The molecule is dicarboxylate anion of trans-2,3-epoxysuccinic acid. It is a dicarboxylic acid dianion, an epoxide and a C4-dicarboxylate. It derives from a succinate(2-). It is a conjugate base of a trans-2,3-epoxysuccinic acid.
(2R,3R)-oxirane-2,3-dicarboxylate