Home Symbol which looks like a small house Up Solid circle with an upward pointer in it

Triethylamine

Data at NIST subscription sites:

NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.


Gas phase thermochemistry data

Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, IR Spectrum, Mass spectrum (electron ionization), References, Notes

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

Data compiled by: Donald R. Burgess, Jr.

Quantity Value Units Method Reference Comment
Deltafgas-134.1kJ/molN/ABaroody and Carpenter, 1972Value computed using «DELTA»fHliquid° value of -169 kj/mol from Baroody and Carpenter, 1972 and «DELTA»vapH° value of 34.94±0.06 kj/mol from missing citation.
Deltafgas-92.9 ± 0.5kJ/molN/ALebedeva, 1966Value computed using «DELTA»fHliquid° value of -127.8±0.54 kj/mol from Lebedeva, 1966 and «DELTA»vapH° value of 34.94±0.06 kj/mol from missing citation.
Deltafgas-143.1kJ/molN/ALemoult, 1907Value computed using «DELTA»fHliquid° value of -178 kj/mol from Lemoult, 1907 and «DELTA»vapH° value of 34.94±0.06 kj/mol from missing citation.

Condensed phase thermochemistry data

Go To: Top, Gas phase thermochemistry data, Phase change data, Reaction thermochemistry data, IR Spectrum, Mass spectrum (electron ionization), References, Notes

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
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Deltafliquid-169.kJ/molCcbBaroody and Carpenter, 1972ALS
Deltafliquid-127.8 ± 0.54kJ/molCcbLebedeva, 1966ALS
Deltafliquid-178.kJ/molCcbLemoult, 1907ALS
Quantity Value Units Method Reference Comment
Deltacliquid-4377.09 ± 0.54kJ/molCcbLebedeva, 1966ALS
Deltacliquid-4354.3kJ/molCcbLemoult, 1907ALS

Constant pressure heat capacity of liquid

Cp,liquid (J/mol*K) Temperature (K) Reference Comment
216.43298.15Grolier, Roux-Desgranges, et al., 1993DH
218.10298.15Hepler, Kooner, et al., 1985DH
177.0298.von Reis, 1881T = 293 to 378 K.; DH

Phase change data

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry data, IR Spectrum, Mass spectrum (electron ionization), References, Notes

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

Quantity Value Units Method Reference Comment
Tboil362.3 ± 0.6KAVGN/AAverage of 29 out of 31 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus158.45KN/AAnonymous, 1968TRC
Tfus158.45KN/ATimmermans, 1952Uncertainty assigned by TRC = 0.4 K; TRC
Tfus158.KN/AJoukovsky, 1934Uncertainty assigned by TRC = 2. K; TRC
Tfus158.45KN/ATimmermans and Hennaut-Roland, 1932Uncertainty assigned by TRC = 1. K; TRC
Tfus158.4KN/ATimmermans, 1914Uncertainty assigned by TRC = 0.2 K; TRC
Quantity Value Units Method Reference Comment
Tc535.6 ± 0.3KAVGN/AAverage of 6 values; Individual data points
Quantity Value Units Method Reference Comment
rhoc2.54mol/lN/AHerz and Neukirch, 1923Uncertainty assigned by TRC = 0.02 mol/l; TRC
Quantity Value Units Method Reference Comment
Deltavap35.1 ± 0.5kJ/molAVGN/AAverage of 7 values; Individual data points

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
31.01362.1N/AMajer and Svoboda, 1985 
33.4 ± 0.2313.N/AMokbel, Razzouk, et al., 2009Based on data from 273. - 353. K.; AC
33.9325.EBWANG, FANG, et al., 2006Based on data from 310. - 362. K.; AC
35.2 ± 0.9275.N/ABaev, 2001Based on data from 231. - 319. K.; AC
34.1317.EBDutt, Kahol, et al., 1990Based on data from 302. - 338. K.; AC
34.6311.N/AStephenson and Malanowski, 1987Based on data from 298. - 324. K.; AC
33.9 ± 0.1313.CMajer, Svoboda, et al., 1979AC
33.0 ± 0.2328.CMajer, Svoboda, et al., 1979AC
32.2 ± 0.1343.CMajer, Svoboda, et al., 1979AC
31.3 ± 0.2358.CMajer, Svoboda, et al., 1979AC
34.8318.EBMajer, Svoboda, et al., 1979Based on data from 303. - 361. K.; AC
33.3339.N/ABayles and Letcher, 1971Based on data from 324. - 357. K.; AC
33.0311.N/AThompson and Linnett, 1936Based on data from 285. - 337. K.; AC
33.18363.3VThompson and Linnett, 1936, 2ALS

Enthalpy of vaporization

ΔvapH = A exp(-βTr) (1 − Tr)β
    ΔvapH = Enthalpy of vaporization (at saturation pressure) (kJ/mol)
    Tr = reduced temperature (T / Tc)

View plot Requires a JavaScript / HTML 5 canvas capable browser.

Temperature (K) A (kJ/mol) beta Tc (K) Reference Comment
298. - 358.50.320.2684535.6Majer and Svoboda, 1985 

Antoine Equation Parameters

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

View plot Requires a JavaScript / HTML 5 canvas capable browser.

Temperature (K) A B C Reference Comment
323. - 367.82.98368695.814-128.271Bittrich and Kauer, 1962Coefficents 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:


Reaction thermochemistry data

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Mass spectrum (electron ionization), References, Notes

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

Data compiled by: Michael M. Meot-Ner (Mautner) and Sharon G. Lias

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

C3H9Sn+ + Triethylamine = (C3H9Sn+ bullet Triethylamine)

By formula: C3H9Sn+ + C6H15N = (C3H9Sn+ bullet C6H15N)

Quantity Value Units Method Reference Comment
Deltar191.kJ/molPHPMSStone and Splinter, 1984gas phase; switching reaction((CH3)3Sn+)CH3OH, Entropy change calculated or estimated
Quantity Value Units Method Reference Comment
Deltar142.J/mol*KN/AStone and Splinter, 1984gas phase; switching reaction((CH3)3Sn+)CH3OH, Entropy change calculated or estimated

Free energy of reaction

DeltarG° (kJ/mol) T (K) Method Reference Comment
117.525.PHPMSStone and Splinter, 1984gas phase; switching reaction((CH3)3Sn+)CH3OH, Entropy change calculated or estimated

C6H16N+ + Triethylamine = (C6H16N+ bullet Triethylamine)

By formula: C6H16N+ + C6H15N = (C6H16N+ bullet C6H15N)

Quantity Value Units Method Reference Comment
Deltar99.6kJ/molPHPMSMeot-Ner M. and Sieck, 1983gas phase
Quantity Value Units Method Reference Comment
Deltar172.J/mol*KPHPMSMeot-Ner M. and Sieck, 1983gas phase

IR Spectrum

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Mass spectrum (electron ionization), References, Notes

Data compiled by: Coblentz Society, Inc.

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


Mass spectrum (electron ionization)

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, IR Spectrum, References, Notes

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

Spectrum

Notice: This spectrum may be better viewed with a Javascript and HTML 5 enabled browser.

Mass spectrum
For Zoom
1.) Enter the desired X axis range (e.g., 100, 200)
2.) Check here for automatic Y scaling
3.) Press here to zoom

Additional Data

View image of digitized spectrum (can be printed in landscape orientation).

View spectrum image in SVG format.

Download spectrum in JCAMP-DX format.

Owner NIST Mass Spectrometry Data Center
Collection (C) 2014 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin NIST Mass Spectrometry Data Center, 1998.
NIST MS number 291545

All mass spectra in this site (plus many more) are available from the NIST/EPA/NIH Mass Spectral Library. Please see the following for information about the library and its accompanying search program.


References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, IR Spectrum, Mass spectrum (electron ionization), Notes

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

Baroody and Carpenter, 1972
Baroody, E.E.; Carpenter, G.A., Heats of formation of propellant compounds (U), Rpt. Naval Ordnance Systems Command Task No. 331-003/067-1/UR2402-001 for Naval Ordance Station, Indian Head, MD, 1972, 1-9. [all data]

Lebedeva, 1966
Lebedeva, N.D., Heats of combustion and formation of aliphatic tertiary amine homologues, Russ. J. Phys. Chem. (Engl. Transl.), 1966, 40, 1465-1467. [all data]

Lemoult, 1907
Lemoult, M.P., Recherches theoriques et experimentales sur les chaleurs de combustion et de formation des composes organiques, Ann. Chim. Phys., 1907, 12, 395-432. [all data]

Grolier, Roux-Desgranges, et al., 1993
Grolier, J.-P.E.; Roux-Desgranges, G.; Berkane, M.; Jimenez, E.; Wilhelm, E., Heat capacities and densities of mixtures of very polar substances 2. Mixtures containing N,N-dimethylformamide, J. Chem. Thermodynam., 1993, 25(1), 41-50. [all data]

Hepler, Kooner, et al., 1985
Hepler, L.G.; Kooner, Z.S.; Roux-Desgranges, G.; Grolier, J.-P.E., Thermal and volumetric properties of chloroform + triethylamine mixtures and the ideal associated solution model of complex formation, J. Solution Chem., 1985, 14(8), 579-594. [all data]

von Reis, 1881
von Reis, M.A., Die specifische Wärme flüssiger organischer Verbindungen und ihre Beziehung zu deren Moleculargewicht, Ann. Physik [3], 1881, 13, 447-464. [all data]

Anonymous, 1968
Anonymous, X., Chemicals and Plastics Physical Properties, 1968, Union Carbide Corp., product bulletin, 1968. [all data]

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

Joukovsky, 1934
Joukovsky, N.I., Experimental Study of the Theory of Concentrated Solutions. XI. Thermodynamic Properties of Concentrated Solutions of Aliphatic Organic Compounds Containing Nitrogen., Bull. Soc. Chim. Belg., 1934, 43, 397. [all data]

Timmermans and Hennaut-Roland, 1932
Timmermans, J.; Hennaut-Roland, M., The Work of the International Bureau of Physical-Chemical Standards. V. Study of the Physical Constants of Twenty Organic Compounds., J. Chim. Phys. Phys.-Chim. Biol., 1932, 29, 529-68. [all data]

Timmermans, 1914
Timmermans, J., Freezing temperature of organic compounds. II., Bull. Soc. Chim. Belg., 1914, 27, 334. [all data]

Herz and Neukirch, 1923
Herz, W.; Neukirch, E., On Knowldge of the Critical State, Z. Phys. Chem., Stoechiom. Verwandtschaftsl., 1923, 104, 433-50. [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]

Mokbel, Razzouk, et al., 2009
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]

WANG, FANG, et al., 2006
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]

Baev, 2001
Baev, A.K., Izv. Vyssh. Uchebn. Zaved., Khim. Khim. Tekhnol., 2001, 44, 1, 3. [all data]

Dutt, Kahol, et al., 1990
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]

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]

Majer, Svoboda, et al., 1979
Majer, Vladimír; Svoboda, Václav; Koubek, Josef; Pick, Jirí, Temperature dependence of heats of vaporization, saturated vapour pressures and cohesive energies for a group of amines, Collect. Czech. Chem. Commun., 1979, 44, 12, 3521-3528, https://doi.org/10.1135/cccc19793521 . [all data]

Bayles and Letcher, 1971
Bayles, John W.; Letcher, Trevor M., Thermodynamics of some binary liquid mixtures containing aliphatic amines, J. Chem. Eng. Data, 1971, 16, 3, 266-271, https://doi.org/10.1021/je60050a026 . [all data]

Thompson and Linnett, 1936
Thompson, H.W.; Linnett, J.W., The vapour pressures and association of some metallic and non-metallic alkyls, Trans. Faraday Soc., 1936, 32, 681, https://doi.org/10.1039/tf9363200681 . [all data]

Thompson and Linnett, 1936, 2
Thompson, H.W.; Linnett, J.W., The vapour pressures and association of some metallic and non-metallic alkyls, Trans. Faraday Soc., 1936, 32, 681-685. [all data]

Bittrich and Kauer, 1962
Bittrich, H.J.; Kauer, E., Zur Thermodynamik des Systems Diathylamin-Triathylamin. I. Das Flussigkeits-Dampf-Gleichgewicht, Z. Phys. Chem. (Frankfurt/Main), 1962, 219, 224-238. [all data]

Stone and Splinter, 1984
Stone, J.A.; Splinter, D.E., A high-pressure mass spectrometric study of the binding of (CH3)3Sn+ to lewis bases in the gas phase, Int. J. Mass Spectrom. Ion Processes, 1984, 59, 169. [all data]

Meot-Ner M. and Sieck, 1983
Meot-Ner M.; Sieck, L.W., The Ionic Hydrogen Bond. 1. Sterically Hindered Bonds. Solvation and Clustering of Sterically Hindered Amines and Pyridines, J. Am. Chem. Soc., 1983, 105, 10, 2956, https://doi.org/10.1021/ja00348a005 . [all data]


Notes

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, IR Spectrum, Mass spectrum (electron ionization), References