Ponceau 4R

  • 7-hydroxy- 8-( (4 -sulfo- 1- naphthalenyl) - azo) -1,3- naphthalenedisulfonic acid
  • Ponceau 4R
  • C. I. 16255
  • C. I. Acid Red 18
  • E 124

Bright scarlet red, lightfast, heat, alkali and acid resistant azo dye

Fixed

  • Well in water (> 120 g · l -1)
  • Poorly in ethanol
  • Insoluble in vegetable oils
  • > 8000 mg · kg -1 ( LD50, rat, oral)
  • 600 mg · kg -1 ( LD50, rat, ip)

Template: Infobox chemical / molecular formula search available

Cochineal Red A is a red, water-soluble, synthetic azo dye as a food color (E 124) is used. He is a surrogate for true cochineal and has structural similarity with Amaranth (E 123).

Properties

Cochineal Red is a bright scarlet red, lightfast, heat, alkali and acid resistant azo dye, which is soluble in water. It is stable to fruit acids.

Use

Is cochineal red for Spanish chorizo ​​sausage, salmon substitute, drinks, showers, confectionery, fruit jellies, jams and marmalades in (up to max. 100 mg / kg ) used in cheese coatings and as a color coat for coated tablets. Even artificial blood in film and theater productions containing this dye.

More products in which traditional cochineal was included or not is:

  • Drinking yoghurt strawberry
  • Bubble Teas
  • Foam waffles
  • Fruit gums ( " gummy bear " )
  • " English fruit cake " ( Fassbender )
  • Chlorhexamed mouthwash
  • Halstabletten
  • Coalfish escalope ( Lachsersatz )
  • Medications such as ACE inhibitors
  • Skin disinfectant nachgefärbt, (often used for disinfection prior to surgery )
  • Cocktail cherries
  • Jelly
  • Aperol

Organic products are usually colored place with cochineal red A with Aroniasaftkonzentrat.

Health aspects

In some countries such as USA, Norway and Finland, Cochineal Red is classified as a carcinogen. In the USA the use in food is banned.

Because of the chemical structure ( azo dye ) suspected of triggering pseudo-allergies, particularly in persons who are sensitive to aspirin or benzoic acid / sodium benzoate (E 210 and E 211 ) react. It is believed that cochineal could be involved in the triggering of ADHD, eczema and asthma.

Legal situation

Since 20 July 2010, foods that contain the azo must, in the European Union with a separate warning " Can the activity and attention of children affect " are marked. However, this does not apply to alcoholic beverages.

On June 1, 2013, the ADI from a maximum of 4 mg / kg body weight to 0.7 mg / kg body weight was reduced.

CAS registry number PubChem Intraperitoneal injection Amaranth (dye) Pseudoallergy
191733
de