Melting Point 155-162ºC
 Boiling Point 499.4ºC at 760 mmHg
 Water Solubility Soluble in acetone (40 mg/mL - clear, yellow solution), ethanol (20 mg/mL), ether, castor oil; Soluble in chloroform (50 mg/mL - clear, yellow, extremely viscous solution); decomposed by strong alkali but stable in neutral or slightly acidic media; insoluble in water.
 Density 1.32g/cm3
 Storage Temp Keep in a cool, dry, dark location in a tightly sealed container or cylinder. Keep away from incompatible materials, ignition sources and untrained individuals. Secure and label area. Protect containers/cylinders from physical damage.
 Flash Point 255.8ºC
 Stability Stable. Incompatible with strong oxidizing agents.
 Appearance White crystalline powder
 Refractive Index 1.6800 (estimate)