The molecule is a carboxybiphenyl that is [biphenyl]-2-carboxylic acid which is substituted by a hydroxy group at positions 3, 4' and 5', methoxy group at position 5 and a methyl group at position 2'. It is a a metabolite isolated from Alternaria and several other fungal species. It has a role as an antifungal agent and a fungal metabolite. It is a polyphenol, a carboxybiphenyl, an aromatic ether, a member of hydroxybiphenyls and a member of catechols.
2-(4,5-dihydroxy-2-methylphenyl)-6-hydroxy-4-methoxybenzoic acid