Description

Phosphoric Acid 2,2-Dichloroethenyl 2,3-Dichloropropylethyl Ester is a specialized organophosphorus compound primarily valued for its role as a chemical intermediate and flame retardant precursor. Its molecular structure, featuring multiple chlorine substituents, imparts properties useful in the synthesis of more complex, high-performance materials. This product is essential for manufacturers in the polymer and agrochemical sectors seeking to develop products with enhanced fire resistance or specific biological activity. We supply this high-purity intermediate to support advanced research and industrial production processes globally.

Application

• Flame Retardant Intermediate: A key precursor in the synthesis of advanced halogenated phosphate ester flame retardants for plastics, textiles, and coatings.
• Polymer Additive Synthesis: Used in manufacturing specialized plasticizers and stabilizers to improve the properties of engineering polymers.
• Agrochemical Intermediate: Serves as a building block in the production of certain organophosphate insecticides and herbicides.
• Chemical Research & Development: Employed in R&D laboratories for developing novel compounds with specific functional properties.
• Lubricant Additive Component: Can be utilized in formulating extreme-pressure additives for industrial lubricants.

Basic Information

Item	Detail
Product Name	Phosphoric Acid 2,2-Dichloroethenyl 2,3-Dichloropropylethyl Ester
CAS No.	3309-67-9
Molecular Formula	C7H10Cl4O4P
Molecular Weight	338.93 g/mol
Synonyms	2,2-Dichloroethenyl 2,3-dichloropropyl ethyl phosphate; Ethyl 2,2-dichlorovinyl 2,3-dichloropropyl phosphate; Phosphoric acid, 2,2-dichloroethenyl 2,3-dichloropropylethyl ester; NSC 525058; 2,3-Dichloropropyl ethyl 2,2-dichlorovinyl phosphate; Ethyl dichlorovinyl dichloropropyl phosphate; VC (as a flame retardant component abbreviation); Contact for details on trade names.
EINECS	Contact for details

Quality Control

Every batch of Phosphoric Acid 2,2-Dichloroethenyl 2,3-Dichloropropylethyl Ester is produced 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. A Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee traceability and consistent quality.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong bases and organic solvents. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to minimize moisture absorption and maintain product integrity.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Density (at 20°C)	~1.45 g/cm³
Refractive Index (n20D)	~1.480 - 1.490

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