(E)-1,3-Hexadiene

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Reaction 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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

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Individual Reactions

2Hydrogen + (E)-1,3-Hexadiene = n-Hexane

By formula: 2H2 + C6H10 = C6H14

Quantity Value Units Method Reference Comment
Δr-52.9 ± 0.3kcal/molChydFang and Rogers, 1992liquid phase; solvent: Cyclohexane

(E)-1,3-Hexadiene = 2,4-Hexadiene, (E,E)-

By formula: C6H10 = C6H10

Quantity Value Units Method Reference Comment
Δr-3.059kcal/molEqkPetrova-Kuminskaya, Roganov, et al., 1984gas phase; At 458 K, see Petrova-Kuminskaya, Baranov, et al., 1983

cis-1,3-hexadiene = (E)-1,3-Hexadiene

By formula: C6H10 = C6H10

Quantity Value Units Method Reference Comment
Δr-1.08kcal/molEqkPetrova-Kuminskaya, Roganov, et al., 1984gas phase; At 458 K, see Petrova-Kuminskaya, Baranov, et al., 1983

(E)-1,3-Hexadiene = 4-Methyl-1,3-pentadiene

By formula: C6H10 = C6H10

Quantity Value Units Method Reference Comment
Δr0.261kcal/molEqkPetrova-Kuminskaya, Roganov, et al., 1984gas phase; At 458 K, see Petrova-Kuminskaya, Roganov, et al., 1984, 2

2,4-Hexadiene, (E,Z)- = (E)-1,3-Hexadiene

By formula: C6H10 = C6H10

Quantity Value Units Method Reference Comment
Δr3.26kcal/molEqkBuechele, Weitz, et al., 1984gas phase

Gas phase ion energetics 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:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

View reactions leading to C6H10+ (ion structure unspecified)

Ionization energy determinations

IE (eV) Method Reference Comment
8.54 ± 0.05EIWolkoff, Holmes, et al., 1980LLK
8.53 ± 0.02PEBieri, Burger, et al., 1977LLK
8.51PEMasclet, Mouvier, et al., 1981Vertical value; LLK

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
C5H7+9.74 ± 0.05CH3EIWolkoff, Holmes, et al., 1980LLK

References

Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, Notes

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

Fang and Rogers, 1992
Fang, W.; Rogers, D.W., Enthalpy of hydrogenation of the hexadienes and cis- and trans-1,3,5-hexatriene, J. Org. Chem., 1992, 57, 2294-2297. [all data]

Petrova-Kuminskaya, Roganov, et al., 1984
Petrova-Kuminskaya, S.V.; Roganov, G.N.; Kabo, G.Ya., Enthalpies of formation and isomerization of alkadienes, Probl. Kalorim. Khim. Termodin., Dokl. Vses. Konf., 10th, 1984, 1, 234-236. [all data]

Petrova-Kuminskaya, Baranov, et al., 1983
Petrova-Kuminskaya, S.V.; Baranov, O.M.; Roganov, G.N.; Kabo, G.Ya., Equilibrium and thermodynamics of the isomerization of hexadienes, Neftekhimiya, 1983, 23, 489-494. [all data]

Petrova-Kuminskaya, Roganov, et al., 1984, 2
Petrova-Kuminskaya, S.V.; Roganov, G.N.; Kabo, G.Ya., Equilibrium of isomerization of 2-methylpentadienes, Neftekhimiya, 1984, 24, 485-490. [all data]

Buechele, Weitz, et al., 1984
Buechele, J.L.; Weitz, E.; Lewis, F.D., Laser-induced infrared multiphoton isomerization reactions of 2,4- and 1,3-hexadienes, J. Phys. Chem., 1984, 88, 868-876. [all data]

Wolkoff, Holmes, et al., 1980
Wolkoff, P.; Holmes, J.L.; Lossing, F.P., On the formation of cyclopentenium cations from all C6H10+ molecular ion structures, Can. J. Chem., 1980, 58, 251. [all data]

Bieri, Burger, et al., 1977
Bieri, G.; Burger, F.; Heilbronner, E.; Maier, J.P., Valence ionization enrgies of hydrocarbons, Helv. Chim. Acta, 1977, 60, 2213. [all data]

Masclet, Mouvier, et al., 1981
Masclet, P.; Mouvier, G.; Bocquet, J.F., Effets electroniques et effets steriques dus a la substitution alcoyle dans les dienes conjugues, J. Chim. Phys., 1981, 78, 99. [all data]


Notes

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