Description

Potassium Tetrakis(4-Biphenylyl)Borate is a specialized organoborate salt, valued for its role as a non-coordinating anion in advanced material synthesis and catalysis. Its primary commercial significance lies in facilitating highly efficient chemical reactions by stabilizing cationic intermediates without interfering with the catalytic cycle. This compound is essential for researchers and manufacturers in the organic electronics, photoredox catalysis, and polymer chemistry sectors, where precise control over reaction pathways is critical.

Application

• As a non-coordinating counterion in the synthesis of cationic organometallic catalysts and photoinitiators.
• Key component in electroluminescent materials for Organic Light-Emitting Diodes (OLEDs) and other organic electronic devices.
• Used in polymerization initiators and as an additive for controlling polymer tacticity and molecular weight.
• Employed in photoredox catalytic systems for organic synthesis under mild conditions.
• As a supporting electrolyte or dopant in electrochemical applications and conductive polymers.
• Research reagent for studying cation-π interactions and developing novel supramolecular architectures.

Basic Information

Product Name	Potassium Tetrakis(4-Biphenylyl)Borate
CAS No.	400762-49-4
Molecular Formula	C48H32BK
Molecular Weight	658.68 g/mol
Synonyms	Potassium Tetrakis([1,1'-biphenyl]-4-yl)borate; Tetrakis(4-biphenylyl)borate Potassium Salt; Potassium Tetraphenylborate (4-Biphenylyl) Derivative; K[B(C6H4-C6H5)4]; Biphenyl-Substituted Potassium Tetraphenylborate; Potassium (4-Phenylphenyl)borate Tetramer; Organoborate Salt KTB; Potassium Tetrakis(4-phenylphenyl)borate
EINECS	Contact for details

Quality Control

Our Potassium Tetrakis(4-Biphenylyl)Borate is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC, NMR, and elemental analysis, to verify identity, potency, and impurity profiles. Certificates of Analysis (COA) detailing all specifications are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed in a dry environment to prevent moisture absorption and degradation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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