Solvent Properties

CAS 67-64-1

Physical Properties  
Molecular weight 58.08
Boiling point 56.29C
Vapor pressure 184.5 Torr at 20C
Freezing point -94.7C
Refractive index 1.3587 at 20C
Density 0.7900 g/mL (6.592 lb/gal) at 20C
  0.7844 g/mL (6.546 lb/gal) at 25C
Dielectric constant 20.7 at 25C
Dipole moment 2.69 D at 20C
Solvent group 6
Polarity index (P') 5.1
Eluotropic value on alumina 0.56
Eluotropic value on octadecylsilane 8.8
Eluotropic value on silica 0.53
Viscosity 0.36 cP at 20C
Surface tension 23.32 dyn/cm at 20C
Solubility in water Miscible in all proportions
Regulatory and Safety Data  
DOT Hazard Class 3, Flammable Liquid
Packing Group II
UN Identification Number UN1090
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) U002, F003, D001
Flash point -4F (-20C) by closed cup
Lower explosive limit 2.5%
Upper explosive limit 12.8%
Time Weighted Average 750 ppm ACGIH

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