Thionyl fluoride

• Formula: F₂OS
• Molecular weight: 86.061
• IUPAC Standard InChI: InChI=1S/F2OS/c1-4(2)3 Copy

  
• IUPAC Standard InChIKey: LSJNBGSOIVSBBR-UHFFFAOYSA-N Copy
• CAS Registry Number: 7783-42-8
• 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: Sulfur difluoride oxide; Sulfurous oxyfluoride; Thionyl difluoride; SOF2; Fluorure de thionyle; Sulfur difluoride monoxide; OSF2
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• Information on this page:
  • Phase change data
  • References
  • Notes
• Other data available:
  • Gas phase thermochemistry data
  • Reaction thermochemistry data
  • Gas phase ion energetics data
  • Ion clustering data
  • Mass spectrum (electron ionization)
  • Vibrational and/or electronic energy levels
• Data at other public NIST sites:
  • Gas Phase Kinetics Database
  • X-ray Photoelectron Spectroscopy Database, version 5.0
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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:
BS - Robert L. Brown and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos

Enthalpy of vaporization

Antoine Equation Parameters

log₁₀(P) = A − (B / (T + C))
    P = vapor pressure (bar)
    T = temperature (K)

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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.

PCR Inc., 1990
PCR Inc., Research Chemicals Catalog 1990-1991, PCR Inc., Gainesville, FL, 1990, 1. [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]

Pace and Turnbull, 1965
Pace, E.L.; Turnbull, B.F., Thermodynamic Properties of Thionyl Fluoride from 13 ºK to its Boiling Point Entropy from Molecular and Spectroscopic Data, J. Chem. Phys., 1965, 43, 6, 1953-1957, https://doi.org/10.1063/1.1697059 . [all data]

Notes

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• Symbols used in this document:
  

  Tboil	Boiling point
  ΔvapH	Enthalpy of vaporization

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