FDA official logo
GSRS logo
PFDA official logo

DIRECT BLUE 6

  • UNII: 21ZL85SYWM
  • Formula: C32H20N6O14S4.4Na
  • Preferred Substance Name: DIRECT BLUE 6
  • InChIKey: MPCYPRXRVWZKGF-OTGYWJPESA-J

  • 2602-46-2
  • 220-012-1
  • 1-NAPHTHOL-3,6-DISULFONIC ACID, 2,2'-(4,4'-BIPHENYLYLENEBISAZO)BIS(8-AMINO-, TETRASODIUM SALT
  • 2,7-NAPHTHALENEDISULFONIC ACID, 3,3'-((1,1'-BIPHENYL)-4,4'-DIYLBIS(2,1-DIAZENEDIYL))BIS(5-AMINO-4-HYDROXY-, SODIUM SALT (1:4)
  • 2,7-NAPHTHALENEDISULFONIC ACID, 3,3'-((1,1'-BIPHENYL)-4,4'-DIYLBIS(AZO))BIS(5-AMINO-4-HYDROXY-, TETRASODIUM SALT
  • 2,7-NAPHTHALENEDISULFONIC ACID, 3,3'-((4,4'- BIPHENYLYLENE)BIS(AZO))BIS(5-AMINO-4-HYDROXY-, TETRASODIUM SALT
  • C.I. DIRECT BLUE 6
  • C.I. DIRECT BLUE 6 [HSDB]
  • C.I. DIRECT BLUE 6, TETRASODIUM SALT
  • CI 22610
  • CI DIRECT BLUE 6
  • CI DIRECT BLUE 6 [IARC]
  • DIRECT SKY BLUE K
  • INDIGO BLUE 2B
  • NSC-9614
  • TETRASODIUM 3,3'-((1,1'-BIPHENYL)-4,4'-DIYLBIS(AZO))BIS(5- AMINO-4-HYDROXYNAPHTHALENE-2,7-DISULPHONATE)

Note

UNIIs are generated based on scientific identity characteristics using ISO 11238 data elements. UNII availability does not imply any regulatory review or approval. Synonyms and mappings are based on the best public information available at the time of publication. Please report any problems/errors associated with this data to FDA-SRS@fda.hhs.gov.