Description

6H-Dibenz(C,E)(1,2)Oxaphosphorin-6-Methanol 6-Oxide is a high-performance organophosphorus compound widely recognized for its role as a reactive flame retardant and a key intermediate in polymer synthesis. Its primary commercial value lies in its ability to impart excellent flame-retardant properties to various polymer matrices without significantly compromising other material characteristics. This product is essential for manufacturers in the plastics, textiles, and electronics industries seeking to enhance the fire safety of their materials while meeting stringent global regulatory standards.

Application

• As a reactive flame retardant in epoxy resins, polyurethanes, and unsaturated polyesters for composites and coatings.
• As a key chemical intermediate for synthesizing advanced phosphorus-containing polymers with enhanced thermal stability.
• In the production of flame-retardant textiles and fibers for protective clothing and home furnishings.
• For formulating fire-safe engineering plastics used in electrical and electronic components (E&E).
• As an additive in intumescent coating systems to provide passive fire protection for structural steel.
• In research and development of novel halogen-free flame retardant solutions to meet evolving environmental regulations.

Basic Information

Product Name	6H-Dibenz(C,E)(1,2)Oxaphosphorin-6-Methanol 6-Oxide
CAS No.	35948-26-6
Molecular Formula	C₁₃H₁₁O₃P
Molecular Weight	246.20 g/mol
Synonyms	DOPO-Methanol; 9,10-Dihydro-9-oxa-10-phosphaphenanthrene-10-oxide-10-methanol; 6-Hydroxymethyl-6H-dibenz[c,e][1,2]oxaphosphorin 6-oxide; DOPO-CH2OH; FR-DOPO-M; 1-Hydroxymethyl-3,4-epoxy-1-phospha-2-oxa-3,4-dihydrophenanthrene 1-oxide; Reactive DOPO derivative; HCA-HQ
EINECS	Contact for details

Quality Control

Our production of 6H-Dibenz(C,E)(1,2)Oxaphosphorin-6-Methanol 6-Oxide adheres to a strict quality management system to ensure batch-to-batch consistency and high purity. The product undergoes rigorous analytical testing, including HPLC for assay and impurity profiling, to meet precise customer specifications. A comprehensive Certificate of Analysis (COA) detailing purity, melting point, and other critical parameters is provided with each shipment to support your quality assurance protocols.

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 oxidizing agents and moisture. For long-term storage, consider using an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	118 - 122 °C
Loss on Drying	≤ 0.5%
Phosphorus Content	12.0 - 13.0%

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