Perfluorohexamethyl dewar benzene

• Formula: C₁₂F₁₈
• Molecular weight: 486.0997
• IUPAC Standard InChI: InChI=1S/C12F18/c13-7(14,15)1-2(8(16,17)18)6(12(28,29)30)4(10(22,23)24)3(9(19,20)21)5(1,6)11(25,26)27 Copy

  
• IUPAC Standard InChIKey: UHFLOEPBRVWBKP-UHFFFAOYSA-N Copy
• CAS Registry Number: 23174-55-2
• 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.
• Permanent link for this species. Use this link for bookmarking this species for future reference.
• Information on this page:
  • Phase change data
  • Reaction thermochemistry data
  • References
  • Notes
• Options:
  • Switch to calorie-based units

Phase change data

Go To: Top, Reaction 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 by: William E. Acree, Jr., James S. Chickos

Enthalpy of vaporization

Reaction thermochemistry data

Go To: Top, 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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

=

By formula: C₁₂F₁₈ = C₁₂F₁₈

=

By formula: C₁₂F₁₈ = C₁₂F₁₈

References

Go To: Top, Phase change data, Reaction thermochemistry data, Notes

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

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]

Barlow, Haszeldine, et al., 1970
Barlow, M.G.; Haszeldine, R.N.; Hubbard, R., Valence-bond isomer chemistry. Part I. The valence-bond isomers of hexakis(trifluoromethyl)- and hexakis(pentafluoroethyl)-benzenes, J. Chem. Soc., C, 1970, 9, 1232, https://doi.org/10.1039/j39700001232 . [all data]

Dykyj, Svoboda, et al., 1999
Dykyj, J.; Svoboda, J.; Wilhoit, R.C.; Frenkel, M.L.; Hall, K.R., Vapor Pressure of Chemicals: Part A. Vapor Pressure and Antoine Constants for Hydrocarbons and Sulfur, Selenium, Tellurium and Hydrogen Containing Organic Compounds, Springer, Berlin, 1999, 373. [all data]

Lemal and Dunlap, 1972
Lemal, D.M.; Dunlap, L.H., Jr., Kinetics and thermodynamics of (CCF₃)₆ valence isomer interconversions, J. Am. Chem. Soc., 1972, 94, 6562-6564. [all data]

Notes

Go To: Top, Phase change data, Reaction thermochemistry data, References

• Symbols used in this document:
  

  ΔrH°	Enthalpy of reaction at standard conditions
  ΔvapH	Enthalpy of vaporization

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
• The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
• Customer support for NIST Standard Reference Data products.