DIRECT BLUE 76
UNII B2ZEL2D0RH

Substance Identification & Data

This profile provides standardized clinical and technical data for Direct Blue 76, uniquely identified by the FDA Unique Ingredient Identifier (UNII) B2ZEL2D0RH.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 16143-79-6 and the RxNorm Concept ID (RxCUI) N/A. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code
B2ZEL2D0RH
CAS Registry Number
16143-79-6
RxNorm Concept ID
N/A

Detailed Substance Profile

Preferred Name
DIRECT BLUE 76
Official standardized name for this substance within the FDA UNII nomenclature system.
InChIKey
C32H16N6O16S4.2Cu.4Na
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
RTXWGCFBOYSLIQ-ZBJMQJRBSA-F
Line notation for describing the chemical structure and connectivity of atoms.
PubChem CID
161169
Unique identification number in the NCBI database of chemical substances.
Substance Type
chemical
ISO 11238 classification category (e.g., Chemical, Polymer, Protein).
Ingredient Role
c1cc(c(cc1-c2ccc(c(c2)[O-])/N=N/c3ccc4c(cc(c(c4c3[O-])N)S([O-])(=O)=O)S([O-])(=O)=O)[O-])/N=N/c5ccc6c(cc(c(c6c5[O-])N)S([O-])(=O)=O)S([O-])(=O)=O.[Cu+2].[Cu+2].[Na+].[Na+].[Na+].[Na+]

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Direct Blue 76. Identifiers are organized into official regulatory terms, commercial trade names, and technical systematic synonyms used to ensure accurate identification across clinical pharmaceutical databases, regulatory filings, and electronic health records.

Common Names & Synonyms

C.I. 24411
C.I. DIRECT BLUE 76
C.I. DIRECT BLUE 76, TETRASODIUM SALT
CHLORANTINE FAST BLUE 7GL
DIRECT BLUE 76

Brand / Trade Names

DURAZOL BLUE 2GN
SIRIUS BLUE F4GA
SOLOPHENYL BLUE 6GL

Systematic Nomenclature

1,3-NAPHTHALENEDISULFONIC ACID, 6,6'-((3,3'-DIHYDROXY(1,1'-BIPHENYL)-4,4'-DIYL)BIS(AZO))BIS(4-AMINO-5-HYDROXY-, COPPER COMPLEX
1,3-NAPHTHALENEDISULFONIC ACID, 6,6'-((3,3'-DIHYDROXY(1,1'-BIPHENYL)-4,4'-DIYL)DI(E)-2,1-DIAZENEDIYL)BIS(4-AMINO-5-HYDROXY-, COPPER(2+) SODIUM SALT (1:2:4)
COPPER(2+) SODIUM 6,6'-((3,3'-DIOXIDO-4,4'-BIPHENYLDIYL)DI(E)-2,1-DIAZENEDIYL)BIS(4-AMINO-5-OXIDO-1,3-NAPHTHALENEDISULFONATE) (2:4:1)
COPPER, (TETRAHYDROGEN 6,6'-((3,3'-DIHYDROXY-4,4'-BIPHENYLYLENE)BIS(AZO))BIS(4-AMINO-5-HYDROXY-1,3-NAPHTHALENEDISULFONATO(4-)))DI-, TETRASODIUM SALT
CUPRATE(4-), (.MU.-((6,6'-((3,3'-DI(HYDROXY-.KAPPA.O)(1,1'-BIPHENYL)-4,4'-DIYL)BIS(2,1-DIAZENEDIYL-.KAPPA.N1))BIS(4-AMINO-5-(HYDROXY-.KAPPA.O)-1,3-NAPHTHALENEDISULFONATO))(8-)))DI-, SODIUM (1:4)
CUPRATE(4-), (.MU.-((6,6'-((3,3'-DIHYDROXY(1,1'-BIPHENYL)-4,4'-DIYL)BIS(AZO))BIS(4-AMINO-5-HYDROXY-1,3-NAPHTHALENEDISULFONATO))(8-)))DI-, TETRASODIUM
CUPRATE(4-), (MU-((6,6'-((3,3'-DI(HYDROXY-KAPPAO)(1,1'-BIPHENYL)-4,4'-DIYL)BIS(AZO-KAPPAN1))BIS(4-AMINO-5-(HYDROXY-KAPPAO)-1,3-NAPHTHALENEDISULFONATO))(8-)))DI-, TETRASODIUM
DICOPPER TETRASODIUM 4-AMINO-6-((4-(4-((8-AMINO-1-OXIDO-5,7-DISULFONATONAPHTHALEN-2-YL)DIAZENYL)-3-OXIDOPHENYL)-2-OXIDOPHENYL)DIAZENYL)-5-OXIDONAPHTHALENE-1,3-DISULFONATE
TETRASODIUM (MU-((6,6'-((3,3'-DIHYDROXY(1,1'-BIPHENYL)-4,4'-DIYL)BIS(AZO))BIS(4-AMINO-5-HYDROXYNAPHTHALENE-1,3-DISULPHONATO))(8-)))DICUPRATE(4-)

External Clinical & Regulatory Resources

CAS
Common Chemistry
NCATS
Inxight Drugs
NLM
DailyMed Products
NCATS
GSRS Full Record
NLM
PubChem Compound