trimethylarsine

• Formula: C₃H₉As
• Molecular weight: 120.0252
• IUPAC Standard InChI: InChI=1S/C3H9As/c1-4(2)3/h1-3H3 Copy

  
• IUPAC Standard InChIKey: HTDIUWINAKAPER-UHFFFAOYSA-N Copy
• CAS Registry Number: 593-88-4
• 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: Arsine, trimethyl-
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• Information on this page:
  • Condensed phase thermochemistry data
  • Phase change data
  • Gas phase ion energetics data
  • References
  • Notes
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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:
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

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:
HL - Edward P. Hunter and 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
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

Ionization energy determinations

References

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

Nistratov, Sheiman, et al., 1988
Nistratov, V.P.; Sheiman, M.S.; Rabinovich, I.B.; Vasil'ev, V.G.; Karataev, E.N.; Feshchenko, I.A., Heat capacity and thermodynamic functions of trimethylarsine, Zhur. Fiz. Khim., 1988, 62(8), 2219-2221. [all data]

Nistratov, Sheiman, et al., 1988, 2
Nistratov, V.P.; Sheiman, M.S.; Rabinovich, I.B.; Vasil'ev, V.G.; Karataev, E.N.; Feshchenko, I.A., Zh. Fiz. Khim., 1988, 62, 2219. [all data]

Baev, 2001
Baev, A.K., Izv. Vyssh. Uchebn. Zaved., Khim. Khim. Tekhnol., 2001, 44, 1, 3. [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]

Elbel, Dieck, et al., 1982
Elbel, S.; Dieck, H.T.; Demuth, R., Photoelectron sSpectra of group V compounds. IX. The relative perfluoroalkyl substituent effect, J. Fluorine Chem., 1982, 19, 349. [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]

Notes

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• Symbols used in this document:
  

  Cp,liquid	Constant pressure heat capacity of liquid
  S°liquid	Entropy of liquid at standard conditions
  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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