1,2-Dichlorohexafluoropropane
- Formula: C3Cl2F6
- Molecular weight: 220.929
- IUPAC Standard InChIKey: JSEUKVSKOHVLOV-UHFFFAOYSA-N
- CAS Registry Number: 661-97-2
- 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: 1,2-Dichloro-1,1,2,3,3,3-hexafluoropropane; Propane, 1,2-dichloro-1,1,2,3,3,3-hexafluoro-; Freon 216; Propane, 1,2-dichlorohexafluoro-; Ucon 216; 1,1,1,2,3,3-Hexafluoro-2,3-dichloropropane; 1,2-Dichloroperfluoropropane
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Gas 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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | -322.4 ± 1.1 | kcal/mol | Ccr | Papina, Kolesov, et al., 1987 |
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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°liquid | -328.9 ± 1.1 | kcal/mol | Ccr | Papina, Kolesov, et al., 1987 | |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -221.23 ± 0.48 | kcal/mol | Ccr | Papina, Kolesov, et al., 1987 |
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
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 308. | K | N/A | PCR Inc., 1990 | BS |
Tboil | 307.3 | K | N/A | Majer and Svoboda, 1985 | |
Quantity | Value | Units | Method | Reference | Comment |
Ttriple | 145.5 | K | N/A | Gorchakovskii, Zadov, et al., 1990 | Uncertainty assigned by TRC = 0.6 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Tc | 446. | K | N/A | Majer and Svoboda, 1985 | |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 6.52 | kcal/mol | N/A | Majer and Svoboda, 1985 | |
ΔvapH° | 6.43 ± 0.02 | kcal/mol | C | Majer, Svoboda, et al., 1980 | AC |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
6.281 | 307.3 | N/A | Majer and Svoboda, 1985 | |
6.72 | 301. | N/A | Majer, Svoboda, et al., 1980 | Based on data from 296. to 307. K.; AC |
6.19 ± 0.02 | 313. | C | Majer, Svoboda, et al., 1980 | AC |
Enthalpy of vaporization
ΔvapH =
A exp(-βTr) (1 − Tr)β
ΔvapH =
Enthalpy of vaporization (at saturation pressure)
(kcal/mol)
Tr = reduced temperature (T / Tc)
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Temperature (K) | A (kcal/mol) | β | Tc (K) | Reference | Comment |
---|---|---|---|---|---|
298. to 313. | 10.78 | 0.2911 | 446. | Majer and Svoboda, 1985 |
Reaction 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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.
Individual Reactions
By formula: C3F6 + Cl2 = C3Cl2F6
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -47.15 ± 0.12 | kcal/mol | Cm | Lacher, McKinley, et al., 1949 | gas phase; Heat of chlorination at 363 °K |
IR 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.
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Gas Phase Spectrum
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Notice: Concentration information is not available for this spectrum and, therefore, molar absorptivity values cannot be derived.
Additional Data
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Owner | SRD/NIST Collection (C) 2018 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | EPA-IR VAPOR PHASE LIBRARY |
State | gas |
Mass spectrum (electron ionization)
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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 by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Spectrum
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Additional Data
View image of digitized spectrum (can be printed in landscape orientation).
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 |
NIST MS number | 343308 |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, IR Spectrum, 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.
Papina, Kolesov, et al., 1987
Papina, T.S.; Kolesov, V.P.; Golovanova, Yu.G.,
Standard enthalpies of formation of 1,2-Dichlorohexafluoropropane and hexafluoropropane,
Russ. J. Phys. Chem. (Engl. Transl.), 1987, 61, 1168-1170. [all data]
PCR Inc., 1990
PCR Inc.,
Research Chemicals Catalog 1990-1991, PCR Inc., Gainesville, FL, 1990, 1. [all data]
Majer and Svoboda, 1985
Majer, V.; Svoboda, V.,
Enthalpies of Vaporization of Organic Compounds: A Critical Review and Data Compilation, Blackwell Scientific Publications, Oxford, 1985, 300. [all data]
Gorchakovskii, Zadov, et al., 1990
Gorchakovskii, V.K.; Zadov, V.E.; Podvezennyi, V.N.,
Physical properties of freon 216,
Inzh.-Fiz. Zh., 1990, 59, 122-6. [all data]
Majer, Svoboda, et al., 1980
Majer, Vladimír; Svoboda, Václav; Posta, Antonín; Pick, Jirí,
Determination of heats of vaporization and some other thermodynamic quantities for several fluorinated halogen derivatives of ethane and propane,
Collect. Czech. Chem. Commun., 1980, 45, 11, 3063-3068, https://doi.org/10.1135/cccc19803063
. [all data]
Lacher, McKinley, et al., 1949
Lacher, J.R.; McKinley, J.J.; Walden, C.; Lea, K.; Park, J.D.,
Reaction heats of organic fluorine compounds. II. The vapor phase heats of chlorination of some simple fluoroolefins,
J. Am. Chem. Soc., 1949, 71, 1334-1337. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, IR Spectrum, Mass spectrum (electron ionization), References
- Symbols used in this document:
Tboil Boiling point Tc Critical temperature Ttriple Triple point temperature ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions ΔrH° Enthalpy of reaction at standard conditions 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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