The Chemco Group

Sunset Yellow

• Category :

  Dyestuffs and Pigments/Acid Dyes

• Synonyms :

  C.I. 15985;C.I. Food Yellow 3;C.I. Food Yellow 3, disodium salt;Food yellow No.5;Gelborange S;Fodd yellow No.5;disodium (5Z)-6-oxo-5-[(4-sulfonatophenyl)hydrazono]-5,6-dihydronaphthalene-2-sulfonate;disodium (5E)-6-oxo-5-[(4-sulfonatophenyl)hydrazono]-5,6-dihydronaphthalene-2-sulfonate;Food Yellow 3;

• CAS NO :

  2783-94-0

• EC NO :

  220-491-7

• Molecular Formula :

  C₁₆H₁₀N₂Na₂O₇S₂

• Molecular Weight :

  452.3693

• Main Specifications :

• InChI :

  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;;/h1-9,17H,(H,20,21,22)(H,23,24,25);;/q;2*+1/p-2/b18-16+;;

• Product description :

  ；Orange-red crystals or a red powder.；Provisionally listed for use in food, drugs and cosmetics.；

• Molecular Structure :