Description

Trimethylammonium Tetraphenylborate is a specialized organoboron salt with significant utility in analytical and synthetic chemistry. Its primary value lies in its role as a selective precipitating agent and phase-transfer catalyst, enabling precise separations and facilitating reactions in multi-phase systems. This compound is particularly essential for researchers and manufacturers in the pharmaceutical, agrochemical, and fine chemical sectors who require high-purity intermediates or analytical reagents.

Application

• Analytical Chemistry: Used as a selective precipitating agent for the gravimetric determination of large organic cations, including alkaloids and quaternary ammonium compounds.
• Phase-Transfer Catalysis (PTC): Facilitates reactions between reagents in immiscible solvents, crucial for alkylation, esterification, and other synthesis steps in fine chemical production.
• Pharmaceutical Intermediates: Serves as a key reagent or counterion in the synthesis and purification of active pharmaceutical ingredients (APIs), especially those containing ammonium groups.
• Ion-Pair Chromatography: Acts as an ion-pairing agent in High-Performance Liquid Chromatography (HPLC) for the separation of ionic species.
• Polymer Chemistry: Employed in the synthesis of ionic polymers or as a component in catalyst systems for polymerization reactions.
• Research & Development: A valuable tool in chemical research for studying ion-exchange processes, membrane transport, and as a standard in spectroscopic analysis.

Basic Information

Product Name	Trimethylammonium Tetraphenylborate
CAS No.	51016-92-3
Molecular Formula	C27H30BN
Molecular Weight	379.34 g/mol
Synonyms	Trimethylammonium Tetraphenylborate; Tetraphenylborate Trimethylammonium Salt; N,N,N-Trimethylmethanaminium Tetraphenylborate; Trimethylammonium Tetraphenylboron; Trimethylammonium B(C6H5)4; TMA-TPB; Trimethylammonium TPB; Tetraphenylboric Acid Trimethylammonium Salt
EINECS	Contact for details

Quality Control

Our Trimethylammonium Tetraphenylborate is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including assay by titration, identification by infrared spectroscopy (IR), and determination of key impurities, to ensure it meets high-purity standards suitable for research and industrial applications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and consistent quality.

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 product is hygroscopic (moisture-sensitive) and must be kept under dry, inert conditions to prevent degradation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (Titration)	≥ 98.0 %
Loss on Drying	≤ 2.0 %
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 0.1 %

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