Norflurane

• Formula: C₂H₂F₄
• Molecular weight: 102.0309
• IUPAC Standard InChI: InChI=1S/C2H2F4/c3-1-2(4,5)6/h1H2 Copy

  
• IUPAC Standard InChIKey: LVGUZGTVOIAKKC-UHFFFAOYSA-N Copy
• CAS Registry Number: 811-97-2
• 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.
• Other names: 1,1,1,2-Tetrafluoroethane; Ethane, 1,1,1,2-tetrafluoro-; Norfluran; R 134a; 1,2,2,2-Tetrafluoroethane; CF3CH2F; HFA-134a
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• Information on this page:
  • Phase change data
  • References
  • Notes
• Other data available:
  • Mass spectrum (electron ionization)
  • Gas Chromatography
  • Fluid Properties
• 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:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos

Enthalpy of vaporization

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.

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

Dietrich, 1952
Dietrich, S.R., Private Communication to J. A. Cuculo and L. A. Bigelow from du Pont Com., Wilmington, DE, 1952. [all data]

Magee, 1992
Magee, J.W., Measurement of molar heat capacity at constant volume (Cv) for 1,1,1,2-tetrafluoroethane (R134a), Int. J. Refrig., 1992, 15, 372-80. [all data]

Kul, DesMarteau, et al., 2001
Kul, Ismail; DesMarteau, Darryl D.; Beyerlein, Adolph L., Vapor--liquid equilibria for CF3OCF2H/fluorinated ethane and CF3SF5/fluorinated ethane mixtures as potential R22 alternatives, Fluid Phase Equilibria, 2001, 185, 1-2, 241-253, https://doi.org/10.1016/S0378-3812(01)00474-5 . [all data]

Blanke, Klingenberg, et al., 1998
Blanke, W.; Klingenberg, G.; Weber, F., International Journal of Thermophysics, 1998, 19, 3, 653-662, https://doi.org/10.1023/A:1022658015509 . [all data]

Zhu, Wu, et al., 1992
Zhu, Ming-Shan; Wu, Jiang; Fu, Yi-Dong, New experimental vapor pressure data and a new vapor pressure equation for HFC134a, Fluid Phase Equilibria, 1992, 80, 99-105, https://doi.org/10.1016/0378-3812(92)87058-U . [all data]

Zhelezny, Katchurka, et al., 1999
Zhelezny, Vitaly; Katchurka, Yu; Pybnikov, M., Thermal properties of HFC-134a in liquid and solid states, High Temp.-High Press., 1999, 31, 2, 169-172, https://doi.org/10.1068/htec251 . [all data]

Notes

Go To: Top, Phase change data, References

• Symbols used in this document:
  

  Pc	Critical pressure
  Tboil	Boiling point
  Tc	Critical temperature
  Ttriple	Triple point temperature
  ΔfusH	Enthalpy of fusion
  ΔvapH	Enthalpy of vaporization
  ρc	Critical density

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