2H-Pyran-2-one, 4-methoxy-6-methyl-


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

4H-Pyran-4-one, 2-methoxy-6-methyl- = 2H-Pyran-2-one, 4-methoxy-6-methyl-

By formula: C7H8O3 = C7H8O3

Quantity Value Units Method Reference Comment
Δr-24. ± 3.kJ/molCisoBeak, Mueller, et al., 1974liquid phase; solvent: 1,2-Dichloroethane; #LED
Δr-37. ± 8.8kJ/molCisoBeak, Mueller, et al., 1974gas phase; Hr gas 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.

Beak, Mueller, et al., 1974
Beak, P.; Mueller, D.S.; Lee, J., Equilibration studies. Determination of the enthalpy difference between methyltropic isomers from heats of methylation, J. Am. Chem. Soc., 1974, 96, 3867-3874. [all data]


Notes

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