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Triethylene glycol

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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:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Kenneth Kroenlein director
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Tboil540. ± 80.KAVGN/AAverage of 7 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus268.85KN/AAnonymous, 1968TRC
Tfus263.75KN/AGallaugher and Hibbert, 1936Uncertainty assigned by TRC = 0.5 K; TRC
Quantity Value Units Method Reference Comment
Tc797.KN/ANikitin, Pavlov, et al., 1995Uncertainty assigned by TRC = 10. K; TRC
Tc713.KN/AStephens and Tamplin, 1979Uncertainty assigned by TRC = 20. K; TC data from Union Carbide Corp.; TRC
Quantity Value Units Method Reference Comment
Pc33.00barN/ANikitin, Pavlov, et al., 1995Uncertainty assigned by TRC = 0.60 bar; TRC
Quantity Value Units Method Reference Comment
Deltavap60.5kJ/molN/AWise, Puck, et al., 1950Based on data from 293. - 303. K.; AC

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
72.2 ± 0.3440.EBSteele, Chirico, et al., 2002Based on data from 442. - 562. K.; AC
68.5 ± 0.3480.EBSteele, Chirico, et al., 2002Based on data from 442. - 562. K.; AC
64.6 ± 0.3520.EBSteele, Chirico, et al., 2002Based on data from 442. - 562. K.; AC
60.8 ± 0.5560.EBSteele, Chirico, et al., 2002Based on data from 442. - 562. K.; AC
67.7295.AStephenson and Malanowski, 1987Based on data from 288. - 303. K. See also Ishiguro and Matsumoto, 1955.; AC
71.5402.AStephenson and Malanowski, 1987Based on data from 387. - 552. K. See also Stull, 1947.; AC
77.0300.N/AMcFeely and Somorjai, 1972Based on data from 278. - 323. K.; AC
79.2 ± 7.9273.VGallaugher and Hibbert, 1937Reanalyzed by Pedley, Naylor, et al., 1986, Original value = 71.42 kJ/mol; ALS

Antoine Equation Parameters

log10(P) = A − (B / (T + C))
    P = vapor pressure (bar)
    T = temperature (K)

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Temperature (K) A B C Reference Comment
387. - 551.46.75683715.222-1.299Stull, 1947Coefficents calculated by NIST from author's data.

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


References

Go To: Top, Phase change data, Notes

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

Anonymous, 1968
Anonymous, X., Chemicals and Plastics Physical Properties, 1968, Union Carbide Corp., product bulletin, 1968. [all data]

Gallaugher and Hibbert, 1936
Gallaugher, A.F.; Hibbert, H., Studies on reactions relating to carbohydrates and polysaccharides: xlix molecular weight, molar refraction, freezing point and other properties of the polyethylene glycols and their derivatives, J. Am. Chem. Soc., 1936, 58, 813. [all data]

Nikitin, Pavlov, et al., 1995
Nikitin, E.D.; Pavlov, P.A.; Popov, A.P., (Gas + liquid) critical temperatures and pressures of polyethene glycols for HOCH2CH2OH to H(OCH2CH2)v.apprxeq.13.2OH, J. Chem. Thermodyn., 1995, 27, 43-51. [all data]

Stephens and Tamplin, 1979
Stephens, M.A.; Tamplin, W.S., Saturated Liquid SPecific Heats of Ethylene GLycol Homologues, J. Chem. Eng. Data, 1979, 24, 81-2. [all data]

Wise, Puck, et al., 1950
Wise, Henry.; Puck, Theodore T.; Failey, Crawford F., The Studies in Vapor--Liquid Equilibria. II. The Binary System Triethylene Glycol--Water., J. Phys. Chem., 1950, 54, 5, 734-741, https://doi.org/10.1021/j150479a021 . [all data]

Steele, Chirico, et al., 2002
Steele, W.V.; Chirico, R.D.; Knipmeyer, S.E.; Nguyen, A., Measurements of Vapor Pressure, Heat Capacity, and Density along the Saturation Line for «gamma»-Caprolactam, Pyrazine, 1,2-Propanediol, Triethylene Glycol, Phenyl Acetylene, and Diphenyl Acetylene, J. Chem. Eng. Data, 2002, 47, 4, 689-699, https://doi.org/10.1021/je010085z . [all data]

Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw, Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2 . [all data]

Ishiguro and Matsumoto, 1955
Ishiguro, T.; Matsumoto, K., Yakugaku Zasshi, 1955, 75, 1414. [all data]

Stull, 1947
Stull, Daniel R., Vapor Pressure of Pure Substances. Organic and Inorganic Compounds, Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022 . [all data]

McFeely and Somorjai, 1972
McFeely, F.R.; Somorjai, G.A., Vaporization kinetics of hydrogen-bonded liquids, J. Phys. Chem., 1972, 76, 6, 914-918, https://doi.org/10.1021/j100650a022 . [all data]

Gallaugher and Hibbert, 1937
Gallaugher, A.F.; Hibbert, H., Studies on reactions relating to carbohydrates and polysaccharides. LV. Vapor pressures of the polyethylene glycols and their derivatives, J. Am. Chem. Soc., 1937, 59, 2521-2525. [all data]

Pedley, Naylor, et al., 1986
Pedley, J.B.; Naylor, R.D.; Kirby, S.P., Thermochemical Data of Organic Compounds, Chapman and Hall, New York, 1986, 1-792. [all data]


Notes

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