Agent Name

Sodium methanethiolate

CAS Number

5188-07-8

Formula

C-H4-S.Na

Major Category

Metals

Synonyms

Methyl mercaptan sodium salt; Sodium thiomethylate; Methanethiol, sodium salt; [ChemIDplus] NaMeSH; [EPA ChAMP: Submission] Sodium MeSH; [ToxPlanet: EPA - TSCATS] UN2921

Category

Organic Compounds, Metal Salts

Description

Colorless liquid; [EPA ChAMP: Submission] Light brown solid; [Sigma-Aldrich MSDS] Strong offensive odor; [Alfa Aesar MSDS]

Sources/Uses

Used to make large scale and fine chemicals; [ToxPlanet: ECHA REACH Registrations]

Comments

Changes of the blood, spleen (hematopoiesis and hemosiderosis), and liver (hematopoiesis) observed in oral study of rats at 45 mg/kg/day; No evidence of reproductive or developmental toxicity; [ToxPlanet: EPA - TSCATS] A severe skin irritant; Causes somnolence, dyspnea, and other gastrointestinal changes in oral lethal-dose studies of rats; [RTECS] Causes burns; Inhalation may cause corrosive injuries to upper respiratory tract; Toxic by ingestion; [Sigma-Aldrich MSDS] Reacts with water evolving methanethiol gas; [Alfa Aesar MSDS] See "Methyl mercaptan."

Exposure Assessment
Vapor Pressure

1.08E-6 mm Hg

Explanatory Notes

The Guide in the Emergency Response Guidebook is for "Corrosive solid, flammable, n.o.s."

Adverse Effects
Dermatotoxin

Skin Burns

Links to Other NLM Databases
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.