Styrene

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Gas phase thermochemistry data

Go To: Top, Condensed phase thermochemistry data, Phase change 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
Δfgas146.9 ± 1.0kJ/molCcbProsen and Rossini, 1945ALS
Δfgas151.5kJ/molN/ALandrieu, Baylocq, et al., 1929Value computed using ΔfHliquid° value of 108.0 kj/mol from Landrieu, Baylocq, et al., 1929 and ΔvapH° value of 43.5 kj/mol from Prosen and Rossini, 1945.; DRB
Δfgas131.5 ± 4.0kJ/molCcbN/AValue computed using ΔfHliquid° from missing citation and ΔvapH° 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
Δfgas-15.1kJ/molN/AMoureu and Andre, 1914Value computed using ΔfHliquid° value of -58.6 kj/mol from Moureu and Andre, 1914 and ΔvapH° 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, Phase change 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
Δfliquid103.4 ± 0.92kJ/molCcbProsen and Rossini, 1945ALS
Δfliquid108.kJ/molCcbLandrieu, Baylocq, et al., 1929ALS
Δfliquid87.6 ± 4.0kJ/molCcbN/Arecalculated with modern CO2,H2O thermo; estimated uncertainty (NOTE all values in source also have wrong sign); DRB
Δfliquid-58.6kJ/molCcbMoureu and Andre, 1914ALS
Quantity Value Units Method Reference Comment
Δcliquid-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

Phase change data

Go To: Top, Gas phase thermochemistry data, 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:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
DRB - Donald R. Burgess, Jr.
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Tboil419. ± 2.KAVGN/AAverage of 18 out of 19 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus240. ± 30.KAVGN/AAverage of 10 values; Individual data points
Quantity Value Units Method Reference Comment
Ttriple242.47KN/APitzer, Guttman, et al., 1946, 3Uncertainty assigned by TRC = 0.07 K; TRC
Ttriple242.47KN/AGuttman, Westrum, et al., 1943Uncertainty assigned by TRC = 0.1 K; TRC
Ttriple242.47KN/AGuttman, 1943Uncertainty assigned by TRC = 0.1 K; temperature scale based on To = 273.16 K; TRC
Quantity Value Units Method Reference Comment
Δvap43.93 ± 0.42kJ/molVPitzer, Guttman, et al., 1946ALS
Δvap43.9kJ/molN/APitzer, Guttman, et al., 1946, 2Based on data from 285. to 333. K.; AC
Δvap43.5 ± 0.4kJ/molN/APitzer, Guttman, et al., 1946, 2AC
Δvap43.5kJ/molN/AProsen and Rossini, 1945DRB
Δvap43.2kJ/molN/APatnode and Scheiber, 1939Based on data from 245. to 357. K.; AC

Enthalpy of vaporization

ΔvapH (kJ/mol) Temperature (K) Method Reference Comment
42.5260.AStephenson and Malanowski, 1987Based on data from 245. to 334. K.; AC
41.5349.AStephenson and Malanowski, 1987Based on data from 334. to 419. K.; AC
42.5319.N/AChaiyavech and Van Winkle, 1959Based on data from 306. to 333. K.; AC
43.1318.N/ADreyer, Martin, et al., 1955Based on data from 303. to 417. K.; AC
40.2348.N/ABurchfield, 1942Based on data from 306. to 389. K.; 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
305.6 to 355.344.05931459.909-59.551Chaiyavech and Van Winkle, 1959Coefficents calculated by NIST from author's data.
303.07 to 417.924.219481525.059-56.379Dreyer, Martin, et al., 1955Coefficents calculated by NIST from author's data.

Enthalpy of fusion

ΔfusH (kJ/mol) Temperature (K) Reference Comment
10.964242.27Warfield and Petree, 1961DH
10.949242.27Pitzer, Guttman, et al., 1946, 2DH
10.950242.47Guttman and Westrum, 1943DH
10.950242.47Lebedev, Lebedev, et al., 1985DH
10.96242.3Domalski and Hearing, 1996AC

Entropy of fusion

ΔfusS (J/mol*K) Temperature (K) Reference Comment
45.32242.27Warfield and Petree, 1961DH
45.16242.27Pitzer, Guttman, et al., 1946, 2DH
45.16242.47Guttman and Westrum, 1943DH
45.2242.47Lebedev, Lebedev, et al., 1985DH

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


References

Go To: Top, Gas phase thermochemistry data, 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.

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]

Pitzer, Guttman, et al., 1946, 3
Pitzer, K.S.; Guttman, L.; Westrum, E.F., The Heat Capacity, Heats of Fusion and Vaporization, Vapor Pressure Entropy, Vib. Frequencies, and Barrier to Internal Rotation of Styrene, J. Am. Chem. Soc., 1946, 68, 2209. [all data]

Guttman, Westrum, et al., 1943
Guttman, L.; Westrum, E.F.; Pitzer, K.S., The Thermodynamics of Styrene (Phenylethylene) Including the Equilibrium Formation from Ethylbenzene, J. Am. Chem. Soc., 1943, 65, 1246. [all data]

Guttman, 1943
Guttman, L., , Ph.D. Thesis, Univ. Calif., Berkeley, 1943. [all data]

Patnode and Scheiber, 1939
Patnode, Winton.; Scheiber, W.J., The Density, Thermal Expansion, Vapor Pressure, and Refractive Index of Styrene, and the Density and Thermal Expansion of Polystyrene, J. Am. Chem. Soc., 1939, 61, 12, 3449-3451, https://doi.org/10.1021/ja01267a066 . [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]

Chaiyavech and Van Winkle, 1959
Chaiyavech, Pramote; Van Winkle, Matthew, Styrene-Ethylbenzene Vapor-Liquid Equilibria at Reduced Pressures., J. Chem. Eng. Data, 1959, 4, 1, 53-56, https://doi.org/10.1021/je60001a008 . [all data]

Dreyer, Martin, et al., 1955
Dreyer, R.; Martin, W.; von Weber, U., Die S«65533»ttigungsdampfdrucke von Benzol, Toluol, «65533»thylbenzol, Styrol, Cumol und Brombenzol zwischen 10 und 760 Torr, J. Prakt. Chem., 1955, 1, 5-6, 324-328, https://doi.org/10.1002/prac.19550010508 . [all data]

Burchfield, 1942
Burchfield, P.E., Vapor Pressures of Indene, Styrene and Dicyclopentadiene, J. Am. Chem. Soc., 1942, 64, 10, 2501-2501, https://doi.org/10.1021/ja01262a504 . [all data]

Domalski and Hearing, 1996
Domalski, Eugene S.; Hearing, Elizabeth D., Heat Capacities and Entropies of Organic Compounds in the Condensed Phase. Volume III, J. Phys. Chem. Ref. Data, 1996, 25, 1, 1, https://doi.org/10.1063/1.555985 . [all data]


Notes

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