Sunset Yellow powder Raw Materials CAS 2783-94-0

MF:C16H13N2NaO7S2

MW:432.4

EINECS:220-491-7

Specification:Sunset Yellow powder

Sample:Sunset Yellow powder

Brand:Sunset Yellow powder

Appearance: Liquid

Storage: Cool Dry Place

Brand: Globalchemical

Shelf Life: 2 Years

Test Method: HPLC

Uses and synthesis of Sunset Yellow powder

Sunset Yellow powder is also called orange yellow, sunset yellow, sunset yellow. Sunset Yellow CAS 2783-94-0 Edible synthetic pigment, orange-red powder or granule, odorless, Sunset Yellow Raw Materials used as food colorant, can be used for pastry coloring,

Applications/Functions of Sunset Yellow powder

• Sunset Yellow powder is used as food colorant, pharmaceutical and cosmetic colorant
• Sunset Yellow CAS 2783-94-0 is used for the coloring of food, medicine and cosmetics, and is also the raw material for the manufacture of aluminum salt lake.

Physicochemical Property of Sunset Yellow powder

Orange-red powder or granules. No odor. Strong hygroscopicity. Strong light and heat resistance. Stable in citric acid and tartaric acid. Turns brown red with alkali.

Production methodprocess of Sunset Yellow powder

Sunset Yellow CAS 2783-94-0 is obtained by diazotization of p-aminobenzenesulfonic acid, coupling with 2-naphthol -6-sulfonic acid under alkaline conditions, and the resulting pigment is precipitated with salt, filtered, and refined.