Phenoxathiin
- Formula: C12H8OS
- Molecular weight: 200.256
- IUPAC Standard InChIKey: GJSGGHOYGKMUPT-UHFFFAOYSA-N
- CAS Registry Number: 262-20-4
- 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: Dibenzothioxin; Phenothioxin; Phenoxathiane; Phenoxathine; Phenoxthin; 1,4-Dibenzothioxine; Phenoxathrin; USAF DO-17; Dibenzooxathiane; NSC 464; RJC 03297
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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 | 125.8 ± 1.0 | kJ/mol | Ccb | Steele, Chirico, et al., 1993 | H2SO4(1:115) |
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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°solid | 31.3 ± 1.7 | kJ/mol | Ccb | Steele, Chirico, et al., 1993 | H2SO4(1:115); ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°solid | -6498.7 ± 1.4 | kJ/mol | Ccb | Steele, Chirico, et al., 1993 | H2SO4(1:115); ALS |
Quantity | Value | Units | Method | Reference | Comment |
S°solid,1 bar | 222.66 | J/mol*K | N/A | Steele, Chirico, et al., 1993 | DH |
Constant pressure heat capacity of solid
Cp,solid (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
213.77 | 298.15 | Steele, Chirico, et al., 1993 | T = 5 to 700 K.; DH |
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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Ttriple | 328.770 | K | N/A | Steele, Chirico, et al., 1993, 2 | Uncertainty assigned by TRC = 0.002 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 77.3 ± 0.1 | kJ/mol | ME | Monte, Santos, et al., 2008 | Based on data from 318. to 373. K.; AC |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
68.7 | 400. | EB,IP | Steele, Chirico, et al., 1993 | Based on data from 365. to 640. K.; AC |
66. | 440. | EB,IP | Steele, Chirico, et al., 1993 | Based on data from 365. to 640. K.; AC |
63.4 | 480. | EB,IP | Steele, Chirico, et al., 1993 | Based on data from 365. to 640. K.; AC |
60.8 | 520. | EB,IP | Steele, Chirico, et al., 1993 | Based on data from 365. to 640. K.; AC |
58. | 560. | EB,IP | Steele, Chirico, et al., 1993 | Based on data from 365. to 640. K.; AC |
55.1 | 600. | EB,IP | Steele, Chirico, et al., 1993 | Based on data from 365. to 640. K.; AC |
Enthalpy of fusion
ΔfusH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
20.2666 | 328.778 | N/A | Steele, Chirico, et al., 1993 | DH |
19.43 | 329.6 | DSC | Monte, Santos, et al., 2008 | AC |
20.27 | 328.8 | N/A | Steele, Chirico, et al., 1993 | AC |
IR Spectrum
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Data compiled by: Coblentz Society, Inc.
- Not specified, most likely a prism, grating, or hybrid spectrometer.; (NO SPECTRUM, ONLY SCANNED IMAGE IS AVAILABLE)
- SOLID (OIL MULL); Not specified, most likely a prism, grating, or hybrid spectrometer.; DIGITIZED BY NIST FROM HARD COPY; 4 cm-1 resolution
Mass spectrum (electron ionization)
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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
Spectrum
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Additional Data
View image of digitized spectrum (can be printed in landscape orientation).
Due to licensing restrictions, this spectrum cannot be downloaded.
Owner | NIST Mass Spectrometry Data Center Collection (C) 2014 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | Japan AIST/NIMC Database- Spectrum MS-IW-1066 |
NIST MS number | 240287 |
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
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Methyl Silicone | 1651. | Zenkevich, 1994 | Program: not specified |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Steele, Chirico, et al., 1993
Steele, W.V.; Chirico, R.D.; Knipmeyer, S.E.; Nguyen, A.,
The thermodynamic properties of thianthrene and phenoxathiin,
J. Chem. Thermodyn., 1993, 25, 965-992. [all data]
Steele, Chirico, et al., 1993, 2
Steele, W.V.; Chirico, R.D.; Knipmeyer, S.E.; Nguyen, A.,
The thermodynamic properties of thianthrene and phenoxathiin,
J. Chem. Thermodyn., 1993, 25, 965-92. [all data]
Monte, Santos, et al., 2008
Monte, Manuel J.S.; Santos, Luis M.N.B.F.; Sousa, Carlos A.D.; Fulem, Michal,
Vapor Pressures of Solid and Liquid Xanthene and Phenoxathiin from Effusion and Static Studies,
J. Chem. Eng. Data, 2008, 53, 8, 1922-1926, https://doi.org/10.1021/je800333q
. [all data]
Zenkevich, 1994
Zenkevich, I.G.,
Contemporary State of Informational Maintenance for Gas Chromatographic Identification of Chlorinated Polycyclic Aromatic Compounds,
Zh. Ecol. Khim., 1994, 3, 2, 111-119. [all data]
Notes
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- Symbols used in this document:
Cp,solid Constant pressure heat capacity of solid S°solid,1 bar Entropy of solid at standard conditions (1 bar) Ttriple Triple point temperature 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 ΔfusH Enthalpy of fusion ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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