Quinoxaline

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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:
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
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Tboil494.7KN/AAldrich Chemical Company Inc., 1990BS
Tboil502.7KN/AWeast and Grasselli, 1989BS
Quantity Value Units Method Reference Comment
Tfus306.KN/ASabbah and Pemenzi, 1993Uncertainty assigned by TRC = 0.1 K; TRC
Quantity Value Units Method Reference Comment
Δsub66.6 ± 2.0kJ/molCRibeiro da Silva and Matos, 1995ALS
Δsub66.6kJ/molN/ARibeiro da Silva and Matos, 1995DRB
Δsub66.6 ± 2.0kJ/molCda Silva, Matos, et al., 1995AC
Δsub69.4 ± 0.6kJ/molCSabbah and Pemenzi, 1993AC

Enthalpy of sublimation

ΔsubH (kJ/mol) Temperature (K) Reference Comment
69.390298.15Sabbah and Pemenzi, 1993, 2DH

Enthalpy of fusion

ΔfusH (kJ/mol) Temperature (K) Reference Comment
11.8305.7Sabbah and Pemenzi, 1993AC

Temperature of phase transition

Ttrs (K) Initial Phase Final Phase Reference Comment
305.68crystalineliquidSabbah and Pemenzi, 1993, 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

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

Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc., Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [all data]

Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]

Sabbah and Pemenzi, 1993
Sabbah, R.; Pemenzi, O., Energetics of intermolecular bonds in the three diazines: phthalazine, quinazoline and quinoxaline, C. R. Acad. Sci. Paris, Ser. II, 1993, 317, 5, 575. [all data]

Ribeiro da Silva and Matos, 1995
Ribeiro da Silva, M.A.V.; Matos, M.A.R., Thermochemical and theoretical studies of some benzodiazines, J. Chem. Soc. Faraday Trans., 1995, 91, 1907-1910. [all data]

da Silva, Matos, et al., 1995
da Silva, Manuel A.V. Ribeiro; Matos, M. Agostinha R.; Morais, Victor M.F., Thermochemical and theoretical studies of some benzodiazines, Faraday Trans., 1995, 91, 13, 1907, https://doi.org/10.1039/ft9959101907 . [all data]

Sabbah and Pemenzi, 1993, 2
Sabbah, R.; Pemenzi, O., Energetique des liaisons intermoleculaires dans les molecules de phthalazine, quinazoline, and quinoxaline, Compt. Rend. Acad. Sci. Paris, Series II, 1993, 317, 575-581. [all data]


Notes

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