Colorless transparent liquid, ammonia odor, flammable. Melting point 17 °C, boiling point 220.5 °C, 95.8 °C (1.33 kPa), relative density 0.787 (20/4), refractive index 1.4360, flash point 85 °C. Slightly soluble in water, soluble in ethanol, ether, acetone, benzene, chloroform.