Brilliant Blue FCF (3844-45-9)

Brilliant Blue FCF Chemical Structure

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What is Brilliant Blue FCF

The brilliant blue FCF dye, often known as Blue 1, is a synthetic organic chemical that is categorized as a triarylmethane dye. It is referred to by the E number E133. It is one of the oldest color additives that has been approved by the FDA, and its primary application is as a blue colorant in processed foods, pharmaceuticals, nutritional supplements, and cosmetics. It is widely considered harmless and non-toxic.

Macsen Laboratories is the leading manufacturer and supplier of Brilliant Blue FCF with ISO certification.
PRODUCT SPECIFICATIONS
Name of Product Brilliant Blue FCF
IUPAC Name disodium;2-[[4-[ethyl-[(3-sulfonatophenyl)methyl]amino]phenyl]-[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]cyclohexa-2,5-dien-1-ylidene]methyl]benzenesulfonate
Synonyms Acid Blue 9; Brilliant Blue; FD&C Blue No. 1; Erioglaucine disodium salt; Erioglaucine; Blue 1206; Alphazurine FG; Food Blue No. 1; Dolkwal Brilliant Blue; Acid Sky Blue A; C.I. Food Blue 2; Hexacol Brilliant Blue A; Brilliant Blue FCF supra
CAS No 3844-45-9
Molecular Formula C37H34N2Na2O9S3
Molecular Weight 792.9 g/mol
Color Index No 42090
Pubchem CID 19700

CHEMICAL PROPERTIES

SR. No Criteria Limit/Specification
1 Appearance (form) Solid Powder or Granules
2 Appearance (colour) Reddish-violet or Dark-purple to bronze with a metallic luster
3 Melting Point 283 °C (decomposes)
4 Solubility 30 mg/mL (In water)
5 pH of 2% slurry 4.0 to 5.0
6 Water-insoluble matter NMT 2 %
7 Leuco base NMT 5 %
8 Chromium (Cr) NMT 50 ppm
9 Arsenic (As) NMT 3 ppm
10 Lead (Pb) NMT 10 ppm
11 λmax 629 nm (UV-visible absorption spectrum of the sample solution dissolved in water)

Uses

  • Brilliant Blue FCF is primarily used as a colorant. It is an approved food colorant in USA and EU.
  • Being an approved dye in the US, it is used in cotton candy, ice-creams, drinks and dairy products for coloring purposes. Additionally, it is utilized in soaps, shampoos, mouthwash, and other hygiene and cosmetic products.
  • It is widely employed as a water tracing agent.
  • Brilliant blue FCF is also being utilized in hemostatic medical devices owing to its nontoxic properties.

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