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1-Pentanol, 2-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:
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

Quantity Value Units Method Reference Comment
Tboil421. ± 2.KAVGN/AAverage of 21 out of 22 values; Individual data points
Quantity Value Units Method Reference Comment
Tc604.4 ± 0.5KN/AGude and Teja, 1995 
Tc604.4KN/AQuadri, Khilar, et al., 1991Uncertainty assigned by TRC = 0.7 K; TRC
Quantity Value Units Method Reference Comment
Pc34.0 ± 0.2atmN/AGude and Teja, 1995 
Pc34.05atmN/AQuadri, Khilar, et al., 1991Uncertainty assigned by TRC = 0.49 atm; TRC
Quantity Value Units Method Reference Comment
Deltavap14.2 ± 0.07kcal/molGSKulikov, Verevkin, et al., 2001Based on data from 275. - 313. K.; AC

Enthalpy of vaporization

DeltavapH (kcal/mol) Temperature (K) Method Reference Comment
11.8382.AStephenson and Malanowski, 1987Based on data from 367. - 423. K.; AC
15.5279.AStephenson and Malanowski, 1987Based on data from 261. - 294. K. See also Thomas, Meatyard, et al., 1979.; AC
13.7 ± 0.05328.CMajer, Svoboda, et al., 1985AC
13.3 ± 0.05343.CMajer, Svoboda, et al., 1985AC
12.9 ± 0.05358.CMajer, Svoboda, et al., 1985AC
12.6 ± 0.05368.CMajer, Svoboda, et al., 1985AC
13.0313.N/AWilhoit and Zwolinski, 1973Based on data from 298. - 423. K.; AC
12.0356.IHovorka, Lankelma, et al., 1938Based on data from 298. - 413. K.; AC

Antoine Equation Parameters

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

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Temperature (K) A B C Reference Comment
298. - 423.6.1922625.1433.181Hovorka, Lankelma, et al., 1938Coefficents 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.

Gude and Teja, 1995
Gude, M.; Teja, A.S., Vapor-Liquid Critical Properties of Elements and Compounds. 4. Aliphatic Alkanols, J. Chem. Eng. Data, 1995, 40, 1025-1036. [all data]

Quadri, Khilar, et al., 1991
Quadri, S.K.; Khilar, K.C.; Kudchadker, A.P.; Patni, M.J., Measurement of the critical temperatures and critical pressures of some thermally stable or mildly unstable alkanols, J. Chem. Thermodyn., 1991, 23, 67-76. [all data]

Kulikov, Verevkin, et al., 2001
Kulikov, Dmitry; Verevkin, Sergey P.; Heintz, Andreas, Determination of Vapor Pressures and Vaporization Enthalpies of the Aliphatic Branched C 5 and C 6 Alcohols, J. Chem. Eng. Data, 2001, 46, 6, 1593-1600, https://doi.org/10.1021/je010187p . [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]

Thomas, Meatyard, et al., 1979
Thomas, Leo H.; Meatyard, Robert; Smith, Harry; Davies, Gwyn H., Vapor pressures and molar entropies of vaporization of monohydric alcohols, J. Chem. Eng. Data, 1979, 24, 3, 159-161, https://doi.org/10.1021/je60082a032 . [all data]

Majer, Svoboda, et al., 1985
Majer, V.; Svoboda, V.; Lencka, M., Enthalpies of vaporization and cohesive energies of dimethylpyridines and trimethylpyridines, The Journal of Chemical Thermodynamics, 1985, 17, 4, 365-370, https://doi.org/10.1016/0021-9614(85)90133-8 . [all data]

Wilhoit and Zwolinski, 1973
Wilhoit, R.C.; Zwolinski, B.J., Physical and thermodynamic properties of aliphatic alcohols, J. Phys. Chem. Ref. Data Suppl., 1973, 1, 2, 1. [all data]

Hovorka, Lankelma, et al., 1938
Hovorka, Frank; Lankelma, Herman P.; Stanford, Spencer C., Thermodynamic Properties of the Hexyl Alcohols. II. Hexanols-1, -2, -3 and 2-Methylpentanol-1 and -4, J. Am. Chem. Soc., 1938, 60, 4, 820-827, https://doi.org/10.1021/ja01271a018 . [all data]


Notes

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