Synonyms: 4H-1-Benzopyran-2-carboxylicacid, 5,5'-[(2-hydroxytrimethylene)dioxy]bis[4-oxo- (8CI);1,3-Bis(2-carboxychromon-5-yloxy)-2-hydroxypropane;1,3-Bis(2-carboxychromon-5-yloxy)propan-2-ol;1,3-Bis(2-carboxychromone-7-yloxy)-2-hydroxypropane;1,3-Di(2-carboxy-4-oxochromen-5-yloxy)propan-2-ol;5,5'-(2-Hydroxy-1,3-propanediyldioxy)bis(4-oxo-4H-1-benzopyran-2-carboxylicacid);5,5'-(2-Hydroxytrimethylenedioxy)bis(4-oxochromene-2-carboxylic acid);5,5'-(2-Hydroxytrimethylenedioxy)bis[4-oxo-4H-1-benzopyran-2-carboxylic acid];Cromoglicic acid;Cromoglycic acid;Cromolyn;Duracroman;