Structure via PubChem · Public domain (PubChem)
ponceau 4R
Sign in to saveAlso known as cochineal red A, acid red 18, brilliant scarlet 3R, brilliant scarlet 4R, new coccine, E124
chemical compound, food colourant
Chemical data
- Formula
- C20H11N2Na3O10S3
- Molecular weight
- 604.5 g/mol
- IUPAC name
- trisodium;7-hydroxy-8-[(4-sulfonatonaphthalen-1-yl)diazenyl]naphthalene-1,3-disulfonate
- 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+].[Na+].[Na+]
- InChIKey
- SWGJCIMEBVHMTA-UHFFFAOYSA-K
- Polar surface area
- 242 Ų
- H-bond donors
- 1
- H-bond acceptors
- 12
- Formal charge
- 0
via PubChem
Research
214 papers- Ponceau 4R induces aggregation in human serum albumin and morin acts as an anti-aggregating agent against dye induced aggregates.Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy · 2025
- Ponceau 4R elimination from fruit juice: An integrated optimization strategy utilizing artificial neural networks, least squares, and chitosan-nickel ferrite Nano Sorbent.Food chemistry: X · 2024
- Food Safety and Health Concerns of Synthetic Food Colors: An Update.Toxics · 2024
- Rapid and non-destructive detection of ponceau 4R red colored pork.Meat science · 2024
- Eco-Friendly Simultaneous Estimation of Ponceau 4R and Carmoisine Employing an Analytical Quality by Design-Aided RP-HPLC Method in Commercial Food Samples Utilizing a Green Ultrasound-Assisted Extraction Technique.Journal of AOAC International · 2024
via PubMed
Wikidata facts
- Subclass of
- chemical compound
- Has part
- sulfur
- Mass
- 603.9268903920001
- Has use
- dye
Show 4 more facts
- chemical formula
- C₂₀H₁₁N₂Na₃O₁₀S₃
- canonical SMILES
- [Na+].[Na+].[Na+].[O-]S(=O)(=O)c4ccc(/N=N/c1c2c(ccc1O)cc(cc2S([O-])(=O)=O)S([O-])(=O)=O)c3ccccc34
- different from
- carminic acid
- isomeric SMILES
- O=C1C=Cc2cc(S(=O)(=O)[O-])cc(S(=O)(=O)[O-])c2/C1=N/Nc1ccc(S(=O)(=O)[O-])c2ccccc12.[Na+].[Na+].[Na+]
Sources (2)
via Wikidata · CC0