The molecule is the 2-(methoxycarbonylmethyl) derivative of fumaric acid. It is a dicarboxylic acid and a methyl ester. It derives from a fumaric acid. It is a conjugate acid of a (2E)-2-(methoxycarbonylmethyl)but-2-enedioate(2-).
(E)-2-(2-methoxy-2-oxoethyl)but-2-enedioic acid