Solvent Properties

CAS 121-44-8

Physical Properties  
Molecular weight 101.19
Boiling point 89.5C
Freezing point -114.7C
Vapor pressure 57 Torr at 25C
Refractive index 1.4010 at 20C
Density 0.7276 g/mL (6.07 lb/gal) at 20C
  0.7230 g/mL (6.03 lb/gal) at 25C
Dielectric constant 2.42 at 25C
Viscosity 0.363 cP at 25C
Surface tension 20.66 dyn/cm at 20C
Solubility in water 5.5% at 20C
Solubility of water in triethylamine 4.6% at 20C
Regulatory and Safety Data  
DOT Hazard Class 3, Flammable Liquid, Corrosive
Packing Group II
UN Identification Number UN1296
Storage Store in an area designed for flammable storage, or in an approved metal cabinet, away from direct sunlight, heat and sources of ignition.
EPA applicable waste code(s) D001, U404
Flash point 16F (7C)
Lower explosive limit 1.2%
Upper explosive limit 8.0%
Time Weighted Average 1 PPM ACGIH

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