1. Dye reagent

Sunset Yellow FCF (Synonyms: Food Yellow 3; Orange Yellow S; C.I. 15985)

Cat. No.: HY-D0249
Handling Instructions

Sunset Yellow FCF 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.

For research use only. We do not sell to patients.
Sunset Yellow FCF Chemical Structure

Sunset Yellow FCF Chemical Structure

CAS No. : 2783-94-0

Size Price Stock Quantity
10 mM * 1 mL in Water $55 In-stock
1 g $50 In-stock
5 g   Get quote  
10 g   Get quote  

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Description

Sunset Yellow FCF 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. Sunset Yellow is used in food, cosmetics, and drugs.

M.Wt

452.37

Formula

C₁₆H₁₀N₂Na₂O₇S₂

CAS No.

2783-94-0

Storage
Powder -20°C 3 years
  4°C 2 years
In solvent -80°C 6 months
  -20°C 1 month
Shipping

Room temperature in continental US; may vary elsewhere

Solvent & Solubility

H2O: ≥ 100 mg/mL

* "<1 mg/mL" means slightly soluble or insoluble. "≥" means soluble, but saturation unknown.

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Product Name:
Sunset Yellow FCF
Cat. No.:
HY-D0249
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