66727 <common-name>C.I. Direct Yellow 50, tetrasodium salt</common-name> <description>C.I. Direct Yellow 50, tetrasodium salt 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 C35H28N6O13S4. With an average molecular weight of 956.81 g/mol, C.I. Direct Yellow 50, tetrasodium salt is a heavy molecule.</description> <cas nil="true"/> <pubchem-id>18575</pubchem-id> <chemical-formula>C35H28N6O13S4</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">2026-04-03T07:12:18Z</created-at> <updated-at type="dateTime">2026-04-03T07:12:18Z</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+].[Na+].[Na+].CC1=C(C=CC(NC(=O)NC2=CC(C)=C(C=C2)N=NC2=CC3=C(C=CC=C3S([O-])(=O)=O)C(=C2)S([O-])(=O)=O)=C1)N=NC1=CC2=C(C=CC=C2S([O-])(=O)=O)C(=C1)S([O-])(=O)=O</moldb-smiles> <moldb-formula>C35H28N6O13S4</moldb-formula> <moldb-inchi>InChI=1S/C35H28N6O13S4/c1-19-13-21(9-11-29(19)40-38-23-15-27-25(33(17-23)57(49,50)51)5-3-7-31(27)55(43,44)45)36-35(42)37-22-10-12-30(20(2)14-22)41-39-24-16-28-26(34(18-24)58(52,53)54)6-4-8-32(28)56(46,47)48/h3-18H,1-2H3,(H2,36,37,42)(H,43,44,45)(H,46,47,48)(H,49,50,51)(H,52,53,54)/b40-38+,41-39+</moldb-inchi> <moldb-inchikey>XRFRTDKENRGSSX-RRJGSHPESA-J</moldb-inchikey> <moldb-average-mass type="decimal">956.81</moldb-average-mass> <moldb-mono-mass type="decimal">868.059718</moldb-mono-mass> <origin nil="true"/> <state nil="true"/> <logp nil="true"/> <hmdb-id nil="true"/> <chembl-id nil="true"/> <chemspider-id>21159800</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>CHEM062620</chemdb-id> <dsstox-id>DTXSID0041729</dsstox-id> <toxcast-id nil="true"/> <stoff-ident-origin nil="true"/> <stoff-ident-id nil="true"/> <susdat-id>NS00019973</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">0</paper-count> <sync-id>CED0150372</sync-id> <structure-inchikey>XRFRTDKENRGSSX-UHFFFAOYSA-J</structure-inchikey> 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