Benzene, 1,4-dinitro-

• Formula: C₆H₄N₂O₄
• Molecular weight: 168.1070
• IUPAC Standard InChI: InChI=1S/C6H4N2O4/c9-7(10)5-1-2-6(4-3-5)8(11)12/h1-4H Copy

  
• IUPAC Standard InChIKey: FYFDQJRXFWGIBS-UHFFFAOYSA-N Copy
• CAS Registry Number: 100-25-4
• 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: Benzene, p-dinitro-; p-Dinitrobenzene; 1,4-Dinitrobenzene; para-Dinitrobenzene; Dithane a-4; UN 1597
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• Information on this page:
  • Phase change data
  • References
  • Notes
• Other data available:
  • Condensed phase thermochemistry data
  • Reaction thermochemistry data
  • Gas phase ion energetics data
  • Ion clustering data
  • IR Spectrum
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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
DH - Eugene S. Domalski and Elizabeth D. Hearing

Reduced pressure boiling point

Enthalpy of vaporization

Antoine Equation Parameters

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

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Enthalpy of sublimation

Enthalpy of fusion

Entropy of fusion

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.

Hwang, Tamura, et al., 1990
Hwang, D.-R.; Tamura, M.; Yoshida, T.; Tanaka, N.; Hosoya, F., Estimation of ΔH°f of nitro derivatives of benzene and toluene using AM1 and DSC, J. Energ. Mater., 1990, 8, 85-98. [all data]

Booss and Hauschildt, 1972
Booss, H.J.; Hauschildt, K.R., Die Schmelzenthalpie des Benzils und 4-Nitrophenols, Z. Anal. Chem., 1972, 261(1), 32. [all data]

Andrews, Lynn, et al., 1926
Andrews, D.H.; Lynn, G.; Johnston, J., The Heat Capacities and Heat of Crystallization of Some Isomeric Aromatic Compounds, J. Am. Chem. Soc., 1926, 48, 1274. [all data]

Verevkin, 1997
Verevkin, Sergey P., Thermochemistry of nitro compounds. Experimental standard enthalpies of formation and improved group-additivity values, Thermochimica Acta, 1997, 307, 1, 17-25, https://doi.org/10.1016/S0040-6031(97)00359-6 . [all data]

Ferro, Piacente, et al., 1976
Ferro, D.; Piacente, V.; Gigli, R.; D'Ascenzo, G., Determination of the vapour pressures of o-, m-, and p-dinitrobenzene by the torsion-effusion method, The Journal of Chemical Thermodynamics, 1976, 8, 12, 1137-1143, https://doi.org/10.1016/0021-9614(76)90120-8 . [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]

Dykyj, 1972
Dykyj, J., Petrochemia, 1972, 12, 1, 13. [all data]

Maksimov, 1968
Maksimov, Yu, Steam Pressures of Nitroaromatic Compouds at Different Temperatures, Zh. Fiz. Khim., 1968, 42, 2921-2925. [all data]

Wolf and Weghofer, 1938
Wolf, K.L.; Weghofer, H., Uber sublimationswarmen, Z. Phys. Chem., 1938, 39, 194-208. [all data]

Trieschmann, 1935
Trieschmann, H.G., , Ph.D. Dissertation, Inst. Fur Phys. Chem. and Electrochem. der Universitat Kiel, Germany, 1935. [all data]

Wolf and Weghofer, 1938, 2
Wolf, K.L.; Weghofer, H.Z., Z. Phys. Chem. Abt. B, 1938, 39, 194. [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]

Musuc, Razus, et al., 2002
Musuc, A.M.; Razus, D.; Oancea, D., Analele Universitatii Bucuresti Chimie, 2002, 11, 2, 147. [all data]

Acree, 1991
Acree, William E., Thermodynamic properties of organic compounds: enthalpy of fusion and melting point temperature compilation, Thermochimica Acta, 1991, 189, 1, 37-56, https://doi.org/10.1016/0040-6031(91)87098-H . [all data]

Andrews, Lynn, et al., 1926, 2
Andrews, D.H.; Lynn, G.; Johnston, J., The heat capacities and heat of crystallization of some isomeric aromatic compounds, J. Am. Chem. Soc., 1926, 48, 1274-1287. [all data]

Notes

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• Symbols used in this document:
  

  Tboil	Boiling point
  Tfus	Fusion (melting) point
  ΔfusH	Enthalpy of fusion
  ΔfusS	Entropy of fusion
  ΔsubH	Enthalpy of sublimation
  ΔsubH°	Enthalpy of sublimation at standard conditions
  ΔvapH	Enthalpy of vaporization

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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