3-Pyridinol, 2-methyl-
- Formula: C6H7NO
- Molecular weight: 109.1259
- IUPAC Standard InChI: InChI=1S/C6H7NO/c1-5-6(8)3-2-4-7-5/h2-4,8H,1H3
- IUPAC Standard InChIKey: AQSRRZGQRFFFGS-UHFFFAOYSA-N
- CAS Registry Number: 1121-25-1
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: 2-Methyl-3-hydroxypyridine; 2-Methyl-3-pyridinol; 3-Hydroxy-2-methylpyridine; 2-Methylpyridin-3-ol
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Gas phase thermochemistry 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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°gas | -84.5 ± 1.8 | kJ/mol | Ccb | Suradi, El Saiad, et al., 1982 |
Condensed phase thermochemistry 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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°solid | -173.6 ± 1.2 | kJ/mol | Ccb | Suradi, El Saiad, et al., 1982 | |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°solid | -3187.9 ± 0.9 | kJ/mol | Ccb | Suradi, El Saiad, et al., 1982 |
Phase change 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:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔsubH° | 89.1 ± 1.3 | kJ/mol | C | Suradi, El Saiad, et al., 1982 | ALS |
| ΔsubH° | 89.3 ± 1.3 | kJ/mol | C | Suradi, El Saiad, et al., 1982 | See also Pedley, Naylor, et al., 1986.; AC |
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
Van Den Dool and Kratz RI, polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | OV-351 | 2140. | Bonvehí, 2005 | 50. m/0.32 mm/0.2 μm, He, 5. K/min; Tstart: 60. C; Tend: 220. C |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Suradi, El Saiad, et al., 1982
Suradi, S.; El Saiad, N.; Pilcher, G.; Skinner, H.A.,
Enthalpies of combustion of the three hydroxy-pyridines and the four hydroxy-2-methylpyridines,
J. Chem. Thermodyn., 1982, 14, 45-50. [all data]
Pedley, Naylor, et al., 1986
Pedley, J.B.; Naylor, R.D.; Kirby, S.P.,
Thermochemical Data of Organic Compounds, 1986, https://doi.org/10.1007/978-94-009-4099-4
. [all data]
Bonvehí, 2005
Bonvehí, J.S.,
Investigation of aromatic compounds in roasted cocoa powder,
Eur. Food Res. Technol., 2005, 221, 1-2, 19-29, https://doi.org/10.1007/s00217-005-1147-y
. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Gas Chromatography, References
- Symbols used in this document:
ΔcH°solid Enthalpy of combustion of solid at standard conditions ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfH°solid Enthalpy of formation of solid at standard conditions ΔsubH° Enthalpy of sublimation at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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