Properties: Flammable liq; faint, pleasant odor. d425 0.9306 (0.940 for tech grades). bp760 167.9°. bp100 108.2°. bp20 72.0°. bp10 58.8°. bp1.0 22.0°. mp -44°; nD20 1.4232: Lantz, J. Am. Chem. Soc.
62, 3260 (1940). Flash pt reagent grade: 66℃ (151°F). Flash pt commercial grades: 8℃ (48°F) (closed cup); 13℃ (55°F) (open cup). Vapor density 4.00 (air = 1.00). Miscible with water, alcohol, ether, and other solvents. Is dec by prolonged exposure to alkalies and by distillation at atmospheric pressure. LD50 orally in rats: 4.0 g/kg (Smyth).
Melting point: mp -44°
Boiling point: bp760 167.9°; bp100 108.2°; bp20 72.0°; bp10 58.8°; bp1.0 22.0°
Flash point: Flash pt reagent grade: 66℃ (151°F); Flash pt commercial grades: 8℃ (48°F) (closed cup); 13℃ (55°F) (open cup)
Index of refraction: nD20 1.4232: Lantz, J. Am. Chem. Soc.
62, 3260 (1940)
Density: d425 0.9306 (0.940 for tech grades); Vapor density 4.00 (air = 1.00)
Toxicity data: LD50 orally in rats: 4.0 g/kg (Smyth)
CAUTION: Potential symptoms of overexposure are irritation of eyes, nose, throat and skin; corneal damage. See NIOSH Pocket Guide to Chemical Hazards (DHHS/NIOSH 97-140, 1997) p 90.
Use: Solvent for cellulose acetate, nitrocellulose, celluloid, fats, oils, waxes, resins. As a preservative in pharmaceutical prepns. In some antifreeze solns and in hydraulic fluids.
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