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Benzoxazole

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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, Kenneth Kroenlein director
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Tboil455.7KN/AWeast and Grasselli, 1989BS
Tboil456.KN/AAmerican Tokyo Kasei, 1988BS
Tboil456.KN/ABuckingham and Donaghy, 1982BS
Quantity Value Units Method Reference Comment
Tfus304.KN/ABuckingham and Donaghy, 1982BS
Quantity Value Units Method Reference Comment
Ttriple302.500KN/ASteele, Chirico, et al., 1992Crystal phase 1 phase; Uncertainty assigned by TRC = 0.003 K; TRC
Quantity Value Units Method Reference Comment
Deltasub69.5 ± 0.4kJ/molCSabbah and Hevia, 1998AC

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
51.2320.EBSteele, Chirico, et al., 1992AC
48.6360.EBSteele, Chirico, et al., 1992AC
46.1400.EBSteele, Chirico, et al., 1992AC
43.5440.EBSteele, Chirico, et al., 1992AC
40.7480.EBSteele, Chirico, et al., 1992AC

Enthalpy of fusion

DeltafusH (kJ/mol) Temperature (K) Reference Comment
16.78302.5Domalski and Hearing, 1996AC

Enthalpy of phase transition

DeltaHtrs (kJ/mol) Temperature (K) Initial Phase Final Phase Reference Comment
0.01829247.0crystaline, IIcrystaline, ISteele, Chirico, et al., 1992DH
16.784302.505crystaline, IliquidSteele, Chirico, et al., 1992DH

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.

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]

American Tokyo Kasei, 1988
American Tokyo Kasei, TCI American Organic Chemical 88/89 Catalog, American Tokyo Kasei, Portland, OR, 1988, 1610. [all data]

Buckingham and Donaghy, 1982
Buckingham, J.; Donaghy, S.M., Dictionary of Organic Compounds: Fifth Edition, Chapman and Hall, New York, 1982, 1. [all data]

Steele, Chirico, et al., 1992
Steele, W.V.; Chirico, R.D.; Knipmeyer, S.E.; Nguyen, A., The thermodynamic properties of benzothiazole and benzoxazole, J. Chem. Thermodynam., 1992, 24, 499-529. [all data]

Sabbah and Hevia, 1998
Sabbah, R.; Hevia, R., Energetique des liaisons intermoleculaires dans les molecules de benzoxazole et de benzothiazole, Thermochim. Acta, 1998, 313, 131-136. [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]


Notes

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