Hexane, 3,3,4,4-tetraethyl-

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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-265.5 ± 2.6kJ/molCcbVerevkin, Nolke, et al., 1997 

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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Δfliquid-329.9 ± 2.3kJ/molCcbVerevkin, Nolke, et al., 1997 
Quantity Value Units Method Reference Comment
Δcliquid-9467.2 ± 2.3kJ/molCcbVerevkin, Nolke, et al., 1997Corresponding Δfliquid = -329.4 kJ/mol (simple calculation by NIST; no Washburn corrections)

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:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Δvap63.9 ± 1.2kJ/molVVerevkin, Nolke, et al., 1997ALS
Δvap63.9 ± 1.2kJ/molGSVerevkin, Nolke, et al., 1997Based on data from 298. to 307. K.; AC
Δvap65.0 ± 1.2kJ/molN/ABeckhaus and Rüchardt, 1973AC

Enthalpy of vaporization

ΔvapH (kJ/mol) Temperature (K) Method Reference Comment
54.5366.A,MGStephenson and Malanowski, 1987Based on data from 313. to 366. K. See also Schiessler and Whitmore, 1955.; AC
65.7 ± 1.2292.GSBeckhaus and Rüchardt, 1973Based on data from 283. to 302. K. See also Chickos, Hesse, et al., 1995.; AC

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Notes

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

Verevkin, Nolke, et al., 1997
Verevkin, S.P.; Nolke, M.; Beckhaus, H.D.; Ruchardt, C., Enthalpies of formation of hexaethylethane, octamethylhexane, and tri-tert-butylmethane. Extremely strained hydrocarbons, J. Org. Chem., 1997, 62, 4683-4686. [all data]

Beckhaus and Rüchardt, 1973
Beckhaus, Hans-Dieter; Rüchardt, Christoph, Darstellung und thermolyse von hexaäthyläthan, Tetrahedron Letters, 1973, 14, 22, 1971-1974, https://doi.org/10.1016/S0040-4039(01)96096-4 . [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]

Schiessler and Whitmore, 1955
Schiessler, R.W.; Whitmore, F.C., Properties of High Molecular Weight Hydrocarbons, Ind. Eng. Chem., 1955, 47, 8, 1660-1665, https://doi.org/10.1021/ie50548a054 . [all data]

Chickos, Hesse, et al., 1995
Chickos, James S.; Hesse, Donald G.; Hosseini, Sarah; Liebman, Joel F.; David Mendenhall, G.; Verevkin, Sergej P.; Rakus, Klaus; Beckhaus, Hans-Dieter; Rüchardt, Christoph, Enthalpies of vaporization of some highly branched hydrocarbons, The Journal of Chemical Thermodynamics, 1995, 27, 6, 693-705, https://doi.org/10.1006/jcht.1995.0071 . [all data]


Notes

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