3,6-DiMethylphthalic anhydride

4,7-Dimethyl-1,3-isobenzofurandione

1,3-Isobenzofurandione,4,7-dimethyl-

4,7-Dimethyl-2-benzofuran-1,3-dione, 4,7-Dimethylbenzo[c]furan-1,3-dione, 4,7-Dimethylisobenzofuran-1,3-dione