C7H7NO3
# C7H7NO3

The molecular formula $C_7H_7NO_3$ may refer to:

* Aminosalicylic acids
   * 4-Aminosalicylic acid
   * Mesalazine
* 3-Hydroxyanthranilic acid
* o-Nitroanisole
* 3-Nitrobenzyl alcohol
* Salicylhydroxamic acid
