Diazoacetophenone
- Formula: C8H6N2O
- Molecular weight: 146.1460
- IUPAC Standard InChI: InChI=1S/C8H6N2O/c9-10-6-8(11)7-4-2-1-3-5-7/h1-6H
- IUPAC Standard InChIKey: ZSTBZBURMWJKSQ-UHFFFAOYSA-N
- CAS Registry Number: 3282-32-4
- 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: α-Diazoacetophenone
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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 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
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 9.22 ± 0.04 | EI | Foffani, Pignataro, et al., 1963 | RDSH |
| 8.93 ± 0.05 | PE | Modelli, Innorta, et al., 1980 | Vertical value; LLK |
Appearance energy determinations
| Ion | AE (eV) | Other Products | Method | Reference | Comment |
|---|---|---|---|---|---|
| C6H5+ | 14.07 ± 0.14 | ? | EI | Foffani, Pignataro, et al., 1963 | RDSH |
| C7H5O+ | 10.42 ± 0.18 | ? | EI | Foffani, Pignataro, et al., 1963 | RDSH |
| C8H6O+ | 10.08 ± 0.11 | N2 | EI | Foffani, Pignataro, et al., 1963 | RDSH |
Gas Chromatography
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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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Normal alkane RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | HP-5 MS | 1304. | Kornilova, Ukolov, et al., 2012 | 25. m/0.20 mm/0.33 μm, Helium, 45. C @ 1. min, 5. K/min, 280. C @ 2. min |
| Capillary | HP-5 MS | 1359. | Kornilova, Ukolov, et al., 2012 | 25. m/0.20 mm/0.33 μm, Helium, 45. C @ 1. min, 5. K/min, 280. C @ 2. min |
References
Go To: Top, Gas phase ion energetics data, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Foffani, Pignataro, et al., 1963
Foffani, A.; Pignataro, S.; Cantone, B.; Grasso, F.,
Mass spectra of diazocompounds. I. Diazocarbonyl compounds,
Nuovo Cimento, 1963, 29, 918. [all data]
Modelli, Innorta, et al., 1980
Modelli, A.; Innorta, G.; Torroni, S.,
He(I) UPS spectra of some α-diazoketones,
J. Electron Spectrosc. Relat. Phenom., 1980, 18, 359. [all data]
Kornilova, Ukolov, et al., 2012
Kornilova, T.A.; Ukolov, A.I.; Kostikov, R.R.; Zenkevich, I.G.,
Stability of diazocarbonyl compounds under the conditions of gas chromatography and chromatography-mass spectrometry analysis,
Rus. J. General Chem., 2012, 82, 10, 1675-1685, https://doi.org/10.1134/S1070363212100088
. [all data]
Notes
Go To: Top, Gas phase ion energetics data, Gas Chromatography, References
- Symbols used in this document:
AE Appearance energy - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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