73527 <common-name>Benzenesulfonic acid, 4-[[4-[2-(4-hydroxy-2-methylphenyl)diazenyl]phenyl]amino]-3-nitro-</common-name> <description>Benzenesulfonic acid, 4-[[4-[2-(4-hydroxy-2-methylphenyl)diazenyl]phenyl]amino]-3-nitro- belongs to the azobenzenes, a class of organoheterocyclic compounds within the organic compounds. It has the formula C19H16N4O6S1 and an average molecular weight of 428.42 g/mol.</description> <cas>38455-53-7</cas> <pubchem-id>135571034</pubchem-id> <chemical-formula>C19H16N4O6S1</chemical-formula> <weight>428.4</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">2026-04-03T23:54:55Z</created-at> <updated-at type="dateTime">2026-08-29T13:46:38Z</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>CC1=C(C=CC(O)=C1)N=NC1=CC=C(NC2=C(C=C(C=C2)S(O)(=O)=O)[N+]([O-])=O)C=C1</moldb-smiles> <moldb-formula>C19H16N4O6S1</moldb-formula> <moldb-inchi>InChI=1S/C19H16N4O6S/c1-12-10-15(24)6-8-17(12)22-21-14-4-2-13(3-5-14)20-18-9-7-16(30(27,28)29)11-19(18)23(25)26/h2-11,20-21H,1H3,(H,27,28,29)/b22-17+</moldb-inchi> <moldb-inchikey>LMWVIMOPAMZMLR-UHFFFAOYSA-N</moldb-inchikey> <moldb-average-mass type="decimal">428.42</moldb-average-mass> <moldb-mono-mass type="decimal">428.079055</moldb-mono-mass> <origin nil="true"/> <state nil="true"/> <logp>4.4</logp> <hmdb-id nil="true"/> <chembl-id nil="true"/> <chemspider-id>7842555</chemspider-id> <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>CHEM069420</chemdb-id> <dsstox-id>DTXSID6074621</dsstox-id> <toxcast-id nil="true"/> <stoff-ident-origin nil="true"/> <stoff-ident-id nil="true"/> <susdat-id>NS00030393</susdat-id> <iupac>4-[4-[(4-hydroxy-2-methylphenyl)diazenyl]anilino]-3-nitrobenzenesulfonic 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>CED0097309</sync-id> <structure-inchikey>LMWVIMOPAMZMLR-UHFFFAOYSA-N</structure-inchikey> <structure-fingerprint>2000000000000000000000000002000000000000000100200000000000000000000000000001000000022000000400000000000040000000000000100000000000020000000000008000000020000020000000000000001804000040400000000000010010000210000000100000000000001000000000000000000000000000000040000400000000000000000080000000001000000080000000000000000000004000000000040009080100000000000000000000088001000000088000000000000100002000000000000000000080000000002000000200000000000000000000000002800040000000000000000000001000000000000000000000</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�������� ������`�������(�������(������ *������� *���ÿ����(������@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">2026-09-19T04:22:14Z</structure-indexed-at> </compound>