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Substance Name: Sodium 4-((3(or 5)-((dimethylphenyl)azo)-2,4-dihydroxyphenyl)azo)benzenesulphonate
RN: 83968-46-1

Molecular Formula

  • C20-H18-N4-O5-S.Na
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Names and Synonyms


  • EINECS 281-525-4

Systematic Name

  • Sodium 4-((3(or 5)-((dimethylphenyl)azo)-2,4-dihydroxyphenyl)azo)benzenesulphonate

Registry Numbers

CAS Registry Number

  • 83968-46-1

System Generated Number

  • 0083968461

Molecular Formulas

Molecular Formula

  • C20-H18-N4-O5-S.Na

Molecular Formula Fragments

  • C20-H18-N4-O5-S
  • Na