DIRECT GREEN 1
UNII 1NKK0HI483

Substance Identification & Data

This profile provides standardized clinical and technical data for Direct Green 1, uniquely identified by the FDA Unique Ingredient Identifier (UNII) 1NKK0HI483.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 3626-28-6 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
1NKK0HI483
CAS Registry Number
3626-28-6
RxNorm Concept ID
N/A

Detailed Substance Profile

Preferred Name
DIRECT GREEN 1
Official standardized name for this substance within the FDA UNII nomenclature system.
InChIKey
C34H23N7O8S2.2Na
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
DDLNJHAAABRHFY-DVHJKKPTSA-L
Line notation for describing the chemical structure and connectivity of atoms.
Substance Type
chemical
ISO 11238 classification category (e.g., Chemical, Polymer, Protein).
Ingredient Role
c12c(cc(S(=O)(=O)[O-])c(c1N)/N=N/c3ccc(-c4ccc(/N=N/c5ccc(O)cc5)cc4)cc3)cc(S(=O)(=O)[O-])c(c2O)/N=N/c6ccccc6.[Na+].[Na+]

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Direct Green 1. 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. DIRECT GREEN 1
C.I. DIRECT GREEN 1 [HSDB]
C.I. DIRECT GREEN 1, DISODIUM SALT
CI 30280
CI DIRECT GREEN 1
DIRECT GREEN 1
DISODIUM 4-AMINO-5-HYDROXY-3-((4'-((4- HYDROXYPHENYL)AZO)(1,1'-BIPHENYL)-4-YL)AZO)-6- (PHENYLAZO)NAPHTHALENE-2,7-DISULPHONATE

Brand / Trade Names

ATLANTIC DARK GREEN
ERIE GREEN WAC

Systematic Nomenclature

2,7-NAPHTHALENEDISULFONIC ACID, 4-AMINO-5-HYDROXY-3-((4'-((4-HYDROXYPHENYL)AZO)(1,1'-BIPHENYL)-4-YL)AZO)-6-(PHENYLAZO)-, DISODIUM SALT
2,7-NAPHTHALENEDISULFONIC ACID, 4-AMINO-5-HYDROXY-3-(2-(4'-(2-(4-HYDROXYPHENYL)DIAZENYL)(1,1'-BIPHENYL)-4-YL)DIAZENYL)-6-(2-PHENYLDIAZENYL)-, SODIUM SALT (1:2)

External Clinical & Regulatory Resources

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