MF,MW:C18H27NO3,305.41CAS: 404-86-4Appearance: class white crystal powderAssay :99%(HPLC)Melting point :62-65 °C(lit.)Boiling Point: 210-220 CUsage: Town, pain, anti-inflammatory, frostbite, antipruritic, sterilization, rheumatism and other topical medications.