The molecule is a beta-diketone and an oxo dicarboxylic acid. It derives from an oct-2-enedioic acid. It is a conjugate acid of a 4-maleylacetoacetate. It is a tautomer of a (2Z,4E)-4-hydroxy-6-oxoocta-2,4-dienedioic acid.
(Z)-4,6-dioxooct-2-enedioic acid