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Brilliant Black BN

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Brilliant Black BN
Names
IUPAC name Tetrasodium (6Z)-4-acetamido-5-oxo-6-hydrazono]naphthalene-1,7-disulfonate
Other names
  • C.I. Food Black 1
  • 1743 Black
  • Black PN
  • Blue Black BN
  • Brilliant Acid Black
  • C.I. 28440
  • Certicol Black PNW
  • Cilefa Black B
  • E 151
  • Edicol Supra Black BN
  • Hexacol Black PN
  • L Black 8000
  • Melan Black
  • Xylene Black F
Identifiers
CAS Number
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.017.951 Edit this at Wikidata
EC Number
  • 219-746-5
E number E151 (colours)
PubChem CID
UNII
CompTox Dashboard (EPA)
InChI
  • InChI=1S/C28H21N5O14S4.4Na/c1-14(34)29-23-10-11-24(50(42,43)44)20-13-25(51(45,46)47)27(28(35)26(20)23)33-32-22-9-8-21(18-7-6-17(12-19(18)22)49(39,40)41)31-30-15-2-4-16(5-3-15)48(36,37)38;;;;/h2-13,35H,1H3,(H,29,34)(H,36,37,38)(H,39,40,41)(H,42,43,44)(H,45,46,47);;;;/q;4*+1/p-4Key: GMMAPXRGRVJYJY-UHFFFAOYSA-J
SMILES
  • CC(=O)NC1=C2C(=C(C=C1)S(=O)(=O))C=C(C(=NNC3=C4C=C(C=CC4=C(C=C3)N=NC5=CC=C(C=C5)S(=O)(=O))S(=O)(=O))C2=O)S(=O)(=O)....
Properties
Chemical formula C28H17N5Na4O14S4
Molar mass 867.66 g·mol
Except where otherwise noted, data are given for materials in their standard state (at 25 °C , 100 kPa). checkY verify (what is  ?) Infobox references
Chemical compound

Brilliant Black BN (also known as Brilliant Black PN, Brilliant Black A, Black PN, Food Black 1, Naphthol Black, C.I. Food Black 1, or C.I. 28440) is a synthetic black diazo dye. It is soluble in water. It usually comes as tetrasodium salt. It has the appearance of solid, fine powder or granules. Calcium and potassium salts are known as well.

When used as a food dye, its E number is E151. It is used in food decorations and coatings, desserts, sweets, ice cream, mustard, red fruit jams, soft drinks, flavored milk drinks, fish paste, lumpfish caviar and other foods. Brilliant Black BN is used for staining animal by-products in category 2.

Brilliant Black BN is approved in the European Union. It has been banned in the United States and Japan. Brilliant Black BN was banned in Norway until 2001 when it was unbanned due to trade relationships with other countries.

References

  1. Brilliant Black PN concentration limits
  2. "EU Approved additives and E Numbers". Food Standards Agency, UK.
  3. "Food Color Additives Banned in the USA" (PDF). Issues and Concerns with Imported Foods (PDF) (Report). Association of Food and Drug Officials. July 2019. Retrieved 2024-12-31.{{cite report}}: CS1 maint: url-status (link)
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