Description

2,2-Bis[[[Bis(2-Chloroethoxy)Phosphinyl]Oxy]Methyl]-1,3-Propanediol is a specialized organophosphorus compound with a complex, multi-functional structure. This chemical is valued for its role as a key intermediate and additive, particularly in the synthesis of advanced flame retardants and polymer modifiers. It is essential for R&D and production teams in the polymer, plastics, and specialty chemical industries seeking to enhance material properties such as fire resistance and thermal stability.

Application

• Flame Retardant Intermediate: A critical building block in the synthesis of reactive and additive halogenated phosphate ester flame retardants for polymers.
• Polymer Modification: Used to impart flame-retardant characteristics to polyurethane foams, epoxy resins, and unsaturated polyesters.
• Specialty Additive Production: Serves as a precursor for creating plasticizers and stabilizers with enhanced performance profiles.
• Research & Development: Employed in laboratories for developing new flame-retardant formulations and studying structure-property relationships.
• Textile Treatment: Can be utilized in the production of flame-retardant coatings and finishes for technical textiles.
• Electronic Materials: Potential application in flame-retardant compounds for electronic encapsulants and circuit board materials.

Basic Information

Product Name	2,2-Bis[[[Bis(2-Chloroethoxy)Phosphinyl]Oxy]Methyl]-1,3-Propanediol
CAS No.	63451-45-6
Molecular Formula	C15H28Cl4O12P2
Molecular Weight	628.10 g/mol
Synonyms	1,3-Propanediol, 2,2-bis[[[bis(2-chloroethoxy)phosphinyl]oxy]methyl]-; Pentaerythritol bis(bis(2-chloroethyl) phosphate); Bis(bis(2-chloroethoxy)phosphinyloxymethyl)propane-1,3-diol; FR C-4 (potential trade name); Tetrakis(2-chloroethyl) pentaerythritol diphosphate; Chlorinated phosphate ester derivative; Pentaerythritol diphosphate tetrachloroethyl ester
EINECS	Contact for details

Quality Control

Every batch of 2,2-Bis[[[Bis(2-Chloroethoxy)Phosphinyl]Oxy]Methyl]-1,3-Propanediol is manufactured and tested under a strict quality management system. We ensure compliance with relevant industry standards and customer-specific requirements. Comprehensive testing includes identity confirmation, purity assay, and impurity profiling. Certificates of Analysis (COA) documenting all critical parameters are provided with each shipment to guarantee traceability and product consistency.

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 heat, open flames, and incompatible materials such as strong bases and oxidizing agents. The container must be kept tightly sealed to minimize moisture absorption and prevent contamination.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Acidity (Titration)	≤ 0.1%
Density (20°C)	~1.45 g/cm³

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