Dihydro-2(3H)-thiophenone
- Formula: C4H6OS
- Molecular weight: 102.155
- IUPAC Standard InChI: InChI=1S/C4H6OS/c5-4-2-1-3-6-4/h1-3H2
- IUPAC Standard InChIKey: KMSNYNIWEORQDJ-UHFFFAOYSA-N
- CAS Registry Number: 1003-10-7
- 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: γ-Thiobutyrolactone; 4-Butyrothiolactone; 2(3H)-Thiophenone, dihydro-; 2-Thiophenone, tetrahydro-; 2-Oxothiolane; Tetrahydro-2-thiophenone; Thiacyclopentan-2-one; Thiacyclopentanone-2; 4-Thiobutyrolactone; Thiolan-2-one; 2-Oxotetrahydrothiophene; NSC 54087
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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 | -196.2 ± 2.0 | kJ/mol | Ccb | Geiseler and Sawistowsky, 1972 |
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 |
|---|---|---|---|---|---|
| ΔcH°liquid | -2800. ± 1.7 | kJ/mol | Ccb | Geiseler and Sawistowsky, 1972 |
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
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔvapH° | 38.2 ± 0.8 | kJ/mol | V | Geiseler and Sawistowsky, 1972 | ALS |
Reduced pressure boiling point
| Tboil (K) | Pressure (bar) | Reference | Comment |
|---|---|---|---|
| 312.7 | 0.001 | Weast and Grasselli, 1989 | BS |
IR Spectrum
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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
Gas Phase Spectrum
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Notice: Concentration information is not available for this spectrum and, therefore, molar absorptivity values cannot be derived.
Additional Data
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| Owner | NIST Standard Reference Data Program Collection (C) 2018 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
|---|---|
| Origin | NIST Mass Spectrometry Data Center |
| State | gas |
| Instrument | HP-GC/MS/IRD |
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
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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 | NIST Mass Spectrometry Data Center, 1992 |
| NIST MS number | 125429 |
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, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-1 | 952. | Guntert, Brüning, et al., 1990 | 60. m/0.32 mm/0.25 μm, He, 3. K/min; Tstart: 60. C; Tend: 220. C |
Normal alkane RI, polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-Wax | 1615. | Guntert, Brüning, et al., 1990 | 60. m/0.32 mm/0.25 μm, He, 3. K/min; Tstart: 60. C; Tend: 220. C |
References
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Geiseler and Sawistowsky, 1972
Geiseler, V.G.; Sawistowsky, J.,
Bildungsenthalpien und Mesomerieenergien von π-Bindungssystemen. 4. Mitteilung: Bildungsenthalpien einiger Thiacyclannone,
Z. Phys. Chem. (Leipzig), 1972, 250, 43-48. [all data]
Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]
Guntert, Brüning, et al., 1990
Guntert, M.; Brüning, J.; Emberger, R.; Köpsel, Ml; Kuhn, W.; Thielmann, T.; Werkhoff, P.,
Identification and formation of some selected sulfur-containing flavor compounds in various meat model systems,
J. Agric. Food Chem., 1990, 38, 11, 2027-2041, https://doi.org/10.1021/jf00101a007
. [all data]
Notes
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- Symbols used in this document:
Tboil Boiling point ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°gas Enthalpy of formation of gas at standard conditions ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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