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Agent Name Ethyldichloroarsine
CAS Number 598-14-1
Formula C2-H5-As-Cl2
Major Category Toxic Gases & Vapors
Synonyms Ethylarsonous dichloride; Ethyldichlorarsine; Arsine, dichloroethyl-; Arsonous dichloride, ethyl-; Dichloro(ethyl)arsine; UN1892; [ChemIDplus]
Category Chemical Weapons
Description Colorless liquid with a fruity, irritating odor; [CAMEO]
Sources/Uses Used as a chemical weapon; [HSDB]
Comments A powerful irritant that can induce pulmonary edema; [HSDB] Reacts with water to release hydrochloric acid; [CAMEO]The liquid produces blisters after an exposure of less than one minute. Bleach may be used to decontaminate ethyldichloroarsine in closed spaces. In open areas, the substance decomposes rapidly without need for decontamination. [Sullivan, J.B. Jr., G.R. Krieger (eds.). Hazardous Materials Toxicology. Baltimore: Williams and Wilkins, 1992, p. 995]
Exposure Assessment
Skin Designation (ACGIH) Not evaluated
TIH Yes
Vapor Pressure 2.29 mm Hg
Lethal Concentration LCLo (cats) = 50 mg/m3/40 min
Explanatory Notes Boiling point = 168 degrees F;
Adverse Effects
Toxic Pneumonitis Yes
Dermatotoxin Skin Burns
Links to Other NLM Databases
Toxicity Information Search TOXNET
Chemical Information Search ChemIDplus
Related Information in Haz-Map
Diseases Occupational diseases associated with exposure to this agent:





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Last updated: January, 2009