Iso-Octane
Solvent Properties

CAS 540-84-1


Physical Properties  
Molecular weight 114.23
Boiling point 99.24C
Vapor pressure 41 Torr at 20C
Freezing point -107.39C
Refractive index 1.3914 at 20C
Density 0.6919 g/mL (5.77 lb/gal) at 20C
  0.6878 g/mL (5.74 lb/gal) at 25C
Dielectric constant 1.94 at 20C
Dipole moment 0 D at 20C
Solvent group 0
Polarity index (P') 0.1
Viscosity 0.50 cP at 20C
Surface tension 18.77 dyn/cm at 20C
Solubility in water 0.0002% at 25C
Solubility of water in iso-octane 0.006% at 20C
   
Regulatory and Safety Data  
DOT Proper Shipping Name Octane
DOT Hazard Class 3, Flammable Liquid
Packing Group II
UN Identification Number UN1262
   
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
Flash point 40F (-12C) by closed cup
Lower explosive limit 1.0%
Upper explosive limit 6.0%
Time Weighted Average Not Listed