1,4-Oxathiane
- Formula: C4H8OS
- Molecular weight: 104.171
- IUPAC Standard InChIKey: JBYHSSAVUBIJMK-UHFFFAOYSA-N
- CAS Registry Number: 15980-15-1
- 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: p-Thioxane; 1-Oxa-4-thiacyclohexane; 1,4-Oxathiin, 2,3,5,6-tetrahydro-; 1,4-Thioxane; Oxathiane; 1-Thia-4-oxacyclohexane; NSC 49179
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Phase change data
Go To: Top, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), 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 as indicated in comments:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tfus | 251.5 | K | N/A | Anonymous, 1957 | Uncertainty assigned by TRC = 0.6 K; TRC |
Reduced pressure boiling point
Tboil (K) | Pressure (bar) | Reference | Comment |
---|---|---|---|
420.2 | 1.01 | Weast and Grasselli, 1989 | BS |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
42.1 | 378. | N/A | Dykyj, Svoboda, et al., 1999 | Based on data from 342. to 411. K.; AC |
44.8 | 357. | A | Stephenson and Malanowski, 1987 | Based on data from 342. to 411. K.; AC |
Gas phase ion energetics data
Go To: Top, Phase change data, IR Spectrum, Mass spectrum (electron ionization), 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 as indicated in comments:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
View reactions leading to C4H8OS+ (ion structure unspecified)
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
8.8 ± 0.05 | EI | Conde-Caprace and Collin, 1969 | RDSH |
8.67 | PE | Sweigart and Turner, 1972 | Vertical value; LLK |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
CHS+ | 14.1 | ? | EI | Conde-Caprace and Collin, 1969 | RDSH |
CH2S+ | 12.2 ± 0.3 | ? | EI | Conde-Caprace and Collin, 1969 | RDSH |
CH3S+ | 12.6 | ? | EI | Conde-Caprace and Collin, 1969 | RDSH |
C2H3S+ | 12.6 | ? | EI | Conde-Caprace and Collin, 1969 | RDSH |
C2H4OS+ | 10.2 ± 0.2 | C2H4 | EI | Conde-Caprace and Collin, 1969 | RDSH |
C2H4S+ | 10.4 ± 0.3 | ? | EI | Conde-Caprace and Collin, 1969 | RDSH |
C2H5S+ | 10.3 ± 0.2 | ? | EI | Conde-Caprace and Collin, 1969 | RDSH |
C3H6S+ | 11. ± 0.1 | ? | EI | Conde-Caprace and Collin, 1969 | RDSH |
C4H6S+ | 9.9 ± 0.1 | H2O | EI | Conde-Caprace and Collin, 1969 | RDSH |
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.
Condensed Phase Spectrum
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Additional Data
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Detailed documentation for this spectrum is available.
Owner | Public domain |
---|---|
Origin | Pacific Northwest National Laboratory Under IARPA Contract |
Date | March 2017 |
State | liquid |
Instrument | Bruker Tensor 27 FTIR |
Instrument resolution | 2.0 cm-1 |
IR source | Silicon carbide glow bar |
Aperture | 3 mm |
Beam splitter | Broadband potassium bromide (KBr) |
Detector | DLTGS at room temperature |
Scanner velocity | 10 kHz |
Phase correction | Mertz |
Interferogram zero fill | 4x |
Spectral interval after zero fill | 0.4823 cm-1 |
Spectral range | 7800 to 400 cm-1 (1.282 to 25 microns) |
Resolution | 0.48212986 |
Apodization | Norton-Beer, Medium |
Folding limits | 15802 to 0 cm-1 |
Number of interferograms averaged per single channel spectrum | 128 |
Mass spectrum (electron ionization)
Go To: Top, Phase change data, Gas phase ion energetics 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
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. |
---|---|
NIST MS number | 1323 |
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
Kovats' RI, non-polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Packed | Apiezon M | 130. | 897. | Garbuzov, Misharina, et al., 1985 | He or N2, Chromosorb W, AW-DMCS; Column length: 2.1 m |
Van Den Dool and Kratz RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | OV-1 | 851. | Kostiainen, 2000 | 15. m/0.32 mm/0.25 μm, He, 50. C @ 2. min, 10. K/min, 280. C @ 10. min |
Capillary | SE-54 | 877. | Kostiainen, 2000 | 25. m/0.32 mm/0.25 μm, He, 40. C @ 1. min, 10. K/min, 280. C @ 10. min |
Capillary | DB-1 | 857. | Hancock and Peters, 1991 | He, 50. C @ 2. min, 10. K/min; Column length: 15. m; Column diameter: 0.53 mm |
Capillary | DB-5 | 884.5 | Hancock and Peters, 1991 | He, 50. C @ 2. min, 10. K/min; Column length: 15. m; Column diameter: 0.53 mm |
Capillary | DB-1 | 851. | D'agostino and Provost, 1988 | 15. m/0.32 mm/0.25 μm, He, 50. C @ 2. min, 10. K/min, 300. C @ 5. min |
Capillary | DB-5 | 880. | D'agostino and Provost, 1988 | 15. m/0.32 mm/0.25 μm, 50. C @ 2. min, 10. K/min, 300. C @ 5. min |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-1 | 851. | Tarjan, Nyiredy, et al., 1989 | Program: not specified |
References
Go To: Top, Phase change data, Gas phase ion energetics 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.
Anonymous, 1957
Anonymous, R.,
, Am. Pet. Inst. Res. Proj. 6, Carnegie-Mellon Univ., 1957. [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]
Dykyj, Svoboda, et al., 1999
Dykyj, J.; Svoboda, J.; Wilhoit, R.C.; Frenkel, M.L.; Hall, K.R.,
Vapor Pressure of Chemicals: Part A. Vapor Pressure and Antoine Constants for Hydrocarbons and Sulfur, Selenium, Tellurium and Hydrogen Containing Organic Compounds, Springer, Berlin, 1999, 373. [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]
Conde-Caprace and Collin, 1969
Conde-Caprace, G.; Collin, J.E.,
Ionization and dissociation of cyclic ethers and thioethers by electronimpact. A comparison between 1,4 dioxane, 1,4 dithiane and 1,4 oxathiane,
Org. Mass Spectrom., 1969, 2, 1277. [all data]
Sweigart and Turner, 1972
Sweigart, D.A.; Turner, D.W.,
Lone pair orbitals and their interactions studied by photoelectron spectroscopy. II. Equivalent orbitals in saturated oxygen and sulfur J. Heterocycl. Chem.,
J. Am. Chem. Soc., 1972, 94, 5599. [all data]
Garbuzov, Misharina, et al., 1985
Garbuzov, V.G.; Misharina, T.A.; Aerov, A.F.; Golovnya, R.V.,
Gas chromatographic retention indices for sulphur(II)-containing organic substances,
J. Anal. Chem. USSR (Engl. Transl.), 1985, 40, 4, 576-586. [all data]
Kostiainen, 2000
Kostiainen, O.,
Gas Chromatography in Screening of Chemicals Related to the Chemical Weapons Convention
in Encyclopedia of Analytical Chemistry, Meyers, R.A., ed(s)., John Wiley Sons Ltd, Chichester, 2000, 963-979. [all data]
Hancock and Peters, 1991
Hancock, J.R.; Peters, G.R.,
Retention index monitoring of compounds of chemical defence interest using thermal desorption gas chromatography,
J. Chromatogr., 1991, 538, 2, 249-257, https://doi.org/10.1016/S0021-9673(01)88845-2
. [all data]
D'agostino and Provost, 1988
D'agostino, P.A.; Provost, L.R.,
Gas chromatographic retention indices of sulphur vesicants and related compounds,
J. Chromatogr., 1988, 436, 399-411, https://doi.org/10.1016/S0021-9673(00)94599-0
. [all data]
Tarjan, Nyiredy, et al., 1989
Tarjan, G.; Nyiredy, Sz.; Gyor, M.; Lombosi, E.R.; Lombosi, T.S.; Budahegyi, M.V.; Meszaros, S.Y.; Takacs, J.M.,
Review. Thirtieth Anniversary of the Retention Index According to Kovats in Gas-Liquid Chromatography,
J. Chromatogr., 1989, 472, 1-92, https://doi.org/10.1016/S0021-9673(00)94099-8
. [all data]
Notes
Go To: Top, Phase change data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, References
- Symbols used in this document:
AE Appearance energy Tboil Boiling point Tfus Fusion (melting) point ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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