Synonyms: 1,2-Cyclopropanedicarboxylicacid, dimethyl ester, (1R,2S)-rel- (9CI);1,2-Cyclopropanedicarboxylic acid,dimethyl ester, cis- (8CI);(cis)-1,2-Bis(methoxycarbonyl)cyclopropane;Dimethyl cis-1,2-cyclopropanedicarboxylate;Dimethylcis-1,2-cyclopropanedicarboxylate;