Methyl azide
- Formula: CH3N3
- Molecular weight: 57.0546
- IUPAC Standard InChIKey: PBTHJVDBCFJQGG-UHFFFAOYSA-N
- CAS Registry Number: 624-90-8
- Chemical structure:
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Phase change data
Go To: Top, Gas phase ion energetics data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Robert L. Brown and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 293. to 294. | K | N/A | Buckingham and Donaghy, 1982 |
Gas phase ion energetics data
Go To: Top, Phase change data, References, Notes
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
L - 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
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
IE (evaluated) | 9.81 ± 0.02 | eV | N/A | N/A | L |
Quantity | Value | Units | Method | Reference | Comment |
Proton affinity (review) | 199. | kcal/mol | N/A | Hunter and Lias, 1998 | HL |
Quantity | Value | Units | Method | Reference | Comment |
Gas basicity | 191.3 | kcal/mol | N/A | Hunter and Lias, 1998 | HL |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
9.81 | PE | Bock, Dammel, et al., 1981 | LLK |
9.81 ± 0.02 | PE | Cradock, Ebsworth, et al., 1972 | LLK |
9.5 ± 0.1 | EI | Franklin, Dibeler, et al., 1958 | RDSH |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
CHN+ | 13.6 ± 0.5 | N2+H2? | EI | Franklin, Dibeler, et al., 1958 | RDSH |
CH2N+ | 10.5 ± 0.1 | N2+H | EI | Franklin, Dibeler, et al., 1958 | RDSH |
CH3+ | 14.1 ± 0.1 | ? | EI | Franklin, Dibeler, et al., 1958 | RDSH |
N3+ | 17.6 ± 0.5 | CH3 | EI | Franklin, Dibeler, et al., 1958 | RDSH |
References
Go To: Top, 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.
Buckingham and Donaghy, 1982
Buckingham, J.; Donaghy, S.M.,
Dictionary of Organic Compounds: Fifth Edition, Chapman and Hall, New York, 1982, 1. [all data]
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]
Bock, Dammel, et al., 1981
Bock, H.; Dammel, R.; Horner, L.,
Die pyrolyse von methylazid,
Chem. Ber., 1981, 114, 220. [all data]
Cradock, Ebsworth, et al., 1972
Cradock, S.; Ebsworth, E.A.V.; Murdoch, J.D.,
Photoelectron spectra of some Group 4 pseudohalides and related compounds,
J. Chem. Soc. Faraday Trans. 2, 1972, 68, 86. [all data]
Franklin, Dibeler, et al., 1958
Franklin, J.L.; Dibeler, V.H.; Reese, R.M.; Krauss, M.,
Ionization and dissociation of hydrazoic acid and methyl azide by electron impact,
J. Am. Chem. Soc., 1958, 80, 298. [all data]
Notes
Go To: Top, Phase change data, Gas phase ion energetics data, References
- Symbols used in this document:
AE Appearance energy IE (evaluated) Recommended ionization energy Tboil Boiling point - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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