Sunset Yellow FCF is an azo dye, a class of commercial organic dyes.

Safety. The problem with azo dyes (monoazo or diazo) is photocatalytic degradation leading to oxidation and subsequent formation of impurities such as aromatic amines, some of which have carcinogenic activity.

It is a chemical compound, an ingredient included in the list of European dyes food additives as  E110 and internationally known as CI 15985.

It is used in:

• biocides (e.g. disinfectants, pest control products)
  
• fertilisers
  
• cosmetics
  
• personal care products
  
• inks and toners
  
• air care products
  
• textile treatment products
  
• dyes
  
• paper chemicals

CI 15985 Sunset Yellow FCF studies

Molecular Formula: C₁₆H₁₀N₂Na₂O₇S₂

Molecular Weight: 452.363 g/mol

UNII: H77VEI93A8

CAS: 2783-94-0    1325-37-7  15790-07-5   1342-61-6  12707-27-6

EC Number: 220-491-7  239-888-1  215-393-6

PubChem Substance ID 24870256

MDL number MFCD00036437

Colour Index Number 15985