1,5-Cyclooctadiene

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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

1,5-Cyclooctadiene + 2Hydrogen = Cyclooctane

By formula: C8H12 + 2H2 = C8H16

Quantity Value Units Method Reference Comment
Δr-55.0 ± 0.1kcal/molChydRoth, Adamczak, et al., 1991liquid phase
Δr-53.68 ± 0.02kcal/molChydTurner, Mallon, et al., 1973liquid phase; solvent: Glacial acetic acid

1,5-Cyclooctadiene = 1,3-Cyclooctadiene, (Z,Z)-

By formula: C8H12 = C8H12

Quantity Value Units Method Reference Comment
Δr-4.6 ± 0.2kcal/molEqkTaskinen and Nummelin, 1985liquid phase

1,5-Cyclooctadiene = 1,4-Cyclooctadiene, (Z,Z)-

By formula: C8H12 = C8H12

Quantity Value Units Method Reference Comment
Δr-0.7 ± 0.2kcal/molEqkTaskinen and Nummelin, 1985liquid phase

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, 1985
Taskinen, E.; Nummelin, K., Relative thermodynamic stabilities of the isomeric cyclooctadienes, Acta Chem. Scand., Ser. B, 1985, 39, 791-792. [all data]


Notes

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