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2-Pentene, (E)-

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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
Deltafgas-32. ± 2.kJ/molAVGN/AAverage of 7 values; Individual data points

Constant pressure heat capacity of gas

Cp,gas (J/mol*K) Temperature (K) Reference Comment
108.9298.15Thermodynamics Research Center, 1997p=1 bar. Recommended values were calculated from data for lower alkenes by a method of increments. These values are in good agreement with experimental data (see also [ Kilpatrick J.E., 1946]).; GT
109.4300.
136.6400.
162.0500.
184.2600.
203.4700.
220.0800.
234.3900.
246.81000.
257.61100.
267.01200.
275.21300.
282.21400.
288.401500.

Condensed phase thermochemistry data

Go To: Top, Gas phase thermochemistry data, Reaction 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
Deltafliquid-58.24 ± 0.42kJ/molEqkWiberg, Wasserman, et al., 1984Trifluoroacetolysis; ALS
Deltafliquid-57.98 ± 0.76kJ/molCcbGood and Smith, 1979ALS
Deltafliquid-59.7 ± 1.0kJ/molChydN/ADRB
Deltafliquid-60.8 ± 0.4kJ/molCmCoops, Mulder, et al., 1946DRB
Quantity Value Units Method Reference Comment
Deltacliquid-3338.71 ± 0.70kJ/molCcbGood and Smith, 1979Corresponding «DELTA»fliquid = -57.99 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Deltacliquid-3335.9 ± 0.42kJ/molCmCoops, Mulder, et al., 1946Reanalyzed by Cox and Pilcher, 1970, Original value = -3334.6 ± 0.08 kJ/mol; Corresponding «DELTA»fliquid = -60.79 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Quantity Value Units Method Reference Comment
liquid256.6J/mol*KN/AChao, Hall, et al., 1983DH
liquid256.52J/mol*KN/ATodd, Oliver, et al., 1947DH

Constant pressure heat capacity of liquid

Cp,liquid (J/mol*K) Temperature (K) Reference Comment
157.0298.15Chao, Hall, et al., 1983T = 12 to 302 K.; DH
156.98298.15Todd, Oliver, et al., 1947T = 12 to 300 K.; DH

Reaction thermochemistry 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:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
RCD - Robert C. Dunbar

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

2-Pentene, (Z)- = 2-Pentene, (E)-

By formula: C5H10 = C5H10

Quantity Value Units Method Reference Comment
Deltar-4.90 ± 0.08kJ/molEqkKapteijn, Steen, et al., 1983gas phase; Between 250-823 K; ALS
Deltar-4. ± 0.63kJ/molEqkEgger and Benson, 1966gas phase; Heat of isomerization; ALS

2-Pentene, (E)- = 1-Pentene

By formula: C5H10 = C5H10

Quantity Value Units Method Reference Comment
Deltar-10.9 ± 0.8kJ/molEqkEgger and Benson, 1966gas phase; Heat of Isomerization; ALS

Hydrogen + 2-Pentene, (E)- = Pentane

By formula: H2 + C5H10 = C5H12

Quantity Value Units Method Reference Comment
Deltar-113.8 ± 0.8kJ/molChydEgger and Benson, 1966gas phase; ALS

Pentane, 2-chloro- = 2-Pentene, (E)- + Hydrogen chloride

By formula: C5H11Cl = C5H10 + HCl

Quantity Value Units Method Reference Comment
Deltar62.3kJ/molEqkKaraseva and Andreevskii, 1969gas phase; ALS

Silver ion (1+) + 2-Pentene, (E)- = (Silver ion (1+) bullet 2-Pentene, (E)-)

By formula: Ag+ + C5H10 = (Ag+ bullet C5H10)

Quantity Value Units Method Reference Comment
Deltar158. ± 19.kJ/molRAKHo, Yang, et al., 1997RCD

References

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

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

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]

Kilpatrick J.E., 1946
Kilpatrick J.E., Heats, equilibrium constants, and free energies of formation of the monoolefin hydrocarbons, J. Res. Nat. Bur. Stand, 1946, 36, 559-612. [all data]

Wiberg, Wasserman, et al., 1984
Wiberg, K.B.; Wasserman, D.J.; Martin, E., Enthalpies of hydration of alkenes. 2. The n-heptenes and n-pentenes, J. Phys. Chem., 1984, 88, 3684-3688. [all data]

Good and Smith, 1979
Good, W.D.; Smith, N.K., The enthalpies of combustion of the isomeric pentenes in the liquid state. A warning to combustion calorimetrists about sample drying, J. Chem. Thermodyn., 1979, 11, 111-118. [all data]

Coops, Mulder, et al., 1946
Coops, J.; Mulder, D.; Dienske, J.W.; Smittenberg, J., The heats of combustion of a number of hydrocarbons, Rec. Trav. Chim. Pays/Bas, 1946, 65, 128. [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]

Chao, Hall, et al., 1983
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
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]

Kapteijn, Steen, et al., 1983
Kapteijn, F.; Steen, A.J.; Mol, J.C., Thermodynamics of the geometrical isomerization of 2-butene and 2-pentene, J. Chem. Thermodyn., 1983, 15, 137-146. [all data]

Egger and Benson, 1966
Egger, K.W.; Benson, S.W., Nitric oxide and iodine catalyzed isomerization of olefins. VI. Thermodynamic data from equilibrium studies of the geometrical and positional isomerization of n-pentenes, J. Am. Chem. Soc., 1966, 88, 236-240. [all data]

Karaseva and Andreevskii, 1969
Karaseva, S.Ya.; Andreevskii, D.N., Equilibrium in the isomerisation of secondary monochloropentanes and the dehydrochlorination of 2-chloropentane, Russ. J. Phys. Chem. (Engl. Transl.), 1969, 43, 1236-1238. [all data]

Ho, Yang, et al., 1997
Ho, Y.-P.; Yang, Y.-C.; Klippenstein, S.J.; Dunbar, R.C., Binding Energies of Ag+ and Cd+ Complexes from Analysis of Radiative Association Kinetics, J. Phys. Chem. A, 1997, 101, 18, 3338, https://doi.org/10.1021/jp9637284 . [all data]


Notes

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