Agent Name | 1,2-Ethanedithiol |
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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." |
Exposure Assessment | |
Vapor Pressure | 5.61 mm Hg |
Odor Threshold Low | 0.03 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." |
Adverse Effects | |
Other Poison | Chemical Asphyxiant |
Links to Other NLM Databases | |
Health Studies | Human Health Effects from Hazardous Substances Data Bank: |
Toxicity Information | |
Chemical Information | |
Related Information in HazMap | |
Other Information | No other related information on this agent was found. |