Alphitonin is a flavonoid that has been found in L. leptolepis wood.1 It is also a metabolic intermediate that is formed during the catabolism of quercetin by the human gut bacteria E. ramulus.2,3

493-36-7

C15H12O7

304.25

DMSO:Soluble
Ethanol:Soluble
Methanol:Soluble
DMF:Soluble
Powder: -20°C for 3 years
In solvent: -80°C for 2 years