84921 <common-name>Sodium 3-[(2,4-diaminophenyl)azo]-4-hydroxybenzenesulphonate</common-name> <description>Sodium 3-[(2,4-diaminophenyl)azo]-4-hydroxybenzenesulphonate belongs to the azobenzenes, a class of organoheterocyclic compounds within the organic compounds. It has the chemical formula C12H12N4O4S and an average molecular weight of 308.32 g/mol.</description> <cas>25849-38-1</cas> <pubchem-id>3014417</pubchem-id> <chemical-formula>C12H12N4O4S</chemical-formula> <weight>308.32</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">2026-04-04T20:12:36Z</created-at> <updated-at type="dateTime">2026-08-27T19:05:21Z</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)N)N=NC2=C(C=CC(=C2)S(=O)(=O)O)O</moldb-smiles> <moldb-formula>C12H12N4O4S</moldb-formula> <moldb-inchi>InChI=1/C12H12N4O4S.Na/c13-7-1-3-10(9(14)5-7)15-16-11-6-8(21(18,19)20)2-4-12(11)17;/h1-6,17H,13-14H2,(H,18,19,20);/q;+1/p-1</moldb-inchi> <moldb-inchikey>UIDYZUQMPXFGED-UHFFFAOYSA-M</moldb-inchikey> <moldb-average-mass type="decimal" nil="true"/> <moldb-mono-mass type="decimal">308.0579259</moldb-mono-mass> <origin nil="true"/> <state nil="true"/> <logp>0.7</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>CHEM080814</chemdb-id> <dsstox-id nil="true"/> <toxcast-id nil="true"/> <stoff-ident-origin nil="true"/> <stoff-ident-id nil="true"/> <susdat-id>NS00044947</susdat-id> <iupac>3-[(2,4-diaminophenyl)diazenyl]-4-hydroxybenzenesulfonic 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">0</paper-count> <sync-id>CED0159058</sync-id> <structure-inchikey>HINBYJWOYICUDB-UHFFFAOYSA-N</structure-inchikey> <structure-fingerprint>2000000000000000000000000002000000000000000000000000000000000000000000000001000000024000000000000000000000000000000000000000000000000000000000008000000020000120000000000000001004000000000800000000010000000000000000100080000200001000000000008000000000000000000000000000000000004000000000009000000000000000000000008000000000000000000000000000080000000000000000004000188001000000008000000000000200002100000000000000000000000000000000000200000000000000000000000000000040000000000000000000000000000000000000000000</structure-fingerprint> <structure-pattern-fingerprint>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</structure-pattern-fingerprint> <structure-pickle>ï¾­Þ������������������������€��@h�������@h�������@(������@(������@h�������@(�������h��������h��������(�������(������@(������@(������@h�������@h�������@(������@h�������� ������(�������(�������`�������h���������h���h���h���h���h��� �� �� � (� �h���h�� h� �h���h����������������� ��h�� h�B�������������� �� ����������</structure-pickle> <structure-indexed-at type="dateTime">2026-09-19T04:29:54Z</structure-indexed-at> </compound>