Methyl diazene
- Formula: CH4N2
- Molecular weight: 44.0559
- CAS Registry Number: 26981-93-1
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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 CH4N2+ (ion structure unspecified)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Proton affinity (review) | 845. | kJ/mol | N/A | Hunter and Lias, 1998 | at terminal N; HL |
| Proton affinity (review) | 841. | kJ/mol | N/A | Hunter and Lias, 1998 | at interior N; HL |
| Quantity | Value | Units | Method | Reference | Comment |
| Gas basicity | 812.5 | kJ/mol | N/A | Hunter and Lias, 1998 | at terminal N; HL |
| Gas basicity | 808.5 | kJ/mol | N/A | Hunter and Lias, 1998 | at interior N; HL |
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 8.8 ± 0.1 | PE | Frost, Lee, et al., 1976 | LLK |
| 9.3 ± 0.1 | EI | Foner and Hudson, 1970 | RDSH |
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]
Frost, Lee, et al., 1976
Frost, D.C.; Lee, S.T.; McDowell, C.A.; Westwood, N.P.C.,
The photoelectron spectra of diazene, diazene-d2, trans-methyldiazene,
J. Chem. Phys., 1976, 64, 4719. [all data]
Foner and Hudson, 1970
Foner, S.N.; Hudson, R.L.,
Mass spectrometric studies of atom-molecule reactions using high-intensity crossed molecular beams,
J. Chem. Phys., 1970, 53, 4377. [all data]
Notes
Go To: Top, Gas phase ion energetics data, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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