Description

Tetrabutylphosphonium Chloride is a quaternary phosphonium salt with significant utility as a versatile phase-transfer catalyst and ionic liquid precursor. Its high thermal stability and ionic nature make it a critical component in facilitating reactions between reagents in immiscible phases, enhancing reaction rates and yields. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries, where efficient synthesis and process optimization are paramount. The product is supplied under the identifier CAS NO 2304-30-5.

Application

• Phase-Transfer Catalyst (PTC): Widely employed in organic synthesis to accelerate reactions between ionic and organic reactants, such as in alkylation, esterification, and polymerization processes.
• Ionic Liquid Synthesis: Serves as a key precursor or component in the formulation of task-specific ionic liquids used as green solvents and electrolytes.
• Polymer Chemistry: Acts as a catalyst or initiator in the production of engineering plastics, epoxy resins, and other high-performance polymers.
• Pharmaceutical Intermediates: Facilitates the synthesis of complex drug molecules by improving the efficiency of key synthetic steps under mild conditions.
• Agrochemical Manufacturing: Used in the synthesis of pesticides and herbicides where phase-transfer catalysis is required for selective reactions.
• Material Science: Investigated for use in the preparation of advanced materials, including conductive polymers and nanocomposites.
• Analytical Chemistry: Can be utilized as an ion-pairing agent in chromatographic separations.

Basic Information

Product Name	Tetrabutylphosphonium Chloride
CAS No.	2304-30-5
Molecular Formula	C16H36ClP
Molecular Weight	294.88 g/mol
Synonyms	Phosphonium, tetrabutyl-, chloride; Tetra-n-butylphosphonium chloride; TBPC; TBP-Cl; Butylphosphonium chloride, tetra-; Tetrabutylphosphonium chloride; n-Tetrabutylphosphonium chloride; Tetrabutylphosphonium chloride (TBPC)
EINECS	218-961-7

Quality Control

Our Tetrabutylphosphonium Chloride is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including assay, identification, and impurity profiling, to ensure it meets the high standards required for industrial and research applications. Certificates of Analysis (COA) detailing purity, physical properties, and test results are provided with every shipment and are available upon request.

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 must be kept under dry conditions to prevent degradation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Melting Point	Contact for details
Heavy Metals	< 10 ppm

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