Ethyl Chloride

• Formula: C₂H₅Cl
• Molecular weight: 64.514
• IUPAC Standard InChI: InChI=1S/C2H5Cl/c1-2-3/h2H2,1H3 Copy

  
• IUPAC Standard InChIKey: HRYZWHHZPQKTII-UHFFFAOYSA-N Copy
• CAS Registry Number: 75-00-3
• 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: Ethane, chloro-; Aethylis; Aethylis chloridum; Anodynon; Chelen; Chlorene; Chlorethyl; Chloridum; Chloroethane; Chloryl; Chloryl anesthetic; Cloretilo; Dublofix; Ether chloratus; Ether hydrochloric; Ether muriatic; Hydrochloric ether; Kelene; Monochlorethane; Monochloroethane; Muriatic ether; Narcotile; C2H5Cl; Aethylchlorid; Chloorethaan; Chloroaethan; Chlorure D'ethyle; Cloroetano; Cloruro di etile; Etylu chlorek; NCI-C06224; UN 1037; Chloryle anesthetic
• Permanent link for this species. Use this link for bookmarking this species for future reference.
• Information on this page:
  • Gas phase thermochemistry data
  • Condensed phase thermochemistry data
  • Phase change data
  • Reaction thermochemistry data
  • Gas phase ion energetics data
  • Ion clustering data
  • Mass spectrum (electron ionization)
  • References
  • Notes
• Other data available:
  • Henry's Law data
  • IR Spectrum
  • Vibrational and/or electronic energy levels
  • Gas Chromatography
• Data at other public NIST sites:
  • Gas Phase Kinetics Database
  • X-ray Photoelectron Spectroscopy Database, version 5.0
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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

Condensed 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.
DH - Eugene S. Domalski and Elizabeth D. Hearing

Constant pressure heat capacity of liquid

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

Enthalpy of vaporization

Entropy of vaporization

Antoine Equation Parameters

log₁₀(P) = A − (B / (T + C))
    P = vapor pressure (bar)
    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 as indicated in comments:
B - John E. Bartmess
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias

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: Cl^- + C₂H₅Cl = (Cl^- • C₂H₅Cl)

=  + 

By formula: C₂H₅Cl = C₂H₄ + HCl

(C₂H₅⁺ • 2) +  = (C₂H₅⁺ • 3)

By formula: (C₂H₅⁺ • 2C₂H₅Cl) + C₂H₅Cl = (C₂H₅⁺ • 3C₂H₅Cl)

(C₂H₅⁺ • ) +  = (C₂H₅⁺ • 2)

By formula: (C₂H₅⁺ • C₂H₅Cl) + C₂H₅Cl = (C₂H₅⁺ • 2C₂H₅Cl)

 +  = ( • )

By formula: Br^- + C₂H₅Cl = (Br^- • C₂H₅Cl)

 +  = ( • )

By formula: CH₃⁺ + C₂H₅Cl = (CH₃⁺ • C₂H₅Cl)

C₄H₉⁺ +  = (C₄H₉⁺ • )

By formula: C₄H₉⁺ + C₂H₅Cl = (C₄H₉⁺ • C₂H₅Cl)

 +  =  + 

By formula: H₂ + C₂H₅Cl = C₂H₆ + HCl

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:
HL - Edward P. Hunter and Sharon G. Lias
L - Sharon G. Lias

Data compiled as indicated in comments:
MM - Michael M. Meot-Ner (Mautner)
LL - Sharon G. Lias and Joel F. Liebman
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

View reactions leading to C₂H₅Cl⁺ (ion structure unspecified)

Proton affinity at 298K

Gas basicity at 298K

Protonation entropy at 298K

Ionization energy determinations

Appearance energy determinations

Ion clustering 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:
B - John E. Bartmess
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.

Clustering reactions

 +  = ( • )

By formula: Br^- + C₂H₅Cl = (Br^- • C₂H₅Cl)

 +  = ( • )

By formula: CH₃⁺ + C₂H₅Cl = (CH₃⁺ • C₂H₅Cl)

(C₂H₅⁺ • ) +  = (C₂H₅⁺ • 2)

By formula: (C₂H₅⁺ • C₂H₅Cl) + C₂H₅Cl = (C₂H₅⁺ • 2C₂H₅Cl)

(C₂H₅⁺ • 2) +  = (C₂H₅⁺ • 3)

By formula: (C₂H₅⁺ • 2C₂H₅Cl) + C₂H₅Cl = (C₂H₅⁺ • 3C₂H₅Cl)

C₄H₉⁺ +  = (C₄H₉⁺ • )

By formula: C₄H₉⁺ + C₂H₅Cl = (C₄H₉⁺ • C₂H₅Cl)

 +  = ( • )

By formula: Cl^- + C₂H₅Cl = (Cl^- • C₂H₅Cl)

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

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering data, Mass spectrum (electron ionization), Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Fletcher and Pilcher, 1971
Fletcher, R.A.; Pilcher, G., Measurements of heats of combustion by flame calorimetry. Part 7.-Chloromethane, chloroethane, 1-chloropropane, 2-chloropropane, Trans. Faraday Soc., 1971, 67, 3191-3201. [all data]

Casey and Fordham, 1951
Casey, D.W.H.; Fordham, S., An all-glass calorimeter, and the heat of combustion of ethyl chloride, J. Chem. Soc., 1951, 2513-2516. [all data]

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]

Gordon and Giauque, 1948
Gordon, J.; Giauque, W.F., The entropy of ethyl chloride. Heat capacity from 18 to 287K. Vapor pressure. Heats of fusion and vaporization, J. Am. Chem. Soc., 1948, 70, 1506-1510. [all data]

Kurbatov, 1948
Kurbatov, V.Ya., Heat capacity of liquids. 2. Heat capacity and the temperature dependence of heat capacity from halogen derivatives of acylic hydrocarbons, Zh. Obshch. Kim., 1948, 18, 372-389. [all data]

Riedel, 1941
Riedel, L., Determination of the specific heat of liquid ethyl chloride and liquid methylene chloride, Bull. Int. Inst., Refrig. Annex 22, 1941, No4, 1-3. [all data]

Riedel, 1940
Riedel, L., Bestimmung der spezifischen Wärme von Äthychlorid und Methylenchlorid im flüssigen Zustand, Z. ges. Kalte-Ind., 1940, 47, 87. [all data]

Jenkin and Shorthose, 1924
Jenkin, C.F.; Shorthose, D.N., Thermal properties of ethyl chloride, 1924, 347-349. [all data]

Timmermans, 1952
Timmermans, J., Freezing points of organic compounds. VVI New determinations., Bull. Soc. Chim. Belg., 1952, 61, 393. [all data]

Awbery, 1941
Awbery, J.H., Philos. Mag., 1941, 31, 247. [all data]

Timmermans and Hennaut-Roland, 1937
Timmermans, J.; Hennaut-Roland, M., Works from International Bureau at Physical-Chemical Standards. VIII. Physical constants of 20 organic compounds, J. Chim. Phys. Phys.-Chim. Biol., 1937, 34, 693. [all data]

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

Gordon and Giauque, 1948, 2
Gordon, J.; Giauque, W.F., The Entropy of Ethyl Chloride. Heat Capacity from 13 to 287 K. Vapor Pressure. Heats of Fusion and Vaporization, J. Am. Chem. Soc., 1948, 70, 1506. [all data]

Berthoud, 1917
Berthoud, A., Determination of Critical Temperatures and Pressures of Amines and Alkyl Chlorides, J. Chim. Phys. Phys.-Chim. Biol., 1917, 15, 3. [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 Rossini, 1961
Li, J.C.M.; Rossini, F.D., Vapor Pressures and Boiling Points of the l-Fluoroalkanes, l-Chloroalkanes, l-Bromoalkanes, and l-Iodoalkanes, C ₁ to C ₂₀ ., J. Chem. Eng. Data, 1961, 6, 2, 268-270, https://doi.org/10.1021/je60010a025 . [all data]

Dykyj, 1970
Dykyj, J., Petrochemica, 1970, 10, 2, 51. [all data]

Yates, 1926
Yates, G.W.C., LXXIV. Latent heats of vaporization of ethyl and methyl chlorides, Philos. Mag., 1926, 2, 817-826. [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]

Li, Ross, et al., 1996
Li, C.; Ross, P.; Szulejko, J.; McMahon, T.B., High-Pressure Mass Spectrometric Investigations of the Potential Energy Surfaces of Gas-Phase Sn2 Reactions., J. Am. Chem. Soc., 1996, 118, 39, 9360, https://doi.org/10.1021/ja960565o . [all data]

Riveros, Breda, et al., 1973
Riveros, J.M.; Breda, A.C.; Blair, L.K., Formation and relative stability of chloride ion clusters in the gas phase by ICR spectroscopy, J. Am. Chem. Soc., 1973, 95, 4066. [all data]

Larson and McMahon, 1984
Larson, J.W.; McMahon, T.B., Fluoride and chloride affinities of main group oxides, fluorides, oxofluorides, and alkyls. Quantitative scales of lewis acidities from ion cyclotron resonance halide-exchange equilibria, J. Phys. Chem., 1984, 88, 1083. [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]

Howlett, 1955
Howlett, K.E., The use of equilibrium constants to calculate thermodynamic quantities. Part II, J. Chem. Soc., 1955, 1784-17. [all data]

Lane, Linnett, et al., 1953
Lane, M.R.; Linnett, J.W.; Oswin, H.G., A study of the C₂H₄+HCl=C₂H₅Cl and C2H4+Hbr=C2H5Br equilibria, Proc. Roy. Soc. London A, 1953, 216, 361-374. [all data]

Luczynski and Wincel, 1974
Luczynski, Z.; Wincel, H., Ion - Molecule Reactions in Ethyl Chloride, Int. J. Mass Spectrom. Ion Phys., 1974, 14, 1, 29, https://doi.org/10.1016/0020-7381(74)80059-8 . [all data]

Sharma, Meza de Hojer, et al., 1985
Sharma, D.M.S.; Meza de Hojer, S.; Kebarle, P., Stabilities of halonium ions from a study of gas-phase equilibria R+ + XR' = (RXR')+, J. Am. Chem. Soc., 1985, 107, 13, 3757, https://doi.org/10.1021/ja00299a002 . [all data]

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

Rosenstock, Buff, et al., 1982
Rosenstock, H.M.; Buff, R.; Ferreira, M.A.A.; Lias, S.G.; Parr, A.C.; Stockbauer, R.L.; Holmes, J.L., Fragmentation mechanism and energetics of some alkyl halide ions, J. Am. Chem. Soc., 1982, 104, 2337. [all data]

Sen Sharma and Kebarle, 1978
Sen Sharma, D.K.; Kebarle, P., Binding Energies and Stabilities of Chloronium Ions from Study of the Gas - Phase Equilibria: R1+ + ClR2 = R1ClR2+, J. Am. Chem. Soc., 1978, 100, 18, 5826, https://doi.org/10.1021/ja00486a039 . [all data]

Lacher, Emery, et al., 1956
Lacher, J.R.; Emery, E.; Bohmfalk, E.; Park, J.D., Reaction heats of organic compounds. IV. A high temperature calorimeter and the hydrogenation of methyl ethyl and vinyl chlorides, J. Phys. Chem., 1956, 60, 492-495. [all data]

Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G., Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update, J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018 . [all data]

Bouchoux, Caunan, et al., 2001
Bouchoux, G.; Caunan, F.; Leblanc, D.; Nguyen, M.T.; Salpin, J.Y., Protonation thermochemistry of ethyl halides, Chem Phys. Phys. Chem., 2001, 10, 604-610. [all data]

Luo and Pacey, 1992
Luo, Y.-R.; Pacey, P.D., Effects of alkyl substitution on ionization energies of alkanes and haloalkanes and on heats of formation of their molecular cations. Part 2. Alkanes and chloro-, bromo- and iodoalkanes, Int. J. Mass Spectrom. Ion Processes, 1992, 112, 63. [all data]

Holmes and Lossing, 1991
Holmes, J.L.; Lossing, F.P., Ionization energies of homologous organic compounds and correlation with molecular size, Org. Mass Spectrom., 1991, 26, 537. [all data]

Ohno, Imai, et al., 1983
Ohno, K.; Imai, K.; Matsumoto, S.; Harada, Y., Penning ionization electron spectroscopy of C₂H₅X (X = NH₂, OH, H, Cl, I) relative reactivity of orbital localizing on functional groups upon electrophilic attack by metastable helium atoms, J. Phys. Chem., 1983, 87, 4346. [all data]

Watanabe, Nakayama, et al., 1962
Watanabe, K.; Nakayama, T.; Mottl, J., Ionization potentials of some molecules, J. Quant. Spectry. Radiative Transfer, 1962, 2, 369. [all data]

Matsunaga, 1961
Matsunaga, F.M., Photoionization yield of several molecules in the Schumann region, Contribution No. 27, Hawaii Institute of, 1961, Geophysics, Honolulu. [all data]

Watanabe, 1957
Watanabe, K., Ionization potentials of some molecules, J. Chem. Phys., 1957, 26, 542. [all data]

Ohno, Imai, et al., 1985
Ohno, K.; Imai, K.; Harada, Y., Variations in reactivity of lone-pair electrons due to intramolecular hydrogen bonding as observed by penning ionization electron spectroscopy, J. Am. Chem. Soc., 1985, 107, 8078. [all data]

Utsunomiya, Kobayashi, et al., 1980
Utsunomiya, C.; Kobayashi, T.; Nagakura, S., Photoelectron angular distribution measurements for some aliphatic alcohols, amines, halides, Bull. Chem. Soc. Jpn., 1980, 53, 1216. [all data]

Hoppilliard and Solgadi, 1980
Hoppilliard, Y.; Solgadi, D., Conformational analysis of 2-haloethanols and 2-methoxyethylhalides in a photoelectron spectrometer, Tetrahedron, 1980, 36, 377. [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]

Kimura, Katsumata, et al., 1973
Kimura, K.; Katsumata, S.; Achiba, Y.; Matsumoto, H.; Nagakura, S., Photoelectron spectra and orbital structures of higher alkyl chlorides, bromides, and iodides., Bull. Chem. Soc. Jpn., 1973, 46, 373. [all data]

Harrison and Shannon, 1962
Harrison, A.G.; Shannon, T.W., An electron impact study of chloromethyl and dichloromethyl derivatives, Can. J. Chem., 1962, 40, 1730. [all data]

Irsa, 1957
Irsa, A.P., Electron impact studies on C₂H₅Cl, C₂H₅Br, and C₂H₅I, J. Chem. Phys., 1957, 26, 18. [all data]

Maccoll and Mathur, 1980
Maccoll, A.; Mathur, D., Hydrogen chloride elimination from the molecular ions of alkyl chlorides, Org. Mass Spectrom., 1980, 15, 483. [all data]

Baldwin, Maccoll, et al., 1966
Baldwin, M.; Maccoll, A.; Miller, S.I., Ionization and appearance potentials from a study of alkyl chlorides, Advan. Mass Spectrom., 1966, 3, 259. [all data]

Traeger and McLoughlin, 1981
Traeger, J.C.; McLoughlin, R.G., Absolute heats of formation for gas phase cations, J. Am. Chem. Soc., 1981, 103, 3647. [all data]

Notes

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering data, Mass spectrum (electron ionization), References

• Symbols used in this document:
  

  AE	Appearance energy
  Cp,liquid	Constant pressure heat capacity of liquid
  IE (evaluated)	Recommended ionization energy
  Pc	Critical pressure
  S°liquid	Entropy of liquid at standard conditions
  Tboil	Boiling point
  Tc	Critical temperature
  Tfus	Fusion (melting) point
  Ttriple	Triple point temperature
  ΔcH°gas	Enthalpy of combustion of gas at standard conditions
  ΔfH°gas	Enthalpy of formation of gas at standard conditions
  ΔfH°liquid	Enthalpy of formation of liquid at standard conditions
  ΔfusH	Enthalpy of fusion
  ΔfusS	Entropy of fusion
  ΔrG°	Free energy of reaction at standard conditions
  ΔrH°	Enthalpy of reaction at standard conditions
  ΔrS°	Entropy 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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