Dimethyl Sulfoxide
- Formula: C2H6OS
- Molecular weight: 78.133
- IUPAC Standard InChI: InChI=1S/C2H6OS/c1-4(2)3/h1-2H3
- IUPAC Standard InChIKey: IAZDPXIOMUYVGZ-UHFFFAOYSA-N
- CAS Registry Number: 67-68-5
- 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. - Isotopologues:
- Other names: DMSO; Methane, sulfinylbis-; Methyl sulfoxide; Demsodrox; Dimexide; Dipirartril-tropico; Dolicur; Dromisol; Durasorb; DMS 70; DMS 90; Hyadur; Infiltrina; Somipront; Sulfinylbismethane; SQ 9453; Dimethyl sulphoxide; (CH3)2SO; A 10846; Deltan; Demasorb; Demavet; Demeso; Dermasorb; Doligur; Domoso; Gamasol 90; M 176; Methylsulfinylmethane; Rimso 50; Syntexan; NSC-763; Topsym; Dimethyl sulfur oxide; Herpid; Kemsol; Sclerosol; Sulfoxide, dimethyl; Methane, 1,1'-sulfinylbis-; DMSO (methyl sulfoxide); Sulphinylbis methane
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Other data available:
- Data at other public NIST sites:
- Options:
Data at NIST subscription sites:
NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.
Normal alkane RI, polar column, custom temperature program
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 | Capillary | Capillary |
|---|---|---|---|---|---|
| Active phase | SOLGel-Wax | SOLGel-Wax | DB-FFAP | DB-FFAP | CP-Wax 52 CB |
| Column length (m) | 30. | 30. | 30. | 30. | 50. |
| Carrier gas | Helium | Helium | Helium | Helium | Helium |
| Substrate | |||||
| Column diameter (mm) | 0.25 | 0.25 | 0.25 | 0.25 | 0.25 |
| Phase thickness (μm) | 0.25 | 0.25 | 0.25 | 0.25 | 0.29 |
| Program | 40 0C (2 min) 5 0C/min -> 140 0C 10 0C/min -> 250 0C (3 min) | not specified | 50 0C 2 0C/min -> 100 0C (5 min) 5 0C/min -> 250 0C | not specified | 33 0C (1 min) 2 0C/min -> 130 0C 10 0C/min -> 220 0C |
| I | 1576. | 1582. | 1553. | 1549. | 1550. |
| Reference | Johanningsmeier and McFeeters, 2011 | Johanningsmeier and McFeeters, 2011 | Mebazaa, Mahmoudi, et al., 2009 | Mebazaa, Mahmoudi, et al., 2009 | Kaack and Christensen, 2008 |
| Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
| Column type | Capillary | Capillary |
|---|---|---|
| Active phase | DB-Wax | Carbowax 20M |
| Column length (m) | 60. | |
| Carrier gas | Helium | |
| Substrate | ||
| Column diameter (mm) | 0.25 | |
| Phase thickness (μm) | 0.25 | |
| Program | 60 0C (3 min) 2 0C/min -> 150 0C 4 0C/min -> 200 0C | not specified |
| I | 1579. | 1554. |
| Reference | Kim. J.H., Ahn, et al., 2004 | Vinogradov, 2004 |
| Comment | MSDC-RI | MSDC-RI |
References
Go To: Top, Normal alkane RI, polar column, custom temperature program, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Johanningsmeier and McFeeters, 2011
Johanningsmeier, S.D.; McFeeters, R.F.,
Detection of volatile spoilage metabolites in fermented cucumbers using nontargeted, comprehensive 2-dimensional gas chromatography-time-of-flight mass spectrometry (GCxGCxTOFMS),
J. Food Sci., 2011, 76, 1, c168-c177, https://doi.org/10.1111/j.1750-3841.2010.01918.x
. [all data]
Mebazaa, Mahmoudi, et al., 2009
Mebazaa, R.; Mahmoudi, A.; Fouchet, M.; Dos Santos, M.; Kamissoko, F.; Nafti, A.; Ben Cheikh, R.; Rega, B.; Camel, V.,
Characterization of volatile compounds in Tunisian fenugreek seeds,
Food Chem., 2009, 115, 4, 1326-1336, https://doi.org/10.1016/j.foodchem.2009.01.066
. [all data]
Kaack and Christensen, 2008
Kaack, K.; Christensen, L.P.,
Effect of packing materials and storage time on volatile compounds in tea processes from flowers of black elder (Sambucus nigra L.),
Eur. Food Res. Technol., 2008, 227, 4, 1259-1273, https://doi.org/10.1007/s00217-008-0844-8
. [all data]
Kim. J.H., Ahn, et al., 2004
Kim. J.H.; Ahn, H.J.; Yook, H.S.; Kim, K.S.; Rhee, M.S.; Ryu, G.H.; Byun, M.W.,
Color, flavor, and sensory characteristics of gamma-irradiated salted and fermented anchovy sauce,
Radiation Phys. Chem., 2004, 69, 2, 179-187, https://doi.org/10.1016/S0969-806X(03)00400-6
. [all data]
Vinogradov, 2004
Vinogradov, B.A.,
Production, composition, properties and application of essential oils, 2004, retrieved from http://viness.narod.ru. [all data]
Notes
Go To: Top, Normal alkane RI, polar column, custom temperature program, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
- Customer support for NIST Standard Reference Data products.