TETRACHLOROFLUORESCEIN
UNII O73WZT10BY

Substance Identification & Data

This profile provides standardized clinical and technical data for Tetrachlorofluorescein, uniquely identified by the FDA Unique Ingredient Identifier (UNII) O73WZT10BY.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 6262-21-1 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
O73WZT10BY
CAS Registry Number
6262-21-1
RxNorm Concept ID
N/A

Detailed Substance Profile

Preferred Name
TETRACHLOROFLUORESCEIN
Official standardized name for this substance within the FDA UNII nomenclature system.
InChIKey
C20H8Cl4O5
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
QCPFFGGFHNZBEP-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
c12c(C3(OC1=O)c4c(Oc5c3ccc(c5)O)cc(cc4)O)c(c(c(c2Cl)Cl)Cl)Cl

Synonyms and Nomenclature

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

3,4,5,6-TETRACHLOROFLUORESCEIN
4,5,6,7-TETRACHLOROFLUORESCEIN
FLUORESCEIN, 3,4,5,6-TETRACHLORO-
TETRACHLOROFLUORESCEIN

Systematic Nomenclature

3',4',5',6'-TETRACHLOROFLUORESCEIN
BENZOIC ACID, 2,3,4,5-TETRACHLORO-6-(6-HYDROXY-3-OXO-3H-XANTHEN-9-YL)-
FLUORESCEIN, 4,5,6,7-TETRACHLORO-
SPIRO(ISOBENZOFURAN-1(3H),9'-(9H)XANTHEN)-3-ONE, 4,5,6,7-TETRACHLORO-3',6'-DIHYDROXY-

Technical Codes

NSC-122392