1,4-Cyclohexadiene

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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 + 1,4-Cyclohexadiene = Cyclohexane

By formula: 2H2 + C6H8 = C6H12

Quantity Value Units Method Reference Comment
Δr-55.6kcal/molChydRoth, Adamczak, et al., 1991liquid phase
Δr-53.90 ± 0.33kcal/molChydTurner, Mallon, et al., 1973liquid phase; solvent: Glacial acetic acid

1,3-Cyclohexadiene = 1,4-Cyclohexadiene

By formula: C6H8 = C6H8

Quantity Value Units Method Reference Comment
Δr-0.4 ± 0.2kcal/molEqkTaskinen and Nummelin, 1986liquid phase; solvent: (CH3)2SO; GLC

References

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

Roth, Adamczak, et al., 1991
Roth, W.R.; Adamczak, O.; Breuckmann, R.; Lennartz, H.-W.; Boese, R., Die Berechnung von Resonanzenergien; das MM2ERW-Kraftfeld, Chem. Ber., 1991, 124, 2499-2521. [all data]

Turner, Mallon, et al., 1973
Turner, R.B.; Mallon, B.J.; Tichy, M.; Doering, W.v.E.; Roth, W.R.; Schroder, G., Heats of hydrogenation. X. Conjugative interaction in cyclic dienes and trienes, J. Am. Chem. Soc., 1973, 95, 8605-8610. [all data]

Taskinen and Nummelin, 1986
Taskinen, E.; Nummelin, K., Thermodynamics of vinyl ethers. 31. Isomer equilibria in some six- and seven-membered cyclic dienes, J. Org. Chem., 1986, 50, 4844-4847. [all data]


Notes

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