Clear and colorless liquid, with a pungent odor, miscible with water, ethanol, glycerin and aether but not with carbon bisulfide. Specific gravity: 1.04928; melting point: 16.665±0.002; boiling point: 117.9; viscosity: 1.22 centipois 20; flash point: 43 (closed cup); refractive index: 1.3715; burning point: 465. Frozen into ice at a temperature of less than 16.