Description

Tetraphenylphosphonium Chloride is a versatile organophosphonium salt widely used as a phase-transfer catalyst and a key reagent in organic synthesis. Its primary value lies in its ability to facilitate reactions between reagents in immiscible phases, significantly improving yields and reaction rates in critical industrial processes. This compound is essential for manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and specialty chemical sectors seeking efficient synthesis pathways.

Application

• Phase-Transfer Catalyst (PTC): A highly effective catalyst for nucleophilic substitution, oxidation, and polymerization reactions, particularly in two-phase systems.
• Pharmaceutical Intermediate: Used in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Polymerization Initiator: Serves as a catalyst or co-catalyst in the production of specific polymers and resins.
• Agrochemical Synthesis: Employed in the manufacture of pesticides, herbicides, and other crop protection agents.
• Organic Synthesis Reagent: A valuable reagent for generating ylides in Wittig reactions and for other carbon-carbon bond forming processes.
• Electrolyte Additive: Investigated for use in battery electrolytes and electrochemical applications.
• Analytical Chemistry: Used as a standard or reagent in certain analytical methodologies.
• Material Science Research: A precursor for creating phosphonium-based ionic liquids and advanced materials.

Basic Information

Product Name	Tetraphenylphosphonium Chloride
CAS No.	2001-45-8
Molecular Formula	C24H20ClP
Molecular Weight	374.84 g/mol
Synonyms	Tetraphenylphosphonium chloride; Phosphonium, tetraphenyl-, chloride; TPPCl; Tetraphenylphosphochloride; Cloruro de tetrafenilfosfonio (Spanish); Chlorure de tétraphénylphosphonium (French); Tetraphenylphosphoniumchlorid (German); (Tetraphenylphosphonio)chloride
EINECS	217-888-7

Quality Control

Our Tetraphenylphosphonium Chloride is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets stringent specifications for use in sensitive applications like pharmaceutical synthesis. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept in a dry environment to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	270 - 275 °C
Loss on Drying	≤ 1.0 %
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.