8-Hydroxyquinoline
- Formula: C9H7NO
- Molecular weight: 145.1580
- IUPAC Standard InChI: InChI=1S/C9H7NO/c11-8-5-1-3-7-4-2-6-10-9(7)8/h1-6,11H
- IUPAC Standard InChIKey: MCJGNVYPOGVAJF-UHFFFAOYSA-N
- CAS Registry Number: 148-24-3
- 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: Oxyquinoline; 8-Quinolinol; Bioquin; Oxin; Oxine; Oxychinolin; Phenopyridine; Quinophenol; Tumex; 1-Azanaphthalene-8-ol; 8-Hydroxychinolin; 8-Oxyquinoline; 8-OQ; 8-Quinol; Hydroxybenzopyridine; Oxybenzopyridine; Oxychinoline; 8-Oxyquinolin; Fennosan H 30; NCI-C55298; USAF EK-794; 8-Chinolinol; Fennosan; o-Oxychinolin; 8-Quinolol; Oxoquinoline; Quinolin-8-ol; NSC 2039; NSC 615011; NSC 82404
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Condensed phase thermochemistry 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 compiled by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°solid | -83.0 ± 1.5 | kJ/mol | Ccb | Ribeiro Da Silva, Monte, et al., 1989 | Author was aware that data differs from previously reported values |
| ΔfH°solid | -81.2 ± 2.0 | kJ/mol | Ccr | Sakiyama, Nakano, et al., 1975 | |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°solid | -4459.0 ± 0.9 | kJ/mol | Ccb | Ribeiro Da Silva, Monte, et al., 1989 | Author was aware that data differs from previously reported values |
| ΔcH°solid | -4460.8 ± 1.6 | kJ/mol | Ccr | Sakiyama, Nakano, et al., 1975 | |
| ΔcH°solid | -4467.7 | kJ/mol | Ccb | Wood and Jones, 1963 | |
| ΔcH°solid | -4455.5 ± 0.8 | kJ/mol | Ccb | Sullivan and Hunt, 1949 | |
| ΔcH°solid | -4457.2 ± 8.4 | kJ/mol | Ccb | Sullivan, Kibler, et al., 1948 |
Phase change data
Go To: Top, Condensed phase thermochemistry 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 as indicated in comments:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
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 |
|---|---|---|---|---|---|
| Tfus | 347.65 | K | N/A | Manske, Ledingham, et al., 1949 | Uncertainty assigned by TRC = 2. K; TRC |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔsubH° | 96. ± 20. | kJ/mol | AVG | N/A | Average of 6 values; Individual data points |
Reduced pressure boiling point
| Tboil (K) | Pressure (bar) | Reference | Comment |
|---|---|---|---|
| 540.2 | 1.00 | Aldrich Chemical Company Inc., 1990 | BS |
Enthalpy of sublimation
| ΔsubH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 108.8 ± 1.7 | 308. to 328. | ME | Horton and Wendlandt, 1963 | See also Cox and Pilcher, 1970 and Stephenson and Malanowski, 1987.; AC |
Enthalpy of fusion
| ΔfusH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 40.3 | 345.7 | AC | WANG, TAN, et al., 2008 | AC |
| 22.1 | 346.8 | N/A | Zorel, Costalonga, et al., 2001 | AC |
References
Go To: Top, Condensed phase thermochemistry data, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Ribeiro Da Silva, Monte, et al., 1989
Ribeiro Da Silva, M.A.V.; Monte, M.J.S.; Matos, M.A.R.,
Enthalpies of combustion, vapour pressures, and enthalpies of sublimation of 8-hydroxyquinoline, 5-nitro-8-hydroxyquinoline, and 2-methyl-8-hydroxyquinoline,
J. Chem. Thermodyn., 1989, 21, 159-166. [all data]
Sakiyama, Nakano, et al., 1975
Sakiyama, M.; Nakano, T.; Seki, S.,
Enthalpies of combustion of organic compounds. I. 8-Quinolinol.,
Bull. Chem. Soc. Jpn., 1975, 48, 1705-1708. [all data]
Wood and Jones, 1963
Wood, J.L.; Jones, M.M.,
Heats of formation and coordinate bond energies of some nickel(II) chelates,
J. Phys. Chem., 1963, 67, 1049-1051. [all data]
Sullivan and Hunt, 1949
Sullivan, M.V.; Hunt, H.,
Heats of combustion. IV. The heats of combustion of five aromatic amines,
J. Phys. Chem., 1949, 53, 497-500. [all data]
Sullivan, Kibler, et al., 1948
Sullivan, M.V.; Kibler, G.M.; Hunt, H.,
Heats of combustion of nitrogen containing compounds, Rpt. Tech. Memo. PUR-3 for USN Project SQUID Contract N6ori-104, Task Order No. 1 Designation No. NR 22 042 by Purdue University, Lafayette, IN, 1948, 1-46. [all data]
Manske, Ledingham, et al., 1949
Manske, R.H.F.; Ledingham, A.E.; Ashford, W.R.,
The preparation of quinolins by a modified Skraup reaction.,
Can. J. Res., 1949, 27F, 359. [all data]
Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc.,
Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [all data]
Horton and Wendlandt, 1963
Horton, G.R.; Wendlandt, W.W.,
The heats of dissociation of the 8-quinolinol and substituted 8-quinolinol metal chelates of uranium (VI), thorium (IV) and scandium (III),
J. Inorg. Nucl. Chem., 1963, 25, 241-245. [all data]
Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G.,
Thermochemistry of Organic and Organometallic Compounds, Academic Press Inc., London, 1970, 643. [all data]
Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw,
Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2
. [all data]
WANG, TAN, et al., 2008
WANG, Shao-Xu; TAN, Zhi-Cheng; LI, Yan-Sheng; TONG, Bo; LI, Ying; SHI, Quan; ZHANG, Jing-Nan,
Thermodynamic Study of 8-Hydroxyquinoline by Adiabatic Calorimetry and Thermal Analysis,
Chin. J. Chem., 2008, 26, 11, 2016-2020, https://doi.org/10.1002/cjoc.200890360
. [all data]
Zorel, Costalonga, et al., 2001
Zorel, H.E., Jr.; Costalonga, A.G.C.; Crespi, M.S.; Ribiero, C.A.,
Quim. Nova, 2001, 24, 5, 599. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, References
- Symbols used in this document:
Tboil Boiling point Tfus Fusion (melting) point ΔcH°solid Enthalpy of combustion of solid at standard conditions ΔfH°solid Enthalpy of formation of solid at standard conditions ΔfusH Enthalpy of fusion ΔsubH Enthalpy of sublimation ΔsubH° Enthalpy of sublimation at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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