Another name：
2-(3,4-Dihydroxyphenyl)-3,5,7-trihydroxy-4H-1-benzopyran-4-one;
Sophoretin, Meletin; 3,3′,4′,5,7-Pentahydroxyflavone
CAS Number: 117-39-5
Beilstein Reference：317313
ChEMBL: ChEMBL50
Chemical formula; C15H10O7
Appearance:yellow crystalline powder
Molar mass:302.236 g/mol
Density: 1.799 g/cm3
Melting point:316 °C (601 °F; 589 K)
Solubility：Practically insoluble in water;
soluble in aqueous alkaline solutions
Flash point239.5 °C
Molar refractive index: 73.31
molar volume (cm3/mol): 167.9
Parachor (90.2K): 549.9
Surface tension (dyne/cm): 114.8
Polarizability (10-24cm3): 29.06