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Dibenzofuran

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Gas phase thermochemistry data

Go To: Top, Condensed phase thermochemistry data, 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
GT - Glushko Thermocenter, Russian Academy of Sciences, Moscow

Quantity Value Units Method Reference Comment
Deltafgas47.3 ± 4.8kJ/molCcbSabbah, 1991see Sabbah and Antipine, 1987 and Chirico, Gammon, et al., 1990; ALS

Constant pressure heat capacity of gas

Cp,gas (J/mol*K) Temperature (K) Reference Comment
104.68200.Klots T.D., 1996GT
133.95250.
163.05298.15
164.21300.
193.48350.
220.83400.
245.61450.
267.81500.
287.52550.
305.14600.
329.34650.
334.74700.

Condensed phase thermochemistry data

Go To: Top, Gas phase thermochemistry data, 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
Deltafsolid-29.2 ± 4.8kJ/molCcbSabbah, 1991see Sabbah and Antipine, 1987 and Chirico, Gammon, et al., 1990; ALS
Quantity Value Units Method Reference Comment
Deltacsolid-5836.3 ± 4.7kJ/molCcbSabbah, 1991see Sabbah and Antipine, 1987 and Chirico, Gammon, et al., 1990; Corresponding «DELTA»fsolid = -29.1 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Deltacsolid-5859.7 ± 4.2kJ/molCcbCass, Fletcher, et al., 1958Corresponding «DELTA»fsolid = -5.9 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Quantity Value Units Method Reference Comment
solid,1 bar196.18J/mol*KN/AChirico, Gammon, et al., 1990crystaline, I phase; S (298.15 K, liq) = 244.97 J/mol*K.; DH

Constant pressure heat capacity of solid

Cp,solid (J/mol*K) Temperature (K) Reference Comment
199.01298.15Chirico, Gammon, et al., 1990crystaline, I phase; T = 5 to 720 K. Data graphically extrapolated. Cp (298.15 K, liq) = 237.57 J/mol*K, graphically extrapolated.; DH

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Notes

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

Sabbah, 1991
Sabbah, R., Thermodynamic study of fluorene and dibenzofuran, Bull. Soc. Chim. Fr., 1991, 128, 350. [all data]

Sabbah and Antipine, 1987
Sabbah, R.; Antipine, I., Thermodynamic study on four polycycles. Relationship between their energy values and their structure, Bull. Soc. Chim. Fr., 1987, 392-400. [all data]

Chirico, Gammon, et al., 1990
Chirico, R.D.; Gammon, B.E.; Knipmeyer, S.E.; Nguyen, A.; Strube, M.M.; Tsonopoulos, C.; Steele, W.V., The thermodyanmic properties of dibenzofuran, J. Chem. Thermodyn., 1990, 22, 1075-1096. [all data]

Klots T.D., 1996
Klots T.D., Vibrational spectra, structure, assignment, and ideal-gas thermodynamics of a three-ring molecule: dibenzofuran, J. Mol. Struct., 1996, 380, 1-14. [all data]

Cass, Fletcher, et al., 1958
Cass, R.C.; Fletcher, S.E.; Mortimer, C.T.; Springall, H.D.; White, T.R., Heats of combustion and molecular structure. Part V. The mean bond energy term for the C-O bond in ethers, and the structures of some cyclic ethers, J. Chem. Soc., 1958, 1406-1410. [all data]


Notes

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, References