Synonyms: Isophthalaldehyde,2-hydroxy-5-methyl- (6CI,7CI,8CI);2,6-Diformyl-4-methylphenol;2,6-Diformyl-p-cresol;2-Hydroxy-5-methyl-1,3-benzenedicarboxaldehyde;2-Hydroxy-5-methyl-1,3-benzenedicarboxyaldehyde;2-Hydroxy-5-methylbenzene-1,3-dicarbaldehyde;2-Hydroxy-5-methylisophthalaldehyde;2-Hydroxy-5-methylisophthaldehyde;3-Formyl-5-methylsalicylaldehyde;4-Methyl-2,6-diformylphenol;5-Methyl-2-hydroxyisophthalaldehyde;NSC 243727;