CAS: 533-73-3 Molecular Formula: C6 H6 O3 Molecular Weight (g/mol): 126.11 Synonym: 1,2,4-Benzenetriol,1,2,4-Trihydroxybenzene,1,3,4-Benzenetriol,1,3,4-Trihydroxybenzene,2,5-Dihydroxyphenol,2-Hydroxy-1,4-hydroquinone,2-Hydroxy-p-benzohydroquinone,2-Hydroxyhydroquinone,4-Hydroxycatechol,HHQ,Hydroxyhydroquinone,NSC 2818 IUPAC Name: benzene-1,2,4-triol SMILES: Oc1ccc(O)c(O)c1