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Cyclobutane, methylene-


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

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

1,2,4-Pentatriene = Cyclobutane, methylene-

By formula: C5H6 = C5H6

Quantity Value Units Method Reference Comment
Deltar-8. ± 3.kJ/molEqkRoth, Hopf, et al., 1994gas phase; At 490 K
Deltar-3.6kJ/molEqkPasto and Kong, 1989liquid phase

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.

Roth, Hopf, et al., 1994
Roth, W.R.; Hopf, H.; Horn, C., Propargyl-Stabilisierungsenergie, Chem. Ber., 1994, 127, 1781-1795. [all data]

Pasto and Kong, 1989
Pasto, D.J.; Kong, W., Study of the substituted vinylallene-methylenecyclobutene electrocyclic equilibria. Comparison with the butadiene-cyclobutene and bisallene-bismethylenecyclobutene electrocyclic equilibria, J. Org. Chem., 1989, 54, 4028-4033. [all data]


Notes

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