Benzene, 1,2,4-trichloro-

• Formula: C₆H₃Cl₃
• Molecular weight: 181.447
• IUPAC Standard InChI: InChI=1S/C6H3Cl3/c7-4-1-2-5(8)6(9)3-4/h1-3H Copy

  
• IUPAC Standard InChIKey: PBKONEOXTCPAFI-UHFFFAOYSA-N Copy
• CAS Registry Number: 120-82-1
• 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: Hostetex L-PEC; 1,2,4-Trichlorobenzene; 1,2,4-Trichlorobenzol; unsym-Trichlorobenzene; Trojchlorobenzen; 1,2,5-Trichlorobenzene; 1,3,4-Trichlorobenzene; Hipochem GM; NSC 406697
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• Information on this page:
  • Phase change data
  • References
  • Notes
• Other data available:
  • Gas phase thermochemistry data
  • Condensed phase thermochemistry data
  • Reaction thermochemistry data
  • Henry's Law data
  • Gas phase ion energetics data
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • UV/Visible spectrum
  • Gas Chromatography
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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

Enthalpy of vaporization

Antoine Equation Parameters

log₁₀(P) = A − (B / (T + C))
    P = vapor pressure (atm)
    T = temperature (K)

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Enthalpy of sublimation

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.

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]

Dreisbach, 1955
Dreisbach, R.R., Physical Properties of Chemical Compounds, Advances in Chemistry Series No. 15, Am. Chem. Soc.: Washington, D. C., 1955. [all data]

Galat, 1952
Galat, A., The Preparation of 2,3,5-Trichlorophenoxyacetic acid (2,4,5-T), J. Am. Chem. Soc., 1952, 74, 3890-1. [all data]

van de Lande, 1932
van de Lande, L.M.F., The Action of Sodium Methylate on SOme Derivatives of m-Dichlorobenzene, Recl. Trav. Chim. Pays-Bas, 1932, 51, 98-113. [all data]

Spieksma, Luijk, et al., 1994
Spieksma, Walter; Luijk, Ronald; Govers, Harrie A.J., Determination of the liquid vapour pressure of low-volatility compounds from the Kováts retention index, Journal of Chromatography A, 1994, 672, 1-2, 141-148, https://doi.org/10.1016/0021-9673(94)80602-0 . [all data]

Yan, Gu, et al., 1987
Yan, H.; Gu, J.; An, X.; Hu, R.-H., Huaxue Xuebao, 1987, 45, 1184. [all data]

Yan, Gu, et al., 1987, 2
Yan, H.; Gu, J.; An, X.; Hu, R., Standard enthalpies of formation and enthlpies of isomerization of trichlorobenzenes, Huaxue Xuebao, 1987, 45, 1184-1187. [all data]

Platonov and Simulin, 1985
Platonov, V.A.; Simulin, Yu.N., Determination of the standard enthalpies of formation of polychlorobenzenes. III. The standard enthalpies of formation of mono-1,2,4- and 1,3,5-tri-, and 1,2,3,4- and 1,2,3,5-tetrachlorobenzenes, Russ. J. Phys. Chem. (Engl. Transl.), 1985, 59, 179-181. [all data]

Rohác, Ruzicka, et al., 1999
Rohác, Vladislav; Ruzicka, Vlastimil; Ruzicka, Kvetoslav; Polednicek, Milos; Aim, Karel; Jose, Jacques; Zábranský, Milan, Recommended vapour and sublimation pressures and related thermal data for chlorobenzenes, Fluid Phase Equilibria, 1999, 157, 1, 121-142, https://doi.org/10.1016/S0378-3812(99)00003-5 . [all data]

Rohác, Ruzicka, et al., 1998
Rohác, Vladislav; Ruzicka, Vlastimil; Ruzicka, Kvetoslav; Aim, Karel, Measurements of Saturated Vapor Pressure above the Liquid Phase for Isomeric Dichlorobenzenes and 1,2,4-Trichlorobenzene, J. Chem. Eng. Data, 1998, 43, 5, 770-775, https://doi.org/10.1021/je9701442 . [all data]

Sears and Hopke, 1949
Sears, G.W.; Hopke, E.R., Vapor Pressures of the Isomeric Trichlorobenzenes in the Low Pressure Region, J. Am. Chem. Soc., 1949, 71, 7, 2575-2576, https://doi.org/10.1021/ja01175a094 . [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]

Jones, 1960
Jones, A.H., Sublimation Pressure Data for Organic Compounds., J. Chem. Eng. Data, 1960, 5, 2, 196-200, https://doi.org/10.1021/je60006a019 . [all data]

Notes

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• Symbols used in this document:
  

  Tboil	Boiling point
  Tfus	Fusion (melting) point
  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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