| Synonyms | Ponceau S, Ponceau S sodium salt, Ponceau S tetrasodium, Acid Red 112 |
| Formal Name | 3-hydroxy-4-[2-[2-sulfo-4-[2-(4-sulfophenyl)diazenyl]phenyl]diazenyl]-2,7-naphthalenedisulfonic acid, tetrasodium salt |
| Molecular Formula | C22H12N4Na4O13S4 |
| Formula Weight | 760.569 Da |
| PubChem CID | 136652272 |
| ChemSpider ID | 11455708 |
