Description

Potassium Tetrakis(Pentafluorophenyl)Borate is an organoboron salt widely recognized as a highly effective and weakly coordinating anion precursor. This compound is crucial for generating highly active cationic metal complexes in homogeneous catalysis. It is primarily utilized by researchers and manufacturers in the chemical and pharmaceutical industries for advanced polymerization processes and organic synthesis. Its unique properties make it an indispensable component for developing high-performance catalysts.

Application

• As a co-catalyst with metallocenes and other organometallic complexes for olefin polymerization (e.g., polyethylene, polypropylene).
• Generation of weakly coordinating anions for stabilizing highly reactive cationic intermediates in organic synthesis.
• Use as an activator in Ziegler-Natta and other single-site catalyst systems.
• Key component in the synthesis of advanced materials and specialty chemicals.
• Research and development of novel catalytic processes in academic and industrial laboratories.
• Potential application in electrochemical systems and ionic liquids due to its anion properties.

Basic Information

Product Name	Potassium Tetrakis(Pentafluorophenyl)Borate
CAS No.	89171-23-3
Molecular Formula	C24BF20K
Molecular Weight	662.23 g/mol
Synonyms	Potassium Tetrakis(Pentafluorophenyl)Borate; Potassium Tetrakis(2,3,4,5,6-Pentafluorophenyl)Borate; K[B(C6F5)4]; KBArF; Potassium Tetrakis(Pentafluorophenyl)Boranuide; KTPFB; Potassium B(Pentafluorophenyl)4; Potassium Tetrakis(Pentafluorophenyl)Borane
EINECS	Contact for details

Quality Control

Our Potassium Tetrakis(Pentafluorophenyl)Borate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including NMR, elemental analysis, and purity assays, to ensure it meets the high standards required for catalytic applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and specific impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and must be handled under an inert atmosphere (e.g., nitrogen or argon) to prevent decomposition.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Purity (NMR)	≥ 97.0%
Potassium Content (ICP)	5.7 - 6.1%
Solubility	Soluble in common organic solvents (e.g., THF, Toluene)
Loss on Drying	≤ 2.0%

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