Solvent Properties

CAS 75-09-2

Physical Properties  
Molecular weight 84.93
Boiling point 39.75C
Vapor pressure 350 Torr at 20C
Freezing point -95.14C
Refractive index 1.4241 at 20C
Density 1.326 g/mL (11.06 lb/gal) at 20C
  1.317 g/mL (10.99 lb/gal) at 25C
Dielectric constant 8.93 at 25C
Dipole moment 1.14 D at 25C
Solvent group 5
Polarity index (P') 3.1
Eluotropic value on alumina 0.42
Viscosity 0.44 cP at 20C
Surface tension 28.12 dyn/cm at 20C
Solubility in water 1.60% at 20C
Solubility of water in dichloromethane 0.24% at 20C
Regulatory and Safety Data  
DOT Hazard Class 6.1, Keep Away From Food
Packing Group III
UN Identification Number UN1593
Storage Store in an area designated for toxic storage with other compatible materials. Keep away from foodstuffs.
EPA applicable waste code(s) U080, F002
Flash point None by closed cup
Lower explosive limit 13.0%
Upper explosive limit 23.0%
Time weighted Average 25 ppm OSHA PEL

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