TS | Koppel, Taft, et al., 1994 | gas phase; B |
ΔrH° | <389.5 ± 2.7 | kcal/mol | Acid | Briscese and Riveros, 1975 | gas phase; HO- + C6F6 -> , acidity probably ca. 320 kcal; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 320.8 ± 2.0 | kcal/mol | IMRE | Koppel, Taft, et al., 1994 | gas phase; B |
IR Spectrum
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Data compiled by: Coblentz Society, Inc.
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Mass spectrum (electron ionization)
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, IR Spectrum, UV/Visible spectrum, 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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Due to licensing restrictions, this spectrum cannot be downloaded.
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 | NIST Mass Spectrometry Data Center, 1998. |
NIST MS number | 291933 |
UV/Visible spectrum
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Spectrum
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Additional Data
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Source | (editor), 1967 |
---|---|
Owner | INEP CP RAS, NIST OSRD Collection (C) 2007 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
Origin | INSTITUTE OF ENERGY PROBLEMS OF CHEMICAL PHYSICS, RAS |
Source reference | RAS UV No. 18956 |
Instrument | SFD-2 |
Boiling point | 143.0 |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Cox, Gundry, et al., 1969
Cox, J.D.; Gundry, H.A.; Harrop, D.; Head, A.J.,
Thermodynamic properties of fluorine compounds. 9. Enthalpies of formation of some compounds containing the pentafluorophenyl group,
J. Chem. Thermodyn., 1969, 1, 77-87. [all data]
Paukov, Lavrent'eva, et al., 1969
Paukov, I.E.; Lavrent'eva, M.N.; Anisimov, M.P.,
Heat capacity, phase transitions, entropy, and enthalpy of pentafluorophenol at low temperatures,
Zhur. Fiz. Khim., 1969, 43, 785-787. [all data]
Andon, Counsell, et al., 1968
Andon, R.J.L.; Counsell, J.F.; Hales, J.L.; Lees, E.B.; Martin, J.F.,
Thermodynamic properties of fluorine compounds. Part VII. Heat capacity and entropy of pentafluorochelorobenzene and pentafluorophenol,
J. Chem. Soc. A, 1968, 2357-2361. [all data]
Farchan Laboratories, 1990
Farchan Laboratories,
Research Chemicals Catalog, Farchan Laboratories, Gainesville, FL, 1990, 91. [all data]
PCR Inc., 1990
PCR Inc.,
Research Chemicals Catalog 1990-1991, PCR Inc., Gainesville, FL, 1990, 1. [all data]
Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]
Paukov, Lavrent'eva, et al., 1969, 2
Paukov, I.E.; Lavrent'eva, M.N.; Anisimov, M.P.,
Heat capacity, phase transition, entropy, and enthalpy of pentafluorophenol at low temperatures.,
Zh. Fiz. Khim., 1969, 43, 785. [all data]
Andon, Counsell, et al., 1968, 2
Andon, R.J.L.; Counsell, J.F.; Hales, J.L.; Lees, E.B.; Martin, J.F.,
Thermodynamic properties of fluorine compounds: vii heat capacity and entropy of pentafluorochlorobenzene and pentafluorophenol,
J. Chem. Soc. A, 1968, 1968, 2357-61. [all data]
Steele, Chirico, et al., 1997
Steele, W.V.; Chirico, R.D.; Knipmeyer, S.E.; Nguyen, A.,
Vapor Pressure, Heat Capacity, and Density along the Saturated Line, Measurements for Dimethyl Isophthalate, Dimethyl Carbonate, 1,3,5-Trimethyl benzene, Pentafluorophenol, 4-tert-Butylcatechol, .alp,
J. Chem. Eng. Data, 1997, 42, 1008-20. [all data]
Hales and Townsend, 1974
Hales, J.L.; Townsend, R.,
Liquid Densities from 293 to 490 K of Eight Fluorinated Aromatic Comp.,
J. Chem. Thermodyn., 1974, 6, 111-6. [all data]
Steele, Chirico, et al., 1997, 2
Steele, W.V.; Chirico, R.D.; Knipmeyer, S.E.; Nguyen, A.,
Vapor Pressure, Heat Capacity, and Density along the Saturation Line, Measurements for Dimethyl Isophthalate, Dimethyl Carbonate, 1,3,5-Triethylbenzene, Pentafluorophenol, 4- tert -Butylcatechol, α-Methylstyrene, and N , N '-Bis(2-hydroxyethyl)ethylenediamine,
J. Chem. Eng. Data, 1997, 42, 6, 1008-1020, https://doi.org/10.1021/je970102d
. [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]
Ambrose, 1968
Ambrose, D.,
Thermodynamic properties of fluorine compounds. Part V. Vapour pressures of pentafluorobenzene, chloropentafluorobenzene, 2,3,4,5,6-pentafluorotoluene, and pentafluorophenol,
J. Chem. Soc., A, 1968, 1381, https://doi.org/10.1039/j19680001381
. [all data]
Ambrose, 1968, 2
Ambrose, D.,
Thermodynamic Properties of Fluorine Compounds. Part V. Vapour Pressures of Pentafluorobenzene, Chloropentafluorobenzene, 2,3,4,5,6-Pentafluorotoluene, and Pentafluorophenol,
J. Chem. Soc. A:, 1968, 1381-1383, https://doi.org/10.1039/j19680001381
. [all data]
Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G.,
Thermochemistry of Organic and Organometallic Compounds, Academic Press Inc., London, 1970, 643. [all data]
Andon, Counsell, et al., 1968, 3
Andon, R.J.L.; Counsell, J.F.; Hales, J.L.; Lees, E.B.; Martin, J.F.,
Thermodynamic properties of fluorine compounds. Part VII. Heat capacity and entropy of pentafluorochlorobenzene and pentafluorophenol,
J. Chem. Soc., A, 1968, 2357, https://doi.org/10.1039/j19680002357
. [all data]
Andon, Counsell, et al., 1968, 4
Andon, R.J.L.; Counsell, J.F.; Hales, J.L.; Lees, E.B.; Martin, J.F.,
J. Chem. Soc. Sect. A, 1968. [all data]
Maier and Turner, 1973
Maier, J.P.; Turner, D.W.,
Steric inhibition of resonance studied by molecular photoelectron spectroscopy Part 3. Anilines, Phenols and Related Compounds,
J. Chem. Soc. Faraday Trans. 2, 1973, 69, 521. [all data]
Maier, Marthaler, et al., 1980
Maier, J.P.; Marthaler, O.; Mohraz, M.,
Emission spectra of the cations of some fluorosubstituted phenols in the gaseous phase,
J. Electron Spectrosc. Relat. Phenom., 1980, 19, 11. [all data]
Koppel, Taft, et al., 1994
Koppel, I.A.; Taft, R.W.; Anvia, F.; Zhu, S.Z.; Hu, L.Q.; Sung, K.S.; Desmarteau, D.D.; Yagupolskii, L.M.,
The Gas-Phase Acidities of Very Strong Neutral Bronsted Acids,
J. Am. Chem. Soc., 1994, 116, 7, 3047, https://doi.org/10.1021/ja00086a038
. [all data]
Briscese and Riveros, 1975
Briscese, S.M.J.; Riveros, J.M.,
Gas phase nucleophilic reactions of aromatic systems,
J. Am. Chem. Soc., 1975, 97, 230. [all data]
(editor), 1967
(editor), Koptyug V.A.,
Atlas of Spectra of Aromatic and Heterocyclic Compounds, 1967, 1, 127. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, References
- Symbols used in this document:
Cp,solid Constant pressure heat capacity of solid Pc Critical pressure S°solid,1 bar Entropy of solid at standard conditions (1 bar) Tboil Boiling point Tc Critical temperature Ttriple Triple point temperature ΔHtrs Enthalpy of phase transition ΔStrs Entropy of phase transition ΔcH°solid Enthalpy of combustion of solid at standard conditions ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfH°solid Enthalpy of formation of solid at standard conditions ΔfusH Enthalpy of fusion ΔfusS Entropy of fusion ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions ΔsubH Enthalpy of sublimation ΔsubH° Enthalpy of sublimation at standard conditions ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions ρc Critical density - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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