SoleChem

Ponceau 4R

CAS 2611-82-7
EC 220-036-2
Formula C20H14N2O10S3.3Na
MW 604.47 g/mol
Pigments & Colorants Food & NutritionTextile, Leather & PaperPersonal Care & CosmeticsPrinting & Packaging

Description

Ponceau 4R (CAS 2611-82-7) is a synthetic azo colorant approved for food use in the European Union under the designation E124, also known commercially as Red 18, Coccine, and CI 16255. It carries the EC number 220-036-2 and belongs to the monoazo dye class within the broader pigments and colorants category.

In food and beverage manufacturing, Ponceau 4R imparts a stable cherry-red to strawberry hue in products such as glacé cherries, dessert toppings, and canned fruits, where it resists moderate heat and acidic conditions during processing. In cosmetics and personal care formulations, it functions as a surface colorant in rinse-off products, providing consistent batch-to-batch colour intensity.

Ponceau 4R is supplied as a deep red powder compliant with EU food-grade specifications under Regulation (EC) No 1333/2008 and is subject to REACH registration requirements for industrial applications. Procurement quantities typically range from kilogram laboratory packs to multi-tonne bulk orders. Buyers should confirm grade suitability against FCC or internal specification sheets prior to ordering.

Physical Properties

Melting Point >300 °C
Density 1.772[at 20℃]
Appearance Deep red powder
Color Bordeaux to brown
Form Powder
Water Solubility 305.21g/L at 20℃
Vapor Pressure 0Pa at 25℃
Log P -2.267 at 20℃

Trade & Regulatory

HS Code 32041200
Storage Class 11 - Combustible Solids
WGK (Germany) 2

Other Names

E124New CoccineAKA102Red 18l-rot4c.i.185COCCINE1578redCI 16255

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