D&C RED NO. 27
UNII 2LRS185U6K

Substance Identification & Data

This profile provides standardized clinical and technical data for D&c Red No. 27, uniquely identified by the FDA Unique Ingredient Identifier (UNII) 2LRS185U6K.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 13473-26-2 and the RxNorm Concept ID (RxCUI) 1311172. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code
2LRS185U6K
CAS Registry Number
13473-26-2
RxNorm Concept ID

Detailed Substance Profile

Preferred Name
D&C RED NO. 27
Official standardized name for this substance within the FDA UNII nomenclature system.
Molecular Formula
2LRS185U6K
The specific atomic composition represented as a molecular structure string.
InChIKey
C20H4Br4Cl4O5
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
ZYIBVBKZZZDFOY-UHFFFAOYSA-N
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
C12(OC(c3c1c(Cl)c(Cl)c(Cl)c3Cl)=O)c4cc(c(c(c4Oc5c2cc(c(c5Br)O)Br)Br)O)Br

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for D&c Red No. 27. 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

AKA218
RED 27
SOLVENT RED 48

Common Names & Synonyms

2',4',5',7'-TETRABROMO-4,5,6,7- TETRACHLOROFLUORESCEIN
ACID PHLOXINE PB
C.I. SOLVENT RED 48
CI 45410:1
D & C RED #27 [VANDF]
D & C RED #27 LAKE [VANDF]
D & C RED NO. 27
D&C RED 27
D&C RED NO. 27
D&C RED NO. 27 [II]
DC RED NO. 27
DYE DC RED NO. 27
PHLOXINE B LACTONE [MI]
PHLOXINE O
TETRACHLOROEOSIN
TETRACHLOROTETRABROMOFLUORESCEIN

Technical Codes

C.I. 45410:1
C.I. 45410A

NDC Products Containing D&C RED NO. 27

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