Triethylamine

• Formula: C₆H₁₅N
• Molecular weight: 101.1900
• IUPAC Standard InChI: InChI=1S/C6H15N/c1-4-7(5-2)6-3/h4-6H2,1-3H3 Copy

  
• IUPAC Standard InChIKey: ZMANZCXQSJIPKH-UHFFFAOYSA-N Copy
• CAS Registry Number: 121-44-8
• 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: Ethanamine, N,N-diethyl-; (C2H5)3N; (Diethylamino)ethane; N,N-Diethylethanamine; TEN; Triaethylamin; Trietilamina; UN 1296; 1069-58-5 (maleate); 554-68-7 (chloride)
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• Information on this page:
  • Phase change data
  • Gas phase ion energetics data
  • Gas Chromatography
  • References
  • Notes
• Other data available:
  • Gas phase thermochemistry data
  • Condensed phase thermochemistry data
  • Reaction thermochemistry data
  • Henry's Law data
  • Ion clustering data
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • UV/Visible spectrum
• Data at other public NIST sites:
  • Gas Phase Kinetics Database
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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
BS - Robert L. Brown and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

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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Antoine Equation Parameters

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

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Gas phase ion energetics 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 evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias
L - Sharon G. Lias

Data compiled as indicated in comments:
LL - Sharon G. Lias and Joel F. Liebman
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

Ionization energy determinations

Appearance energy determinations

Gas Chromatography

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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: NIST Mass Spectrometry Data Center, William E. Wallace, director

Kovats' RI, non-polar column, isothermal

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Kovats' RI, polar column, isothermal

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Van Den Dool and Kratz RI, non-polar column, temperature ramp

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Normal alkane RI, non-polar column, temperature ramp

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Normal alkane RI, non-polar column, custom temperature program

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Normal alkane RI, polar column, custom temperature program

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References

Go To: Top, Phase change data, Gas phase ion energetics data, Gas Chromatography, Notes

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

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

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Mokbel, Ilham; Razzouk, Antonio; Sawaya, Terufat; Jose, Jacques, Experimental Vapor Pressures of 2-Phenylethylamine, Benzylamine, Triethylamine, and cis -2,6-Dimethylpiperidine in the Range between 0.2 Pa and 75 kPa, J. Chem. Eng. Data, 2009, 54, 3, 819-822, https://doi.org/10.1021/je800603z . [all data]

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WANG, Z.; FANG, W.; LIN, R.; GUO, Y.; ZHOU, X., Volatility of blended fuel of endothermic hydrocarbon fuel and triethylamine, Fuel, 2006, 85, 12-13, 1794-1797, https://doi.org/10.1016/j.fuel.2006.02.011 . [all data]

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Dutt, N.V.K.; Kahol, A.P.; Reddy, P.J.; Raghunandanan, K.S., Isobaric vapor-liquid equilibria for the binary systems of benzene/triethylamine, benzene/trimethyl phosphite, and triethylamine/trimethyl phosphite, J. Chem. Eng. Data, 1990, 35, 2, 114-117, https://doi.org/10.1021/je00060a004 . [all data]

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Hunter, E.P.; Lias, S.G., Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update, J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018 . [all data]

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Mathis, J.E.; Compton, R.N., Single and multiple photon ionization of triethylamine, J. Chem. Phys., 1996, 104, 8341. [all data]

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Aue, D.H.; Bowers, M.T., Chapter 9. Stabilities of positive ions from equilibrium gas phase basicity measurements in Ions Chemistry,, ed. M.T. Bowers, 1979. [all data]

Aue, Webb, et al., 1976
Aue, D.H.; Webb, H.M.; Bowers, M.T., Quantitative proton affinities, ionization potentials, and hydrogen affinities of alkylamines, J. Am. Chem. Soc., 1976, 98, 311. [all data]

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Utsunomiya, Kobayashi, et al., 1976
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Notes

Go To: Top, Phase change data, Gas phase ion energetics data, Gas Chromatography, References

• Symbols used in this document:
  

  AE	Appearance energy
  IE (evaluated)	Recommended ionization energy
  Tboil	Boiling point
  Tc	Critical temperature
  Tfus	Fusion (melting) point
  ΔvapH	Enthalpy of vaporization
  ΔvapH°	Enthalpy of vaporization at standard conditions
  ρc	Critical density

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