2-Butene, (Z)-

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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

Quantity Value Units Method Reference Comment
Tboil276.84 ± 0.08KAVGN/AAverage of 7 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus133.85KN/AKistiakowsky, Ruhoff, et al., 1935Uncertainty assigned by TRC = 0.5 K; TRC
Quantity Value Units Method Reference Comment
Ttriple134.26KN/AChao, Hall, et al., 1983Uncertainty assigned by TRC = 0.02 K; TRC
Ttriple134.26KN/AScott, Ferguson, et al., 1944Uncertainty assigned by TRC = 0.02 K; TRC
Ttriple133.8KN/ATodd and Parks, 1936Uncertainty assigned by TRC = 0.2 K; TRC
Quantity Value Units Method Reference Comment
Tc435.5 ± 0.1KN/ATsonopoulos and Ambrose, 1996 
Tc435.6KN/AMajer and Svoboda, 1985 
Tc435.55KN/AAmbrose, Cox, et al., 1960Uncertainty assigned by TRC = 0.3 K; Visual, PRT, IPTS-48; TRC
Quantity Value Units Method Reference Comment
Pc41.5 ± 0.5atmN/ATsonopoulos and Ambrose, 1996 
Quantity Value Units Method Reference Comment
Vc0.2338l/molN/ATsonopoulos and Ambrose, 1996 
Quantity Value Units Method Reference Comment
ρc4.28 ± 0.05mol/lN/ATsonopoulos and Ambrose, 1996 
Quantity Value Units Method Reference Comment
Δvap5.43kcal/molN/AMajer and Svoboda, 1985 
Δvap5.28kcal/molN/AReid, 1972AC

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Method Reference Comment
5.578276.9N/AMajer and Svoboda, 1985 
5.83275.AStephenson and Malanowski, 1987Based on data from 221. - 290. K.; AC
5.74291.AStephenson and Malanowski, 1987Based on data from 276. - 325. K.; AC
5.64339.AStephenson and Malanowski, 1987Based on data from 324. - 386. K.; AC
5.64398.AStephenson and Malanowski, 1987Based on data from 383. - 431. K.; AC
5.38246.CScott, Ferguson, et al., 1944, 2AC
5.370246.CScott, Ferguson, et al., 1944ALS
5.810276.73VKistiakowsky, Ruhoff, et al., 1935, 2At 355 °K; ALS
6.05252.N/AHopkins, 1921Based on data from 195. - 267. K. See also Boublik, Fried, et al., 1984.; AC

Enthalpy of vaporization

ΔvapH = A exp(-βTr) (1 − Tr)β
    ΔvapH = Enthalpy of vaporization (at saturation pressure) (kcal/mol)
    Tr = reduced temperature (T / Tc)

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Temperature (K) A (kcal/mol) β Tc (K) Reference Comment
246. - 292.8.6930.2696435.6Majer and Svoboda, 1985 

Antoine Equation Parameters

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

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Temperature (K) A B C Reference Comment
203.06 - 295.913.98173957.06-36.504Scott, Ferguson, et al., 1944Coefficents calculated by NIST from author's data.

Enthalpy of fusion

ΔfusH (kcal/mol) Temperature (K) Reference Comment
1.747134.26Chao, Hall, et al., 1983, 2DH
1.7469134.26Scott, Ferguson, et al., 1944DH
1.75134.3Domalski and Hearing, 1996AC
1.749133.8Todd and Parks, 1936, 2DH

Entropy of fusion

ΔfusS (cal/mol*K) Temperature (K) Reference Comment
13.0134.26Chao, Hall, et al., 1983, 2DH
13.01134.26Scott, Ferguson, et al., 1944DH
13.07133.8Todd and Parks, 1936, 2DH

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, Phase change data, Notes

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

Kistiakowsky, Ruhoff, et al., 1935
Kistiakowsky, G.B.; Ruhoff, J.R.; Smith, H.A.; Vaughan, W.E., Heats of Organic Reactions II. Hydrogenation of Some Simpler Olefinic Hydrocarbons, J. Am. Chem. Soc., 1935, 57, 876-82. [all data]

Chao, Hall, et al., 1983
Chao, J.; Hall, K.R.; Yao, J.M., Thermodynamic Properties of Simple Alkenes, Thermochim. Acta, 1983, 64, 285. [all data]

Scott, Ferguson, et al., 1944
Scott, R.B.; Ferguson, W.J.; Brickwedde, F.G., Thermodynamic properties of cis-2-butene from 15° to 1,500 K, J. Res. NBS, 1944, 33, 1-20. [all data]

Todd and Parks, 1936
Todd, S.S.; Parks, G.S., Thermal Data on Organic Compounds XV. Some Heat Capacity, Entropy and Free Energy Data for the Isomeric Butenes, J. Am. Chem. Soc., 1936, 58, 134. [all data]

Tsonopoulos and Ambrose, 1996
Tsonopoulos, C.; Ambrose, D., Vapor-Liquid Critical Properties of Elements and Compounds. 6. Unsaturated Aliphatic Hydrocarbons, J. Chem. Eng. Data, 1996, 41, 645-656. [all data]

Majer and Svoboda, 1985
Majer, V.; Svoboda, V., Enthalpies of Vaporization of Organic Compounds: A Critical Review and Data Compilation, Blackwell Scientific Publications, Oxford, 1985, 300. [all data]

Ambrose, Cox, et al., 1960
Ambrose, D.; Cox, J.D.; Townsend, R., The critical temperatures of forty organic compounds, Trans. Faraday Soc., 1960, 56, 1452. [all data]

Reid, 1972
Reid, Robert C., Handbook on vapor pressure and heats of vaporization of hydrocarbons and related compounds, R. C. Wilhort and B. J. Zwolinski, Texas A Research Foundation. College Station, Texas(1971). 329 pages.$10.00, AIChE J., 1972, 18, 6, 1278-1278, https://doi.org/10.1002/aic.690180637 . [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]

Scott, Ferguson, et al., 1944, 2
Scott, R.B.; Ferguson, W.J.; Brickwedde, F.G., Thermodynamic properties of cis-2-butene from 15 degrees to 1,500 degrees K, J. RES. NATL. BUR. STAN., 1944, 33, 1, 1-17, https://doi.org/10.6028/jres.033.001 . [all data]

Kistiakowsky, Ruhoff, et al., 1935, 2
Kistiakowsky, G.B.; Ruhoff, J.R.; Smith, H.A.; Vaughan, W.E., Heats of organic reactions. II. Hydrogenation of some simpler olefinic hydrocarbons, J. Am. Chem. Soc., 1935, 57, 876-882. [all data]

Hopkins, 1921
Hopkins, O.P., THE CHEMICAL INDUSTRY AND TRADE OF ENGLAND., J. Ind. Eng. Chem., 1921, 13, 3, 189-197, https://doi.org/10.1021/ie50135a007 . [all data]

Boublik, Fried, et al., 1984
Boublik, T.; Fried, V.; Hala, E., The Vapour Pressures of Pure Substances: Selected Values of the Temperature Dependence of the Vapour Pressures of Some Pure Substances in the Normal and Low Pressure Region, 2nd ed., Elsevier, New York, 1984, 972. [all data]

Chao, Hall, et al., 1983, 2
Chao, J.; Hall, K.R.; Yao, J.M., Thermodynamic properties of simple alkenes, Thermochim. Acta, 1983, 64(3), 285-303. [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]

Todd and Parks, 1936, 2
Todd, S.S.; Parks, G.S., Thermal data on organic compounds. XV. Some heat capacity, entropy and free energy data for the isomeric butenes, J. Am. Chem. Soc., 1936, 58, 134-137. [all data]


Notes

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