|   | |
| Names | |
|---|---|
| Preferred IUPAC name (Ethanesulfinyl)ethane | |
| Other names DESO, diethyl sulphoxide, ethyl sulfoxide, 1,1'-sulfinylbisethane | |
| Identifiers | |
| 3D model (JSmol) | |
| ChEMBL | |
| ChemSpider | |
| ECHA InfoCard | 100.000.666 | 
|  PubChem CID | |
| UNII | |
|  CompTox Dashboard (EPA) | |
| 
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| 
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| Properties | |
| C4H10OS | |
| Molar mass | 106.18 g·mol−1 | 
| Appearance | colorless viscous liquid | 
| Density | 1.066 g/cm3 | 
| Melting point | 14 °C (57 °F; 287 K) | 
| Hazards | |
| Lethal dose or concentration (LD, LC): | |
| LD50 (median dose) | 5650 mg/kg (oral, rat) | 
| Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). | |
Diethyl sulfoxide is the organosulfur compound with the formula (C2H5)2SO. It is closely related to the more common dimethyl sulfoxide.
Diethyl sulfoxide prepared by oxidation of diethyl sulfide. [2]