2(1H)-Pyridinone
- Formula: C5H5NO
- Molecular weight: 95.0993
- CAS Registry Number: 109-10-4
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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:
L - Sharon G. Lias
Data compiled as indicated in comments:
LL - Sharon G. Lias and Joel F. Liebman
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
IE (evaluated) | 8.938 ± 0.001 | eV | N/A | N/A | L |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
8.9384 ± 0.0006 | TE | Ozeki, Cockett, et al., 1995 | LL |
9.28 ± 0.02 | EI | Gronneberg and Undheim, 1972 | LLK |
9.11 ± 0.03 | PE | Cook, El-Abbady, et al., 1977 | Vertical value; LLK |
References
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Ozeki, Cockett, et al., 1995
Ozeki, H.; Cockett, M.C.R.; Okuyama, K.; Takahashi, M.; Kumura, K.,
Structural isomers and tautomerism of 2-hydroxypyridine in the cation ground state studied by zero kinetic energy (ZEKE) photoelectron spectroscopy,
J. Phys. Chem., 1995, 99, 8608. [all data]
Gronneberg and Undheim, 1972
Gronneberg, T.; Undheim, K.,
Mass spectrometry of onium compounds. XI: ionization potentials of hydroxy and mercapto pyridines,
Org. Mass Spectrom., 1972, 6, 823. [all data]
Cook, El-Abbady, et al., 1977
Cook, M.J.; El-Abbady, S.; Katritzky, A.R.; Guimon, C.; Pfister-Guillouzo, G.,
Photoelectron spectra of hydroxy- and mercapto-pyridines and models of fixed structure,
J. Chem. Soc. Perkin Trans. 2, 1977, 1652. [all data]
Notes
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- Symbols used in this document:
IE (evaluated) Recommended ionization energy - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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