英文别名1,3-dihydro-1-oxo-5-Isobenzofurancarboxaldehyde; 1-Oxo-1,3-dihydroisofuran-5-formaldehyde; 5-Isobenzofurancarboxaldehyde, 1,3-dihydro-1-oxo-; Escitalopram oxalate impurity 9; 1-oxo-1, 3-dihydroisobenzofuran-5-formaldehyde; 1-oxo-3H-2-benzofuran-5-carbaldehyde; 5-Isobenzofurancarboxaldehyde,1,3-dihydro-1-oxo; 5-formylphthalide; 1-Oxo-phthalan-5-carbaldehyd; 1-oxo-1,3-dihydro-2-benzofuran-5-carbaldehyde; 1-oxo-phthalan-5-carbaldehyde 
