21-FLUOROPREGN-4-ENE-3,20-DIONE F-18
UNII 3P5W4CJ8GG

Substance Identification & Data

This profile provides standardized clinical and technical data for 21-fluoropregn-4-ene-3,20-dione F-18, uniquely identified by the FDA Unique Ingredient Identifier (UNII) 3P5W4CJ8GG.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 66262-78-0 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
3P5W4CJ8GG
CAS Registry Number
66262-78-0
RxNorm Concept ID
N/A

Detailed Substance Profile

Preferred Name
21-FLUOROPREGN-4-ENE-3,20-DIONE F-18
Official standardized name for this substance within the FDA UNII nomenclature system.
InChIKey
C21H29FO2
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
NWJJZHDRVSKTBB-UFRRBGSOSA-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
C1C(C=C2[C@](C1)([C@@]3([C@@](CC2)([C@]4([C@](CC3)([C@H](CC4)C(=O)C[18F])C)[H])[H])[H])C)=O

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for 21-fluoropregn-4-ene-3,20-dione F-18. 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

18F-21-FLUOROPROGESTERONE
21-(18F)FLUORO-4-PREGNENE-3,20-DIONE
21-(FLUORO-18F)-PREGN-4-ENE-3,20-DIONE
21-18F-FLUOROPROGESTERONE
21-FLUOROPREGN-4-ENE-3,20-DIONE F-18
PREGN-4-ENE-3,20-DIONE, 21-(FLUORO-18F)-