Thiophene, 2-chloro-

• Formula: C₄H₃ClS
• Molecular weight: 118.585
• IUPAC Standard InChI: InChI=1S/C4H3ClS/c5-4-2-1-3-6-4/h1-3H Copy

  
• IUPAC Standard InChIKey: GSFNQBFZFXUTBN-UHFFFAOYSA-N Copy
• CAS Registry Number: 96-43-5
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
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• Other names: 2-Chlorothiophene; 2-Thienyl chloride
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• Information on this page:
  • Condensed phase thermochemistry data
  • Phase change data
  • Gas phase ion energetics data
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • References
  • Notes
• Data at other public NIST sites:
  • Gas Phase Kinetics Database
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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 by: 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
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing

Enthalpy 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

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:
LL - Sharon G. Lias and Joel F. Liebman
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

IR Spectrum

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Data compiled by: Coblentz Society, Inc.

• LIQUID; 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

References

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

Fujimori and Oguni, 1993
Fujimori, H.; Oguni, M., Thermodynamic study of 2-chlorothiophene: observation of two subsequent glass transitions in the stable crystalline state, J. Phys. Chem. Solids, 1993, 54(5), 607-612. [all data]

Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]

Khodeir, Skulski, et al., 1986
Khodeir, N.M.; Skulski, L.; Wroczynski, P., Preparation of 2-Chlorofuran and 2-Chlorothiophene from the Respective Furan and Thiophene Mercurials and Disulfur Dichloride, Bull. Pol. Acad. Sci., Chem., 1986, 34, 443. [all data]

Fujimori and Oguni, 1993, 2
Fujimori, H.; Oguni, M., Construction of an adiabatic calorimeter at low-temp and glass transition of crystalline 2-bromothiophene, J. Phys. Chem. Solids, 1993, 54, 271. [all data]

Dykyj, Svoboda, et al., 1999
Dykyj, J.; Svoboda, J.; Wilhoit, R.C.; Frenkel, M.L.; Hall, K.R., Vapor Pressure of Chemicals: Part A. Vapor Pressure and Antoine Constants for Hydrocarbons and Sulfur, Selenium, Tellurium and Hydrogen Containing Organic Compounds, Springer, Berlin, 1999, 373. [all data]

Ditsent, Skorokhodov, et al., 1981
Ditsent, V.E.; Skorokhodov, I.I.; Zolotareva, M.N.; Savuskina, V.I.; Tabenko, B.N., Zh. Prikl. Khim. (Leningrad), 1981, 54, 1617. [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]

Eon, Pommier, et al., 1971
Eon, C.; Pommier, C.; Guiochon, G., Vapor pressures and second virial coefficients of some five-membered heterocyclic derivatives, J. Chem. Eng. Data, 1971, 16, 4, 408-410, https://doi.org/10.1021/je60051a008 . [all data]

Fujimori and Oguni, 1993, 3
Fujimori, H.; Oguni, M., Construction of an adiabatic calorimeter at low temperatures and glass transition of crystalline 2-bromothiophene, J. Phys. Chem. Solids, 1993, 54(2), 271-280. [all data]

Veszpremi, Nyulaszi, et al., 1988
Veszpremi, T.; Nyulaszi, L.; Zsombok, G.Y., Systematic hel UPS study of chlorothiophenes, J. Electron Spectrosc. Relat. Phenom., 1988, 46, 269. [all data]

Aloisi and Pignataro, 1973
Aloisi, G.G.; Pignataro, S., Molecular complexes of substituted thiophens with σ and π acceptors, J. Chem. Soc. Faraday Trans. 1, 1973, 69, 534. [all data]

Linda, Marino, et al., 1971
Linda, P.; Marino, G.; Pignataro, S., A comparison of sensitivities to substituent effects of five- membered heteroaromatic rings in gas phase ionization, J. Chem. Soc. B, 1971, 1585. [all data]

Baker, Betteridge, et al., 1970
Baker, A.D.; Betteridge, D.; Kemp, N.R.; Kirby, R.E., Application of photoelectron spectrometry to pesticide analysis. Photoelectron spectra of fivemembered heterocycles and related molecules, Anal. Chem., 1970, 42, 1064. [all data]

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

Fringuelli, Marino, et al., 1976
Fringuelli, F.; Marino, G.; Taticchi, A.; Distefano, G.; Colonna, F.P.; Pignataro, S., Photoelectron spectra of the α-substituted derivatives of furan, thiophen, selenophen, and tellurophen. A comparative study of the molecular orbital energies, J. Chem. Soc. Perkin Trans. 2, 1976, 276. [all data]

Notes

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• Symbols used in this document:
  

  Cp,liquid	Constant pressure heat capacity of liquid
  IE (evaluated)	Recommended ionization energy
  S°liquid	Entropy of liquid at standard conditions
  Tboil	Boiling point
  Ttriple	Triple point temperature
  ΔfusH	Enthalpy of fusion
  ΔfusS	Entropy of fusion
  ΔvapH	Enthalpy of vaporization

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