Short Description:

Menthol 
Colorless needle shaped crystals with a cool mint aroma. Relative density d1515=0.890, melting point 41-43 ℃, boiling point 216 ℃, 111 ℃ (2.67kPa), specific optical rotation α D20=-49.3 °, refractive index nD20=1.4609. Soluble in organic solvents such as ethanol, acetone, ether, chloroform, and benzene, slightly soluble in water. The chemical properties are relatively stable and can evaporate together with steam. Rat oral LD503.3g/kg, ADI0-0.2mg/kg (FAO/WHO, 1994).