英文别名4-[(1,3-dioxo-2-benzofuran-5-yl)oxy]-2-benzofuran-1,3-dione; 4-((1,3-Dioxo-1,3-dihydroisobenzofuran-5-yl)oxy)isobenzofuran-1,3-dione; 2,3,3',4'-Diphenyl ether tetracarboxylic acid dianhydride; 2,3,3',4'-Tetracarboxydiphenyl oxide dianhydride; 4-[(1,3-Dihydro-1,3-dioxo-5-isobenzofuranyl)oxy]-1,3-isobenzofurandione; 4,5'-Oxibis(isobenzofrane-1,3-dione); 1,3-Isobenzofurandione, 4-[(1,3-dihydro-1,3-dioxo-5-isobenzofuranyl)oxy]-; 4-[(1,3-Dioxo-1,3-dihydro-2-benzofuran-5-yl)oxy]-2-benzofuran-1,3-dione 
