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
  • Mass spectrum (electron ionization)
  • Gas Chromatography
  • References
  • Notes
• Other data available:
  • 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

Mass spectrum (electron ionization)

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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: NIST Mass Spectrometry Data Center, William E. Wallace, director

Spectrum

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Additional Data

Gas Chromatography

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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: NIST Mass Spectrometry Data Center, William E. Wallace, director

Normal alkane RI, non-polar column, custom temperature program

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References

Go To: Top, Phase change data, Mass spectrum (electron ionization), Gas Chromatography, 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]

Flanagan, Streete, et al., 1997
Flanagan, R.J.; Streete, P.J.; Ramsey, J.D., Volatile Substance Abuse, UNODC Technical Series, No 5, United Nations, Office on Drugs and Crime, Vienna International Centre, PO Box 500, A-1400 Vienna, Austria, 1997, 56, retrieved from http://www.odccp.org/pdf/technical_series₁997-01-01₁.pdf. [all data]

Strete, Ruprah, et al., 1992
Strete, P.J.; Ruprah, M.; Ramsey, J.D.; Flanagan, R.J., Detection and identification of volatile substances by headspace capillary gas chromatography to aid the diagnosis of acute poisoning, Analyst, 1992, 117, 7, 1111-1127, https://doi.org/10.1039/an9921701111 . [all data]

Notes

Go To: Top, Phase change data, Mass spectrum (electron ionization), Gas Chromatography, 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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