Propylene Glycol

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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
DRB - Donald R. Burgess, Jr.

Quantity Value Units Method Reference Comment
Δfgas-429.8 ± 4.1kJ/molCcbKnauth and Sabbah, 1990ALS
Δfgas-421. ± 3.kJ/molCcbGardner and Hussain, 1972ALS
Δfgas-435.3kJ/molN/AMoureu and Dode, 1937Value computed using ΔfHliquid° value of -500.3±1.8 kj/mol from Moureu and Dode, 1937 and ΔvapH° value of 65.0 kj/mol from Gardner and Hussain, 1972.; DRB

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:
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
CH5O+10.04 ± 0.05CH3COEIHolmes and Lossing, 1984LBLHLM
C2H5O+10.16 ± 0.05CH2OHEIHolmes and Lossing, 1984LBLHLM
C2H5O+10.25CH2OHEILossing, 1977LLK

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.

Knauth and Sabbah, 1990
Knauth, P.; Sabbah, R., Energetics of inter- and intramolecular bonds in alkanediols. IV. The thermochemical study of 1,2-alkanediols at 298.15 K, Thermochim. Acta, 1990, 164, 145-152. [all data]

Gardner and Hussain, 1972
Gardner, P.J.; Hussain, K.S., The standard enthalpies of formation of some aliphatic diols, J. Chem. Thermodyn., 1972, 4, 819-827. [all data]

Moureu and Dode, 1937
Moureu, H.; Dode, M., Chaleurs de formation de l'oxyde d'ethylene, de l'ethanediol et de quelques homologues, Bull. Soc. Chim. France, 1937, 4, 637-647. [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]

Lossing, 1977
Lossing, F.P., Heats of formation of some isomeric [CnH2n+1]+ ions. Substitutional effects on ion stability, J. Am. Chem. Soc., 1977, 99, 7526. [all data]


Notes

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