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Nonane, 3-methyl-

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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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny, director
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Tboil440.9 ± 0.3KAVGN/AAverage of 7 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus188.49KN/AParks, West, et al., 1941Uncertainty assigned by TRC = 0.2 K; TRC
Tfus183.15KN/AWhitmore and Orem, 1938Uncertainty assigned by TRC = 0.5 K; TRC
Tfus188.29KN/ACalingaert and Soroos, 1936Uncertainty assigned by TRC = 0.2 K; TRC
Quantity Value Units Method Reference Comment
Ttriple188.5KN/AParks, West, et al., 1941Uncertainty assigned by TRC = 0.2 K; TRC
Quantity Value Units Method Reference Comment
Tc613.6KN/AMajer and Svoboda, 1985 
Quantity Value Units Method Reference Comment
Deltavap11.88kcal/molN/AMajer and Svoboda, 1985 
Deltavap12.0kcal/molN/AReid, 1972AC

Enthalpy of vaporization

DeltavapH (kcal/mol) Temperature (K) Method Reference Comment
9.144441.N/AMajer and Svoboda, 1985 
11.3 ± 0.05328.CMajer, Svoboda, et al., 1984AC
11.0 ± 0.05343.CMajer, Svoboda, et al., 1984AC
10.8 ± 0.05358.CMajer, Svoboda, et al., 1984AC

Enthalpy of vaporization

ΔvapH = A exp(-βTr) (1 − Tr)β
    ΔvapH = Enthalpy of vaporization (at saturation pressure) (kcal/mol)
    Tr = reduced temperature (T / Tc)

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Temperature (K) A (kcal/mol) beta Tc (K) Reference Comment
328. - 368.17.040.3131613.6Majer and Svoboda, 1985 

Enthalpy of fusion

DeltafusH (kcal/mol) Temperature (K) Reference Comment
4.47188.5Domalski and Hearing, 1996AC
4.4689188.5Parks, West, et al., 1941, 2DH

Entropy of fusion

DeltafusS (cal/mol*K) Temperature (K) Reference Comment
23.71188.5Parks, West, et al., 1941, 2DH

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

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

Parks, West, et al., 1941
Parks, G.S.; West, T.J.; Moore, G.E., Thermal data on organic compounds. XXI. Some heat capacity, entropy and free energy data form the four methylnonanes., J. Am. Chem. Soc., 1941, 63, 1133. [all data]

Whitmore and Orem, 1938
Whitmore, F.C.; Orem, H.P., A New Synthesis of Teritary Hydrocarbons, J. Am. Chem. Soc., 1938, 60, 2573. [all data]

Calingaert and Soroos, 1936
Calingaert, G.; Soroos, H., The methyl nonanes, J. Am. Chem. Soc., 1936, 58, 635. [all data]

Majer and Svoboda, 1985
Majer, V.; Svoboda, V., Enthalpies of Vaporization of Organic Compounds: A Critical Review and Data Compilation, Blackwell Scientific Publications, Oxford, 1985, 300. [all data]

Reid, 1972
Reid, Robert C., Handbook on vapor pressure and heats of vaporization of hydrocarbons and related compounds, R. C. Wilhort and B. J. Zwolinski, Texas A Research Foundation. College Station, Texas(1971). 329 pages.$10.00, AIChE J., 1972, 18, 6, 1278-1278, https://doi.org/10.1002/aic.690180637 . [all data]

Majer, Svoboda, et al., 1984
Majer, V.; Svoboda, V.; Pechacek, J.; Hala, S., Enthalpies of vaporization and cohesive energies of eight C9 to C11, J. Chem. Thermodyn., 1984, 16, 567-572. [all data]

Domalski and Hearing, 1996
Domalski, Eugene S.; Hearing, Elizabeth D., Heat Capacities and Entropies of Organic Compounds in the Condensed Phase. Volume III, J. Phys. Chem. Ref. Data, 1996, 25, 1, 1, https://doi.org/10.1063/1.555985 . [all data]

Parks, West, et al., 1941, 2
Parks, G.S.; West, T.J.; Moore, G.E., Thermal data on organic compounds. XXI. Some heat capacity, entropy and free energy data for the four methylnonanes, J. Am. Chem. Soc., 1941, 63, 1133-1135. [all data]


Notes

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