Carbon diselenide

• Formula: CSe₂
• Molecular weight: 169.93
• IUPAC Standard InChI: InChI=1S/CSe2/c2-1-3 Copy

  
• IUPAC Standard InChIKey: JNZSJDBNBJWXMZ-UHFFFAOYSA-N Copy
• CAS Registry Number: 506-80-9
• 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: CSe2; Carbon selenide; Carbon selenide (CSe2)
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• Information on this page:
  • Condensed phase thermochemistry data
  • Phase change data
  • Gas phase ion energetics data
  • Mass spectrum (electron ionization)
  • 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

Antoine Equation Parameters

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

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Enthalpy of sublimation

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:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

Ionization energy determinations

Appearance energy determinations

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, Mass spectrum (electron ionization), NIST Free Links, Notes

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

Gattow and Drger, 1966
Gattow, G.; Drger, M., Das Kohlenstoffidselenid 2. Thermochimie des CSe₂, Z. anorg. allgem. Chem., 1966, 343, 232-243. [all data]

Gattow and Draeger, 1966
Gattow, G.; Draeger, M., Chalcogencarbonates. XVII. Carbon Diselenides. 2. Thermochemistry of CSe2, Z. Anorg. Allg. Chem., 1966, 343, 232-43. [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]

Ives, Pittman, et al., 1947
Ives, D.J.G.; Pittman, R.W.; Wardlaw, W., 203. The preparation, properties, and chlorination products of carbon diselenide, J. Chem. Soc., 1947, 1080, https://doi.org/10.1039/jr9470001080 . [all data]

Boublik, Fried, et al., 1984
Boublik, T.; Fried, V.; Hala, E., The Vapour Pressures of Pure Substances: Selected Values of the Temperature Dependence of the Vapour Pressures of Some Pure Substances in the Normal and Low Pressure Region, 2nd ed., Elsevier, New York, 1984, 972. [all data]

Ives, Pittman, et al., 1947, 2
Ives, D.J.G.; Pittman, R.W.; Wardlaw, W., The Preparation, Properties, and Chlorination Products of Carbon Diselenide, J. Chem. Soc., 1947, 1080-1083, https://doi.org/10.1039/jr9470001080 . [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]

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]

Drowart, Smets, et al., 1978
Drowart, J.; Smets, J.; Reynaert, J.C.; Coppens, P., Mass spectrometric study of the photoionization of inorganic gases vapours, Adv. Mass Spectrom., 1978, 7, 647. [all data]

Smoes and Drowart, 1977
Smoes, S.; Drowart, J., Determination of the atomization energies of the molecules CSe(g) and CSe₂(g) by the mass spectrometric Knudsen cell method, J. Chem. Soc. Faraday Trans. 2, 1977, 73, 1746. [all data]

Radler and Berkowitz, 1977
Radler, K.; Berkowitz, J., Photoionization mass spectrometric study of CSe₂, J. Chem. Phys., 1977, 66, 2176. [all data]

Greening and King, 1976
Greening, F.R.; King, G.W., Rydberg states of carbon diselenide, J. Mol. Spectrosc., 1976, 61, 459. [all data]

Cradock and Duncan, 1974
Cradock, S.; Duncan, W., The photoelectron spectrum of CSe₂, Mol. Phys., 1974, 27, 837. [all data]

Frost, Lee, et al., 1973
Frost, D.C.; Lee, S.T.; McDowell, C.A., Photoelectron spectra of OCSe, SCSe, and CSe₂, J. Chem. Phys., 1973, 59, 5484. [all data]

Notes

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• Symbols used in this document:
  

  AE	Appearance energy
  Cp,liquid	Constant pressure heat capacity of liquid
  S°liquid	Entropy of liquid at standard conditions
  Tfus	Fusion (melting) point
  ΔfusH	Enthalpy of fusion
  ΔfusS	Entropy of fusion
  ΔsubH	Enthalpy of sublimation
  ΔvapH	Enthalpy of vaporization

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