C36H22O18

The molecular formula C36H22O18 (molar mass: 742.52 g/mol, exact mass: 742.0806128 u) may refer to:


 * Dieckol, an eckol-type phlorotannin
 * 6,6'-Bieckol, an eckol-type phlorotannin
 * 8,8′-Bieckol, an eckol-type phlorotannin