Paraldehyde

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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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
GT - Glushko Thermocenter, Russian Academy of Sciences, Moscow

Quantity Value Units Method Reference Comment
Δfgas-152.1 ± 0.7kcal/molCcbPihlaja and Tuomi, 1970ALS
Quantity Value Units Method Reference Comment
gas89.5 ± 1.2cal/mol*KN/AClegg G.A., 1969GT

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

3Acetaldehyde = Paraldehyde

By formula: 3C2H4O = C6H12O3

Quantity Value Units Method Reference Comment
Δr-21. ± 1.kcal/molCmKrasnov, Ozherel'eva, et al., 1983liquid phase; solvent: Nonaqueous; Trimerization
Δr-23.4kcal/molEqkBusfield, Lee, et al., 1973gas phase

Paraldehyde = 3Acetaldehyde

By formula: C6H12O3 = 3C2H4O

Quantity Value Units Method Reference Comment
Δr23.4kcal/molEqkBusfield, Lee, et al., 1973gas phase; At 292-313 K

IR Spectrum

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Data compiled by: Coblentz Society, Inc.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director


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.

Pihlaja and Tuomi, 1970
Pihlaja, K.; Tuomi, M., Bond-Bond interactions in organic oxygen compounds. Part II. Anomalous stablization in cis-2,4,6-trimethyl-1,3,5-trioxane, Suom. Kemistil., 1970, 43, 224-226. [all data]

Clegg G.A., 1969
Clegg G.A., Thermodynamics of polymerization of heterocyclic compounds. Part IV. The heat capacity, entropy, enthalpy and free energy of paraldehyde, Makromol. Chem., 1969, 123, 194-202. [all data]

Krasnov, Ozherel'eva, et al., 1983
Krasnov, V.L.; Ozherel'eva, N.K.; Trub, E.P.; Tsvetkov, V.G.; Bodrikov, I.V., Trimerization of aldehydes under the action of sulfur dioxide, J. Gen. Chem. USSR, 1983, 53, 2135-2138. [all data]

Busfield, Lee, et al., 1973
Busfield, W.K.; Lee, R.M.; Merifold, D., Gas phase equilibrium between acetaldehyde and paraldehyde, thermodynamic values for the trimerisation of acetaldehyde and the polymerisability of paraldehyde, J. Chem. Soc. Faraday Trans. 1, 1973, 69, 936-940. [all data]


Notes

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