Dibenzo-p-dioxin

• Formula: C₁₂H₈O₂
• Molecular weight: 184.1907
• IUPAC Standard InChI: InChI=1S/C12H8O2/c1-2-6-10-9(5-1)13-11-7-3-4-8-12(11)14-10/h1-8H Copy

  
• IUPAC Standard InChIKey: NFBOHOGPQUYFRF-UHFFFAOYSA-N Copy
• CAS Registry Number: 262-12-4
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
  The 3d structure may be viewed using Java or Javascript.
• Other names: Dibenzo[b,e][1,4]dioxin; Dibenzo[1,4]dioxin; Diphenylene dioxide; Oxanthrene; Phenodioxin; Dibenzodioxin; NCI-C03656
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• Information on this page:
  • Phase change data
  • References
  • Notes
• Other data available:
  • Gas phase thermochemistry data
  • Condensed phase thermochemistry data
  • Gas phase ion energetics data
  • Mass spectrum (electron ionization)
  • Gas Chromatography
• Data at other public NIST sites:
  • Gas Phase Kinetics Database
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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
AC - William E. Acree, Jr., James S. Chickos
DRB - Donald R. Burgess, Jr.
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Enthalpy of sublimation

Enthalpy of fusion

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.

Rordorf, 1986
Rordorf, B.F., Proc. 5th Interna. Sympo. on Chlorinated Dioxins and Related Compounds, Bayreuth, 1986. [all data]

Cullinane and Rees, 1940
Cullinane, N.M.; Rees, W.T., Isomorphous relationships of some organic compounds of analogous constitution, Trans. Faraday Soc., 1940, 36, 507. [all data]

Pimenova, Melkhanova, et al., 2002
Pimenova, S.M.; Melkhanova, S.V.; Kolesov, V.P.; Demyanov, P.I.; Fedotov, A.N.; Vorobieva, V.P., Experimental determination of the enthalpy of formation of dibenzo- p-dioxin, The Journal of Chemical Thermodynamics, 2002, 34, 3, 385-390, https://doi.org/10.1006/jcht.2001.0951 . [all data]

Kolesov, Dorofeeva, et al., 1999
Kolesov, Victor P.; Dorofeeva, Olga V.; Iorish, Vladimir S.; Papina, Tatiana S.; Lukyanova, Vera A.; Melkhanova, Svetlana V., Experimental measurements and a group additivity approach for estimating the standard molar enthalpies of formation of dioxins, Mendeleev Communications, 1999, 9, 4, 143-144, https://doi.org/10.1070/MC1999v009n04ABEH001074 . [all data]

Luk'yanova, Kolesov, et al., 1997
Luk'yanova, V.A.; Kolesov, V.P.; Avramenko, N.V.; Vorob'eva, V.P.; Golovkov, V.F., Standard enthalpy of formation of dibenzo-p-dioxine, Russ. J. Phys. Chem. (Engl. Transl.), 1997, 71, 338-340, In original 406. [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]

Luk'yanova, Kolesov, et al., 1997, 2
Luk'yanova, V.A.; Kolesov, V.P.; Avramenko, N.V.; Vorob'eva, V.P.; Golovkov, V.F., Standard enthalpy of formation of dibenzo-p-dioxin, Zh. Fiz. Khim., 1997, 71, 3, 406. [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, 2
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]

Rordorf, 1986, 3
Rordorf, B.F., , Proceedings of the Fifth International Symposium on Chlorinated Dioxins and Related Compounds (16-19 September), Bayreuth, Germany, 1986. [all data]

Notes

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• Symbols used in this document:
  

  Tfus	Fusion (melting) point
  ΔfusH	Enthalpy of fusion
  ΔsubH	Enthalpy of sublimation
  ΔsubH°	Enthalpy of sublimation at standard conditions

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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