Ethene, 1,1-dichloro-2,2-difluoro-

• Formula: C₂Cl₂F₂
• Molecular weight: 132.924
• IUPAC Standard InChI: InChI=1S/C2Cl2F2/c3-1(4)2(5)6 Copy

  
• IUPAC Standard InChIKey: QDGONURINHVBEW-UHFFFAOYSA-N Copy
• CAS Registry Number: 79-35-6
• Chemical structure:
  This structure is also available as a 2d Mol file
• Species with the same structure:
  • Ethene, dichlorodifluoro-
• Other names: Ethylene, 1,1-dichloro-2,2-difluoro-; Genetron 1112a; 1,1-Dichloro-2,2-difluoroethene; 1,1-Dichloro-2,2-difluoroethylene; 1,1-Dichlorodifluoroethylene; 1,1-Difluoro-2,2-dichloroethylene; CF2=CCl2; Genetrone 1112a; CFC 1112a; F 1112a; R 1112a; Ethylene, 1,2-dichloro-1,2-difluoro-
• Information on this page:
  • Phase change data
  • Reaction thermochemistry data
  • Gas phase ion energetics data
  • References
  • Notes
• Other data available:
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • UV/Visible spectrum
  • Vibrational and/or electronic energy levels
  • Gas Chromatography
• Data at other public NIST sites:
  • Gas Phase Kinetics Database
• Options:
  • Switch to calorie-based units

Data at NIST subscription sites:

• NIST / TRC Web Thermo Tables, professional edition (thermophysical and thermochemical data)

NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.

Phase change data

Go To: Top, Reaction thermochemistry data, Gas phase ion energetics 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: Robert L. Brown and Stephen E. Stein

Reaction thermochemistry data

Go To: Top, Phase change data, Gas phase ion energetics 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: CH₄O + C₂Cl₂F₂ = C₃H₄Cl₂F₂O

 +  =

By formula: Cl₂ + C₂Cl₂F₂ = C₂Cl₄F₂

3 +  =  + 2

By formula: 3H₂ + C₂Cl₂F₂ = C₂H₄F₂ + 2HCl

 +  =  + 

By formula: H₂ + C₂Cl₂F₂ = C₂HClF₂ + HCl

 +  = C₅H₈Cl₂F₂O

By formula: C₃H₈O + C₂Cl₂F₂ = C₅H₈Cl₂F₂O

 +  = C₄H₆Cl₂F₂O

By formula: C₂H₆O + C₂Cl₂F₂ = C₄H₆Cl₂F₂O

 +  = C₅H₈Cl₂F₂O

By formula: C₃H₈O + C₂Cl₂F₂ = C₅H₈Cl₂F₂O

Gas phase ion energetics data

Go To: Top, Phase change data, 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 evaluated as indicated in comments:
L - Sharon G. Lias

Data compiled as indicated in comments:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

Ionization energy determinations

References

Go To: Top, Phase change data, Reaction thermochemistry data, Gas phase ion energetics 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]

Kennedy, Lacher, et al., 1969
Kennedy, M.B.; Lacher, J.R.; Park, J.D., Reaction heats of organic compounds. VI. Heats of addition of some alcohols to 1,1-dichloro-2,2-difluoroethylene, Trans. Faraday Soc., 1969, 65, 1435-1442. [all data]

Hine and Rogers, 1968
Hine, J.; Rogers, F.E., Stabilizing interactions between substituents attached to the same saturated carbon atom. Enthalpies of addition of methanol, pyrrolidine, and 1-butanethiol to 1,1-dichloro-2,2-difluoroethylene, J. Am. Chem. Soc., 1968, 90, 6701-6. [all data]

Lacher, McKinley, et al., 1949
Lacher, J.R.; McKinley, J.J.; Walden, C.; Lea, K.; Park, J.D., Reaction heats of organic fluorine compounds. II. The vapor phase heats of chlorination of some simple fluoroolefins, J. Am. Chem. Soc., 1949, 71, 1334-1337. [all data]

Lacher, Kianpour, et al., 1956
Lacher, J.R.; Kianpour, A.; Oetting, F.; Park, J.D., Reaction calorimetry. The hydrogenation of organic fluorides and chlorides, Trans. Faraday Soc., 1956, 52, 1500-1508. [all data]

Cullen, Frost, et al., 1972
Cullen, W.R.; Frost, D.C.; Leeder, W.R., The ultraviolet and photoelectron spectra of some unsaturated fluorocarbon derivatives, J. Fluorine Chem., 1972, 1, 227. [all data]

Scott and Russell, 1971
Scott, J.D.; Russell, B.R., The vacuum ultraviolet absorption spectrum of 1,1-dichloro-2,2-difluoroethylene, Chem. Phys. Lett., 1971, 9, 375. [all data]

Lake and Thompson, 1970
Lake, R.F.; Thompson, H., Photoelectron spectra of halogenated ethylenes, Proc. Roy. Soc. (London), 1970, A315, 323. [all data]

Bunzli, Frost, et al., 1976
Bunzli, J.C.; Frost, D.C.; Herring, F.G.; McDowell, C.A., Assignment of the doublet states arising from ionization of chlorine lone-pairs in molecules possessing C_2v symmetry, J. Electron Spectrosc. Relat. Phenom., 1976, 9, 289. [all data]

Notes

Go To: Top, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, References

• Symbols used in this document:
  

  IE (evaluated)	Recommended ionization energy
  Tboil	Boiling point
  ΔrH°	Enthalpy of reaction at standard conditions

• 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.