1-Butanamine, N-butyl-

• Formula: C₈H₁₉N
• Molecular weight: 129.2432
• IUPAC Standard InChI: InChI=1S/C8H19N/c1-3-5-7-9-8-6-4-2/h9H,3-8H2,1-2H3 Copy

  
• IUPAC Standard InChIKey: JQVDAXLFBXTEQA-UHFFFAOYSA-N Copy
• CAS Registry Number: 111-92-2
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
  The 3d structure may be viewed using Java or Javascript.
• Other names: Dibutylamine; Di-n-butylamine; N-Dibutylamine; (n-C4H9)2NH; n-Butyl-1-butanamine; di-Normal-butylamine; Dibutilamina; UN 2248; Butylamine, di-n-
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• Information on this page:
  • Gas phase thermochemistry data
  • Condensed phase thermochemistry data
  • Phase change data
  • References
  • Notes
• Other data available:
  • Reaction thermochemistry data
  • Henry's Law data
  • Gas phase ion energetics data
  • Ion clustering data
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • Gas Chromatography
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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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.

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

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

Enthalpy of vaporization

Enthalpy of vaporization

Δ_vapH = A exp(-βT_r) (1 − T_r)^β
    Δ_vapH = Enthalpy of vaporization (at saturation pressure) (kJ/mol)
    T_r = reduced temperature (T / T_c)

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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.

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]

Lebedeva, Katin, et al., 1971
Lebedeva, N.D.; Katin, Y.A.; Akhmedova, G.Y., Enthalpies of formation of dipropylamine, di-isopropylamine, dibutylamine, and di-isobutylamine, Russ. J. Phys. Chem. (Engl. Transl.), 1971, 45, 771-772. [all data]

Timmermans, 1952
Timmermans, J., Freezing points of organic compounds. VVI New determinations., Bull. Soc. Chim. Belg., 1952, 61, 393. [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]

Toczylkin. L.S. and Young, 1980
Toczylkin. L.S.; Young, C.L., Gas-liquid criticl temperatures of mixtures containing electron donors. II. Amine mixtures, J. Chem. Thermodyn., 1980, 12, 365. [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]

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]

Notes

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• Symbols used in this document:
  

  Pc	Critical pressure
  Tboil	Boiling point
  Tc	Critical temperature
  Tfus	Fusion (melting) point
  ΔcH°liquid	Enthalpy of combustion of liquid at standard conditions
  ΔfH°gas	Enthalpy of formation of gas at standard conditions
  ΔfH°liquid	Enthalpy of formation of liquid at standard conditions
  ΔvapH	Enthalpy of vaporization
  ΔvapH°	Enthalpy of vaporization at standard conditions

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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