Description

2-(2-Chloroethoxy)-1,3,2-Dioxaphosphorinane-5,5-Dimethanol 2-Oxide is a specialized organophosphorus compound, primarily known as a key reactive intermediate in polymer chemistry. Its value lies in its ability to introduce flame-retardant and plasticizing properties into polymeric materials, enhancing product safety and performance. This chemical is essential for manufacturers in the polymer, textile, and specialty chemical industries seeking to develop advanced materials with improved fire resistance and flexibility.

Application

• Flame Retardant Additive: A critical intermediate for synthesizing reactive and additive flame retardants for polymers like polyurethanes, polyesters, and epoxy resins.
• Polymer Modification: Used to incorporate phosphorus-containing groups into polymer backbones, imparting flame retardancy and modifying physical properties.
• Textile Finishing: Employed in the production of flame-retardant coatings and finishes for technical textiles and fabrics.
• Specialty Plasticizer: Serves as a precursor for phosphorus-based plasticizers that offer flame retardancy alongside flexibility in PVC and other plastics.
• Cross-linking Agent: Functions as a reactive monomer in thermosetting resin systems to enhance thermal stability and fire resistance.
• Research & Development: A valuable building block in R&D for developing new flame-retardant materials and studying phosphorus chemistry.

Basic Information

Product Name	2-(2-Chloroethoxy)-1,3,2-Dioxaphosphorinane-5,5-Dimethanol 2-Oxide
CAS No.	63451-43-4
Molecular Formula	C7H14ClO6P
Molecular Weight	260.61 g/mol
Synonyms	2-(2-Chloroethoxy)-2-oxo-5,5-bis(hydroxymethyl)-1,3,2-dioxaphosphorinane; 5,5-Bis(hydroxymethyl)-2-(2-chloroethoxy)-2-oxo-1,3,2-dioxaphosphorinane; Fyrol® 6 (historic trade name); Phosphoric acid, P-[2-(2-chloroethoxy)ethyl] P,P-bis(hydroxymethyl) ester, cyclic methylene acetal; Flame Retardant FR-6 intermediate; Chloroethoxy cyclic phosphate ester
EINECS	Contact for details

Quality Control

Every batch of 2-(2-Chloroethoxy)-1,3,2-Dioxaphosphorinane-5,5-Dimethanol 2-Oxide is produced and tested under a strict quality management system to ensure consistency and reliability for industrial applications. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) detailing purity, identity, and key specifications are available upon request.

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). This product is hygroscopic (moisture-sensitive); containers must be kept tightly sealed to prevent degradation from atmospheric moisture. Keep away from strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (Karl Fischer)	≤ 1.0%
Acidity (as H3PO4)	≤ 0.5%
Chloride Content	Conforms

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