Thioxanthone
- Formula: C13H8OS
- Molecular weight: 212.267
- IUPAC Standard InChI: InChI=1S/C13H8OS/c14-13-9-5-1-3-7-11(9)15-12-8-4-2-6-10(12)13/h1-8H
- IUPAC Standard InChIKey: YRHRIQCWCFGUEQ-UHFFFAOYSA-N
- CAS Registry Number: 492-22-8
- 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: 9H-Thioxanthen-9-one; Thioxanthen-9-one; Thiaxanthenone; Thiaxanthon; Thiaxanthone; Thioxanthene-9-one; Thioxanthene, 9-oxo-; Thioxanthenone; 9-Thioxanthone; 9H-Thioxanthene, 9-oxo-; 10-Thioxanthone; NSC 15912; NSC 658181
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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:
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
DH - Eugene S. Domalski and Elizabeth D. Hearing
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Tfus | 487.88 | K | N/A | Sabbah and Watik, 1992 | Uncertainty assigned by TRC = 0.02 K; TRC |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔsubH° | 27.440 ± 0.098 | kcal/mol | C | Sabbah and El Watik, 1992 | Published also in Calorim. Anal. Therm. 23,477 1992; ALS |
| ΔsubH° | 27.44 ± 0.1 | kcal/mol | C | Sabbah and Watik, 1992, 2 | AC |
Reduced pressure boiling point
| Tboil (K) | Pressure (atm) | Reference | Comment |
|---|---|---|---|
| 645.2 | 0.941 | Aldrich Chemical Company Inc., 1990 | BS |
Enthalpy of fusion
| ΔfusH (kcal/mol) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 8.4847 | 487.88 | Sabbah and El Watik, 1992, 2 | DH |
| 8.48 | 487.9 | Sabbah and Watik, 1992, 2 | AC |
Gas Chromatography
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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Normal alkane RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | Methyl Silicone | 2049. | Oda, Yasuhara, et al., 1998 | 25. m/0.25 mm/0.25 μm, He; Program: 50 0C (2 min) 20 0C/min -> 160 0C 5 0C/min -> 210 0C 10 0C/min -> 300 0C |
Lee's RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | BP-5 | 346.2 | Kelly, Bartle, et al., 1992 | Column length: 25. m; Column diameter: 0.32 mm; Program: XX C X C/min -> 170 C 40 C/min -> 300 C (5 min); Check the values XX and X (bad xerox copy) |
References
Go To: Top, 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.
Sabbah and Watik, 1992
Sabbah, R.; Watik, L.E.,
Can. J. Chem., 1992, 70, 24. [all data]
Sabbah and El Watik, 1992
Sabbah, R.; El Watik, L.,
Etude thermodynamique de l'acridone et de la thioxanthone,
Can. J. Chem., 1992, 70, 24-28. [all data]
Sabbah and Watik, 1992, 2
Sabbah, Raphaël; Watik, Lahcen El,
Étude thermodynamique de l'acridone et de la thioxanthone,
Can. J. Chem., 1992, 70, 1, 24-28, https://doi.org/10.1139/v92-005
. [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]
Sabbah and El Watik, 1992, 2
Sabbah, R.; El Watik, L.,
Etude thermodynamique de l'aridone et de la thioxanthone,
Calorim. Anal. Therm., 1992, 23, 477-478. [all data]
Oda, Yasuhara, et al., 1998
Oda, J.; Yasuhara, A.; Matsunaga, K.; Saito, Y.,
Identification of polycyclic aromatic hydrocarbons of the particulate accumulated in the tunnel duct of freeway and generation of their oxygenated derivatives,
Jpn. J. Toxicol. Environ. Health, 1998, 44, 5, 334-351, https://doi.org/10.1248/jhs1956.44.334
. [all data]
Kelly, Bartle, et al., 1992
Kelly, G.W.; Bartle, K.D.; Clifford, A.A.; Robinson, R.E.,
Application of coupled LC-GC to the analysis of the polar fraction of diesel particulate matter,
J. Hi. Res. Chromatogr., 1992, 15, 8, 526-530, https://doi.org/10.1002/jhrc.1240150808
. [all data]
Notes
Go To: Top, Phase change data, Gas Chromatography, References
- Symbols used in this document:
Tboil Boiling point Tfus Fusion (melting) point ΔfusH Enthalpy of fusion ΔsubH° Enthalpy of sublimation at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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