Ponceau 4R Properties, Molecular Formula, Applications - WorldOfChemicals

Ponceau 4R Properties

Ponceau 4R

Molecule Structure Image



Ponceau 4R (also known as C.I. 16255 [1], Cochineal Red A[1], C.I. Acid Red 18[1], Brilliant Scarlet 3R[1], Brilliant Scarlet 4R[1], New Coccine[citation needed]) , SX purple[citation needed]) is a synthetic colourant that may be used as a food colouring. It is denoted by E Number E124[1]. Its chemical name is 1-(4-sulpho-1-napthylazo)- 2-napthol- 6,8-disulphonic acid, trisodium salt. Ponceau 4R is a red azo dye which can be used in a variety of food products, and is usually synthesized from aromatic hydrocarbons from petroleum.

Chemical Properties

Boiling Point °Cat760mmHg
CAS Number 2611-82-7
Chemical Composition Sodium nitrite-->Sodium chloride-->Phenol-->Aluminium hydroxide-->Aluminium sulfate-->Sodium nitrate-->Congo red paper-->Naphthionic acid-->Sodium 4-amino-1-naphthalenesulfonate-->Ponceau 4R altiminium lake
IUPAC Name trisodium (8Z)-7-oxo-8-[(4-sulfonatonaphthalen-1-yl)hydrazinylidene]naphthalene-1,3-disulfonate
Molar Mass 604.47 g mol?1
Molecular Formula C20H11N2Na3O10S3
RTECS Number QJ6530000
Solubility Soluble particular
www.worldofchemicals.com uses cookies to ensure that we give you the best experience on our website. By using this site, you agree to our Privacy Policy and our Terms of Use. X