Propanoic acid, 2,2-dimethyl-, methyl ester

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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-118.16kcal/molCcrHall and Baldt, 1971 
Δfgas-122.8 ± 1.8kcal/molCcbHancock, Watson, et al., 1954Heat of formation derived by Cox and Pilcher, 1970

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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Δfliquid-126.69kcal/molCcrHall and Baldt, 1971ALS
Δfliquid-132.0 ± 1.7kcal/molCcbHancock, Watson, et al., 1954Heat of formation derived by Cox and Pilcher, 1970; ALS
Quantity Value Units Method Reference Comment
Δcliquid-847.52 ± 0.28kcal/molCcrHall and Baldt, 1971Corresponding Δfliquid = -126.68 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS
Δcliquid-842.kcal/molCcbHancock, Watson, et al., 1954Heat of formation derived by Cox and Pilcher, 1970; Corresponding Δfliquid = -132. kcal/mol (simple calculation by NIST; no Washburn corrections); ALS

Constant pressure heat capacity of liquid

Cp,liquid (cal/mol*K) Temperature (K) Reference Comment
61.64298.15Fuchs, 1979DH
53.30297.Hall and Baldt, 1971DH

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.

Hall and Baldt, 1971
Hall, H.K., Jr.; Baldt, J.H., Thermochemistry of strained-ring bridgehead nitriles and esters, J. Am. Chem. Soc., 1971, 93, 140-145. [all data]

Hancock, Watson, et al., 1954
Hancock, C.K.; Watson, G.M.; Gilby, R.F., Heats of combustion of five-carbon fatty acids and their methyl and ethyl esters, J. Phys. Chem., 1954, 58, 127-129. [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]

Fuchs, 1979
Fuchs, R., Heat capacities of some liquid aliphatic, alicyclic, and aromatic esters at 298.15 K, J. Chem. Thermodyn., 1979, 11, 959-961. [all data]


Notes

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