Ethyne, chloro-

• Formula: C₂HCl
• Molecular weight: 60.482
• IUPAC Standard InChI: InChI=1S/C2HCl/c1-2-3/h1H Copy

  
• IUPAC Standard InChIKey: DIWKDXFZXXCDLF-UHFFFAOYSA-N Copy
• CAS Registry Number: 593-63-5
• Chemical structure:
  This structure is also available as a 2d Mol file
• Other names: Acetylene, chloro-; Chloroacetylene; Chloroethyne; Ethynyl chloride; Monochloroacetylene; C2HCl; 1-Chloroacetylene
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• Information on this page:
  • Gas phase ion energetics data
  • Mass spectrum (electron ionization)
  • References
  • Notes
• Other data available:
  • Gas phase thermochemistry data
  • Condensed phase thermochemistry data
  • Phase change data
  • Reaction thermochemistry data
  • Vibrational and/or electronic energy levels
  • Gas Chromatography
• Data at other public NIST sites:
  • Gas Phase Kinetics Database
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Gas phase ion energetics data

Go To: Top, Mass spectrum (electron ionization), 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:
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 C₂HCl⁺ (ion structure unspecified)

Ionization energy determinations

Appearance energy determinations

Mass spectrum (electron ionization)

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

Spectrum

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Additional Data

References

Go To: Top, Gas phase ion energetics 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.

Maier and Thommen, 1984
Maier, J.P.; Thommen, F., Relaxation dynamics of open-shell cations studied by photoelectron-photon coincidence spectroscopy, Gas Phase Ion Chem., 1984, 3, 357. [all data]

Allan, Kloster-Jensen, et al., 1977
Allan, M.; Kloster-Jensen, E.; Maier, J.P., Emission spectra of Cl-C≡C-H⁺, Br-C≡C-H⁺ and I-C≡C-H⁺ radical cations: A²Π → X.²Π band systems and the decay of the A²Π states, J. Chem. Soc. Faraday Trans. 2, 1977, 73, 1406. [all data]

Evans, Scheps, et al., 1973
Evans, K.; Scheps, R.; Rice, S.A.; Heller, D., Primary photochemical and photophysical processes in chloro- and bromo-acetylene, J. Chem. Soc. Faraday Trans. 2, 1973, 69, 856. [all data]

Kloster-Jensen, Pascual, et al., 1970
Kloster-Jensen, E.; Pascual, C.; Vogt, J., Mass spectrometric studies of mono- and di-haloacetylenes,, Helv. Chim. Acta, 1970, 53, 2109. [all data]

Haink, Heilbronner, et al., 1970
Haink, H.J.; Heilbronner, E.; Hornung, V.; KlosterJensen, E., Die Photoelektron-Spektren der Monohalogenacetylene, Helv. Chim. Acta, 1970, 53, 1073. [all data]

Eland, 1979
Eland, J.H.D., Dissociations of state-selected C₂H₂⁺, H₂S⁺ and D₂S⁺ ions studied by photoelectron-photoion coincidence spectroscopy, Int. J. Mass Spectrom. Ion Phys., 1979, 31, 161. [all data]

Notes

Go To: Top, Gas phase ion energetics data, Mass spectrum (electron ionization), References

• Symbols used in this document:
  

  AE	Appearance energy
  IE (evaluated)	Recommended ionization energy

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