Dibenzofuran

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Gas phase thermochemistry 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:
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
Δfgas11.3 ± 1.1kcal/molCcbSabbah, 1991see Sabbah and Antipine, 1987 and Chirico, Gammon, et al., 1990; ALS

Constant pressure heat capacity of gas

Cp,gas (cal/mol*K) Temperature (K) Reference Comment
25.019200.Klots T.D., 1996GT
32.015250.
38.970298.15
39.247300.
46.243350.
52.780400.
58.702450.
64.008500.
68.719550.
72.930600.
78.714650.
80.005700.

Condensed phase thermochemistry 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:
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
Δfsolid-7.0 ± 1.1kcal/molCcbSabbah, 1991see Sabbah and Antipine, 1987 and Chirico, Gammon, et al., 1990; ALS
Quantity Value Units Method Reference Comment
Δcsolid-1394.9 ± 1.1kcal/molCcbSabbah, 1991see Sabbah and Antipine, 1987 and Chirico, Gammon, et al., 1990; Corresponding Δfsolid = -6.96 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS
Δcsolid-1400.5 ± 1.0kcal/molCcbCass, Fletcher, et al., 1958Corresponding Δfsolid = -1.4 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS
Quantity Value Units Method Reference Comment
solid,1 bar46.888cal/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 (cal/mol*K) Temperature (K) Reference Comment
47.565298.15Chirico, 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

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

Quantity Value Units Method Reference Comment
Tboil558.2KN/AAldrich Chemical Company Inc., 1990BS
Tboil560.2KN/AWeast and Grasselli, 1989BS
Tboil560.15KN/ACooper, Crowne, et al., 1967Uncertainty assigned by TRC = 0.6 K; TRC
Quantity Value Units Method Reference Comment
Tfus355. ± 3.KAVGN/AAverage of 6 values; Individual data points
Quantity Value Units Method Reference Comment
Ttriple355.31KN/AChirico, Gammon, et al., 1990, 2Crystal phase 1 phase; Uncertainty assigned by TRC = 0.02 K; TRC
Quantity Value Units Method Reference Comment
Tc824.KN/AChirico, Gammon, et al., 1990, 2Uncertainty assigned by TRC = 4. K; TRC
Quantity Value Units Method Reference Comment
Pc35.92atmN/AChirico, Gammon, et al., 1990, 2Uncertainty assigned by TRC = 0.987 atm; TRC
Quantity Value Units Method Reference Comment
ρc2.02mol/lN/AChirico, Gammon, et al., 1990, 2Uncertainty assigned by TRC = 0.03 mol/l; TRC
Quantity Value Units Method Reference Comment
Δsub19. ± 2.kcal/molAVGN/AAverage of 6 values; Individual data points

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Method Reference Comment
15.8398.GCLei, Chankalal, et al., 2002Based on data from 323. to 473. K.; AC
13.2418.AStephenson and Malanowski, 1987Based on data from 403. to 559. K.; AC
15.8410.N/ACass, Fletcher, et al., 1958, 2Based on data from 403. to 418. K.; AC

Enthalpy of sublimation

ΔsubH (kcal/mol) Temperature (K) Method Reference Comment
19.6 ± 0.36307.MELi, Shibata, et al., 2004Based on data from 295. to 318. K.; AC
20.5324.TRordorf, 1989Based on data from 304. to 343. K. See also Rordorf, 1986.; AC
18.9323.N/AHansen and Eckert, 1986Based on data from 303. to 343. K.; AC
18.3323.GSSATO, INOMATA, et al., 1986Based on data from 299. to 346. K.; AC

Enthalpy of fusion

ΔfusH (kcal/mol) Temperature (K) Method Reference Comment
4.45354.7DSCKestens, Auclair, et al., 2010AC
4.639355.1N/AHafsaoui and Mahmoud, 2007AC
4.90355.8DSCLisicki and Jamróz, 2000AC
4.21355.2DSCMahmoud, Solimando, et al., 2000AC
4.45355.7N/AChirico, Gammon, et al., 1990AC

Enthalpy of phase transition

ΔHtrs (kcal/mol) Temperature (K) Initial Phase Final Phase Reference Comment
0.00292.5crystaline, IIcrystaline, IChirico, Gammon, et al., 1990DH
4.611294355.31crystaline, IliquidChirico, Gammon, et al., 1990DH

Entropy of phase transition

ΔStrs (cal/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
12.98355.31crystaline, IliquidChirico, Gammon, et al., 1990DH

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:


Gas phase ion energetics data

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change 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:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

Ionization energy determinations

IE (eV) Method Reference Comment
8.77EITerlouw, Heerma, et al., 1974LLK
8.22PEDewar, Harget, et al., 1970RDSH
7.9 ± 0.05PEEland, 1969RDSH
8.09PERuscic, Kovac, et al., 1978Vertical value; LLK

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics 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]

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]

Cooper, Crowne, et al., 1967
Cooper, A.R.; Crowne, C.W.P.; Farrell, P.G., Gas-Liquid Chromatographic Studies of Electron-Donor-Acceptor Systems, Trans. Faraday Soc., 1967, 63, 447. [all data]

Chirico, Gammon, et al., 1990, 2
Chirico, R.D.; Gammon, B.E.; Kripmeyer, S.E.; Nguyen, A.; Strube, M.M.; Steele, W.V., The thermodynamic properties of dibenzofuran, J. Chem. Thermodyn., 1990, 22, 11, 1075, https://doi.org/10.1016/0021-9614(90)90157-L . [all data]

Lei, Chankalal, et al., 2002
Lei, Ying Duan; Chankalal, Raymond; Chan, Anita; Wania, Frank, Supercooled Liquid Vapor Pressures of the Polycyclic Aromatic Hydrocarbons, J. Chem. Eng. Data, 2002, 47, 4, 801-806, https://doi.org/10.1021/je0155148 . [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]

Cass, Fletcher, et al., 1958, 2
Cass, R.C.; Fletcher, S.E.; Mortimer, C.T.; Springall, H.D.; White, T.R., 281. 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, https://doi.org/10.1039/jr9580001406 . [all data]

Li, Shibata, et al., 2004
Li, Xian-Wei; Shibata, Etsuro; Kasai, Eiki; Nakamura, Takashi, VAPOR PRESSURES AND ENTHALPIES OF SUBLIMATION OF 17 POLYCHLORINATED DIBENZO-p-DIOXINS AND FIVE POLYCHLORINATED DIBENZOFURANS, Environ Toxicol Chem, 2004, 23, 2, 348-808, https://doi.org/10.1897/03-193 . [all data]

Rordorf, 1989
Rordorf, Berchtold F., Prediction of vapor pressures, boiling points and enthalpies of fusion for twenty-nine halogenated dibenzo-p-dioxins and fifty-five dibenzofurans by a vapor pressure correlation method, Chemosphere, 1989, 18, 1-6, 783-788, https://doi.org/10.1016/0045-6535(89)90196-3 . [all data]

Rordorf, 1986
Rordorf, Berchtold F., Thermal properties of dioxins, furans and related compounds, Chemosphere, 1986, 15, 9-12, 1325-1332, https://doi.org/10.1016/0045-6535(86)90407-8 . [all data]

Hansen and Eckert, 1986
Hansen, Philip C.; Eckert, Charles A., An improved transpiration method for the measurement of very low vapor pressures, J. Chem. Eng. Data, 1986, 31, 1, 1-3, https://doi.org/10.1021/je00043a001 . [all data]

SATO, INOMATA, et al., 1986
SATO, NOBUYUKI; INOMATA, HIROSHI; ARAI, KUNIO; SAITO, SHOZABURO, Measurement of vapor pressures for coal-related aromatic compounds by gas saturation method., J. Chem. Eng. Japan / JCEJ, 1986, 19, 2, 145-147, https://doi.org/10.1252/jcej.19.145 . [all data]

Kestens, Auclair, et al., 2010
Kestens, Vikram; Auclair, Guy; Drozdzewska, Katarzyna; Held, Andrea; Roebben, Gert; Linsinger, Thomas, Thermodynamic property values of selected polycyclic aromatic hydrocarbons measured by differential scanning calorimetry, J Therm Anal Calorim, 2010, 99, 1, 245-261, https://doi.org/10.1007/s10973-009-0440-6 . [all data]

Hafsaoui and Mahmoud, 2007
Hafsaoui, S.L.; Mahmoud, R., Solid-liquid equilibria of binary systems containing n-tetracosane with naphthalene or dibenzofuran, J Therm Anal Calorim, 2007, 88, 2, 565-570, https://doi.org/10.1007/s10973-006-8084-2 . [all data]

Lisicki and Jamróz, 2000
Lisicki, Zygmunt; Jamróz, Malgorzata E., (Solid + liquid) equilibria in (polynuclear aromatic+ tertiary amide) systems, The Journal of Chemical Thermodynamics, 2000, 32, 10, 1335-1353, https://doi.org/10.1006/jcht.2000.0685 . [all data]

Mahmoud, Solimando, et al., 2000
Mahmoud, R.; Solimando, R.; Bouroukba, M.; Rogalski, M., Solid-Liquid Equilibrium and Excess Enthalpy Measurements in Binary {Dibenzofuran or Xanthene + Normal Long-Chain Alkane} Systems, J. Chem. Eng. Data, 2000, 45, 3, 433-436, https://doi.org/10.1021/je9902084 . [all data]

Terlouw, Heerma, et al., 1974
Terlouw, J.K.; Heerma, W.; Frintrop, P.C.M.; Dijkstra, G.; Meinema, H.A., Electron-impact induced fragmentation of some heterocyclic-tin compounds, J. Organomet. Chem., 1974, 64, 205. [all data]

Dewar, Harget, et al., 1970
Dewar, M.J.S.; Harget, A.J.; Trinajstic, N.; Worley, S.D., Ground states of conjugated molecules-XXI.Benzofurans and benzopyrroles, Tetrahedron, 1970, 26, 4505. [all data]

Eland, 1969
Eland, J.H.D., Photoelectron spectra of conjugated hydrocarbons and heteromolecules, Intern. J. Mass Spectrom. Ion Phys., 1969, 2, 471. [all data]

Ruscic, Kovac, et al., 1978
Ruscic, B.; Kovac, B.; Klasinc, L.; Gusten, H., Photoelectron spectroscopy of J. Heterocycl. Chem.. Fluorene analogues, Z. Naturforsch. A:, 1978, 33, 1006. [all data]


Notes

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, References