title: C5H6O
text: # C5H6O
  
  The molecular formula $C_5H_6O$ (molar mass: 82.10 g/mol, exact mass: 82.0419 u) may refer to:
  
  * Cyclopentenone, or 2-cyclopentenone
  * Methylfuran
     * 2-Methylfuran
     * 3-Methylfuran
  * Pyran, or oxine
  