Synonyms: 4,7-Methanoisobenzofuran-1,3-dione,3a,4,7,7a-tetrahydromethyl-, (3aa,4a,7a,7aa)-;5-Norbornene-2,3-dicarboxylic anhydride, methyl- (6CI,7CI,8CI);3,6-Endomethylene-1,2,3,6-tetrahydro-3(or 4)-methylphthalic anhydride;AralditeHY 906;Ciba-Geigy 906;Epicure NMA;HY 906;Kayahard MCD;Lindride25;MEA 610;Methyl-endo-bicyclo[2.2.1]-5-heptene-2,3-dicarboxylic anhydride;Methylbicyclo[2.2.1]heptene-2,3-dicarboxylic anhydride;Methylendic anhydride;Methylnadic acid anhydride;Methyl nadic anhydride;Nadic methyl anhydride;endo-Methylenemethyltetrahydrophthalic anhydride;