- Source: C20H18O5
The molecular formula C20H18O5 (molar mass : 338.35 g/mol, exact mass : 338.115424 u) may refer to:
Desmethoxycurcumin, a curcuminoid
Glyceollin I, a pterocarpan found in soybeans
Glyceollin III, a pterocarpan found in soybeans
Wighteone, an isoflavone found in Maclura aurantiaca