The molecule is a monocarboxylic acid anion that is the conjugate base of violaceinic acid, resulting from the removal of the proton from the carboxy group. Major structure at pH 7.3. It has a role as a bacterial metabolite. It is a conjugate base of a violaceinic acid.
3-[5-carboxy-4-(2-hydroxy-1H-indol-3-yl)-1H-pyrrol-2-yl]-1H-indol-5-olate