CAS 2611-82-7: Ponceau 4R
Description:Ponceau 4R, also known as Acid Red 18, is a synthetic azo dye commonly used in food, cosmetics, and pharmaceuticals for its vibrant red color. It is characterized by its solubility in water, which allows it to be easily incorporated into various products. The dye exhibits a strong absorption in the visible spectrum, contributing to its intense coloration. Ponceau 4R is often utilized in the food industry as a colorant, particularly in processed foods, beverages, and confectionery. However, its use is regulated in many countries due to potential health concerns, including allergic reactions and its classification as a possible carcinogen. The dye is typically stable under normal conditions but may degrade when exposed to light or extreme pH levels. In terms of safety, it is essential to adhere to regulatory guidelines regarding its concentration in consumer products to minimize any adverse effects. Overall, Ponceau 4R is a widely recognized dye with specific applications and regulatory considerations in various industries.
Formula:C20H14N2O10S3·3Na
InChI:InChI=1S/C20H14N2O10S3.3Na/c23-16-7-5-11-9-12(33(24,25)26)10-18(35(30,31)32)19(11)20(16)22-21-15-6-8-17(34(27,28)29)14-4-2-1-3-13(14)15;;;/h1-10,23H,(H,24,25,26)(H,27,28,29)(H,30,31,32);;;
InChI key:InChIKey=JLNHICQMWZYSRJ-UHFFFAOYSA-N
SMILES:[Na].O=S(=O)(O)C1=CC2=CC=C(O)C(N=NC3=CC=C(C=4C=CC=CC34)S(=O)(=O)O)=C2C(=C1)S(=O)(=O)O
- Synonyms:
- Coccine
- Neucoccin
- Trinatrium-1-(1-naphthylazo)-2-hydroxynaphthalin-4',6,8-trisulfonat
- C.I. Acid Red 18, trisodium salt
- 1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-[2-(4-sulfo-1-naphthalenyl)diazenyl]-, sodium salt (1:3)
- 1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-[(4-sulfo-1-naphthalenyl)azo]-, trisodium salt
- Ponceau 4R
- C.I. Acid Red 18
![1,3-Naphthalenedisulfonic acid,7-hydroxy-8-[(4-sulfo-1-naphthalenyl)azo]-, trisodium salt](https://static.cymitquimica.com/products/IN/thumb/DA00IKG2.jpg)
