Benzene, 1,4-dichloro-2-ethenyl-
- Formula: C8H6Cl2
- Molecular weight: 173.039
- IUPAC Standard InChI: InChI=1S/C8H6Cl2/c1-2-6-5-7(9)3-4-8(6)10/h2-5H,1H2
- IUPAC Standard InChIKey: IZMZREOTRMMCCB-UHFFFAOYSA-N
- CAS Registry Number: 1123-84-8
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
View 3d structure (requires JavaScript / HTML 5) - Other names: Styrene, 2,5-dichloro-; Benzene, 1,4-dichoro-2-ethenyl-; 2,5-Dichlorostyrene
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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 | 35. ± 2. | kJ/mol | Ccb | Sinke and Stull, 1958 | |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°liquid | -4088.3 | kJ/mol | Ccb | Sinke and Stull, 1958 |
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
AC - William E. Acree, Jr., James S. Chickos
Reduced pressure boiling point
| Tboil (K) | Pressure (bar) | Reference | Comment |
|---|---|---|---|
| 345.7 | 0.003 | Weast and Grasselli, 1989 | BS |
Enthalpy of vaporization
| ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 54.3 | 343. | A | Stephenson and Malanowski, 1987 | Based on data from 328. to 500. K. See also Stull, 1947 and Dykyj and Vanko, 1970.; AC |
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (bar)
T = temperature (K)
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| Temperature (K) | A | B | C | Reference | Comment |
|---|---|---|---|---|---|
| 328.7 to 500. | 4.82024 | 2210.206 | -41.345 | Stull, 1947 | Coefficents calculated by NIST from author's data. |
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.
Sinke and Stull, 1958
Sinke, G.C.; Stull, D.R.,
Heats of combustion of some organic compounds containing chlorine,
J. Phys. Chem., 1958, 62, 397-401. [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]
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]
Stull, 1947
Stull, Daniel R.,
Vapor Pressure of Pure Substances. Organic and Inorganic Compounds,
Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022
. [all data]
Dykyj and Vanko, 1970
Dykyj, J.; Vanko, A.,
Petrochemica, 1970, 10, 1, 3. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, References
- Symbols used in this document:
Tboil Boiling point ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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