The molecule is a member of the class of 2-benzofurans that is 3-butyl-3-hydroxy-2-benzofuran-1(3H)-one substituted by a 3-carboxy-4,6-dihydroxy-2-pentylphenoxy group and a methoxy group at positions 4 and 6, respectively. It is a metabolite isolated from the Sumatran lichen, Stereocaulon halei. It has a role as a radical scavenger and a lichen metabolite. It is an aromatic ether, a member of phenols, a member of benzoic acids and a member of 2-benzofurans.
3-[(1-butyl-1-hydroxy-6-methoxy-3-oxo-2-benzofuran-4-yl)oxy]-4,6-dihydroxy-2-pentylbenzoic acid