Hexafluoro-2-butyne
Agent Name
Hexafluoro-2-butyne
CAS Number
692-50-2
Formula
C4-F6
Major Category
Other Classes
Synonyms
1,1,1,4,4,4-Hexafluoro-2-butyne; Bis(trifluoromethyl)acetylene; Butyne 06; Perfluoro-2-butyne; 1,1,1,4,4,4-Hexafluorobut-2-yne; 2-Butyne, 1,1,1,4,4,4-hexafluoro-; 2-Butyne, hexafluoro- (6CI,7CI); [ChemIDplus] UN3160
Category
Halogenated Aliphatics, Unsaturated
Description
Colorless liquefied gas; [Alfa Aesar MSDS]
Comments
Causes ptosis, dyspnea, and lung changes in inhalation lethal-concentration studies of rats; Oral lethal-dose (rat) > 164 mg/kg; [RTECS] Highly toxic by inhalation; Toxic by ingestion; [Alfa Aesar MSDS] See "1,4-Dichloro-2-butyne." See "Dichloroacetylene." See "1,4-Dichloro-2-butene."
Biomedical References
Exposure Assessment
TIH
Yes
Lethal Concentration
LC50 (rat) = 81 ppm/4hr
Explanatory Notes
The Guide in the Emergency Response Guidebook is for "Liquefied gas, toxic, flammable, n.o.s."
Diseases, Processes, and Activities Linked to This Agent
Other Information
No other related information on this agent was found.