68528 <common-name>2,7-Naphthalenedisulfonic acid, 4-[(4-amino-5-methoxy-2-methylphenyl)azo]-5-[(phenylsulfonyl)oxy]-</common-name> <description>2,7-Naphthalenedisulfonic acid, 4-[(4-amino-5-methoxy-2-methylphenyl)azo]-5-[(phenylsulfonyl)oxy]- belongs to the naphthalene sulfonic acids and derivatives, a subclass of naphthalenes within the organic compounds. It is classified as a benzenoid with the chemical formula C24H21N3O10S3. With an average molecular weight of 607.62 g/mol, 2,7-Naphthalenedisulfonic acid, 4-[(4-amino-5-methoxy-2-methylphenyl)azo]-5-[(phenylsulfonyl)oxy]- is a heavy molecule.</description> <cas>117-44-2</cas> <pubchem-id>67020</pubchem-id> <chemical-formula>C24H21N3O10S3</chemical-formula> <weight>607.6</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">2026-04-03T12:38:53Z</created-at> <updated-at type="dateTime">2026-08-22T02:56:00Z</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>COC1=CC(N=NC2=CC(=CC3=CC(=CC(OS(=O)(=O)C4=CC=CC=C4)=C23)S(O)(=O)=O)S(O)(=O)=O)=C(C)C=C1N</moldb-smiles> <moldb-formula>C24H21N3O10S3</moldb-formula> <moldb-inchi>InChI=1S/C24H21N3O10S3/c1-14-8-19(25)22(36-2)13-20(14)26-27-21-11-17(38(28,29)30)9-15-10-18(39(31,32)33)12-23(24(15)21)37-40(34,35)16-6-4-3-5-7-16/h3-13H,25H2,1-2H3,(H,28,29,30)(H,31,32,33)/b27-26+</moldb-inchi> <moldb-inchikey>QEYCCMMMEKIJFH-UHFFFAOYSA-N</moldb-inchikey> <moldb-average-mass type="decimal">607.62</moldb-average-mass> <moldb-mono-mass type="decimal">607.038906</moldb-mono-mass> <origin nil="true"/> <state nil="true"/> <logp>3.2</logp> <hmdb-id nil="true"/> <chembl-id nil="true"/> <chemspider-id>60374</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>CHEM064421</chemdb-id> <dsstox-id>DTXSID5059456</dsstox-id> <toxcast-id nil="true"/> <stoff-ident-origin nil="true"/> <stoff-ident-id nil="true"/> <susdat-id>NS00023786</susdat-id> <iupac>4-[(4-amino-5-methoxy-2-methylphenyl)diazenyl]-5-(benzenesulfonyloxy)naphthalene-2,7-disulfonic 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>Benzenoids</superklass> <klass>Naphthalenes</klass> <subklass>Naphthalene sulfonic acids and derivatives</subklass> <paper-count type="integer">0</paper-count> <sync-id>CED0154695</sync-id> <structure-inchikey>QEYCCMMMEKIJFH-UHFFFAOYSA-N</structure-inchikey> 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