Ponceau 4R

Product Description

Name: Ponceau 4R
Synonyms : Food Red 7; C.I. 16255; Cochineal Red A
CAS Registry Number: 2611-82-7
 
Ponceau 4R (also known as Food Red 7[citation needed], C.I. 16255[citation needed], Cochineal Red A[citation needed], New Coccine, Acid Red 18, SX purple[citation needed]) is a synthetic colourant that may be added to foods to induce a colour change. It is denoted by E Number E124, and has the capacity for inducing an allergic reaction. Its chemical name is trisodium salt of 1-(4-sulpho-1-napthylazo)- 2-napthol- 6,8-disulphonic acid.
Ponceau 4R is a red azo dye usually synthesized from coal tar which can be used in a variety of food products.