FD&C BLUE NO. 2 ALUMINUM LAKE
UNII 4AQJ3LG584

Substance Identification & Data

This profile provides standardized clinical and technical data for Fd&c Blue No. 2 Aluminum Lake, uniquely identified by the FDA Unique Ingredient Identifier (UNII) 4AQJ3LG584.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 15792-65-1 and the RxNorm Concept ID (RxCUI) 1307695. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code
4AQJ3LG584
CAS Registry Number
15792-65-1
RxNorm Concept ID

Detailed Substance Profile

Preferred Name
FD&C BLUE NO. 2 ALUMINUM LAKE
Official standardized name for this substance within the FDA UNII nomenclature system.
Molecular Formula
4AQJ3LG584
The specific atomic composition represented as a molecular structure string.
InChIKey
3C16H8N2O8S2.2Al
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
LUMBYZCQSBZRHR-ZZAMBAHZSA-H
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
C/1(=C\2/Nc3ccc(S(=O)(=O)[O-])cc3C2=O)\Nc4ccc(S(=O)(=O)[O-])cc4C1=O.[Al+3].C/1(=C\2/Nc3c(C2=O)cc(S(=O)(=O)[O-])cc3)\Nc4c(C1=O)cc(S(=O)(=O)[O-])cc4.C/1(=C\2/Nc3c(C2=O)cc(S(=O)(=O)[O-])cc3)\Nc4c(C1=O)cc(S(=O)(=O)[O-])cc4.[Al+3]

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Fd&c Blue No. 2 Aluminum Lake. 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

C.I. FOOD BLUE 1-ALUMINUM LAKE
DYE FDC BLUE NO. 2 ALUMINIUM LAKE
FD&C BLUE NO. 2 ALUMINUM LAKE
FD&C BLUE NO. 2--ALUMINIUM LAKE
FD&C BLUE NO. 2--ALUMINUM LAKE

NDC Products Containing FD&C BLUE NO. 2 ALUMINUM LAKE

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