From:  Fisetin in malignant nervous system tumors: molecular insights and translational advances

 Summary of the important chemical and physical characteristics of fisetin in pharmaceutical applications.

PropertyValue/Description
Chemical identityName: fisetin
IUPAC name: 2-(3,4-dihydroxyphenyl)-3,7-dihydroxychromen-4-one
Physical stateYellow crystalline powder
Molecular characteristicsFormula: C15H10O6
Molecular mass: 286.24 g/mol
Thermal propertiesMelting point: 330°C
Boiling point: 599.4°C (at 760 mm Hg)
Density and solubilityDensity: 1.688 g/mL
Solubility: Poorly soluble in water (10.45 μg/mL); soluble in ethanol (5 mg/mL), highly soluble in DMSO (30 mg/mL) at 25°C
Chemical behaviorLogP (partition coefficient): 3.2
pKa (acidity constant): 7.42
FlammabilityFlash point: 233°C

DMSO: dimethyl sulfoxide.