2-Butene,2-chloro-1,1,1,4,4,4-hexafluoro-  cas no:400-44-2
         
           
           Synonyms:  1,1,1,4,4,4-Hexafluoro-2-chlorobutene;2-Chloro-1,1,1,4,4,4-hexafluoro-2-butene; CFC 1326; R 1326mxz
           
           
           
            
      
         
          
          Name2-Butene,2-chloro-1,1,1,4,4,4-hexafluoro- 
            CAS400-44-2 
            Synonyms1,1,1,4,4,4-Hexafluoro-2-chlorobutene;2-Chloro-1,1,1,4,4,4-hexafluoro-2-butene; CFC 1326; R 1326mxz
            
            Molecular FormulaC4H Cl F6
            
            Molecular Weight198.50 
            
            
         
          
            
            
            
            refractive index1.32 
            
            
            
            
            
          
          Globally Harmonized System of Classification adn Labelling of Chemicals(GHS)
            
            
            HazardclassGAS, TOXIC, FLAMMABLE 
            
      
          
          
            Hazard F: Flammable;T: Toxic; 
              Risk 12-23/24/25
              Safety Poison by inhalation. Human respiratory system effects by inhalation. When heated to decomposition it emits very toxic fumes of F− and Cl−. See also CHLORINATED HYDROCARBONS, ALIPHATIC, and FLUORIDES.