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Styrene

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Gas phase thermochemistry data

Go To: Top, Condensed phase thermochemistry data, References, Notes

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

Quantity Value Units Method Reference Comment
Deltafgas146.9 ± 1.0kJ/molCcbProsen and Rossini, 1945ALS
Deltafgas151.5kJ/molN/ALandrieu, Baylocq, et al., 1929Value computed using «DELTA»fHliquid° value of 108.0 kj/mol from Landrieu, Baylocq, et al., 1929 and «DELTA»vapH° value of 43.5 kj/mol from Prosen and Rossini, 1945.; DRB
Deltafgas131.5 ± 4.0kJ/molCcbN/AValue computed using «DELTA»fHliquid° from missing citation and «DELTA»vapH° value of 43.9 kJ/mol from Pitzer, Guttman, et al., 1946. recalculated with modern CO2,H2O thermo; estimated uncertainty (NOTE all values in source also have wrong sign); DRB
Deltafgas-15.1kJ/molN/AMoureu and Andre, 1914Value computed using «DELTA»fHliquid° value of -58.6 kj/mol from Moureu and Andre, 1914 and «DELTA»vapH° value of 43.5 kj/mol from Prosen and Rossini, 1945.; DRB
Quantity Value Units Method Reference Comment
gas345.1 ± 2.1J/mol*KN/APitzer K.S., 1946S(298.16 K)=343.38 J/mol*K was obtained from earlier experimental data [ Guttman L., 1943].; GT

Constant pressure heat capacity of gas

Cp,gas (J/mol*K) Temperature (K) Reference Comment
151.29 ± 0.76373.15Scott R.B., 1945GT

Constant pressure heat capacity of gas

Cp,gas (J/mol*K) Temperature (K) Reference Comment
45.7650.Thermodynamics Research Center, 1997p=1 bar. Recommended values agree with other statistically calculated values of S(T) and Cp(T) [ Beckett C.W., 1946] within 0.8 and 1.9 J/mol*K, respectively.; GT
54.19100.
65.81150.
81.77200.
110.03273.15
120.19298.15
120.94300.
159.79400.
192.59500.
219.0600.
240.4700.
258.0800.
272.8900.
285.21000.
295.81100.
304.91200.
312.71300.
319.41400.
325.21500.

Condensed phase thermochemistry data

Go To: Top, Gas phase thermochemistry data, References, Notes

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:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Deltafliquid103.4 ± 0.92kJ/molCcbProsen and Rossini, 1945ALS
Deltafliquid108.kJ/molCcbLandrieu, Baylocq, et al., 1929ALS
Deltafliquid87.6 ± 4.0kJ/molCcbN/Arecalculated with modern CO2,H2O thermo; estimated uncertainty (NOTE all values in source also have wrong sign); DRB
Deltafliquid-58.6kJ/molCcbMoureu and Andre, 1914ALS
Quantity Value Units Method Reference Comment
Deltacliquid-4390. ± 60.kJ/molAVGN/AAverage of 9 values; Individual data points
Quantity Value Units Method Reference Comment
liquid240.5J/mol*KN/AWarfield and Petree, 1961DH
liquid237.57J/mol*KN/APitzer, Guttman, et al., 1946, 2DH
liquid237.6J/mol*KN/AGuttman and Westrum, 1943DH

Constant pressure heat capacity of liquid

Cp,liquid (J/mol*K) Temperature (K) Reference Comment
183.2298.15Lebedev, Lebedev, et al., 1985DH
182.6298.16Warfield and Petree, 1961T = 10 to 300 K.; DH
235.6298.Kurbatov, 1950T = 21 to 139 C.; DH
182.84298.15Pitzer, Guttman, et al., 1946, 2T = 15 to 300 K.; DH
179.9298.5Smith and Andrews, 1931T = 102 to 299 K. Value is unsmoothed experimental datum.; DH

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Notes

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

Prosen and Rossini, 1945
Prosen, E.J.; Rossini, F.D., Heats of formation and combustion of 1,3-butadiene and styrene, J. Res. NBS, 1945, 34, 59-63. [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]

Pitzer, Guttman, et al., 1946
Pitzer, K.S.; Guttman, L.; Westrum, E.F., Jr., The heat capacity, heats of fusion and vaporization, vapor pressure, entropy, vibration frequencies and barrier to internal rotation of styrene, J. Am. Chem. Soc., 1946, 68, 2209-22. [all data]

Moureu and Andre, 1914
Moureu, C.; Andre, E., Thermochimie des composes acetyleniques, Ann. Chim. Phys., 1914, 1, 113-145. [all data]

Pitzer K.S., 1946
Pitzer K.S., Jr., The heat capacity, heats of fusion and vaporization, vapor pressure, entropy, vibrational frequencies, and barrier to internal rotation of styrene, J. Am. Chem. Soc., 1946, 68, 2209-2212. [all data]

Guttman L., 1943
Guttman L., Jr., The thermodynamics of styrene (phenylethylene), including equilibrium of formation from ethylbenzene, J. Am. Chem. Soc., 1943, 65, 1246-1247. [all data]

Scott R.B., 1945
Scott R.B., Specific heats of gaseous 1,3-butadiene, isobutene, styrene, and ethylbenzene, J. Res. Nat. Bur. Stand., 1945, 34, 243-254. [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]

Beckett C.W., 1946
Beckett C.W., The thermodynamics of styrene and its methyl derivatives, J. Am. Chem. Soc., 1946, 68, 2213-2214. [all data]

Warfield and Petree, 1961
Warfield, R.W.; Petree, M.C., Thermodynamic properties of polystyrene and styrene, J. Polymer Sci., 1961, 55, 497-505. [all data]

Pitzer, Guttman, et al., 1946, 2
Pitzer, K.S.; Guttman, L.; Westrum, E.F., Jr., The heat capacity, heats of fusion and vaporization, vapor pressure, entropy vibration frequencies and barrier to internal rotation of styrene, J. Am. Chem. Soc., 1946, 68, 2209-2212. [all data]

Guttman and Westrum, 1943
Guttman, L.; Westrum, E.F., Jr., and Pitzer, K.S., The thermodynamics of styrene (phenylethylene), including equilibrium of formation from ethylbenzene, J. Am. Chem. Soc., 1943, 65, 1246-1247. [all data]

Lebedev, Lebedev, et al., 1985
Lebedev, B.V.; Lebedev, N.K.; Smirnova, N.N.; Kozyreva, N.M.; Kirillin, A.I.; Korshak, V.V., The isotope effect in the thermodynamic parameters of polymerization of styrene, Dokl. Akad. Nauk, 1985, SSSR 281, 379-383. [all data]

Kurbatov, 1950
Kurbatov, V.Ya., Specific heats of liquids. III. Specific heat of hydrocarbons with several noncondensed rings, Zhur. Obshch. Khim., 1950, 20, 1139-1144. [all data]

Smith and Andrews, 1931
Smith, R.H.; Andrews, D.H., Thermal energy studies. I. Phenyl derivatives of methane, ethane and some related compounds. J. Am. Chem. Soc., 1931, 53, 3644-3660. [all data]


Notes

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, References