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1-Butanamine, N-(1-methylethyl)-

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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, Kenneth Kroenlein 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
Tboil396.6KN/AMajer and Svoboda, 1985 
Tboil397.15KN/AHowk, Little, et al., 1954Uncertainty assigned by TRC = 2. K; TRC
Quantity Value Units Method Reference Comment
Tc563.6KN/AMajer and Svoboda, 1985 
Quantity Value Units Method Reference Comment
Deltavap10.06kcal/molN/AMajer and Svoboda, 1985 
Deltavap9.13 ± 0.48kcal/molESuradi, Hacking, et al., 1981ALS
Deltavap9.13kcal/molN/ASuradi, Hacking, et al., 1981DRB
Deltavap10.1 ± 0.02kcal/molCPetros, Majer, et al., 1979AC

Enthalpy of vaporization

DeltavapH (kcal/mol) Temperature (K) Method Reference Comment
8.250396.6N/AMajer and Svoboda, 1985 
9.78 ± 0.02313.CPetros, Majer, et al., 1979AC
9.54 ± 0.02328.CPetros, Majer, et al., 1979AC
9.25 ± 0.02343.CPetros, Majer, et al., 1979AC
8.99 ± 0.02358.CPetros, Majer, et al., 1979AC
9.56340.CPetros, Majer, et al., 1979Based on data from 325. - 395. K.; AC

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
298. - 358.14.930.3089563.6Majer and Svoboda, 1985 

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.

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]

Howk, Little, et al., 1954
Howk, B.W.; Little, E.L.; Scott, S.L.; Whitman, G.M., Alkali Metal-Catalyyzed Amination of Olefins, J. Am. Chem. Soc., 1954, 76, 1899. [all data]

Suradi, Hacking, et al., 1981
Suradi, S.; Hacking, J.M.; Pilcher, G.; Gumrukcu, I.; Lappert, M.F., Enthalpies of combustion of five sterically hindered amines, J. Chem. Thermodyn., 1981, 13, 857-861. [all data]

Petros, Majer, et al., 1979
Petros, Libor; Majer, Vladimír; Koubek, Josef; Svoboda, Václav; Pick, Jirí, Temperature dependence of heats of vaporization, saturated vapour pressures and cohesive energies of secondary amines, Collect. Czech. Chem. Commun., 1979, 44, 12, 3533-3540, https://doi.org/10.1135/cccc19793533 . [all data]


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