Sulfolane
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Sulfolane | |
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Chemical name | Tetrahydrothiophene 1,1-dioxide |
Chemical formula | C4H8O2S |
Molecular mass | 120.17 g/mol |
CAS number | 126-33-0 |
EINECS number | 204-783-1 |
Density | 1.261 g/cm3 |
Melting point | 27.5 °C |
Boiling point | 285 °C |
Flash point | 165 °C |
SMILES | O=S1(CCCC1)=O |
NFPA 704 | |
Disclaimer and references |
Sulfolane (systematic name: 2,3,4,5-tetrahydrothiophene-1,1-dioxide) is a clear, colorless liquid commonly used in the chemical industry as an extractive distillation solvent or reaction solvent. Sulfolane was originally developed by the Shell Oil Company in the 1960s as a solvent to purify butadiene. Sulfolane is an aprotic organosulfur compound, and it is readily soluble in water.
[edit] See also
[edit] References
- UOP Document: Sulfolane Process
- RohMax.com: Sulfolane, a specialty solvent
- ChemicalLand21.com: Sulfolane Industrial Chemical Data
- ChemIndustry.com search: Sulfolane