别名:3a,4,7,7a-Tetrahydro-4,7-ethanoisobenzofuran-1,3-dione; 4,7-Ethenoisobenzofuran-1,3-dione, 3a,4,5,6,7,7a-hexahydro-; 4,7-Ethanoisobenzofuran-1,3-dione,3a,4,7,7a-tetrahydro-; Bicyclo[2.2.2]oct-5-ene-2,3-dicarboxylic anhydride; 3,6-Endoethylene-4-cyclohexene-1,2-dicarboxylic anhydride; 3,6-Endoethylenephthalic anhydride, 1,2,3,6-tetrahydro-; 3a,4,7,7a-Tetrahydro-4,7-ethano-2-benzofuran-1,3-dione; Bicyclooctenedicarboxylic anhydride; NSC 4556