1,2,4-Trichlorobenzene
Solvent Properties

CAS 120-82-1


Physical Properties  
Molecular weight 181.46
Boiling point 213.5C
Vapor pressure 1 Torr at 20C
Freezing point 16.9C
Refractive index 1.5717 at 20C
Density 1.454 g/mL (12.13 lb/gal) at 20C
Dielectric constant 2.24 at 25C
Solvent group 7
Solubility in water 0.0025% at 20C
Solubility of water in 1,2,4-trichlorobenzene 0.020% at 20C
   
Regulatory and Safety Data  
DOT Hazard Class 6.1, Keep Away From Food
Packing Group III
UN Identification Number UN2321
   
Storage Store in an area designated for toxic storage with other compatible materials. Keep away from foodstuffs.
   
EPA applicable waste code(s) Not listed. Dispose of material in an environmentally acceptable manner.
Flash point 222F (105C) by closed cup
Lower explosive limit 2.5%
Upper explosive limit 6.6%
Time Weighted Average 5 ppm ACGIH