Ethene, 1,1-dimethoxy-


Gas phase 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

Quantity Value Units Method Reference Comment
Δfgas-67.09 ± 0.90kcal/molCmGuthrie and Liu, 1995Heat of hydrolysis

Condensed phase 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

Quantity Value Units Method Reference Comment
Δfliquid-75.56 ± 0.87kcal/molCmGuthrie and Liu, 1995Heat of hydrolysis

Phase change 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:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Δvap8.47 ± 0.28kcal/molVGuthrie and Liu, 1995Heat of hydrolysis; ALS
Δvap8.46kcal/molN/AGuthrie and Liu, 1995DRB

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Reference Comment
9.46333.Guthrie and Liu, 1995, 2Based on data from 303. to 362. K.; AC

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

2Water + Ethene, 1,1-dimethoxy- = Acetic acid + 2Methyl Alcohol

By formula: 2H2O + C4H8O2 = C2H4O2 + 2CH4O

Quantity Value Units Method Reference Comment
Δr-17.79 ± 0.86kcal/molCmGuthrie and Liu, 1995liquid phase; Heat of 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 evaluated by: Edward P. Hunter and Sharon G. Lias

View reactions leading to C4H8O2+ (ion structure unspecified)

Quantity Value Units Method Reference Comment
Proton affinity (review)228.7kcal/molN/AHunter and Lias, 1998 
Quantity Value Units Method Reference Comment
Gas basicity221.8kcal/molN/AHunter and Lias, 1998 

UV/Visible spectrum

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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: Victor Talrose, Alexander N. Yermakov, Alexy A. Usov, Antonina A. Goncharova, Axlexander N. Leskin, Natalia A. Messineva, Natalia V. Trusova, Margarita V. Efimkina

Spectrum

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Additional Data

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Source Tada, et al., 1972
Owner INEP CP RAS, NIST OSRD
Collection (C) 2007 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin INSTITUTE OF ENERGY PROBLEMS OF CHEMICAL PHYSICS, RAS
Source reference RAS UV No. 16221
Instrument unknown

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, UV/Visible spectrum, NIST Free Links, Notes

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

Guthrie and Liu, 1995
Guthrie, J.P.; Liu, Z., The enols of acetic acid and methyl acetate, Can. J. Chem., 1995, 73, 1395-2398. [all data]

Guthrie and Liu, 1995, 2
Guthrie, J.P.; Liu, Z., The enols of acetic acid and methyl acetate, Can. J. Chem., 1995, 73, 1395-1398. [all data]

Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G., Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update, J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018 . [all data]

Tada, et al., 1972
Tada, M., et al., Tetrahedron, 1972, 28, 2121. [all data]


Notes

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