The molecule is a tensyuic acid that is itaconic acid which has been substituted at position 3 by a 7-(methoxycarbonyl)heptanyl group. The (+)-isomer, isolated from Aspergillus niger FKI-2342. It has a role as an Aspergillus metabolite. It is a tensyuic acid, a methyl ester and a dicarboxylic acid.
2-(8-methoxy-8-oxooctyl)-3-methylidenebutanedioic acid