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Cyclobutane

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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 as indicated in comments:
B - John E. Bartmess
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

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Individual Reactions

C4H7- + Hydrogen cation = Cyclobutane

By formula: C4H7- + H+ = C4H8

Quantity Value Units Method Reference Comment
Deltar1746. ± 8.4kJ/molBranDePuy, Gronert, et al., 1989gas phase; B
Deltar1757. ± 8.4kJ/molBranPeerboom, Rademaker, et al., 1992gas phase; B
Quantity Value Units Method Reference Comment
Deltar1709. ± 8.8kJ/molH-TSDePuy, Gronert, et al., 1989gas phase; B
Deltar1719. ± 8.8kJ/molH-TSPeerboom, Rademaker, et al., 1992gas phase; B

2Ethylene = Cyclobutane

By formula: 2C2H4 = C4H8

Quantity Value Units Method Reference Comment
Deltar-86.6 ± 4.2kJ/molEqkQuick, Knecht, et al., 1972gas phase; At 750 K; ALS

References

Go To: Top, Reaction thermochemistry data, Notes

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

DePuy, Gronert, et al., 1989
DePuy, C.H.; Gronert, S.; Barlow, S.E.; Bierbaum, V.M.; Damrauer, R., The Gas Phase Acidities of the Alkanes, J. Am. Chem. Soc., 1989, 111, 6, 1968, https://doi.org/10.1021/ja00188a003 . [all data]

Peerboom, Rademaker, et al., 1992
Peerboom, R.A.L.; Rademaker, G.J.; Dekoning, L.J.; Nibbering, N.M.M., Stabilization of Cycloalkyl Carbanions in the Gas Phase, Rapid Commun. Mass Spectrom., 1992, 6, 6, 394, https://doi.org/10.1002/rcm.1290060608 . [all data]

Quick, Knecht, et al., 1972
Quick, L.M.; Knecht, D.A.; Back, M.H., Kinetics of the formation of cyclobutane from ethylene, Int. J. Chem. Kinet., 1972, 4, 61-68. [all data]


Notes

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