Olivetolic acid is an organic compound with the formula C5H11C6H2(OH)2CO2H.

Olivetolic acid can be viewed as a derivative of olivetol ( 1,3,5-C5H11C6H2(OH)2CO2H, with a carboxylic acid group adjacent to the pentyl (C5H11) group.

Olivetolic acid has attracted attention because it is an intermediate in the biosynthetic pathway of the cannabinoids, found in Cannabis sativa.

[1] The ester dimer of olivetolic acid, anziaic acid, is found in lichen.

[2][3] This article about an organic compound is a stub.