sulfolane (CHEBI:74794)

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ChEBI Name	sulfolane

ChEBI ID	CHEBI:74794

Definition	A member of the class of tetrahydrothiophenes that is tetrahydrothiophene in which the sulfur has been oxidised to give the corresponding sulfone. A colourless, high-boiling (285°C) liquid that is miscible with both water and hydrocarbons, it is used as an industrial solvent, particularly for the purification of hydrocarbon mixtures by liquid-vapour extraction.

Stars	This entity has been manually annotated by the ChEBI Team.

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Formula

C4H8O2S

Net Charge

Average Mass

120.17000

Monoisotopic Mass

120.02450

InChI

InChI=1S/C4H8O2S/c5-7(6)3-1-2-4-7/h1-4H2

InChIKey

HXJUTPCZVOIRIF-UHFFFAOYSA-N

SMILES

O=S1(=O)CCCC1

Roles Classification
Chemical Role(s):	polar aprotic solvent A solvent with a comparatively high relative permittivity (or dielectric constant), greater than ca. 15, and a sizable permanent dipole moment, that cannot donate suitably labile hydrogen atoms to form strong hydrogen bonds.

Application(s):	polar aprotic solvent A solvent with a comparatively high relative permittivity (or dielectric constant), greater than ca. 15, and a sizable permanent dipole moment, that cannot donate suitably labile hydrogen atoms to form strong hydrogen bonds.

ChEBI Ontology
Outgoing	sulfolane (CHEBI:74794) has parent hydride tetrahydrothiophene (CHEBI:48458) sulfolane (CHEBI:74794) has role polar aprotic solvent (CHEBI:48358) sulfolane (CHEBI:74794) is a sulfone (CHEBI:35850) sulfolane (CHEBI:74794) is a tetrahydrothiophenes (CHEBI:48224)

IUPAC Name

tetrahydrothiophene 1,1-dioxide

Synonyms	Sources
(CH₂)₄SO₂	ChEBI
1,1-dioxidetetrahydrothiofuran	ChemIDplus
1,1-dioxidetetrahydrothiophene	NIST Chemistry WebBook
1,1-dioxidetetrahydrothiophene	ChemIDplus
1,1-dioxothiolan	ChemIDplus
2,3,4,5-tetrahydrothiophene-1,1-dioxide	ChemIDplus
cyclic tetramethylene sulfone	NIST Chemistry WebBook
cyclotetramethylene sulfone	ChemIDplus
dioxothiolan	ChemIDplus
sulfolan	NIST Chemistry WebBook
tetrahydrothiophene 1-dioxide	ChemIDplus
tetramethylene sulfone	ChemIDplus
thiacyclopentane dioxide	ChemIDplus
thiolane-1,1-dioxide	ChemIDplus
thiophan sulfone	ChemIDplus
thiophane dioxide	ChemIDplus

Last Modified

19 July 2013