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
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Other data available:
- Options:
Data at NIST subscription sites:
NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.
Phase change data
Go To: Top, 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:
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 | Crystal phase 1 phase; Uncertainty assigned by TRC = 0.02 K; TRC |
Ttriple | 310.62 | K | N/A | Andon, Counsell, et al., 1968 | 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 | 38.00 | bar | N/A | Steele, Chirico, et al., 1997 | Uncertainty assigned by TRC = 3.00 bar; 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° | 52.2 ± 0.4 | kJ/mol | EB | Steele, Chirico, et al., 1997, 2 | Based on data from 323. to 455. K.; AC |
Quantity | Value | Units | Method | Reference | Comment |
ΔsubH° | 67.4 ± 1.6 | kJ/mol | V | Cox, Gundry, et al., 1969 | ALS |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
44.2 | 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 (bar)
T = temperature (K)
View plot Requires a JavaScript / HTML 5 canvas capable browser.
Temperature (K) | A | B | C | Reference | Comment |
---|---|---|---|---|---|
378.60 to 428.11 | 4.18813 | 1377.38 | -89.447 | Ambrose, 1968, 2 | Coefficents calculated by NIST from author's data. |
Enthalpy of sublimation
ΔsubH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
67.4 ± 1.7 | 273. to 299. | GS | Cox, Gundry, et al., 1969 | See also Cox and Pilcher, 1970.; AC |
Enthalpy of fusion
ΔfusH (kJ/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
12.845 | 305.18 | Paukov, Lavrent'eva, et al., 1969, 2 | DH |
16.41 | 310.6 | Andon, Counsell, et al., 1968, 2 | AC |
Entropy of fusion
ΔfusS (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
42.09 | 305.18 | Paukov, Lavrent'eva, et al., 1969, 2 | DH |
Entropy of fusion
ΔfusS (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
4.04 | 287. | Andon, Counsell, et al., 1968, 3 | CAL |
52.83 | 310.6 |
Enthalpy of phase transition
ΔHtrs (kJ/mol) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
---|---|---|---|---|---|
1.4853 | 248.15 | crystaline, II | crystaline, I | Paukov, Lavrent'eva, et al., 1969, 2 | DH |
1.134 | 287. | crystaline, II | crystaline, I | Andon, Counsell, et al., 1968, 4 | DH |
16.410 | 310.62 | crystaline, I | liquid | Andon, Counsell, et al., 1968, 4 | DH |
Entropy of phase transition
ΔStrs (J/mol*K) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
---|---|---|---|---|---|
5.99 | 248.15 | crystaline, II | crystaline, I | Paukov, Lavrent'eva, et al., 1969, 2 | DH |
3.95 | 287. | crystaline, II | crystaline, I | Andon, Counsell, et al., 1968, 4 | DH |
52.82 | 310.62 | crystaline, I | liquid | Andon, Counsell, et al., 1968, 4 | DH |
References
Go To: Top, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
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
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
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]
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]
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]
Paukov, Lavrent'eva, et al., 1969, 2
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, 2
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, 3
Andon, R.J.L.; Counsell, J.F.; Hales, J.L.; Lees, E.B.; Martin, J.F.,
J. Chem. Soc. Sect. A, 1968. [all data]
Andon, Counsell, et al., 1968, 4
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]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Pc Critical pressure Tboil Boiling point Tc Critical temperature Ttriple Triple point temperature ΔHtrs Enthalpy of phase transition ΔStrs Entropy of phase transition ΔfusH Enthalpy of fusion ΔfusS Entropy of fusion 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
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
- Customer support for NIST Standard Reference Data products.