OBO ID: CHEBI:90322
Term Name: Ponceau S (acid form) Search Ontology:
Synonyms:
  • 3-hydroxy-4-({2-sulfo-4-[(4-sulfophenyl)diazenyl]phenyl}diazenyl)naphthalene-2,7-disulfonic acid
  • Ponceau S free acid
Definition: An arenesulfonic acid that is 3-hydroxynaphthalene-2,7-disulfonic acid carrying a {2-sulfo-4-[(4-sulfophenyl)diazenyl]phenyl}diazenyl group at position 4. The tetrasodium salt is the biological stain 'Ponceau S'.
References:
Ontology: ChEBI  ( EBI )
PHENOTYPE No data available