title: C5H6O4
text: # C5H6O4
  
  The molecular formula $C_5H_6O_4$ (molar mass: 130.10 g/mol) may refer to:
  
  * Citraconic acid
  * Glutaconic acid
  * Itaconic acid, or methylidenesuccinic acid
  * Mesaconic acid
  * Monomethyl fumarate
  