Sunset yellow FCF

Sunset yellow FCF
Names
IUPAC name
Disodium 6-hydroxy-5-[(4-sulfophenyl)azo]-2-naphthalenesulfonate
Other names
  • Orange Yellow S
  • FD&C Yellow 6
  • C.I. 15985
  • E110
Identifiers
3D model (JSmol)
ChEMBL
ChemSpider
ECHA InfoCard 100.018.629 Edit this at Wikidata
E number E110 (colours)
KEGG
UNII
  • InChI=1S/C16H12N2O7S2.2Na/c19-15-8-1-10-9-13(27(23,24)25)6-7-14(10)16(15)18-17-11-2-4-12(5-3-11)26(20,21)22;;/h1-9,19H,(H,20,21,22)(H,23,24,25);;/q;2*+1/p-2/b18-17+;; checkY
    Key: OIQPTROHQCGFEF-QIKYXUGXSA-L checkY
  • InChI=1/C16H12N2O7S2.2Na/c19-15-8-1-10-9-13(27(23,24)25)6-7-14(10)16(15)18-17-11-2-4-12(5-3-11)26(20,21)22;;/h1-9,19H,(H,20,21,22)(H,23,24,25);;/q;2*+1/p-2/b18-17+;;
    Key: OIQPTROHQCGFEF-JLAJEUQUBH
  • [Na+].[Na+].[O-]S(=O)(=O)c1ccc(cc1)/N=N/c2c3ccc(cc3ccc2O)S([O-])(=O)=O
Properties
C16H10N2Na2O7S2
Molar mass 452.36 g·mol−1
Melting point 300 °C (572 °F; 573 K)
Hazards
NFPA 704 (fire diamond)
NFPA 704 four-colored diamondHealth 2: Intense or continued but not chronic exposure could cause temporary incapacitation or possible residual injury. E.g. chloroformFlammability 1: Must be pre-heated before ignition can occur. Flash point over 93 °C (200 °F). E.g. canola oilInstability 0: Normally stable, even under fire exposure conditions, and is not reactive with water. E.g. liquid nitrogenSpecial hazards (white): no code
2
1
0
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
☒N verify (what is checkY☒N ?)

Sunset yellow FCF (also known as orange yellow S, or C.I. 15985) is a petroleum-derived orange azo dye with a pH-dependent maximum absorption at about 480 nm at pH 1 and 443 nm at pH 13, with a shoulder at 500 nm.[1][2]: 463  When added to foods sold in the United States, it is known as FD&C Yellow 6; when sold in Europe, it is denoted by E Number E110.[3]

  1. ^ Cite error: The named reference EncycFoodSafety was invoked but never defined (see the help page).
  2. ^ Committee on Food Chemicals Codex (2003). Food chemicals codex (5th ed.). Washington, DC: National Academy Press. ISBN 9780309088664.
  3. ^ Wood, Roger M. (2004). Analytical methods for food additives. Boca Raton: CRC Press. ISBN 1-85573-722-1.