Allura Red AC

Food Red 17, FD&C Red 40

CAS
25956-17-6
EC
247-368-0
Food Code
E129
Sectors
Food & Nutrition, Personal Care & Cosmetics

Allura Red AC (CAS 25956-17-6) is a water-soluble synthetic azo dye supplied as a dark red powder that delivers red to orange shades, offers heat and light stability, and is used in soft drinks, confectionery, bakery fillings, pharmaceuticals, lip products and soaps. It offers excellent heat and light stability and is widely regulated as a food and cosmetic colorant.

Typical Properties

Molecular formulaC18H16N2O8S2.2Na
Molecular weight496.42 g/mol
Formpowder
ColorDark red
Melting point300 °C
Boiling point325.16°C[at 101 325 Pa]
Density0.448[at 20°C]
Water solubility53.878g/L at 25°C
HS code29270000
Grades availableFood Grade, Cosmetic Grade

Typical literature values for identification; lot-specific results are stated on the certificate of analysis (COA) and the safety data sheet (SDS) that accompany every delivery.

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Allura Red AC

Applications

Used in soft drinks, confectionery, bakery fillings, and pharmaceuticals to provide vivid coloration. In cosmetics, it imparts warm tones to lip products and soaps. It also blends well with yellow dyes to create orange hues for consistent product appearance.

Safety & Risks

Approved within strict maximum-use levels set by regulatory authorities. Sensitive individuals may exhibit allergic reactions; handle with gloves and minimize dust generation. Store separate from reducing agents.

Packaging

Available as fine powder or granules in 20–25 kg lined cartons or fiber drums. Keep sealed, cool, and protected from light and humidity to maintain color strength.