Tags: Chemical Compound, Chemical Substance.

Brilliant Black BN Brilliant Black PN Brilliant Black A Black PN Food Black 1 Naphthol Black C.I. Food Brown 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 allowed as well.When used as a food dye its E number is E151.

Brilliantschwarz_BN.svg
IUPAC name
(Tetrasodium (6Z)-4-acetamido-5-oxo-6-7-sulfonato-4-(4-sulfonatophenyl)azo-1-naphthyl]hydrazono]naphthalene-17-disulfonate)

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