Food Yellow 3 Basic information
Product Name: Food Yellow 3
CAS: 2783-94-0
MF: C16H10N2Na2O7S2
MW: 452.37
EINECS: 220-491-7
Mol File: 2783-94-0.mol
Food Yellow 3 Structure
Food Yellow 3 Chemical Properties
mp 390°C (dec.)
Colour Index 15985
Water Solubility 5-10 g/100 mL at 24 ºC
Merck 9001
Stability: Stable. Combustible. Incompatible with strong oxidizing agents.
CAS DataBase Reference 2783-94-0(CAS DataBase Reference)
EPA Substance Registry System 2-Naphthalenesulfonic acid, 6-hydroxy-5-[(4-sulfophenyl) azo]-, disodium salt(2783-94-0)
Safety Information
Hazard Codes Xi
Risk Statements 36/37/38
Safety Statements 26-36
RTECS QK2450000
Discretion：
Orange red powder or granule. No smell. Strong moisture absorption. Light and heat resistance. Stable in citric acid and acid. In the case of alkali into a reddish brown. Soluble in water, neutral and acidic aqueous solution was orange yellow, alkaline red brown, soluble in concentrated sulfuric acid was orange solution, diluted with water yellow. Soluble in glycerin and propylene glycol. Slightly soluble in ethanol.
Application:
Use edible yellow pigment.
Use as food colorants, drugs and cosmetic colorants
Use as food colorants
For food, medicine, cosmetics, and manufacturing raw materials of aluminum salt lake.
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