Fumaronitrile
- Formula: C4H2N2
- Molecular weight: 78.0721
- IUPAC Standard InChI: InChI=1S/C4H2N2/c5-3-1-2-4-6/h1-2H/b2-1+
- IUPAC Standard InChIKey: KYPOHTVBFVELTG-OWOJBTEDSA-N
- CAS Registry Number: 764-42-1
- 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: 2-Butenedinitrile, (E)-; trans-1,2-Dicyanoethylene; Fumaric nitrile; Fumarodinitrile; Furmaronitrile; (E)-Butenedinitrile; (E)-CH(CN)CH(CN); But-2-enedinitrile, (E)-; (2E)-2-Butenedinitrile; (E)-1,2-Dicyanoethylene; 2-Butenedinitrile, (2E)-; NSC 17555; trans-1,2-Dicyanoethene
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Gas phase ion energetics data
Go To: Top, References, Notes
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
B - John E. Bartmess
Electron affinity determinations
| EA (eV) | Method | Reference | Comment |
|---|---|---|---|
| 1.249 ± 0.087 | TDEq | Chowdhury and Kebarle, 1986 | ΔGea(523 K) = -28.4 kcal/mol; ΔSea = -1.0 eu.; B |
| 0.79 ± 0.10 | SI | Farragher and Page, 1967 | The Magnetron method, lacking mass analysis, is not considered reliable.; B |
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 11.16 ± 0.03 | PI | Kotov and Potapov, 1972 | LLK |
| 11.15 | PE | Bock and Stafast, 1972 | LLK |
| 11.3 | PE | Bieri, Asbrink, et al., 1982 | Vertical value; LBLHLM |
References
Go To: Top, 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.
Chowdhury and Kebarle, 1986
Chowdhury, S.; Kebarle, P.,
Electron affinities of di- and tetracyanoethylene and cyanobenzenes based on measurements of gas-phase electron transfer equilibria,
J. Am. Chem. Soc., 1986, 108, 5453. [all data]
Farragher and Page, 1967
Farragher, A.L.; Page, F.M.,
Experimental Determination of Electron Affinities. Part 11. - Electron Capture by Some Cyanocarbons and Related Compounds,
Trans. Farad. Soc., 1967, 63, 2369, https://doi.org/10.1039/tf9676302369
. [all data]
Kotov and Potapov, 1972
Kotov, B.V.; Potapov, V.K.,
Ionization potentials of strong organic electron acceptors,
Khim. Vys. Energ., 1972, 6, 375. [all data]
Bock and Stafast, 1972
Bock, H.; Stafast, H.,
Photoelektronenspektren und molekuleigenschaften, IX. Die π-Systeme der cis- und trans-dicyan-athylene,
Chem. Ber., 1972, 105, 1158. [all data]
Bieri, Asbrink, et al., 1982
Bieri, G.; Asbrink, L.; Von Niessen, W.,
30.4-nm He(II) photoelectron spectra of organic molecules,
J. Electron Spectrosc. Relat. Phenom., 1982, 27, 129. [all data]
Notes
Go To: Top, Gas phase ion energetics data, References
- Symbols used in this document:
EA Electron affinity - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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