Agent Name

3-Sulfolene

Alternative Name

2,5-Dihydrothiophene 1,1-dioxide

CAS Number

77-79-2

Formula

C4-H6-O2-S

Major Category

Other Classes

Synonyms

2,5-Dihydrothiophene 1,1-dioxide; 1-Thia-3-cyclopentene 1,1-dioxide; 2,5-Dihydrothiophene dioxide; 2,5-Dihydrothiophene sulfone; Butadiene sulfone; Thiophene, 2,5-dihydro-, 1,1-dioxide; beta-Sulfolene; [ChemIDplus]

Category

Sulfur Compounds

Description

White solid with pungent odor; [CAMEO] Off-white crystalline solid; [Alfa Aesar MSDS]

Sources/Uses

Used as a specialty solvent in petroleum refining and in the manufacture of sulfolane (another solvent in petroleum refining); [HSDB]

Comments

Not mutagenic to four strains of Salmonella typhimurium; No evidence of carcinogenicity in mice or rats; [HSDB] A severe eye irritant; [CAMEO] Not irritating to rabbit skin; Irritating to rabbit eyes; Not sensitizing in guinea pig maximization test; [EPA HPVIS] Causes somnolence, tremor, convulsions, and damage to esophagus and salivary glands in oral lethal-dose studies of rats and mice; [RTECS] An irritant; May cause serious eye injury; [Alfa Aesar MSDS]

Exposure Assessment
Vapor Pressure

0.34 mm Hg

Explanatory Notes

Flash point = 113 deg C; [CAMEO]

Adverse Effects
Neurotoxin

Other CNS Neurotoxin

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information

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Chemical Information

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Related Information in HazMap
Processes

Industrial Processes with risk of exposure: