Description

Phosphonitrilic Chloride-n-Propylester is a specialized organophosphorus compound that serves as a versatile intermediate in advanced chemical synthesis. Its value lies in its unique cyclic phosphazene structure, which provides a reactive platform for creating high-performance materials with tailored properties. This chemical is essential for R&D and production in industries focused on flame retardants, specialty polymers, and high-temperature lubricants, where precise molecular architecture is critical.

Application

• Flame Retardant Synthon: A key reactive intermediate for synthesizing advanced, halogen-free flame retardants used in engineering plastics, textiles, and epoxy resins.
• Specialty Polymer Precursor: Used in the production of polyphosphazenes and other high-performance polymers with applications in aerospace, automotive, and biomedical materials.
• Lubricant & Grease Additive: Imparts extreme pressure (EP) and anti-wear properties, as well as thermal stability, to synthetic lubricants and high-temperature greases.
• Chemical Intermediate: Serves as a building block in organic synthesis for pharmaceuticals, agrochemicals, and liquid crystal materials.
• Crosslinking Agent: Used in the curing and crosslinking of elastomers and resins to enhance their mechanical and thermal properties.
• Catalyst & Ligand Component: Employed in the preparation of catalysts and metal-organic frameworks (MOFs) for specialized chemical processes.

Basic Information

Product Name	Phosphonitrilic Chloride-n-Propylester
CAS No.	5116-77-8
Molecular Formula	C9H18Cl3N3O3P3
Molecular Weight	438.55 g/mol
Synonyms	Hexakis(propoxy)cyclotriphosphazene; Propoxyphosphazene Trimer; Cyclotriphosphazene, hexapropoxy-; PN Propyl Ester; Phosphonitrilic Chloride Propyl Ester; 2,2,4,4,6,6-Hexapropoxy-1,3,5,2,4,6-triazatriphosphorine; Hexapropoxycyclotriphosphazene; NSC 163081
EINECS	225-863-4

Quality Control

Our Phosphonitrilic Chloride-n-Propylester is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. Production adheres to ISO 9001 quality management standards. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles, available upon request to support your quality assurance and regulatory needs.

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). Keep away from strong acids and organic solvents. The container must be kept tightly sealed due to the compound's sensitivity to moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Chloride Content	≤ 1.0%

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