Chemical Compound

Ponceau 4R

CAS Registry Number 2611-82-7
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Ponceau 4R chemical structure
Primary Record

Ponceau 4R

In stock
1,910 g
Purity
98.2 %
CAS
2611-82-7

Compound Identifiers & Properties

CAS
2611-82-7
PubChem CID
141146439
SMILES
C1=CC=C2C(=C1)C(=CC=C2S(=O)(=O)O)N=NC3=C(C=CC4=CC(=CC(=C43)S(=O)(=O)O)S(=O)(=O)O)O.[Na]
Canonical SMILES
O=S(=O)(O)c1cc(S(=O)(=O)O)c2c(N=Nc3ccc(S(=O)(=O)O)c4ccccc34)c(O)ccc2c1.[Na]

Names & Synonyms

  • Ponceau 4R
  • AKOS040742434
  • 2611-82-7
  • 1,3-Naphthalenedisulfonic acid,7-hydroxy-8-[(4-sulfo-1-naphthalenyl)azo]-, trisodium salt