Description

Tris(Pentachlorophenyl)Phosphine CAS NO 16716-14-6 is a highly chlorinated organophosphorus compound known for its role as a versatile ligand and catalyst precursor in advanced chemical synthesis. Its value lies in its ability to facilitate challenging coupling and polymerization reactions, particularly in the production of high-performance materials. This specialty chemical is essential for R&D chemists and process engineers in the pharmaceutical, agrochemical, and advanced polymer industries seeking to develop novel compounds with enhanced properties.

Application

• As a ligand in transition metal catalysis for cross-coupling reactions (e.g., Suzuki, Heck).
• As a precursor for flame retardant additives in engineering plastics and polymers.
• In the synthesis of specialized agrochemical intermediates requiring chlorinated aromatic systems.
• For research and development of novel organophosphorus compounds in academic and industrial labs.
• As a catalyst component in polymerization processes for specialty resins.
• In the manufacture of electronic chemicals and other high-purity functional materials.

Basic Information

Product Name	Tris(Pentachlorophenyl)Phosphine
CAS No.	16716-14-6
Molecular Formula	C18Cl15P
Molecular Weight	771.13 g/mol
Synonyms	Tris(pentachlorophenyl)phosphine; Phosphorous tris(pentachlorophenol); Tris(2,3,4,5,6-pentachlorophenyl)phosphine; PCP Phosphine; Pentachlorophenylphosphine (trimeric); 2,3,4,5,6-Pentachlorophenylphosphine (trimeric); Tripentachlorophenylphosphine; NSC 163066
EINECS	240-783-6

Quality Control

Our Tris(Pentachlorophenyl)Phosphine is manufactured under strict process controls to ensure batch-to-batch consistency and high purity. Each lot undergoes rigorous analytical testing, including chromatographic and spectroscopic methods, to verify identity and assay. A comprehensive Certificate of Analysis (COA) detailing purity, physical properties, and impurity profiles is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and strong bases. The compound is moisture-sensitive; ensure containers are sealed tightly after use to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	300 - 310 °C
Loss on Drying	≤ 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.