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)
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Gas Chromatography, 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
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
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.
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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