Phenol, 3-nitro-
- Formula: C6H5NO3
- Molecular weight: 139.1088
- IUPAC Standard InChIKey: RTZZCYNQPHTPPL-UHFFFAOYSA-N
- CAS Registry Number: 554-84-7
- 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: Phenol, m-nitro-; m-Nitrophenol; m-Hydroxynitrobenzene; 3-Hydroxynitrobenzene; 3-Nitrophenol; m-Nitrofenol; meta-Nitrophenol; 1-Hydroxy-3-nitrobenzene; NSC 1551
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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:
B - John E. Bartmess
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 C6H5NO3+ (ion structure unspecified)
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
9.0 | PE | Kobayashi and Nagakura, 1975 | LLK |
9.33 | PE | Kobayashi and Nagakura, 1975 | Vertical value; LLK |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
NO+ | 10.5 ± 0.2 | ? | EI | Beynon, Hopkinson, et al., 1969 | RDSH |
De-protonation reactions
C6H4NO3- + =
By formula: C6H4NO3- + H+ = C6H5NO3
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 334.3 ± 2.1 | kcal/mol | G+TS | Fujio, McIver, et al., 1981 | gas phase; value altered from reference due to change in acidity scale; B |
ΔrH° | 334.6 ± 2.6 | kcal/mol | G+TS | Kebarle and McMahon, 1977 | gas phase; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 327.5 ± 2.0 | kcal/mol | IMRE | Fujio, McIver, et al., 1981 | gas phase; value altered from reference due to change in acidity scale; B |
ΔrG° | 327.7 ± 2.0 | kcal/mol | IMRE | Kebarle and McMahon, 1977 | gas phase; B |
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.
Kobayashi and Nagakura, 1975
Kobayashi, T.; Nagakura, S.,
Photoelectron spectra of nitrophenols and nitroanisoles,
J. Electron Spectrosc. Relat. Phenom., 1975, 6, 421. [all data]
Beynon, Hopkinson, et al., 1969
Beynon, J.H.; Hopkinson, J.A.; Lester, G.R.,
Mass spectrometry-the appearance potentials of "meta-stable peaks" in some aromatic nitro compounds - a chemical reaction in the mass spectrometer,
Intern. J. Mass Spectrom. Ion Phys., 1969, 2, 291. [all data]
Fujio, McIver, et al., 1981
Fujio, M.; McIver, R.T., Jr.; Taft, R.W.,
Effects on the acidities of phenols from specific substituent-solvent interactions. Inherent substituent parameters from gas phase acidities,
J. Am. Chem. Soc., 1981, 103, 4017. [all data]
Kebarle and McMahon, 1977
Kebarle, P.; McMahon, T.B.,
Intrinsic Acidities of Substituted Phenols and Benzoic Acids Determined by Gas Phase Proton Transfer Equilibria,
J. Am. Chem. Soc., 1977, 99, 7, 2222, https://doi.org/10.1021/ja00449a032
. [all data]
Notes
Go To: Top, Gas phase ion energetics data, References
- Symbols used in this document:
AE Appearance energy ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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