EXT. D&C VIOLET NO. 2
UNII G5UX3K0728

Substance Identification & Data

This profile provides standardized clinical and technical data for Ext. D&c Violet No. 2, uniquely identified by the FDA Unique Ingredient Identifier (UNII) G5UX3K0728.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 4430-18-6 and the RxNorm Concept ID (RxCUI) 1426422. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code
G5UX3K0728
CAS Registry Number
4430-18-6
RxNorm Concept ID

Detailed Substance Profile

Preferred Name
EXT. D&C VIOLET NO. 2
Official standardized name for this substance within the FDA UNII nomenclature system.
Molecular Formula
G5UX3K0728
The specific atomic composition represented as a molecular structure string.
InChIKey
C21H14NO6S.Na
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
GTKIEPUIFBBXJQ-UHFFFAOYSA-M
Line notation for describing the chemical structure and connectivity of atoms.
NCI Thesaurus
National Cancer Institute reference terminology for clinical and research data.
PubChem CID
Unique identification number in the NCBI database of chemical substances.
Substance Type
chemical
ISO 11238 classification category (e.g., Chemical, Polymer, Protein).
Ingredient Role
c1(ccc(Nc2c3C(c4ccccc4C(c3c(cc2)O)=O)=O)c(c1)S([O-])(=O)=O)C.[Na+]

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Ext. D&c Violet No. 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.

FDA Official Name

ACID VIOLET 43
CI 60730
EXT. VIOLET 2
MURASAKI401

Common Names & Synonyms

EXT DC VIOLET NO. 2
EXT. D&C VIOLET NO. 2

Technical Codes

NSC-47721

NDC Products Containing EXT. D&C VIOLET NO. 2

This unique ingredient identifier is listed as an ingredient or substance in the following products in the NDC directory: