Ethane, 1,1-dimethoxy-

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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

Ethane, 1,1-dimethoxy- + Water = 2Methyl Alcohol + Acetaldehyde

By formula: C4H10O2 + H2O = 2CH4O + C2H4O

Quantity Value Units Method Reference Comment
Δr8.622 ± 0.015kcal/molCmWiberg, 1980liquid phase; solvent: Water; Hydrolysis

Gas phase ion energetics 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:
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard

Ionization energy determinations

IE (eV) Method Reference Comment
10. ± 10.PIWatanabe, Nakayama, et al., 1962RDSH

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
C3H7O+9.98 ± 0.05CH3OEIHolmes and Lossing, 1984LBLHLM
C3H7O+10.63 ± 0.04CH3OEIMartin, Lampe, et al., 1966RDSH
C3H7O2+9.74CH3EIHolmes and Lossing, 1982LBLHLM
C3H7O2+10.34 ± 0.07CH3EIMartin, Lampe, et al., 1966RDSH

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.

Wiberg, 1980
Wiberg, K.B., Energies of organic compounds, Rept. DOE-E(11-1)4060 Prepared for US Dept. of Energy by Yale Univ., New Haven, CT. Avail. NTIS, 1980, 1-24. [all data]

Watanabe, Nakayama, et al., 1962
Watanabe, K.; Nakayama, T.; Mottl, J., Ionization potentials of some molecules, J. Quant. Spectry. Radiative Transfer, 1962, 2, 369. [all data]

Holmes and Lossing, 1984
Holmes, J.L.; Lossing, F.P., Heats of formation of organic radicals from appearance energies, Int. J. Mass Spectrom. Ion Processes, 1984, 58, 113. [all data]

Martin, Lampe, et al., 1966
Martin, R.H.; Lampe, F.W.; Taft, R.W., An electron-impact study of ionization and dissociation in methoxy- and halogen- substituted methanes, J. Am. Chem. Soc., 1966, 88, 1353. [all data]

Holmes and Lossing, 1982
Holmes, J.L.; Lossing, F.P., Towards a general scheme for estimating the heats of formation of organic ions in the gas phase. Part II. The effect of substitution at charge-bearing sites, Can. J. Chem., 1982, 60, 2365. [all data]


Notes

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