1.0 2026-08-30 03:01:13 UTC 2026-08-30 03:01:13 UTC 3-hydroxy-4-[(2-sulfonaphthalen-1-yl)diazenyl]naphthalene-2-carboxylic acid SmallMolecule 3-hydroxy-4-[(2-sulfonaphthalen-1-yl)diazenyl]naphthalene-2-carboxylic acid is a chemical compound with the formula C21H14N2O6S. It has an average molecular weight of 422.40 g/mol. C21H14N2O6S 422.0572573 C1=CC=C2C(=C1)C=CC(=C2N=NC3=C(C(=CC4=CC=CC=C43)C(=O)O)O)S(=O)(=O)O InChI=1S/C21H14N2O6S/c24-20-16(21(25)26)11-13-6-2-4-8-15(13)19(20)23-22-18-14-7-3-1-5-12(14)9-10-17(18)30(27,28)29/h1-11,24H,(H,25,26)(H,27,28,29) OCFMAQIVFZVNGM-UHFFFAOYSA-N Detected and Not Quantified logp 4.7 mono_mass 422.0572573 ChemAxon smiles C1=CC=C2C(=C1)C=CC(=C2N=NC3=C(C(=CC4=CC=CC=C43)C(=O)O)O)S(=O)(=O)O ChemAxon formula C21H14N2O6S ChemAxon inchi InChI=1S/C21H14N2O6S/c24-20-16(21(25)26)11-13-6-2-4-8-15(13)19(20)23-22-18-14-7-3-1-5-12(14)9-10-17(18)30(27,28)29/h1-11,24H,(H,25,26)(H,27,28,29) ChemAxon inchikey OCFMAQIVFZVNGM-UHFFFAOYSA-N ChemAxon #<HealthEffect::ActiveRecord_Associations_CollectionProxy:0x00007f722306c9e8> 135820559