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2-Pentene, (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, Kenneth Kroenlein director
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Tboil309.8 ± 0.6KAVGN/AAverage of 23 out of 25 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus120.67KN/AHoff, Greenlee, et al., 1951Uncertainty assigned by TRC = 0.5 K; TRC
Tfus121.77KN/AHoff, Greenlee, et al., 1951Uncertainty assigned by TRC = 0.1 K; TRC
Tfus120.59KN/AHoff, Greenlee, et al., 1951Uncertainty assigned by TRC = 0.1 K; TRC
Tfus121.74KN/AStreiff, Murphy, et al., 1946Uncertainty assigned by TRC = 0.05 K; TRC
Tfus121.78KN/AStreiff, Murphy, et al., 1946Uncertainty assigned by TRC = 0.04 K; TRC
Quantity Value Units Method Reference Comment
Ttriple121.78KN/AChao, Hall, et al., 1983Uncertainty assigned by TRC = 0.02 K; TRC
Ttriple121.80KN/ATodd, Oliver, et al., 1947Uncertainty assigned by TRC = 0.02 K; TRC
Quantity Value Units Method Reference Comment
Tc475. ± 1.KN/ATsonopoulos and Ambrose, 1996 
Quantity Value Units Method Reference Comment
Pc36.9 ± 1.0barN/ATsonopoulos and Ambrose, 1996 
Quantity Value Units Method Reference Comment
Deltavap26.8kJ/molN/AReid, 1972AC

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
29.8249.AStephenson and Malanowski, 1987Based on data from 234. - 318. K.; AC
28.1289.EBScott and Waddington, 1950Based on data from 274. - 341. 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
274.74 - 342.033.999841069.229-42.393Scott and Waddington, 1950Coefficents calculated by NIST from author's data.

Enthalpy of fusion

DeltafusH (kJ/mol) Temperature (K) Reference Comment
7.112121.78Chao, Hall, et al., 1983, 2DH
7.1115121.80Todd, Oliver, et al., 1947, 2DH
7.11121.8Acree, 1991AC

Entropy of fusion

DeltafusS (J/mol*K) Temperature (K) Reference Comment
58.40121.78Chao, Hall, et al., 1983, 2DH
58.39121.80Todd, Oliver, et al., 1947, 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.

Hoff, Greenlee, et al., 1951
Hoff, M.C.; Greenlee, K.W.; Boord, C.E., The Quantitavitve Inversion of cis- and trans-Alkene Isomers: A New Synthesis of Normal cis-Alkenes, J. Am. Chem. Soc., 1951, 73, 3329-36. [all data]

Streiff, Murphy, et al., 1946
Streiff, A.J.; Murphy, E.T.; Sedlak, V.A.; Willingham, C.B.; Rossini, F.D., Purification, Purity, and Freezing Points of 7 Heptanes, 16 Octanes, 6 Pentene, Cyclopentene, and 7 C9H12 Alkylbenzenes of the API-Standard and API-NBS Series, J. Res. Natl. Bur. Stand. (U. S.), 1946, 37, 331. [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]

Todd, Oliver, et al., 1947
Todd, S.S.; Oliver, G.D.; Huffman, H.M., The heat capacities, heats of fusion and entropies of the six pentenes., J. Am. Chem. Soc., 1947, 69, 1519. [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]

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 and Waddington, 1950
Scott, Donald W.; Waddington, Guy, Vapor Pressure of cis-2-Pentene, trans-2-Pentene and 3-Methyl-1-butene, J. Am. Chem. Soc., 1950, 72, 9, 4310-4311, https://doi.org/10.1021/ja01165a542 . [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]

Todd, Oliver, et al., 1947, 2
Todd, S.S.; Oliver, G.D.; Huffman, H.M., The heat capacities, heats of fusion and entropies of the six pentenes, J. Am. Chem. Soc., 1947, 69, 1519-1525. [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]


Notes

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