Synonyms: 5-Norbornene-2,3-dicarboxylicacid (6CI,7CI,8CI);1,2-Benzenedicarboxylic acid,1,2,3,6-tetrahydro-3,6-endo-methylene-;3,6-Endomethylene-4-cyclohexene-1,2-dicarboxylic acid;3,6-Endomethylenephthalic acid, tetrahydro-;3,6-Methano-4-cyclohexene-1,2-dicarboxylic acid;Bicyclo[2.2.1]hept-2-ene-5,6-dicarboxylic acid;NSC 62668;