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Triethylenediamine

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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
DRB - Donald R. Burgess, Jr.
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Tboil447.15KN/AFarkas, Mills, et al., 1959Uncertainty assigned by TRC = 2. K; TRC
Quantity Value Units Method Reference Comment
Tfus431.15KN/AFarkas, Mills, et al., 1959Uncertainty assigned by TRC = 2. K; TRC
Quantity Value Units Method Reference Comment
Ttriple432.99KN/ATrowbridge and Westrum, 1963Crystal phase 1 phase; Uncertainty assigned by TRC = 0.02 K; TRC
Quantity Value Units Method Reference Comment
Deltasub62.2kJ/molN/ARapport, Westrum, et al., 1971DRB
Deltasub61.9kJ/molVWada, Kishida, et al., 1960ALS

Enthalpy of sublimation

DeltasubH (kJ/mol) Temperature (K) Reference Comment
54.4348.Bondi, 1963Based on data from 323. - 373. K.; AC
61.9 ± 3.3338.Wada, Kishida, et al., 1960, 2Based on data from 324. - 351. K. See also Cox and Pilcher, 1970.; AC
52.3 ± 3.3361.Wada, Kishida, et al., 1960, 2Based on data from 353. - 369. K. See also Cox and Pilcher, 1970.; AC

Enthalpy of fusion

DeltafusH (kJ/mol) Temperature (K) Reference Comment
7.45433.Domalski and Hearing, 1996AC

Enthalpy of phase transition

DeltaHtrs (kJ/mol) Temperature (K) Initial Phase Final Phase Reference Comment
10.560351.08crystaline, IIcrystaline, ITrowbridge and Westrum, 1963, 2Transformation to plastic crystalline phase.; DH
7.431432.99crystaline, IliquidTrowbridge and Westrum, 1963, 2DH

Entropy of phase transition

DeltaStrs (J/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
30.08351.08crystaline, IIcrystaline, ITrowbridge and Westrum, 1963, 2Transformation; DH
17.16432.99crystaline, IliquidTrowbridge and Westrum, 1963, 2DH

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:


References

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.

Farkas, Mills, et al., 1959
Farkas, A.; Mills, G.A.; Erner, W.E.; Maerker, J.B., Triethylenediamine. Physical, Chemical, and Catalytic Properties, J. Chem. Eng. Data, 1959, 4, 334. [all data]

Trowbridge and Westrum, 1963
Trowbridge, J.C.; Westrum, E.F., Heat capacities and thermodynamic properties of globular molecules. VII. Transition and fusion of triethylenediamine, J. Phys. Chem., 1963, 67, 2381-5. [all data]

Rapport, Westrum, et al., 1971
Rapport, N.J.; Westrum, E.F., Jr.; Andrews, J.T.S., Enthalpies of formation for globular molecules. III. Succinonitrile and triethylenediamine, J. Am. Chem. Soc., 1971, 93, 4363-4365. [all data]

Wada, Kishida, et al., 1960
Wada, T.; Kishida, E.; Tomhe, Y.; Suga, H.; Seki, S.; Nitta, I., Crystal structure and thermodynamical investigations of triethylenediamine, C6H12N2, Bull. Chem. Soc. Jpn., 1960, 33, 1317. [all data]

Bondi, 1963
Bondi, A., Heat of Siblimation of Molecular Crystals: A Catalog of Molecular Structure Increments., J. Chem. Eng. Data, 1963, 8, 3, 371-381, https://doi.org/10.1021/je60018a027 . [all data]

Wada, Kishida, et al., 1960, 2
Wada, Tadayoshi; Kishida, Etsuko; Tomiie, Yujiro; Suga, Hiroshi; Seki, Syûzô; Nitta, Isamu, Crystal Structure and Thermodynamical Investigations of Triethylenediamine, C6H12N2, Bull. Chem. Soc. Jpn., 1960, 33, 9, 1317-1318, https://doi.org/10.1246/bcsj.33.1317 . [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press Inc., London, 1970, 643. [all data]

Domalski and Hearing, 1996
Domalski, Eugene S.; Hearing, Elizabeth D., Heat Capacities and Entropies of Organic Compounds in the Condensed Phase. Volume III, J. Phys. Chem. Ref. Data, 1996, 25, 1, 1, https://doi.org/10.1063/1.555985 . [all data]

Trowbridge and Westrum, 1963, 2
Trowbridge, J.C.; Westrum, E.F., Jr., Heat capacities and thermodynamic properties of globular molecules. VII. Transition and fusion of triethylenediamine, J. Phys. Chem., 1963, 67, 2381-2385. [all data]


Notes

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