title: C2H4O2
text: # C2H4O2
  
  $C_2H_4O_2$ may refer to:
  
  Compounds sharing the molecular formula:
  
  * Acetic acid
  * Dihydroxyethene isomers:
     * 1,1-Dihydroxyethene
     * (E)-1,2-Dihydroxyethene
     * (Z)-1,2-Dihydroxyethene
  * Dioxetane isomers:
     * 1,2-Dioxetane
     * 1,3-Dioxetane
  * Glycolaldehyde
  * Methyldioxirane
  * Methyl formate
  * Oxiranol
  