English name: atractylodin; furan, 2-(1e, 7e)-1, 7-nonadiene-3, 5-diyn-1-yl- Cas registry number: 55290-63-6 Molecular formula: c13 h10 o Molecular weight: 182.22 Purity: hplc more than 98% Appearance: brown crystal powder Melting point (experimental)value: 52 degrees centigrade Boiling point (predicted)value: 305.5 more or less 34.0 degrees centigrade | condition: press: 760 torr Density (predicted)value: 1.056 more or less 0.06 g/cm3 | condition: temp: 20 degrees centigrade press: 760 torr Botanic source: rhizome of atractylodes lancea (thunb.) dc. Pharmacological effect: liver protective, anti - hypoxia, reduce blood sugar, anti-inflammatory, anti-tumor, antibacterial, antiviral, antiarrhythmic effect. Storage: 2-8degrees centigrade, keep container tightly in a dry place, out of light.