Methanetetracarbonitrile

• Formula: C₅N₄
• Molecular weight: 116.0803
• IUPAC Standard InChI: InChI=1S/C5N4/c6-1-5(2-7,3-8)4-9 Copy

  
• IUPAC Standard InChIKey: XKGUKYPCHPHAJL-UHFFFAOYSA-N Copy
• CAS Registry Number: 24331-09-7
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
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• Information on this page:
  • Gas phase thermochemistry data
  • Condensed phase thermochemistry data
  • Phase change data
  • Gas phase ion energetics data
  • References
  • Notes
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Gas 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

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:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
AC - William E. Acree, Jr., James S. Chickos

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

View reactions leading to C₅N₄⁺ (ion structure unspecified)

Appearance energy determinations

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, Notes

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

Barnes and Mortimer, 1973
Barnes, D.S.; Mortimer, C.T., Enthalpies of combustion of selenium and diphenyl selenide, J. Chem. Thermodyn., 1973, 5, 371-377. [all data]

Barnes, Mortimer, et al., 1973
Barnes, D.S.; Mortimer, C.T.; Mayer, E., The enthalpy of formation of tetracyanomethane, J. Chem. Thermodyn., 1973, 5, 481-483. [all data]

Bock, Haselbach, et al., 1976
Bock, H.; Haselbach, E.; Maier, E.; Stafast, H., The photoelectron spectrum of tetracyanomethane, Helv. Chim. Acta, 1976, 59, 1035. [all data]

Notes

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, References

• Symbols used in this document:
  

  AE	Appearance energy
  ΔcH°solid	Enthalpy of combustion of solid at standard conditions
  ΔfH°gas	Enthalpy of formation of gas at standard conditions
  ΔfH°solid	Enthalpy of formation of solid at standard conditions
  ΔsubH°	Enthalpy of sublimation at standard conditions

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