Agent Name | Methane sulfonyl chloride |
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Alternative Name | Methanesulfonyl chloride |
CAS Number | 124-63-0 |
Formula | C-H3-Cl-O2-S |
Major Category | Toxic Gases & Vapors |
Synonyms | Methanesulfonyl chloride; Chloro methyl sulfone; Chloromethyl sulfone; Mesyl chloride; Methanesulfonic acid chloride; Methanesulfuryl chloride; Methanesulphonyl chloride; Methyl sulfochloride; Methyl sulfonyl chloride; Methylsulfonyl chloride; [ChemIDplus] MSC; [IUCLID] UN3246 |
Category | Acid Halides |
Description | Colorless to pale yellow, fuming liquid; [ICSC] Unpleasant odor; [HSDB] |
Sources/Uses | Used as an intermediate in the production of drugs, flame retardants, and other chemicals; Also used as a stabilizer, catalyst, curing agent, and chlorinating agent; Has been detected in air samples at a pulp mill that used chlorine-containing bleaching agents; [HSDB] |
Comments | Highly corrosive to skin; [Quick CPC] It is "tear drawing" and corrosive to the skin and respiratory tract; [ICSC] May form hydrogen chloride gas on contact with water or moisture, although experiments at Argonne National Laboratory have shown essentially no reaction with water; Highly toxic by ingestion, inhalation, and skin absorption; [CAMEO] Slowly hydrolyzed by water forming hydrochloric acid; A lachrymator; Corrosive to tissue; [EPA OHM/TADS] Hydrolyzed by water evolving acidic gas; Causes burns; Inhalation may cause corrosive injuries to upper respiratory tract and lungs; Highly toxic by ingestion, inhalation, and skin absorption; [Aldrich MSDS] |
Exposure Assessment | |
TIH | Yes |
Vapor Pressure | 2.03 mm Hg |
Lethal Concentration | LCLo = 620 mg/m3/6hr |
Explanatory Notes | VP = 3.09 mm Hg at 25 deg C; [ChemIDplus] LC50 (rat) = 25 ppm/4hr; 200 ppm/1hr; [HSDB] |
Reference Link | |
Adverse Effects | |
Lacrimator | Yes |
Toxic Pneumonitis | Yes |
Dermatotoxin | Skin Burns |
Links to Other NLM Databases | |
Health Studies | Human Health Effects from Hazardous Substances Data Bank: |
Toxicity Information | |
Chemical Information | |
Related Information in HazMap | |
Diseases | Occupational diseases associated with exposure to this agent: |
Processes | Industrial Processes with risk of exposure: |