Tetramethylene sulfoxide
Synonym(s):Tetramethylene sulfoxide
- CAS NO.：1600-44-8
- Empirical Formula: C4H8OS
- Molecular Weight: 104.17
- MDL number: MFCD00005477
- EINECS: 216-493-2
- SAFETY DATA SHEET (SDS)
- Update Date: 2023-11-28 16:31:44
What is Tetramethylene sulfoxide?
Chemical properties
clear colorless to yellow liquid
The Uses of Tetramethylene sulfoxide
In a comparative study of aromatic fluorodenitration with Potassium fluoride, in several dipolar aprotic solvents, a much faster reaction rate was observed with DMSO or tetramethylene sulfoxide than with the more commonly used Sulfolane.
Definition
ChEBI: Tetrahydrothiophene 1-oxide is a member of tetrahydrothiophenes.
Synthesis Reference(s)
Journal of the American Chemical Society, 63, p. 2939, 1941 DOI: 10.1021/ja01856a021
The Journal of Organic Chemistry, 50, p. 1787, 1985 DOI: 10.1021/jo00210a055
Synthetic Communications, 24, p. 2393, 1994 DOI: 10.1080/00397919408010545
Purification Methods
Shake the oxide with BaO for 4 days, then distil it from CaH2 under reduced pressure. [Beilstein 17 III/IV 36, 17/1 V 38.]
Properties of Tetramethylene sulfoxide
| Boiling point: | 235-237 °C(lit.) |
| Density | 1.158 g/mL at 25 °C(lit.) |
| refractive index | n |
| Flash point: | >230 °F |
| form | Liquid |
| color | Clear colorless to yellow |
| Water Solubility | Fully miscible in water. |
| BRN | 105274 |
| Dielectric constant | 5.6（25℃） |
| CAS DataBase Reference | 1600-44-8(CAS DataBase Reference) |
| EPA Substance Registry System | Thiophene, tetrahydro-, 1-oxide (1600-44-8) |
Safety information for Tetramethylene sulfoxide
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation |
| Precautionary Statement Codes |
P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P332+P313:IF SKIN irritation occurs: Get medical advice/attention. P337+P313:IF eye irritation persists: Get medical advice/attention. |
Computed Descriptors for Tetramethylene sulfoxide
New Products
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