Description

Sodium Tetraphenylboron is an organoboron salt widely recognized for its utility as a selective precipitating and complexing agent. Its primary commercial value lies in its ability to quantitatively precipitate large cations, particularly potassium and ammonium ions, making it indispensable for analytical and purification processes. This compound is essential for industries and research laboratories involved in pharmaceutical analysis, ion-selective electrode manufacturing, and the synthesis of specialty chemicals.

Application

• Analytical Chemistry: Used as a titrant and precipitating agent for the gravimetric and volumetric determination of potassium, ammonium, rubidium, and cesium ions.
• Pharmaceutical Manufacturing: Employed in the purification and isolation of pharmaceutical amines and alkaloids through selective precipitation.
• Sensor Technology: A key component in the fabrication of ion-selective electrodes (ISEs) for potassium detection.
• Chemical Synthesis: Serves as a phenylating agent and a precursor for the synthesis of other tetraphenylboron salts and organometallic compounds.
• Catalysis: Acts as a co-catalyst or anionic component in various polymerization and organic transformation reactions.
• Water Treatment & Analysis: Applied in methods for determining ammonium ion concentrations in environmental and industrial water samples.

Basic Information

Product Name	Sodium Tetraphenylboron
CAS No.	143-66-8
Molecular Formula	NaB(C6H5)4 or C24H20BNa
Molecular Weight	342.22 g/mol
Synonyms	Sodium Tetraphenylborate; Tetraphenylboron Sodium Salt; NaTPB; Kalignost; Natriumtetraphenylborat; Sodium Tetraphenyl Boron; TPB-Na; Tetraphenyl Sodium Borate
EINECS	205-605-5

Quality Control

Our Sodium Tetraphenylboron is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets high-purity standards suitable for analytical and synthetic applications. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming specifications for assay, solubility, and impurity profiles.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and light-sensitive (store away from light); prolonged exposure to air, moisture, or light should be avoided to maintain stability and performance.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 99.0%
Solubility (in water)	Clear, colorless solution
Loss on Drying	≤ 0.5%
Heavy Metals (as Pb)	≤ 10 ppm

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