Cyclopentane, decafluoro-
- Formula: C5F10
- Molecular weight: 250.0375
- IUPAC Standard InChIKey: PWMJXZJISGDARB-UHFFFAOYSA-N
- CAS Registry Number: 376-77-2
- 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: Perfluorocyclopentane; Decafluorocyclopentane
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Phase change data
Go To: Top, 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 as indicated in comments:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
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 | 293.7 | K | N/A | Park, Benning, et al., 1947 | Uncertainty assigned by TRC = 1. K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 343. | K | N/A | Park, Benning, et al., 1947 | Uncertainty assigned by TRC = 5. K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Ttriple | 283.55 | K | N/A | Crowder, Taylor, et al., 1967 | Uncertainty assigned by TRC = 0.3 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 6.12 | kcal/mol | N/A | Boublik, Fried, et al., 1984 | Based on data from 290. to 330. K. See also Basarová and Svoboda, 1991.; AC |
ΔvapH° | 6.29 | kcal/mol | N/A | Barber and Cady, 1956 | Based on data from 290. to 329. K.; AC |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
6.5 | 291. | A | Stephenson and Malanowski, 1987 | Based on data from 285. to 297. K.; 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 |
---|---|---|---|---|---|
285.60 to 296.83 | 3.19893 | 644.719 | -94.12 | Crowder, Taylor, et al., 1967, 2 | Coefficents calculated by NIST from author's data. |
290.21 to 329.33 | 4.15447 | 1066.903 | -38.843 | Barber and Cady, 1956 | Coefficents calculated by NIST from author's data. |
Enthalpy of sublimation
ΔsubH (kcal/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
7.67 | 266. | Stephenson and Malanowski, 1987 | Based on data from 229. to 281. K. See also Crowder, Taylor, et al., 1967, 2.; AC |
9.13 | 115. | Bondi, 1963 | See also Burger and Cady, 1951 and Barber and Cady, 1956.; AC |
Enthalpy of fusion
ΔfusH (kcal/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
0.715 | 238.5 | Burger and Cady, 1951 | AC |
Entropy of fusion
ΔfusS (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
10.0 | 118.2 | Burger and Cady, 1951, 2 | CAL |
3.01 | 238.5 |
Mass spectrum (electron ionization)
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: 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. |
---|---|
NIST MS number | 12192 |
References
Go To: Top, Phase change 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.
Park, Benning, et al., 1947
Park, J.D.; Benning, A.F.; Downing, F.B.; Laucius, J.F.; McHarness, R.C.,
Synthesis of Tetrafluoroethylene. Pyrolysis of Monochlorodifluoromethane,
Ind. Eng. Chem., 1947, 39, 343-8. [all data]
Crowder, Taylor, et al., 1967
Crowder, G.A.; Taylor, Z.L.; Reed, T.M.; Young, J.A.,
Vapor Pressures and Triple Point Temp. for Several Pure Fluorocarbons fluorocarbons,
J. Chem. Eng. Data, 1967, 12, 481. [all data]
Boublik, Fried, et al., 1984
Boublik, T.; Fried, V.; Hala, E.,
The Vapour Pressures of Pure Substances: Selected Values of the Temperature Dependence of the Vapour Pressures of Some Pure Substances in the Normal and Low Pressure Region, 2nd ed., Elsevier, New York, 1984, 972. [all data]
Basarová and Svoboda, 1991
Basarová, Pavlína; Svoboda, Václav,
Calculation of heats of vaporization of halogenated hydrocarbons from saturated vapour pressure data,
Fluid Phase Equilibria, 1991, 68, 13-34, https://doi.org/10.1016/0378-3812(91)85008-I
. [all data]
Barber and Cady, 1956
Barber, Eugene John; Cady, George H.,
Vapor Pressures of Perfluoropentanes,
J. Phys. Chem., 1956, 60, 4, 504-505, https://doi.org/10.1021/j150538a030
. [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]
Crowder, Taylor, et al., 1967, 2
Crowder, Gene A.; Taylor, Zelma Lowell; Reed, Thomas McKennan; Young, John Adams,
Vapor pressures and triple point temperatures for several pure fluorocarbons,
J. Chem. Eng. Data, 1967, 12, 4, 481-485, https://doi.org/10.1021/je60035a005
. [all data]
Bondi, 1963
Bondi, A.,
Heat of Siblimation of Molecular Crystals: A Catalog of Molecular Structure Increments.,
J. Chem. Eng. Data, 1963, 8, 3, 371-381, https://doi.org/10.1021/je60018a027
. [all data]
Burger and Cady, 1951
Burger, Leland L.; Cady, George H.,
Physical Properties of Perfluoropentanes 1a,
J. Am. Chem. Soc., 1951, 73, 9, 4243-4246, https://doi.org/10.1021/ja01153a061
. [all data]
Burger and Cady, 1951, 2
Burger, L.L.; Cady, G.H.,
Physical Properties of Perfluoropentanes,
J. Am. Chem. Soc., 1951, 73, 9, 4243, https://doi.org/10.1021/ja01153a061
. [all data]
Notes
Go To: Top, Phase change data, Mass spectrum (electron ionization), References
- Symbols used in this document:
Tboil Boiling point Tfus Fusion (melting) point Ttriple Triple point temperature ΔfusH Enthalpy of fusion ΔfusS Entropy of fusion ΔsubH Enthalpy of sublimation ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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