C18H16O7

The molecular formula C18H16O7 (molar mass: 344.31 g/mol, exact mass: 344.0896 u) may refer to:


 * Ayanin, a flavonol
 * Cirsilineol, a flavone
 * Eupatilin, a flavone and a drug
 * Pachypodol, a flavonol
 * Santin (molecule), a flavonol
 * Scillavone A, a homoisoflavone
 * Usnic acid, a naturally occurring dibenzofuran derivative found in several lichen species