English synonym name: Licoflavonol;3, 5, 7-trihydroxy-2-(4-hydroxyphenyl)-6-(3-methyl-2-butenyl)-4h-1-benzopyran-4-one Cas registry number: 60197-60-6 Molecular formula: c20 h18 o6 Molecular weight: 354.35 Purity: hplc more than or equal to 98% Boiling point (predicted)value: 608.3 more or less 55.0 degrees centigrade | condition: press: 760 torr Density (predicted)value: 1.444 more or less 0.06 g/cm3 | condition: temp: 20 degrees centigrade press: 760 torr Pka (predicted)value: 6.86 more or less 0.40 | condition: most acidic temp: 25 degrees centigrade Storage: 2-8 degrees centigrade, keep container tightly in a dry place, out of light.