(E)-CH3N=NCH3
- Formula: C2H6N2
- Molecular weight: 58.0824
- IUPAC Standard InChI: InChI=1S/C2H6N2/c1-3-4-2/h1-2H3/b4-3+
- IUPAC Standard InChIKey: JCCAVOLDXDEODY-ONEGZZNKSA-N
- CAS Registry Number: 4143-41-3
- 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. - Stereoisomers:
- Other names: (E)-Dimethyldiazene
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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
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
View reactions leading to C2H6N2+ (ion structure unspecified)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Proton affinity (review) | 206.8 | kcal/mol | N/A | Hunter and Lias, 1998 | HL |
| Quantity | Value | Units | Method | Reference | Comment |
| Gas basicity | 199.4 | kcal/mol | N/A | Hunter and Lias, 1998 | HL |
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 8.45 ± 0.05 | PI | Foster, Williamson, et al., 1974 | LLK |
| ~8.20 | PE | Brundle, Robin, et al., 1972 | LLK |
| 8.7 ± 0.1 | PE | Haselbach and Heilbronner, 1970 | RDSH |
Appearance energy determinations
| Ion | AE (eV) | Other Products | Method | Reference | Comment |
|---|---|---|---|---|---|
| CH3+ | 11.32 ± 0.05 | CH3+N2 | PI | Foster, Williamson, et al., 1974 | LLK |
| CH3N2+ | 9.20 ± 0.03 | CH3 | PI | Foster, Williamson, et al., 1974 | LLK |
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.
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]
Foster, Williamson, et al., 1974
Foster, M.S.; Williamson, A.D.; Beauchamp, J.L.,
Photoionization mass spectrometry of trans-azomethane,
Int. J. Mass Spectrom. Ion Phys., 1974, 15, 429. [all data]
Brundle, Robin, et al., 1972
Brundle, C.R.; Robin, M.B.; Kuebler, N.A.; Basch, H.,
Perfluoro effect in photoelectron spectroscopy. I. Nonaromatic molecules,
J. Am. Chem. Soc., 1972, 94, 1451. [all data]
Haselbach and Heilbronner, 1970
Haselbach, E.; Heilbronner, E.,
Die PhotoelektronSpektren von CH3-CH≡CH-CH3, CH3-N≡CH-CH3, CH3-N≡N-CH3, ein Beitrag zur Frage nach der Wechselwirkung zwischen den einsamen Elektronenpaaren der trans-konfigurierten Azogruppe,
Helv. Chim. Acta, 1970, 53, 684. [all data]
Notes
Go To: Top, Gas phase ion energetics data, References
- Symbols used in this document:
AE Appearance energy - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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