ACID RED 52 FREE ACID
UNII T8JX3GT4UR

Substance Identification & Data

This profile provides standardized clinical and technical data for Acid Red 52 Free Acid, uniquely identified by the FDA Unique Ingredient Identifier (UNII) T8JX3GT4UR.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 2609-88-3 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
T8JX3GT4UR
CAS Registry Number
2609-88-3
RxNorm Concept ID
N/A

Detailed Substance Profile

Preferred Name
ACID RED 52 FREE ACID
Official standardized name for this substance within the FDA UNII nomenclature system.
InChIKey
C27H30N2O7S2
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
IOOMXAQUNPWDLL-UHFFFAOYSA-N
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
[o+]1c2c(ccc(c2)N(CC)CC)c(-c3c(cc(cc3)S(O)(=O)=O)S([O-])(=O)=O)c4c1cc(cc4)N(CC)CC

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Acid Red 52 Free Acid. 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

ACID RED 52 FREE ACID
LISSAMINE RHODAMINE B

Systematic Nomenclature

AMMONIUM, (6-(DIETHYLAMINO)-9-(2,4-DISULFOPHENYL)-3H-XANTHEN-3-YLIDENE)DIETHYL-, HYDROXIDE, INNER SALT
XANTHYLIUM, 3,6-BIS(DIETHYLAMINO)-9-(2,4-DISULFOPHENYL)-, INNER SALT