67043 <common-name>C.I. Acid Orange 137</common-name> <description nil="true"/> <cas nil="true"/> <pubchem-id nil="true"/> <chemical-formula>C22H18N4O9S2</chemical-formula> <weight nil="true"/> <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">2026-04-03T08:25:01Z</created-at> <updated-at type="dateTime">2026-04-03T08:25:01Z</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>[Na+].[Na+].CCOC(=O)C1=C(N=NC2=CC=C(C3=C2C=CC=C3)S([O-])(=O)=O)C(=O)N(N1)C1=CC=C(C=C1)S([O-])(=O)=O</moldb-smiles> <moldb-formula>C22H18N4O9S2</moldb-formula> <moldb-inchi>InChI=1S/C22H18N4O9S2/c1-2-35-22(28)20-19(21(27)26(25-20)13-7-9-14(10-8-13)36(29,30)31)24-23-17-11-12-18(37(32,33)34)16-6-4-3-5-15(16)17/h3-12,19H,2H2,1H3,(H,29,30,31)(H,32,33,34)/b24-23+/t19-/m0/s1</moldb-inchi> <moldb-inchikey>CWEKGCILYDRKNV-KPOOZVEVSA-L</moldb-inchikey> <moldb-average-mass type="decimal">590.49</moldb-average-mass> <moldb-mono-mass type="decimal">546.05152</moldb-mono-mass> <origin nil="true"/> <state nil="true"/> <logp nil="true"/> <hmdb-id nil="true"/> <chembl-id nil="true"/> <chemspider-id>16735944</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>CHEM062936</chemdb-id> <dsstox-id>DTXSID7044219</dsstox-id> <toxcast-id nil="true"/> <stoff-ident-origin nil="true"/> <stoff-ident-id nil="true"/> <susdat-id>NS00020747</susdat-id> <iupac nil="true"/> <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>Benzenoids</superklass> <klass>Naphthalenes</klass> <subklass>Naphthalene sulfonic acids and derivatives</subklass> <paper-count type="integer" nil="true"/> </compound>