Dibenzo[b,e][1,4]dioxin, 1,2,3,4-tetrachloro-

• Formula: C₁₂H₄Cl₄O₂
• Molecular weight: 321.971
• IUPAC Standard InChI: InChI=1S/C12H4Cl4O2/c13-7-8(14)10(16)12-11(9(7)15)17-5-3-1-2-4-6(5)18-12/h1-4H Copy

  
• IUPAC Standard InChIKey: DJHHDLMTUOLVHY-UHFFFAOYSA-N Copy
• CAS Registry Number: 30746-58-8
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
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• Other names: Dibenzo-p-dioxin, 1,2,3,4-tetrachloro-; 1,2,3,4-Tetrachlorodibenzo-p-dioxin; 1,2,3,4-Tetrachlorodibenzodioxin; 1,2,3,4-Tetrachlorodibenzo-para-dioxin; 1,2,3,4-Tcdd; 1,2,3,4-Tetrachlorodibenzo[b,e] [1,4]dioxin
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• Information on this page:
  • Phase change data
  • Henry's Law data
  • References
  • Notes
• Other data available:
  • 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 by: William E. Acree, Jr., James S. Chickos

Enthalpy of sublimation

Henry's Law 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 by: Rolf Sander

Henry's Law constant (water solution)

k_H(T) = k°_H exp(d(ln(k_H))/d(1/T) ((1/T) - 1/(298.15 K)))
k°_H = Henry's law constant for solubility in water at 298.15 K (mol/(kg*bar))
d(ln(k_H))/d(1/T) = Temperature dependence constant (K)

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.

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]

Shiu, Doucette, et al., 1988
Shiu, W.-Y.; Doucette, W.; Gobas, F.A.P.; Andren, A.; Mackay, D., Physical-chemical Properties of Chlorinated Dibenzo-p-dioxins, Environ. Sci. Technol., 1988, 22, 651-658. [all data]

Notes

Go To: Top, Phase change data, Henry's Law data, References

• Symbols used in this document:
  

  d(ln(kH))/d(1/T)	Temperature dependence parameter for Henry's Law constant
  k°H	Henry's Law constant at 298.15K
  ΔsubH	Enthalpy of sublimation

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