4,7-dihydro-2-benzofuran-1,3-dione;4,7-dihydroisobenzofuran-1,3-dione;4,7-dihydroisobenzofuran-1,3-quinone;4773-89-1;NSC122938;SBB008441;3,6-Dihydrophthalic anhydride;FR-2060;1,3-Isobenzofurandione, 4,7-dihydro-;1,4-Cyclohexadiene-1,2-dicarboxylic anhydride
4,7-dihydro-2-benzofuran-1,3-dione