Description

2,4-Cyclopentadien-1-One, 2,3,4,5-Tetrafluoro-, Radical Ion(1-) (9Ci) is a specialized fluorinated cyclopentadienone anion, a key synthetic intermediate in advanced organofluorine chemistry. Its unique structure, featuring a perfluorinated ring and a stabilized radical anion, makes it a valuable precursor for constructing complex fluorinated ligands and materials. This compound is primarily utilized by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors for applications requiring precise fluorine incorporation.

Application

• Pharmaceutical Intermediate: Serves as a critical building block for synthesizing novel fluorinated active pharmaceutical ingredients (APIs), leveraging fluorine's ability to modulate bioavailability and metabolic stability.
• Catalyst Ligand Synthesis: Used in the preparation of sophisticated fluorinated ligands for transition metal catalysis, enabling more selective and efficient chemical transformations.
• Advanced Material Precursor: Acts as a monomer or cross-linking agent in the development of specialty polymers and coatings with enhanced chemical resistance, thermal stability, or unique surface properties.
• Agrochemical Research: Employed in the discovery and synthesis of new-generation fluorinated pesticides and herbicides, where fluorine atoms are crucial for activity and environmental profile.
• Organic Electronic Materials: Investigated as a component for electron-transport layers or as a dopant in the fabrication of OLEDs and other organic semiconductor devices.
• Academic & Industrial R&D: A valuable tool for methodological development in synthetic organic and organometallic chemistry, particularly in reactions involving radical anions or fluorinated systems.

Basic Information

Product Name	2,4-Cyclopentadien-1-One, 2,3,4,5-Tetrafluoro-, Radical Ion(1-) (9Ci)
CAS No.	144949-03-1
Molecular Formula	C5F4O•-
Molecular Weight	152.04 g/mol
Synonyms	2,3,4,5-Tetrafluoro-2,4-cyclopentadien-1-one radical anion; Perfluorocyclopentadienone radical anion; Tetrafluorocyclopentadienonyl radical anion; 2,3,4,5-Tetrafluorocyclopentadienone radical ion(1-); Pentafluorophenoxide radical anion analogue; F4C5O•-; Tetrafluorofulvenone radical anion
EINECS	Contact for details

Quality Control

Our production of this advanced intermediate adheres to strict quality control protocols to ensure batch-to-batch consistency and purity suitable for research and development applications. Quality is verified through analytical techniques including NMR, HPLC, and elemental analysis. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., argon or nitrogen) at 2-8°C to minimize oxidation and hydrolysis. The container should be kept in a cool, dry, and well-ventilated area separate from incompatible materials.

Specification

Item	Specification
Appearance	Solid (color may vary)
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95%
Counter Ion	Specified per batch (e.g., Li+, Na+, K+)
Residual Solvents (GC)	Meets ICH guidelines

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.