Ethane, 1,1-dichloro-

• Formula: C₂H₄Cl₂
• Molecular weight: 98.959
• IUPAC Standard InChI: InChI=1S/C2H4Cl2/c1-2(3)4/h2H,1H3 Copy

  
• IUPAC Standard InChIKey: SCYULBFZEHDVBN-UHFFFAOYSA-N Copy
• CAS Registry Number: 75-34-3
• 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: Ethylidene chloride; Ethylidene dichloride; 1,1-Dichloroethane; CH3CHCl2; Dichloromethylmethane; Aethylidenchlorid; Chlorure d'ethylidene; Cloruro di etilidene; 1,1-Dichloorethaan; 1,1-Dichloraethan; 1,1-Dichlorethane; 1,1-Dicloroetano; NCI-C04535; Rcra waste number U076; UN 2362; Assymmetrical Dichloroethane
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• Information on this page:
  • Gas phase thermochemistry data
  • Phase change data
  • Reaction thermochemistry data
  • Gas phase ion energetics data
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • Gas Chromatography
  • References
  • Notes
• Other data available:
  • Condensed phase thermochemistry data
  • Henry's Law data
• Data at other public NIST sites:
  • Gas Phase Kinetics Database
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Gas phase thermochemistry 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:
DRB - Donald R. Burgess, Jr.
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

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
DRB - Donald R. Burgess, Jr.
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing

Enthalpy of vaporization

Entropy of vaporization

Antoine Equation Parameters

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

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Enthalpy of fusion

Entropy of fusion

Reaction thermochemistry 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 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

2 +  =  + 2

By formula: 2H₂ + C₂H₄Cl₂ = C₂H₆ + 2HCl

=  + 

By formula: C₂H₄Cl₂ = C₂H₃Cl + HCl

2 =  + 

By formula: 2C₂H₄BrCl = C₂H₄Br₂ + C₂H₄Cl₂

=

By formula: C₂H₄Cl₂ = C₂H₄Cl₂

 +  =

By formula: C₂H₃Cl + HCl = C₂H₄Cl₂

Gas phase ion energetics 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 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

Ionization energy determinations

Appearance energy determinations

IR Spectrum

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Data compiled by: Coblentz Society, Inc.

• Not specified, most likely a prism, grating, or hybrid spectrometer.; DIGITIZED BY NIST FROM HARD COPY; 4 cm^-1 resolution

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

• gas

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

Kovats' RI, non-polar column, isothermal

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Kovats' RI, polar column, isothermal

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Van Den Dool and Kratz RI, non-polar column, temperature ramp

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Normal alkane RI, non-polar column, temperature ramp

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

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Normal alkane RI, polar column, custom temperature program

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References

Go To: Top, Gas phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, 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.

Manion, 2002
Manion, J.A., Evaluated Enthalpies of Formation of the Stable Closed Shell C1 and C2 Chlorinated Hydrocarbons, J. Phys. Chem. Ref. Data, 2002, 31, 1, 123-172, https://doi.org/10.1063/1.1420703 . [all data]

Levanova, Treger, et al., 1976
Levanova, S.V.; Treger, Yu.A.; Velichko, S.M.; Rozhnov, A.M., Equilibria in the reactions of vinyl chloride, Russ. J. Phys. Chem. (Engl. Transl.), 1976, 50, 1148. [all data]

Lacher, Amador, et al., 1967
Lacher, J.R.; Amador, A.; Park, J.D., Reaction heats of organic compounds. Part 5.-Heats of hydrogenation of dichloromethane, 1,1- and 1,2-dichloroethane and 1,2-dichloropropane, Trans. Faraday Soc., 1967, 63, 1608-1611. [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]

Van de Vloed, 1939
Van de Vloed, A., Bull. Soc. Chim. Belg., 1939, 48, 229. [all data]

Timmermans, 1935
Timmermans, J., Researches in Stoichiometry. I. The Heat of Fusion of Organic Compounds., Bull. Soc. Chim. Belg., 1935, 44, 17-40. [all data]

Timmermans, 1911
Timmermans, J., Researches on the freezing point of organic liquid compounds, Bull. Soc. Chim. Belg., 1911, 25, 300. [all data]

Li and Pitzer, 1956
Li, J.C.M.; Pitzer, K.S., The thermodynamic properties of 1,1-dichloroethane: heat capacities from 14 to 294 K., heats of fusion and vaporization, vapor pressure and entropy of the ideal gas. The barrier to internal rotation, J. Am. Chem. Soc., 1956, 78, 1077-1080. [all data]

Garcia-Sanchez and Trejo Rodriguez, 1987
Garcia-Sanchez, F.; Trejo Rodriguez, A., Vapor pressure and critical constants of 1,1-dichloroethane, J. Chem. Thermodyn., 1987, 19, 359. [all data]

Majer and Svoboda, 1985
Majer, V.; Svoboda, V., Enthalpies of Vaporization of Organic Compounds: A Critical Review and Data Compilation, Blackwell Scientific Publications, Oxford, 1985, 300. [all data]

Laynez and Wadso, 1972
Laynez, J.; Wadso, I., Enthalpies of vaporization of organic compounds. IX. Some halogen substituted hydrocarbons and esters, Acta Chem. Scand., 1972, 26, 3148. [all data]

Laynez, Wadsö, et al., 1972
Laynez, José; Wadsö, Ingemar; Haug, Arne; Songstad, J.; Pilotti, Åke, Enthalpies of Vaporization of Organic Compounds. IX. Some Halogen Substituted Hydrocarbons and Esters., Acta Chem. Scand., 1972, 26, 3148-3152, https://doi.org/10.3891/acta.chem.scand.26-3148 . [all data]

Garcia-Sanchez and Trejo, 1987
Garcia-Sanchez, Fernando; Trejo, Arturo, Vapour pressure and critical constants of 1,1-dichloroethane, The Journal of Chemical Thermodynamics, 1987, 19, 4, 359-361, https://doi.org/10.1016/0021-9614(87)90118-2 . [all data]

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]

Li and Pitzerk, 1956
Li, J.C.M.; Pitzerk, K.S., The thermodynamic properties of 1,1-dichloroethane: Heat capacities from 14 to 194°K., heats of fusion and vaporization, vapor pressure and entropy of the ideal gas. The barrier to internal rotation, J. Am. Chem. Soc., 1956, 78, 1077-10. [all data]

Stull, 1947
Stull, Daniel R., Vapor Pressure of Pure Substances. Organic and Inorganic Compounds, Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022 . [all data]

Acree, 1991
Acree, William E., Thermodynamic properties of organic compounds: enthalpy of fusion and melting point temperature compilation, Thermochimica Acta, 1991, 189, 1, 37-56, https://doi.org/10.1016/0040-6031(91)87098-H . [all data]

Levanova, Bushneva, et al., 1979
Levanova, s.V.; Bushneva, I.I.; Rodova, R.M.; Rozhnov, A.M.; Treger, Yu.A.; Aprelkin, A.S., Thermodynamic stability of chloroethanes in dehydrochlorination reactions, J. Appl. Chem. USSR, 1979, 52, 1439-1442. [all data]

Busheva, Levanova, et al., 1980
Busheva, L.I.; Levanova, S.V.; Rodova, R.M.; Rozhnov, A.M., Thermocatalytic reactions of 1,1-bromochloroethane, Russ. J. Phys. Chem. (Engl. Transl.), 1980, 54, 1403-1404. [all data]

Rozhnov, 1968
Rozhnov, A.M., Equilibrium of dichloroethane isomerization, Neftekhimiya, 1968, 8, 431-434. [all data]

Berman, Anicich, et al., 1979
Berman, D.W.; Anicich, V.; Beauchamp, J.L., Stabilities of isomeric halonium ions C₂H₄X⁺ (X = Cl, Br) by photoionization mass spectrometry iand on cyclotron resonance spectroscopy. General considerations of the relative stabilities of cyclic and acyclic isomeric onium ions, J. Am. Chem. Soc., 1979, 101, 1239. [all data]

Katsumata and Kimura, 1975
Katsumata, S.; Kimura, K., Photoelectron spectra and sum rule consideration. Effect of chlorine substitution on ionization energies for chloroethanes, chloroacetaldehydes and chloroacetyl chlorides, J. Electron Spectrosc. Relat. Phenom., 1975, 6, 309. [all data]

Wang, Liu, et al., 2005
Wang, Y.; Liu, J.; Li, N.; Shi, G.; Jiang, G.; Ma, W., Preliminary study of the retention behavior for different compounds using cryogenic chromatography at different initial temperatures, Microchem. J., 2005, 81, 2, 184-190, https://doi.org/10.1016/j.microc.2005.02.003 . [all data]

Dewulf, Van Langenhove, et al., 1997
Dewulf, J.; Van Langenhove, H.; Everaert, M., Solid-phase microextraction of volatile organic compounds estimation of the sorption equilibrium from the Kováts index, effect of salinity and humic acids and the study of the kinetics by the development of an agitated/static layer model, J. Chromatogr. A, 1997, 761, 1-2, 205-217, https://doi.org/10.1016/S0021-9673(96)00810-2 . [all data]

Villalobos, 1995
Villalobos, R., A window diagram for key component analysis in on-line gas chromatography, J. Hi. Res. Chromatogr., 1995, 18, 6, 343-347, https://doi.org/10.1002/jhrc.1240180604 . [all data]

Castello and Gerbino, 1988
Castello, G.; Gerbino, T.C., Effect of Temperature on the Gas Chromatographic Separation of Halogenated Compounds on Polar and Non-Polar Stationary Phases, J. Chromatogr., 1988, 437, 33-45, https://doi.org/10.1016/S0021-9673(00)90369-8 . [all data]

White, Hackett, et al., 1992
White, C.M.; Hackett, J.; Anderson, R.R.; Kail, S.; Spock, P.S., Linear temperature programmed retention indices of gasoline range hydrocarbons and chlorinated hydrocarbons on cross-linked polydimethylsiloxane, J. Hi. Res. Chromatogr., 1992, 15, 2, 105-120, https://doi.org/10.1002/jhrc.1240150211 . [all data]

Zilka and Matucha, 1978
Zilka, L.; Matucha, M., Gas chromatographic analysis of chlorinated ethanes, J. Chromatogr., 1978, 148, 1, 229-235, https://doi.org/10.1016/S0021-9673(00)99342-7 . [all data]

Huang, Liang, et al., 1996
Huang, C.; Liang, H.; Han, S., The analysis of organic compounds in waste water by gas extraction/thermal desorption/gas chromatography-mass spectrometry, Chin. J. Chromatogr., 1996, 14, 6, 421-424. [all data]

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Zenkevich, I.G., Criteria for Evaluation of Elution Order of Isomeric Organic Compounds, Zh. Phys. Khim. (Rus.), 2003, 77, 1, 92-98. [all data]

Zenkevich, 2001
Zenkevich, I.G., Interpretation of Gas Chromatographic Retention Indices in estimation of Structures of Isomeric Products of Radical Chlorinating of Alkyl Arenes, Zh. Org. Khim., 2001, 37, 2, 283-293. [all data]

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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]

Sorimachi, Tanabe, et al., 1995
Sorimachi, J.; Tanabe, A.; Mitobe, H.; Kuniaki, K.; Masaaki, S., Programmed temperature retention indices for volatile organic compounds on headspace GC/MS analysis, Niigata-ken Eisei Kogai Kenkyusho Nenpo, 1995, 11, 75-79. [all data]

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Ramsey, J.D.; Flanagan, R.J., Detection and Identification of Volatile Organic Compounds in Blood by Headspace Gas Chromatography as an Aid to the Diagnosis of Solvent Abuse, J. Chromatogr., 1982, 240, 2, 423-444, https://doi.org/10.1016/S0021-9673(00)99622-5 . [all data]

Notes

Go To: Top, Gas phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, References

• Symbols used in this document:
  

  AE	Appearance energy
  IE (evaluated)	Recommended ionization energy
  Pc	Critical pressure
  Tboil	Boiling point
  Tc	Critical temperature
  Tfus	Fusion (melting) point
  Ttriple	Triple point temperature
  ΔfH°gas	Enthalpy of formation of gas at standard conditions
  ΔfusH	Enthalpy of fusion
  ΔfusS	Entropy of fusion
  ΔrH°	Enthalpy of reaction at standard conditions
  ΔvapH	Enthalpy of vaporization
  ΔvapH°	Enthalpy of vaporization at standard conditions
  ΔvapS	Entropy of vaporization

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