320600 <common-name>5-[[4-[(3-carboxy-4-hydroxyphenyl)diazenyl]-3-sulfophenyl]diazenyl]-2-hydroxybenzoic acid</common-name> <description>5-[[4-[(3-carboxy-4-hydroxyphenyl)diazenyl]-3-sulfophenyl]diazenyl]-2-hydroxybenzoic acid is a chemical compound with the formula C20H14N4O9S. It has an average molecular weight of 486.40 g/mol.</description> <cas nil="true"/> <pubchem-id>166261</pubchem-id> <chemical-formula>C20H14N4O9S</chemical-formula> <weight>486.4</weight> <appearance nil="true"/> <melting-point nil="true"/> <boiling-point nil="true"/> <density nil="true"/> <solubility nil="true"/> <specific-gravity nil="true"/> <flash-point nil="true"/> <vapour-pressure nil="true"/> <route-of-exposure nil="true"/> <target nil="true"/> <mechanism-of-toxicity nil="true"/> <metabolism nil="true"/> <toxicity nil="true"/> <lethaldose nil="true"/> <carcinogenicity nil="true"/> <use-source nil="true"/> <min-risk-level nil="true"/> <health-effects nil="true"/> <symptoms nil="true"/> <treatment nil="true"/> <created-at type="dateTime">2026-08-29T19:36:31Z</created-at> <updated-at type="dateTime">2026-08-29T19:36:31Z</updated-at> <interacting-proteins nil="true"/> <wikipedia nil="true"/> <uniprot-id nil="true"/> <kegg-compound-id nil="true"/> <omim-id nil="true"/> <chebi-id nil="true"/> <biocyc-id nil="true"/> <ctd-id nil="true"/> <stitch-id nil="true"/> <drugbank-id nil="true"/> <pdb-id nil="true"/> <actor-id nil="true"/> <organism nil="true"/> <export type="boolean">true</export> <metabolizing-proteins nil="true"/> <transporting-proteins nil="true"/> <moldb-smiles>C1=CC(=C(C=C1N=NC2=CC(=C(C=C2)O)C(=O)O)S(=O)(=O)O)N=NC3=CC(=C(C=C3)O)C(=O)O</moldb-smiles> <moldb-formula>C20H14N4O9S</moldb-formula> <moldb-inchi>InChI=1S/C20H14N4O9S/c25-16-5-2-10(7-13(16)19(27)28)21-22-12-1-4-15(18(9-12)34(31,32)33)24-23-11-3-6-17(26)14(8-11)20(29)30/h1-9,25-26H,(H,27,28)(H,29,30)(H,31,32,33)</moldb-inchi> <moldb-inchikey>KYVGEWKTOGUGSN-UHFFFAOYSA-N</moldb-inchikey> <moldb-average-mass type="decimal" nil="true"/> <moldb-mono-mass type="decimal">486.0481492</moldb-mono-mass> <origin nil="true"/> <state nil="true"/> <logp>3.7</logp> <hmdb-id nil="true"/> <chembl-id nil="true"/> <chemspider-id nil="true"/> <structure-image-file-name nil="true"/> <structure-image-content-type nil="true"/> <structure-image-file-size type="integer" nil="true"/> <structure-image-updated-at type="dateTime" nil="true"/> <biodb-id nil="true"/> <synthesis-reference nil="true"/> <structure-image-caption nil="true"/> <chemdb-id>CHEM316493</chemdb-id> <dsstox-id nil="true"/> <toxcast-id nil="true"/> <stoff-ident-origin nil="true"/> <stoff-ident-id nil="true"/> <susdat-id nil="true"/> <iupac>5-[[4-[(3-carboxy-4-hydroxyphenyl)diazenyl]-3-sulfophenyl]diazenyl]-2-hydroxybenzoic acid</iupac> <moldb-polar-surface-area nil="true"/> <moldb-refractivity nil="true"/> <moldb-polarizability nil="true"/> <moldb-rotatable-bond-count nil="true"/> <moldb-acceptor-count nil="true"/> <moldb-donor-count nil="true"/> <moldb-pka-strongest-acidic nil="true"/> <moldb-pka-strongest-basic nil="true"/> <moldb-physiological-charge nil="true"/> <moldb-number-of-rings nil="true"/> <moldb-alogps-logp nil="true"/> <moldb-alogps-logs nil="true"/> <moldb-alogps-solubility nil="true"/> <kingdom>Organic compounds</kingdom> <superklass>Organoheterocyclic compounds</superklass> <klass>Azobenzenes</klass> <subklass nil="true"/> <paper-count type="integer" nil="true"/> <sync-id>CED0271338</sync-id> <structure-inchikey>KYVGEWKTOGUGSN-UHFFFAOYSA-N</structure-inchikey> <structure-fingerprint>2000000000040100000000000002000000000000000000200000000000000000000000000000000000020000000004800000000000000080000000000000000000000000000000008000000020000020000020000000000004000000000000000000010000000800000000100000000000001000000000000000000000000000010000000000000000000000000000000000000000100000000000000000000000000000000000000000080000000000000000000000180003000000000800000000000000402100000000000000000080000000000000000200000000000000000000000002000040000000000400000000000000000100000000000000</structure-fingerprint> 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