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1,2-Ethanediol

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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.
GT - Glushko Thermocenter, Russian Academy of Sciences, Moscow

Quantity Value Units Method Reference Comment
Deltafgas-394.4 ± 2.8kJ/molCcrKnauth and Sabbah, 1990see Knauth and Sabbah, 1989; ALS
Deltafgas-388. ± 2.kJ/molCcbGardner and Hussain, 1972ALS
Deltafgas-390.3kJ/molN/AMcClaine, 1947Value computed using «DELTA»fHliquid° value of -455.9 kj/mol from McClaine, 1947 and «DELTA»vapH° value of 65.6 kj/mol from Knauth and Sabbah, 1990.; DRB
Deltafgas-389.3kJ/molN/AParks, West, et al., 1946Value computed using «DELTA»fHliquid° value of -454.9±0.3 kj/mol from Parks, West, et al., 1946 and «DELTA»vapH° value of 65.6 kj/mol from Knauth and Sabbah, 1990.; DRB
Deltafgas-387.5kJ/molN/AMoureu and Dode, 1937Value computed using «DELTA»fHliquid° value of -453.1±1.2 kj/mol from Moureu and Dode, 1937 and «DELTA»vapH° value of 65.6 kj/mol from Knauth and Sabbah, 1990.; DRB
Quantity Value Units Method Reference Comment
gas311.84J/mol*KN/AChao J., 1986Other third-law entropy values at 298.15 K known from literature are 284.5 [ Buckley P., 1967], 312.5 [ Stull D.R., 1969], and 315.47(5.36) J/mol*K [ Yeh T.-S., 1994].; GT

Constant pressure heat capacity of gas

Cp,gas (J/mol*K) Temperature (K) Reference Comment
59.79200.Yeh T.-S., 1994Other statistically calculated values of entropy at 298.15 K (274.76 [ Buckley P., 1967], 293.76 [ Frei H., 1977], 303.8 [ Chao J., 1986], and 323.55 J/mol*K [ Dyatkina M.E., 1954]) are in worse agreement with third-law entropy value.; GT
77.99298.15
78.41300.
97.99400.
113.64500.
125.65600.
135.23700.
143.26800.
150.25900.
156.401000.

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 intra- and intermolecular bonds in «omega»-alkanediols (II) Thermochemical study of 1,2-ethanediol, 1,3-propanediol, 1,4-butanediol, and 1,5-pentanediol at 298.15K, Struct. Chem., 1990, 1, 43-46. [all data]

Knauth and Sabbah, 1989
Knauth, P.; Sabbah, R., Combustion calorimetry on milligram samples of liquid substances with a CRMT rocking bomb calorimeter. Application to the study of «omega»-alkanediol at 298.15 K, J. Chem. Thermodyn., 1989, 21, 203-210. [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]

McClaine, 1947
McClaine, L.A., Thermodynamic data for some compounds containing carbon, hydrogen and oxygen, Ph.D. Thesis for Stanford University, 1947, 1-57. [all data]

Parks, West, et al., 1946
Parks, G.S.; West, T.J.; Naylor, B.F.; Fujii, P.S.; McClaine, L.A., Thermal data on organic compounds. XXIII. Modern combustion data for fourteen hydrocarbons and five polyhydroxy alcohols, J. Am. Chem. Soc., 1946, 68, 2524-2527. [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]

Chao J., 1986
Chao J., Thermodynamic properties of key organic oxygen compounds in the carbon range C1 to C4. Part 2. Ideal gas properties, J. Phys. Chem. Ref. Data, 1986, 15, 1369-1436. [all data]

Buckley P., 1967
Buckley P., Infrared studies on rotational isomerism. I. Ethylene glycol, Can. J. Chem., 1967, 45, 397-407. [all data]

Stull D.R., 1969
Stull D.R., Jr., The Chemical Thermodynamics of Organic Compounds. Wiley, New York, 1969. [all data]

Yeh T.-S., 1994
Yeh T.-S., Global conformational analysis of 1,2-ethanediol, J. Phys. Chem., 1994, 98, 8921-8929. [all data]

Frei H., 1977
Frei H., Ethylene glycol: infrared spectra, ab initio calculation, vibrational analysis and conformations of 5 matrix isolated isotopic modifications, Chem. Phys., 1977, 25, 271-298. [all data]

Dyatkina M.E., 1954
Dyatkina M.E., Thermodynamic functions of normal alcohols (propanol, butanol, ethylene glycol), Zh. Fiz. Khim., 1954, 28, 377. [all data]


Notes

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