2,4-Dithiapentane
- Formula: C3H8S2
- Molecular weight: 108.226
- IUPAC Standard InChI: InChI=1S/C3H8S2/c1-4-3-5-2/h3H2,1-2H3
- IUPAC Standard InChIKey: LOCDPORVFVOGCR-UHFFFAOYSA-N
- CAS Registry Number: 1618-26-4
- 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: CH3SCH2SCH3; Bis(methylthio)methane; Formaldehyde dimethyl mercaptal; Methane, bis(methylthio)-; Bis(methylmercapto)methane; Methylenebis(methyl sulfide); Thioformaldehyde dimethylthioacetal; Bis(methylsulfanyl)methane; 2,4-Dithiopentane; NSC 96010; Thioformaldehyde dimethyl acetal; bis(methylthio)methan
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Gas phase ion energetics data
Go To: Top, 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
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 8.67 | PE | Guimon, Guimon, et al., 1975 | Vertical value; LLK |
| 8.65 | PE | Bock, Wagner, et al., 1972 | Vertical value; LLK |
Appearance energy determinations
| Ion | AE (eV) | Other Products | Method | Reference | Comment |
|---|---|---|---|---|---|
| C2H5S+ | 10.1 ± 0.15 | SCH3 | EI | Broer, Weringa, et al., 1979 | LLK |
Mass spectrum (electron ionization)
Go To: Top, Gas phase ion energetics data, 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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| 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-NW-7780 |
| NIST MS number | 236682 |
Gas Chromatography
Go To: Top, Gas phase ion energetics data, Mass spectrum (electron ionization), 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
Kovats' RI, non-polar column, isothermal
| Column type | Active phase | Temperature (C) | I | Reference | Comment |
|---|---|---|---|---|---|
| Packed | Apiezon M | 130. | 903. | 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 | DB-5 | 892. | Mahattanatawee K., Perez-Cacho P.R., et al., 2007 | 30. m/0.32 mm/0.5 μm, He, 7. K/min, 265. C @ 5. min; Tstart: 40. C |
| Capillary | CP Sil 8 CB | 880. | Mahadevan and Farmer, 2006 | 60. C @ 5. min, 4. K/min, 220. C @ 30. min; Column length: 50. m; Column diameter: 0.32 mm |
Van Den Dool and Kratz RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | SE-54 | 885. | Kubícková and Grosch, 1997 | Column length: 30. m; Column diameter: 0.32 mm; Program: 35C (2min) => 40C/min => 50C (2min) => 4C/min => 250C (10min) |
| Capillary | SE-54 | 889. | Kubícková and Grosch, 1997 | Column length: 30. m; Column diameter: 0.32 mm; Program: 35C (2min) => 40C/min => 50C (2min) => 4C/min => 250C (10min) |
Van Den Dool and Kratz RI, polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-Wax | 1290. | Mahattanatawee K., Perez-Cacho P.R., et al., 2007 | 30. m/0.32 mm/0.5 μm, He, 7. K/min, 240. C @ 5. min; Tstart: 40. C |
| Capillary | CP-Wax 52CB | 1272. | Mahadevan and Farmer, 2006 | 60. C @ 5. min, 4. K/min, 220. C @ 30. min; Column length: 50. m; Column diameter: 0.32 mm |
| Capillary | CP-Wax 52CB | 1285. | Mahadevan and Farmer, 2006 | 60. C @ 5. min, 4. K/min, 220. C @ 30. min; Column length: 50. m; Column diameter: 0.32 mm |
| Capillary | DB-Wax | 1282. | Shimoda, Peralta, et al., 1996 | 60. m/0.25 mm/0.25 μm, He, 3. K/min; Tstart: 50. C; Tend: 230. C |
Normal alkane RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | SPB-1 | 871. | Frerot, Velluz, et al., 2008 | 30. m/0.25 mm/1.0 μm, Helium, 60. C @ 5. min, 5. K/min; Tend: 250. C |
| Capillary | SPB-5 | 894. | Vasta, Ratel, et al., 2007 | 60. m/0.32 mm/1. μm, 40. C @ 5. min, 3. K/min, 230. C @ 5. min |
| Capillary | HP-1 | 862. | Bendimerad and Bendiab, 2005 | 50. m/0.2 mm/0.5 μm, He, 2. K/min, 250. C @ 60. min; Tstart: 60. C |
| Capillary | DB-5 | 881. | Schlüter, Steinhart, et al., 1999 | 34. C @ 3. min, 5. K/min, 200. C @ 10. min; Phase thickness: 0.25 μm |
| Capillary | HP-5 | 889. | Kubec, Drhová, et al., 1998 | 30. m/0.25 mm/0.25 μm, N2, 40. C @ 3. min, 4. K/min, 240. C @ 10. min |
| Capillary | DB-1 | 873. | Rapior, Breheret, et al., 1997 | 30. m/0.2 mm/0.25 μm, He, 50. C @ 2. min, 4. K/min; Tend: 200. C |
| Capillary | SE-54 | 904. | Bellesia, Pinetti, et al., 1996 | 25. m/0.2 mm/0.5 μm, He, 35. C @ 2. min, 5. K/min; Tend: 250. C |
Normal alkane RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | SPB-5 | 892. | Begnaud, Pérès, et al., 2003 | 60. m/0.32 mm/1. μm; Program: not specified |
| Capillary | Polydimethyl siloxane | 894. | Spanier, Shahidi, et al., 2001 | Program: not specified |
Normal alkane RI, polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | Innowax | 1300. | Bendimerad and Bendiab, 2005 | 50. m/0.2 mm/0.5 μm, He, 2. K/min, 250. C @ 60. min; Tstart: 60. C |
| Capillary | DB-Wax | 1260. | Schlüter, Steinhart, et al., 1999 | 60. m/0.32 mm/0.25 μm, He, 34. C @ 3. min, 5. K/min, 200. C @ 10. min |
| Capillary | HP-Innowax | 1289. | Kubec, Drhová, et al., 1998 | 30. m/0.25 mm/0.25 μm, N2, 40. C @ 3. min, 4. K/min, 190. C @ 10. min |
Normal alkane RI, polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | EC-1000 | 1305. | Delabre and Bendall, 9999 | Program: not specified |
| Capillary | CP Wax 52 CB | 1274. | Patterson and Stevenson, 1995 | 50. m/0.32 mm/0.20 μm; Program: 50 0C (10 min) 2 0C/min -> 100 0C 5 0C/min -> 150 0C 7 0C/min -> 220 0C (20 min) |
| Capillary | Superox 0.6; Carbowax 20M | 1256. | Waggott and Davies, 1984 | Hydrogen; Column length: 50. m; Column diameter: 0.32 mm; Program: not specified |
| Capillary | Carbowax 400, Carbowax 20M, Carbowax 1540, Carbowax 4000, Superox 06, PEG 20M, etc. | 1256. | Waggott and Davies, 1984 | Hydrogen; Column length: 50. m; Column diameter: 0.32 mm; Program: not specified |
References
Go To: Top, Gas phase ion energetics data, 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.
Guimon, Guimon, et al., 1975
Guimon, C.; Guimon, M.-F.; Pfister-Guillouzo, G.,
Application of photoelectron spectroscopy to conformational analysis of two 1,3-dithia compounds,
Tetrahedron Lett., 1975, 17, 1413. [all data]
Bock, Wagner, et al., 1972
Bock, H.; Wagner, G.; Kroner, J.,
Photoelektronenspektren und molekuleigenschaften, XIV. Die delokalisation des schwefel-elektronenpaar in CH3S-substituierten aromaten,
Chem. Ber., 1972, 105, 3850. [all data]
Broer, Weringa, et al., 1979
Broer, W.J.; Weringa, W.D.; Nieuwpoort, W.C.,
Rearrangements and fragmentations of [C2H5S]+ ions,
Org. Mass Spectrom., 1979, 14, 543. [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]
Mahattanatawee K., Perez-Cacho P.R., et al., 2007
Mahattanatawee K.; Perez-Cacho P.R.; Davenport T.; Rouseff R.,
Comparison of three lychee cultivar odor profiles using gas chromatography-olfactometry and gas chromatography-sulfur detection,
J. Agric. Food Chem., 2007, 55, 5, 1939-1944, https://doi.org/10.1021/jf062925p
. [all data]
Mahadevan and Farmer, 2006
Mahadevan, K.; Farmer, L.,
Key Odor Impact Compounds in Three Yeast Extract Pastes,
J. Agric. Food Chem., 2006, 54, 19, 7242-7250, https://doi.org/10.1021/jf061102x
. [all data]
Kubícková and Grosch, 1997
Kubícková, J.; Grosch, W.,
Evaluation of potent odorants of camembert cheese by dilution and concentration techniques,
Int. Dairy J., 1997, 7, 1, 65-70, https://doi.org/10.1016/S0958-6946(96)00044-1
. [all data]
Shimoda, Peralta, et al., 1996
Shimoda, M.; Peralta, R.R.; Osajima, Y.,
Headspace gas analysis of fish sauce,
J. Agric. Food Chem., 1996, 44, 11, 3601-3605, https://doi.org/10.1021/jf960345u
. [all data]
Frerot, Velluz, et al., 2008
Frerot, E.; Velluz, A.; Bagnoud, A.; Delort, E.,
Analysis of the volatile constituents of cooked petai beans (Parkia speciosa) using high-resolution GC/TOF-MS,
Flav. Fragr. J., 2008, 23, 6, 434-440, https://doi.org/10.1002/ffj.1902
. [all data]
Vasta, Ratel, et al., 2007
Vasta, V.; Ratel, J.; Engel, E.,
Mass Spectrometry Analysis of Volatile Compounds in Raw Meat for the Authentication of the Feeding Background of Farm Animals,
J. Agric. Food Chem., 2007, 55, 12, 4630-4639, https://doi.org/10.1021/jf063432n
. [all data]
Bendimerad and Bendiab, 2005
Bendimerad, N.; Bendiab, S.A.T.,
Composition and antibacterial activity of Pseudocytisus integrifolius (Salisb.) essential oil from Algeria,
J. Agric. Food Chem., 2005, 53, 8, 2947-2952, https://doi.org/10.1021/jf047937u
. [all data]
Schlüter, Steinhart, et al., 1999
Schlüter, S.; Steinhart, H.; Schwarz, F.J.; Kirchgessner, M.,
Changes in the odorants of boiled carp fillet (Cyprinus carpio L.) as affected by increasing methionine levels in feed,
J. Agric. Food Chem., 1999, 47, 12, 5146-5150, https://doi.org/10.1021/jf9902604
. [all data]
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]
Rapior, Breheret, et al., 1997
Rapior, S.; Breheret, S.; Talou, T.; Bessiére, J.-M.,
Volatile flavor constituents of fresh Marasmius alliaceus (garlic Marasmius),
J. Agric. Food Chem., 1997, 45, 3, 820-825, https://doi.org/10.1021/jf960511y
. [all data]
Bellesia, Pinetti, et al., 1996
Bellesia, F.; Pinetti, A.; Bianchi, A.; Tirillini, B.,
Volatile compounds of the white truffle (Tuber magnaturn Pico) from middle Italy,
Flavour Fragr. J., 1996, 11, 4, 239-243, https://doi.org/10.1002/(SICI)1099-1026(199607)11:4<239::AID-FFJ573>3.0.CO;2-A
. [all data]
Begnaud, Pérès, et al., 2003
Begnaud, F.; Pérès, C.; Berdagué, J.-L.,
Characterization of volatile effluents of livestock buildings by solid-phase microextraction,
Int. J. Environ. Anal. Chem., 2003, 83, 10, 837-849, https://doi.org/10.1080/03067310310001603349
. [all data]
Spanier, Shahidi, et al., 2001
Spanier, A.M.; Shahidi, F.; Par; iment, T.H.; Mussinan, C.,
Food Flavors and Chemistry. Advances of the New Millenium, Royal Soc. Chem., 2001, 666. [all data]
Delabre and Bendall, 9999
Delabre, M.-L.; Bendall, J.F.,
Flavour ingredients from fermented dairy streams,
Expression of Multidisciplinary Flavour Sci., 9999, 375-378. [all data]
Patterson and Stevenson, 1995
Patterson, R.L.S.; Stevenson, M.H.,
Irradiation-induced off-odor in chicken and its possible control,
British Poultry Science, 1995, 36, 3, 425-441, https://doi.org/10.1080/00071669508417789
. [all data]
Waggott and Davies, 1984
Waggott, A.; Davies, I.W.,
Identification of organic pollutants using linear temperature programmed retention indices (LTPRIs) - Part II, 1984, retrieved from http://dwi.defra.gov.uk/research/completed-research/reports/dwi0383.pdf. [all data]
Notes
Go To: Top, Gas phase ion energetics data, Mass spectrum (electron ionization), Gas Chromatography, References
- Symbols used in this document:
AE Appearance energy - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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