Butanedinitrile

• Formula: C₄H₄N₂
• Molecular weight: 80.0880
• IUPAC Standard InChI: InChI=1S/C4H4N2/c5-3-1-2-4-6/h1-2H2 Copy

  
• IUPAC Standard InChIKey: IAHFWCOBPZCAEA-UHFFFAOYSA-N Copy
• CAS Registry Number: 110-61-2
• 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: Succinonitrile; s-Dicyanoethane; Deprelin; Dician; Dinile; Disuxyl; Ethane, 1,2-dicyano-; Ethylene cyanide; Ethylene dicyanide; Evanex; Succinic acid dinitrile; Succinic acid nitrile; Succinic dinitrile; Succinil; Succinodinitrile; Suxil; 1,2-Dicyanoethane; NCCH2CH2CN; USAF A-9442; 1,4-Butanedinitrile; Sukcinonitril; sym-Dicyanoethane; NSC 4852
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• Information on this page:
  • Gas phase thermochemistry data
  • Gas phase ion energetics data
  • References
  • Notes
• Other data available:
  • Condensed phase thermochemistry data
  • Phase change data
  • IR Spectrum
  • Mass spectrum (electron ionization)
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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

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
B - John E. Bartmess

View reactions leading to C₄H₄N₂⁺ (ion structure unspecified)

Electron affinity determinations

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.

Rapport, Westrum, et al., 1971
Rapport, N.J.; Westrum, E.F., Jr.; Andrews, J.T.S., Enthalpies of formation for globular molecules. III. Succinonitrile and triethylenediamine, J. Am. Chem. Soc., 1971, 93, 4363-4365. [all data]

Desfrancois, Bouteiller, et al., 2004
Desfrancois, C.; Bouteiller, Y.; Schermann, J.P.; Radisic, D.; Stokes, S.T.; Bowen, K.H.; Hammer, N.I.; Compto, Long-range electron binding to quadrupolar molecules, Phys. Rev. Lett., 2004, 92, 8, 840-850, https://doi.org/10.1103/PhysRevLett.92.083003 . [all data]

Chess, Lapp, et al., 1982
Chess, E.K.; Lapp, R.L.; Gross, M.L., The question of tautomerism of alkylnitrile and isonitrile radical cations, Org. Mass Spectrom., 1982, 17, 475. [all data]

Notes

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• Symbols used in this document:
  

  EA	Electron affinity
  ΔfH°gas	Enthalpy of formation of gas at standard conditions

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