C13H8O2 Index of chemical compounds with the same molecular formula From Wikipedia, the free encyclopedia The molecular formula C13H8O2 (molar mass: 196.20 g/mol, exact mass: 196.0524 u) may refer to: Fluorone Xanthone This set index page lists chemical structure articles associated with the same molecular formula.If an internal link led you here, you may wish to change the link to point directly to the intended article. More information Related molecular formulas ... Related molecular formulas C13H10O2 C12H6O2 C13H8O2 C14H10O2 C13H6O2 C13H8O C13H8O3 Close Related Articles