Agent Name

Sodium p-tolyl sulfonate

CAS Number

657-84-1

Formula

C7-H8-O3-S.Na

Major Category

Other Classes

Synonyms

4-Toluenesulfonic acid sodium salt; Benzenesulfonic acid, 4-methyl-, sodium salt; Naxonate hydrotrope; Sodium 4-methylbenzenesulfonate; Sodium p-methylbenzenesulfonate; Sodium p-toluenesulfonate; Sodium p-tolylsulfonate; Sodium paratoluene sulphonate; Sodium toluene-p-sulphonate; Sodium toluenesulfonate; Sodium tosylate; Tosylate, sodium; p-Toluenesulfonic acid sodium salt; para-Toluenesulfonic acid, sodium salt; [ChemIDplus]

Category

Benzenesulfonic Acid Derivatives

Description

Solid; [Hawley] Faintly beige powder; [MSDSonline]

Sources/Uses

Used in dye chemistry and as a hydrotropic solvent; [Hawley]

Comments

Hydrotropes are mild eye irritants; Significant absorption occurs after ingestion but not after skin application; Not skin sensitizers in animal testing; Acute toxicity in animals includes decreased activity, prostration, increased salivation, diarrhea, and congestion of the liver; [Reference #2] No indication of skin sensitization; [OECD SIDS] An irritant; [MSDSonline] See "Sodium benzosulfonate."

Reference Link

OECD SIDS: Sodium p-Toluenesulfonate - 2008

Exposure Assessment
Reference Link

OECD SIDS: Hydrotropes - 2005

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
Other Information

No other related information on this agent was found.