Methyl ethyl disulfide
- Formula: C3H8S2
- Molecular weight: 108.226
- IUPAC Standard InChI: InChI=1S/C3H8S2/c1-3-5-4-2/h3H2,1-2H3
- IUPAC Standard InChIKey: XLTBPTGNNLIKRW-UHFFFAOYSA-N
- CAS Registry Number: 20333-39-5
- 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: Methyl ethyl disulphide; Disulfide, ethyl methyl; Ethanesulfenothioic acid, methyl ester; Ethyl methyl disulfide; 2,3-Dithiapentane
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Normal alkane RI, non-polar column, temperature ramp
Go To: Top, 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
| Column type | Capillary | Capillary | Capillary |
|---|---|---|---|
| Active phase | HP-5 | DB-1 | DB-5 |
| Column length (m) | 30. | 60. | 30. |
| Carrier gas | N2 | He | He |
| Substrate | |||
| Column diameter (mm) | 0.25 | 0.25 | 0.2 |
| Phase thickness (μm) | 0.25 | 1. | |
| Tstart (C) | 40. | 40. | 30. |
| Tend (C) | 240. | 260. | 200. |
| Heat rate (K/min) | 4. | 2. | 2. |
| Initial hold (min) | 3. | 5. | |
| Final hold (min) | 10. | 60. | |
| I | 838. | 821. | 845. |
| Reference | Kubec, Drhová, et al., 1998 | Yu, Wu, et al., 1994 | Sinha, Guyer, et al., 1992 |
| Comment | MSDC-RI | MSDC-RI | MSDC-RI |
References
Go To: Top, Normal alkane RI, non-polar column, temperature ramp, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Kubec, Drhová, et al., 1998
Kubec, R.; Drhová, V.; Velísek, J.,
Thermal degradation of S-methylcysteine and its sulfoxide-important flavor precursors of Bassica and Allium vegetables,
J. Agric. Food Chem., 1998, 46, 10, 4334-4340, https://doi.org/10.1021/jf980379x
. [all data]
Yu, Wu, et al., 1994
Yu, T.-H.; Wu, C.-M.; Rosen, R.T.; Hartman, T.G.; Ho, C.-T.,
Volatile compounds in generated from thermal degradation of alliin and deoxyalliin in an aqueous solution,
J. Agric. Food Chem., 1994, 42, 1, 146-153, https://doi.org/10.1021/jf00037a026
. [all data]
Sinha, Guyer, et al., 1992
Sinha, N.K.; Guyer, D.E.; Gage, D.A.; Lira, C.T.,
Supercritical carbon dioxide extraction of onion flavors and their analysis by gas chromatography-mass spectrometry,
J. Agric. Food Chem., 1992, 40, 5, 842-845, https://doi.org/10.1021/jf00017a027
. [all data]
Notes
Go To: Top, Normal alkane RI, non-polar column, temperature ramp, References
- Symbols used in this document:
Tend Final temperature Tstart Initial temperature - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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