METHYL BLUE
UNII 9ZI2A1BMBB

Substance Identification & Data

This profile provides standardized clinical and technical data for Methyl Blue, uniquely identified by the FDA Unique Ingredient Identifier (UNII) 9ZI2A1BMBB.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 28983-56-4 and the RxNorm Concept ID (RxCUI) 2176448. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code

9ZI2A1BMBB

CAS Registry Number

28983-56-4

RxNorm Concept ID

2176448

Detailed Substance Profile

Preferred Name

METHYL BLUE

Official standardized name for this substance within the FDA UNII nomenclature system.

InChIKey

C37H28N3O9S3.2Na

International Chemical Identifier digital signature for unique molecular identification.

SMILES String

MCPLVIGCWWTHFH-UHFFFAOYSA-M

Line notation for describing the chemical structure and connectivity of atoms.

PubChem CID

76956083

Unique identification number in the NCBI database of chemical substances.

Substance Type

chemical

ISO 11238 classification category (e.g., Chemical, Polymer, Protein).

Ingredient Role

S(=O)(=O)(O)c1ccc(Nc2ccc(/C(/c3ccc(Nc4ccc(S(=O)(=O)[O-])cc4)cc3)=C5/C=CC(=[NH+]/c6ccc(S(=O)(=O)[O-])cc6)/C=C5)cc2)cc1.[Na+].[Na+]

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Methyl Blue. 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.