AZURE A
UNII M731V243EF

Substance Identification & Data

This profile provides standardized clinical and technical data for Azure A, uniquely identified by the FDA Unique Ingredient Identifier (UNII) M731V243EF.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 531-53-3 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
M731V243EF
CAS Registry Number
531-53-3
RxNorm Concept ID
N/A

Detailed Substance Profile

Preferred Name
AZURE A
Official standardized name for this substance within the FDA UNII nomenclature system.
InChIKey
C14H14N3S.Cl
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
PGWTYMLATMNCCZ-UHFFFAOYSA-M
Line notation for describing the chemical structure and connectivity of atoms.
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
CN(C)c1ccc2c(c1)[s+]c3cc(ccc3n2)N.[Cl-]

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Azure A. 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

3-AMINO-7-(DIMETHYLAMINO)PHENOTHIAZIN-5-IUM CHORIDE
ASYM-DIMETHYL-3,7-DIAMINOPHENAZATHIONIUM CHLORIDE
AZUR A
AZURE A
AZURE A [MI]
METHYLENE BLUE IMPURITY B
METHYLTHIONINIUM CHLORIDE HYDRATE IMPURITY B [EP IMPURITY]
N,N-DIMETHYLTHIONINE

Systematic Nomenclature

3-AMINO-7-(DIMETHYLAMINO)PHENOTHIAZIN-5-IUM CHLORIDE (1:1)

Technical Codes

C.I. 52005
CI-52005
NSC-326661