C15H11O5

The molecular formula C15H11O5 (or C15H11O5+, molar mass: 271.24 g/mol, exact mass: 271.0606 u) may refer to:


 * Fisetinidin, an anthocyanidin
 * Luteolinidin, an anthocyanidin
 * Pelargonidin, an anthocyanidin