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Benzene

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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 as indicated in comments:
DRB - Donald R. Burgess, Jr.
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
GT - Glushko Thermocenter, Russian Academy of Sciences, Moscow

Quantity Value Units Method Reference Comment
Deltafgas82.9 ± 0.9kJ/molReviewRoux, Temprado, et al., 2008There are sufficient high-quality literature values to make a good evaluation with a high degree of confidence. In general, the evaluated uncertainty limits are on the order of (0.5 to 2.5) kJ/mol.; DRB
Deltafgas82.8kJ/molN/AGood and Smith, 1969Value computed using «DELTA»fHliquid° value of 49.0±0.5 kj/mol from Good and Smith, 1969 and «DELTA»vapH° value of 33.9 kj/mol from Prosen, Gilmont, et al., 1945.; DRB
Deltafgas82.93 ± 0.50kJ/molCcbProsen, Gilmont, et al., 1945Hf by Prosen, Johnson, et al., 1946; ALS
Deltafgas79.9kJ/molN/ALandrieu, Baylocq, et al., 1929Value computed using «DELTA»fHliquid° value of 46.0 kj/mol from Landrieu, Baylocq, et al., 1929 and «DELTA»vapH° value of 33.9 kj/mol from Prosen, Gilmont, et al., 1945.; DRB

Constant pressure heat capacity of gas

Cp,gas (J/mol*K) Temperature (K) Reference Comment
33.2750.Thermodynamics Research Center, 1997GT
35.11100.
41.94150.
53.17200.
74.55273.15
82.44298.15
83.02300.
113.52400.
139.35500.
160.09600.
176.78700.
190.45800.
201.82900.
211.411000.
219.561100.
226.521200.
232.491300.
237.651400.
242.111500.
250.911750.
257.262000.
261.952250.
265.502500.
268.232750.
270.373000.

Constant pressure heat capacity of gas

Cp,gas (J/mol*K) Temperature (K) Reference Comment
93.32 ± 0.06333.15Todd S.S., 1978Please also see Montgomery J.B., 1942, Pitzer K.S., 1943, Scott D.W., 1947.; GT
95.81341.60
97.99 ± 0.06348.15
103.98 ± 0.06368.15
105.02370.
104.77371.20
108.8 ± 1.3388.
110.88390.
110.5 ± 1.3393.
113.93402.30
114.29 ± 0.07403.15
115.48410.
117.6 ± 1.3417.
118.8 ± 1.3428.
123.39436.15
123.93 ± 0.07438.15
126.8 ± 1.3463.
132.42471.10
132.94 ± 0.08473.15
131.4 ± 1.3481.
139.47 ± 0.08500.15
145.59 ± 0.09527.15

References

Go To: Top, Gas phase thermochemistry data, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Roux, Temprado, et al., 2008
Roux, M.V.; Temprado, M.; Chickos, J.S.; Nagano, Y., Critically Evaluated Thermochemical Properties of Polycyclic Aromatic Hydrocarbons, J. Phys. Chem. Ref. Data, 2008, 37, 4, 1855-1996. [all data]

Good and Smith, 1969
Good, W.D.; Smith, N.K., Enthalpies of combustion of toluene, benzene, cyclohexane, cyclohexene, methylcyclopentane, 1-methylcyclopentene, and n-hexane, J. Chem. Eng. Data, 1969, 14, 102-106. [all data]

Prosen, Gilmont, et al., 1945
Prosen, E.J.; Gilmont, R.; Rossini, F.D., Heats of combustion of benzene, toluene, ethyl-benzene, o-xylene, m-xylene, p-xylene, n-propylbenzene, and styrene, J. Res. NBS, 1945, 34, 65-70. [all data]

Prosen, Johnson, et al., 1946
Prosen, E.J.; Johnson, W.H.; Rossini, F.D., Heats of combustion and formation at 25°C of the alkylbenzenes through C10H14, and of the higher normal monoalkylbenzenes, J. Res. NBS, 1946, 36, 455-461. [all data]

Landrieu, Baylocq, et al., 1929
Landrieu, P.; Baylocq, F.; Johnson, J.R., Etude thermochimique dans la serie furanique, Bull. Soc. Chim. France, 1929, 45, 36-49. [all data]

Thermodynamics Research Center, 1997
Thermodynamics Research Center, Selected Values of Properties of Chemical Compounds., Thermodynamics Research Center, Texas A&M University, College Station, Texas, 1997. [all data]

Todd S.S., 1978
Todd S.S., Vapor-flow calorimetry of benzene, J. Chem. Thermodyn., 1978, 10, 641-648. [all data]

Montgomery J.B., 1942
Montgomery J.B., The heat capacity of organic vapors. IV. Benzene, fluorobenzene, toluene, cyclohexane, methylcyclohexane and cyclohexene, J. Am. Chem. Soc., 1942, 64, 2375-2377. [all data]

Pitzer K.S., 1943
Pitzer K.S., The thermodynamics and molecular structure of benzene and its methyl derivatives, J. Am. Chem. Soc., 1943, 65, 803-829. [all data]

Scott D.W., 1947
Scott D.W., The heat capacity of benzene vapor. The contribution of anharmonicity, J. Chem. Phys., 1947, 15, 565-568. [all data]


Notes

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