Arsenic trichloride

• Formula: AsCl₃
• Molecular weight: 181.281
• IUPAC Standard InChI: InChI=1S/AsCl3/c2-1(3)4 Copy

  
• IUPAC Standard InChIKey: OEYOHULQRFXULB-UHFFFAOYSA-N Copy
• CAS Registry Number: 7784-34-1
• Chemical structure:
  This structure is also available as a 2d Mol file
• Other names: Arsenic(III) chloride; AsCl3; Arsenous chloride; Arsenous trichloride; Arsenic chloride; Arsenic butter; Arsenious chloride; Butter of arsenic; Chlorure arsenieux; Chlorure d'arsenic; Fuming liquid arsenic; Trichloroarsine; Trichlorure d'arsenic; UN 1560; Arsenic chloride (AsCl3); Arsenic(3+) chloride
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• Information on this page:
  • Phase change data
  • Reaction thermochemistry data
  • Gas phase ion energetics data
  • Ion clustering data
  • Mass spectrum (electron ionization)
  • References
  • Notes
• Data at other public NIST sites:
  • Gas Phase Kinetics Database
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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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director

Antoine Equation Parameters

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

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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: John E. Bartmess

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

 +  = AsCl₄^-

By formula: Cl^- + AsCl₃ = AsCl₄^-

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 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

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 by: John E. Bartmess

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

 +  = AsCl₄^-

By formula: Cl^- + AsCl₃ = AsCl₄^-

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, 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.

Sladkov and Shimeleva, 1974
Sladkov, I.B.; Shimeleva, V.I., Russ. J. Phys. Chem. (Engl. Transl.), 1974, 48, 154. [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]

Walker, Check, et al., 2002
Walker, B.W.; Check, C.E.; Lobring, K.C.; Pommerening, C.A.; Sunderlin, L.S., The Thermochemistry of Group 15 Tetrachloride Anions, J. Am. Soc. Mass Spectrom., 2002, 13, 5, 469, https://doi.org/10.1016/S1044-0305(02)00369-0 . [all data]

Ozgen, 1983
Ozgen, T., Mass spectrometric determination of the appearance potentials of PCl₃, AsCl₃, SbCl₃, BiCl₃ and their fragments, Int. J. Mass Spectrom. Ion Processes, 1983, 48, 427. [all data]

Pabst, Sharpe, et al., 1980
Pabst, R.E.; Sharpe, M.C.; Margrave, J.L.; Franklin, J.L., An electron impact study of the appearance energies of positive ions from AsF₃, AsCl₃, AsBr₃ and AsF₅, Int. J. Mass Spectrom. Ion Phys., 1980, 33, 187. [all data]

Johnstone and Mellon, 1972
Johnstone, R.A.W.; Mellon, F.A., Electron-impact ionization and appearance potentials, J. Chem. Soc. Faraday Trans. 2, 1972, 68, 1209. [all data]

Lloyd, 1970
Lloyd, D.R., The failure of electron impact measurements to detect first ionization potentials in some molecules, Intern. J. Mass Spectrom. Ion Phys., 1970, 4, 500. [all data]

Cullen and Frost, 1962
Cullen, W.R.; Frost, D.C., Ionization potentials of some perfluoroalkyl arsines, Can. J. Chem., 1962, 40, 390. [all data]

Lee and Rabalais, 1974
Lee, T.H.; Rabalais, J.W., Model for spin- orbit interactions with inclusion of d electrons: Applications to photoelectron spectroscopy, J. Chem. Phys., 1974, 60, 1172. [all data]

Notes

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• Symbols used in this document:
  

  AE	Appearance energy
  Tc	Critical temperature
  Vc	Critical volume
  ΔrH°	Enthalpy of reaction at standard conditions

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