title: C3H3NO2
text: # C3H3NO2
  
  The molecular formula $C_3H_3NO_2$ may refer to:
  
  * Cyanoacetic acid, an organic compound; a white, hygroscopic solid
  * Methyl cyanoformate, an organic compound
  * Münchnone, a mesoionic compound
  * Oxazolone, a chemical compound and functional group
  