1,2-Ethanedithiol
Agent Name
1,2-Ethanedithiol
CAS Number
540-63-6
Formula
C2-H6-S2
Major Category
Other Classes
Synonyms
1,2-Dimercaptoethane; 1,2-Dithiol ethane; 1,2-Ethanethiol; Dithioethyleneglycol; Dithioglycol; Ethyl hydropersulfide; Ethylene dimercaptan; Ethylene dithioglycol; Ethylene glycol, dithio-; Ethylene mercaptan; Ethylenedimercaptan; Ethylenedithiol; S-Ethylene dimercaptan; s-Ethylene dimercaptan; [ChemIDplus] UN1228
Category
Thiols
Description
Colorless liquid with an unpleasant repulsive odor; [CHEMINFO]
Sources/Uses
Used as a metal-complexing agent; [Hawley]
Comments
"Vapors of ethanedithiol may cause severe headache and nausea." [Merck Index] An eye, nose, and throat irritant; Inhalation can cause CNS depression; [CHEMINFO] An irritant; [MSDSonline] See "THIOLS."
Biomedical References
Exposure Assessment
Vapor Pressure
5.61 mm Hg
Odor Threshold Low
0.031 ppm
Odor Threshold High
5.6 ppm
Lethal Concentration
LC50 (rat) = 1,170mg/m3/4h
Explanatory Notes
Odor threshold (low = very faint, high = easily noticable) from CHEMINFO; The Guide in the Emergency Response Guidebook is for "Mercaptans, liquid, flammable, toxic, n.o.s." VP from ChemIDplus;
Adverse Effects
Other Poison
Chemical Asphyxiant
Diseases, Processes, and Activities Linked to This Agent
Other Information
No other related information on this agent was found.