SOLVENT RED 2
UNII 151FHJ5BHJ

Substance Identification & Data

This profile provides standardized clinical and technical data for Solvent Red 2, uniquely identified by the FDA Unique Ingredient Identifier (UNII) 151FHJ5BHJ.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 5098-94-2 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
151FHJ5BHJ
CAS Registry Number
5098-94-2
RxNorm Concept ID
N/A

Detailed Substance Profile

Preferred Name
SOLVENT RED 2
Official standardized name for this substance within the FDA UNII nomenclature system.
InChIKey
C17H14N2O
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
PYFMJAMMVDSYFT-VHEBQXMUSA-N
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
c1cccc(c1C)/N=N/c2ccc(c3c2cccc3)O

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Solvent Red 2. 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

(4E)-4-(O-TOLYLHYDRAZONO)NAPHTHALEN-1-ONE
1-NAPHTHOL, 4-(O-TOLYLAZO)-
1-O-METHYLPHENYLAZO-4-NAPHTHOL
C.I. 12005
C.I. SOLVENT RED 2
FAT BROWN 3B
FAT BROWN 3BR
FAT BROWN S
SOLVENT RED 2
SUDAN BROWN 3B
WAXOLINE MAHOGANY A

Systematic Nomenclature

(4E)-4-((2-METHYLPHENYL)HYDRAZINYLIDENE)NAPHTHALEN-1-ONE
1-NAPHTHALENOL, 4-((2-METHYLPHENYL)AZO)-
1-NAPHTHALENOL, 4-((E)-2-(2-METHYLPHENYL)DIAZENYL)-
1-NAPHTHALENOL, 4-(2-(2-METHYLPHENYL)DIAZENYL)-
4-((2-METHYLPHENYL)AZO)-1-NAPHTHOL
4-((E)-(2-METHYLPHENYL)DIAZENYL)-1-NAPHTHOL

Technical Codes

J34.080D