1-Butanol, 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, Chris Muzny director
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Tboil402. ± 2.KAVGN/AAverage of 29 values; Individual data points
Quantity Value Units Method Reference Comment
Tc575.4 ± 0.5KN/AGude and Teja, 1995 
Tc575.4KN/AQuadri, Khilar, et al., 1991Uncertainty assigned by TRC = 0.7 K; TRC
Quantity Value Units Method Reference Comment
Pc39.4 ± 0.2barN/AGude and Teja, 1995 
Pc39.40barN/AQuadri, Khilar, et al., 1991Uncertainty assigned by TRC = 0.40 bar; TRC
Quantity Value Units Method Reference Comment
Deltavap54.6 ± 1.3kJ/molVChao and Rossini, 1965Heat of formation derived by Cox and Pilcher, 1970; ALS
Deltavap54.6kJ/molN/AChao and Rossini, 1965DRB
Deltavap54.1kJ/molCMcCurdy and Laidler, 1963AC

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
43.4317.N/AEaston, Hargreaves, et al., 2007Based on data from 302. - 410. K. See also Boublik, Fried, et al., 1984.; AC
51.2345.N/AAucejo, Burguet, et al., 1994Based on data from 330. - 405. K.; AC
49.8353.AStephenson and Malanowski, 1987Based on data from 338. - 402. K.; AC
53.9332.AStephenson and Malanowski, 1987Based on data from 317. - 403. K.; AC
58.5264.AStephenson and Malanowski, 1987Based on data from 249. - 319. K. See also Thomas, Meatyard, et al., 1979.; AC
56.7313.N/ABoublik, Fried, et al., 1984Based on data from 298. - 393. K. See also Butler, Ramchandani, et al., 1935.; AC
56.1322.N/AWilhoit and Zwolinski, 1973Based on data from 307. - 403. K.; AC

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
298.12 - 393.704.482661360.367-99.937Butler, Ramchandani, et al., 1935, 2Coefficents 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:


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]

Chao and Rossini, 1965
Chao, J.; Rossini, F.D., Heats of combustion, formation, and isomerization of nineteen alkanols, J. Chem. Eng. Data, 1965, 10, 374-379. [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]

McCurdy and Laidler, 1963
McCurdy, K.G.; Laidler, K.J., HEATS OF VAPORIZATION OF A SERIES OF ALIPHATIC ALCOHOLS, Can. J. Chem., 1963, 41, 8, 1867-1871, https://doi.org/10.1139/v63-274 . [all data]

Easton, Hargreaves, et al., 2007
Easton, B.C.; Hargreaves, M.K.; Mitchell, R.K., The isolation of (-)-sec.-butylcarbinol from fusel oil, J. Appl. Chem., 2007, 7, 4, 198-204, https://doi.org/10.1002/jctb.5010070407 . [all data]

Boublik, Fried, et al., 1984
Boublik, T.; Fried, V.; Hala, E., The Vapour Pressures of Pure Substances: Selected Values of the Temperature Dependence of the Vapour Pressures of Some Pure Substances in the Normal and Low Pressure Region, 2nd ed., Elsevier, New York, 1984, 972. [all data]

Aucejo, Burguet, et al., 1994
Aucejo, Antonio; Burguet, M.C.; Monton, Juan B.; Munoz, Rosa; Sanchotello, Margarita; Vazquez, M. Isabel, Isothermal Vapor-Liquid Equilibria of 1-Pentanol with 2-Methyl-1-butanol, 2-Methyl-2-butanol, and 3-Methyl-2-butanol, J. Chem. Eng. Data, 1994, 39, 3, 578-580, https://doi.org/10.1021/je00015a040 . [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]

Butler, Ramchandani, et al., 1935
Butler, J.A.V.; Ramchandani, C.N.; Thomson, D.W., 58. The solubility of non-electrolytes. Part I. The free energy of hydration of some aliphatic alcohols, J. Chem. Soc., 1935, 280, https://doi.org/10.1039/jr9350000280 . [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]

Butler, Ramchandani, et al., 1935, 2
Butler, J.A.V.; Ramchandani, C.N.; Thomson, D.W., The Solubility of Non-Electrolytes. Part 1. The Free Energy of Hydration of Some Alphatic Alcohols, J. Chem. Soc., 1935, 280-285, https://doi.org/10.1039/jr9350000280 . [all data]


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