Sunset Yellow
Sunset Yellow FCF, C.I. Food Yellow 3
- CAS
- 2783-94-0
- EC
- 220-491-7
- Food Code
- E110
- Sectors
- Food & Nutrition
Sunset Yellow (CAS 2783-94-0) is a water-soluble synthetic colorant supplied as orange-red crystals or powder, also known as Food Yellow 3 and carries the food code E110, used to color foods, beverages, cosmetics and pharmaceuticals. Soluble in water, it has a pH of 7-9 in solution, stable, and produced by diazotizing sulfanilic acid.
Typical Properties
| Molecular formula | C16H12N2O7S2.2Na |
|---|---|
| Molecular weight | 452.37 g/mol |
| Appearance | orange-red crystals or powder |
| Form | crystals |
| Color | Orange-red |
| Odor | Odorless |
| Melting point | 390 °C |
| Boiling point | 162.4°C |
| Density | 0.474-0.588[at 20°C] |
| Water solubility | 5-10 g/100 mL at 24 °C |
| HS code | 32129000 |
| Grades available | Food 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.
Sunset Yellow
Applications
Used as a colorant in foods, beverages, cosmetics, and pharmaceuticals; enhances appearance in baked goods and candies.
Safety & Risks
Low toxicity but may cause allergic reactions; approved by FDA after safety reviews. Avoid dust; use PPE.
Packaging
In 25kg cartons or drums; rinse for recycling or dispose in landfills per food additive guidelines.