C8H5NO6
# C8H5NO6

The molecular formula $C_8H_5NO_6$ may refer to:

* Berberonic acid
* Collidinic acid
* 3-Nitrophthalic acid
* 4-Nitrophthalic acid
* 5-Nitroisophthalic acid
* 4-(Nitrooxy)carbonyl benzoic acid
