Chemical Compound

Food black 2

CAS Registry Number 2118-39-0
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Food black 2 chemical structure
Primary Record

Food black 2

In stock
2,707 g
Purity
98.7 %
CAS
2118-39-0

Compound Identifiers & Properties

CAS
2118-39-0
PubChem CID
136075847
SMILES
C1=CC(=CC=C1N=NC2=C3C=CC(=CC3=C(C=C2)N=NC4=C(C5=CC(=C(C=C5C=C4S(=O)(=O)[O-])S(=O)(=O)[O-])N)O)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Na+]
Canonical SMILES
Nc1cc2c(O)c(N=Nc3ccc(N=Nc4ccc(S(=O)(=O)[O-])cc4)c4ccc(S(=O)(=O)[O-])cc34)c(S(=O)(=O)[O-])cc2cc1S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Na+]

Names & Synonyms

  • Food black 2
  • C.I. Food Black 2
  • Black 7984
  • CI FOOD BLACK 2
  • RefChem:897508
  • 4SA5S34DWJ
  • SCHEMBL2186338
  • C26H19N5O13S4.xNa
  • SCHEMBL18172411
  • SCHEMBL29366706
  • SCHEMBL29429622
  • EINECS 280-236-0
  • DTXSID40879792
  • DTXCID001017797
  • 2118-39-0
  • C26-H19-N5-O13-S4.x-Na
  • CI 27755
  • CI FOOD BLACK 2, TETRASODIUM SALT
  • DB-234043
  • tetrasodium 6-amino-4-hydroxy-3-[[7-sulphonato-4-[(4-sulphonatophenyl)azo]-1-naphthyl]azo]naphthalene-2,7-disulphonate
  • Q934300
  • 83221-57-2
  • 6-Amino-4-hydroxy-3-((7-sulpho-4-((4-sulphophenyl)azo)-1-naphthyl)azo)naphthalene-2,7-disulphonic acid, sodium salt
  • Tetrasodium 6-amino-4-hydroxy-3-((7-sulphonato-4-((4-sulphonatophenyl)azo)-1-naphthyl)azo)naphthalene-2,7-disulphonate
  • 2,7-Naphthalenedisulfonic acid, 6-amino-4-hydroxy-3-((7-sulfo-4-((4-sulfophenyl)azo)-1-naphthalenyl)azo)-, tetrasodium salt
  • 2,7-NAPHTHALENEDISULFONIC ACID, 6-AMINO-4-HYDROXY-3-((7-SULFO-4-((P-SULFOPHENYL)AZO)-1-NAPHTHYL)AZO)-, TETRASODIUM SALT
  • 2,7-Naphthalenedisulfonic acid, 6-amino-4-hydroxy-3-(2-(7-sulfo-4-(2-(4-sulfophenyl)diazenyl)-1-naphthalenyl)diazenyl)-, sodium salt (1:4)
  • 2,7-Naphthalenedisulfonic acid, 6-amino-4-hydroxy-3-[[7-sulfo-4-[(4-sulfophenyl)azo]-1-naphthalenyl]azo]-, sodium salt
  • 218-326-9
  • 6-Amino-4-hydroxy-3-[[7-sulfo-4-[(4-sulfophenyl)azo]-1-naphthyl]azo]naphthalene-2,7-disulfonic acid, sodium salt
  • 6-Amino-4-hydroxy-3-[[7-sulfo-4-[(4-sulfophenyl)azo]-1-naphthyl]azo]naphthalene-2,7-disulfonic acid,sodium salt
  • 6-amino-4-hydroxy-3-[[7-sulpho-4-[(4-sulphophenyl)azo]-1-naphthyl]azo]naphthalene-2,7-disulphonic acid, sodium salt
  • Tetrasodium 6-amino-4-hydroxy-3-((7-sulfo-4-((4-sulfophenyl)azo)-1-naphthalen- yl)azo-2,7-naphthalenedisulfonate)
  • Tetrasodium 6-amino-4-hydroxy-3-[[7-sulfonato-4-[(4-sulfonatophenyl)azo]-1-naphthyl]azo]naphthalene-2,7-disulfonate
  • tetrasodium6-amino-4-hydroxy-3-[[7-sulphonato-4-[ azo]-1-naphthyl]azo]naphthalene-2,7-disulphonate