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Erythrosine Sodium

CAS registry number (Chemical Abstracts Service)


Chemical Formula


Molecular Weight


Therapeutic Category

Diagnostic agent

Chemical Names

2',4',5',7'-Tetraiodofluorescein disodium salt

Benzoic acid, 2-(6-hydroxy-2,4,5,7-tetraiodo-3-oxo-3H-xanten-9-yl)-, disodium salt

Spiro[isobenzofuran-1(3H),9'-[9H]xanten]3-one, 3',6'-dihydroxy-2',4',5',7'-tetraiodo-, disodium salt

Foreign Name

  • Erythrosin natrium (German)

Generic Names

  • Érythrosine (OS: DCF)
  • Acid red 51 (IS)
  • Aka3 (IS)
  • E 127 (IS)
  • Erythrosin (IS)

Brand Name


DCFDénomination Commune Française
ISInofficial Synonym
OSOfficial Synonym

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