1. Properties: colorless liquid with a special odor. 2. Boiling point (℃, 101.3 kPa): 115.32-115.33. Melting point (℃): -41.64. Relative density (g/mL,20/4℃) :0.98315. Relative density (g/mL,25/4℃) :0.97806. Relative vapor density (g/mL, air=1): 2.737. Index of refraction (20℃): 1.510168. Refractive index (25℃): 1.5073 Solubility: Soluble in most organic solvents such as water, alcohol, ether, etc. Main uses: used in the manufacture of vitamins, sulfonamides, pesticides and plastics.