Description

2,2-Bis(Chloromethyl)Propane-1,3-Diyl Bis(Dichlorophosphate) is a specialized organophosphorus compound that serves as a critical intermediate in advanced synthesis. Its value lies in its unique molecular structure, which is essential for constructing complex flame retardants and polymer additives. This chemical is primarily needed by manufacturers in the polymer, plastics, and specialty chemical industries for developing high-performance materials. CAS No. 5305-82-8.

Application

• As a key reactive intermediate in the synthesis of halogenated organophosphorus flame retardants.
• In the production of reactive additives for enhancing the fire resistance of epoxy resins, polyurethanes, and unsaturated polyesters.
• For the preparation of specialized plasticizers and stabilizers in polymer formulations.
• As a building block in the research and development of novel phosphorus-containing compounds for material science.
• Potential use in the synthesis of ligands for metal complexation or catalysts.
• In the manufacture of specialty chemicals for coatings and adhesives requiring flame-retardant properties.

Basic Information

Product Name	2,2-Bis(Chloromethyl)Propane-1,3-Diyl Bis(Dichlorophosphate)
CAS No.	5305-82-8
Molecular Formula	C5H8Cl6O4P2
Molecular Weight	428.77 g/mol
Synonyms	1,3-Bis(chloromethyl)-2,2-bis(chloromethyl)propane bis(dichlorophosphate); Pentacrythritol Dichloride Bis(Dichlorophosphate); Tetrakis(chloromethyl)methane Bis(Dichlorophosphate); Bis(5,5-bis(chloromethyl)-2-oxo-1,3,2-dioxaphosphorinanyl) Oxide (cyclic form); FR Intermediate; Flame Retardant Intermediate 5305-82-8
EINECS	226-155-8

Quality Control

Our 2,2-Bis(Chloromethyl)Propane-1,3-Diyl Bis(Dichlorophosphate) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including assay and impurity profiling, to ensure it meets the high standards required for industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and specific test results is provided with every shipment to guarantee traceability and consistency.

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 an inert atmosphere (e.g., nitrogen or argon) in its original packaging to prevent degradation. Keep away from heat, sparks, open flames, and incompatible materials such as strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Density (at 20°C)	~1.7 g/cm³

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