C8H8O4
# C8H8O4

The molecular formula $C_8H_8O_4$ (molar mass : 168.15 g/mol, exact mass : 168.042259 u) may refer to:

* Dehydroacetic acid
* 3,4-Dihydroxyphenylacetic acid
* 2,6-Dimethoxy-1,4-benzoquinone
* Homogentisic acid
* 4-Hydroxymandelic acid
* 5-Methoxysalicylic acid
* Norcantharidin
* Orsellinic acid
* Quinolacetic acid
* Trihydroxyacetophenones
   * Gallacetophenone (2,3,4-trihydroxyacetophenone)
   * 2,4,6-Trihydroxyacetophenone
* Vanillic acid
