Description

1H-Dibenz[C,E][1,2]Oxaphosphorin, 6-[(4-Ethenylphenyl)Methyl]-, 6-Oxide is a specialized organophosphorus compound, a derivative of DOPO (9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide). This compound matters as a high-performance reactive flame retardant and a versatile chemical intermediate, offering excellent thermal stability and compatibility with various polymer matrices. It is primarily needed by manufacturers in the polymer, electronics, and advanced materials industries seeking halogen-free flame retardant solutions for engineering plastics, epoxy resins, and coatings.

Application

• As a reactive flame retardant in epoxy resin systems for printed circuit boards (PCBs) and electronic encapsulants.
• As a key monomer or additive in the synthesis of halogen-free flame-retardant polyesters, polyamides, and polyurethanes.
• For enhancing the fire resistance of engineering thermoplastics used in automotive, aerospace, and electrical components.
• As a chemical intermediate in the development of novel phosphorus-containing polymers and oligomers.
• In the formulation of flame-retardant coatings and adhesives for industrial applications.
• For research and development of new high-performance materials with improved thermal and mechanical properties.

Basic Information

Product Name	1H-Dibenz[C,E][1,2]Oxaphosphorin, 6-[(4-Ethenylphenyl)Methyl]-, 6-Oxide
CAS No.	916899-25-7
Molecular Formula	C21H17O2P
Molecular Weight	332.33 g/mol
Synonyms	6-[(4-Vinylbenzyl)]-6H-dibenz[c,e][1,2]oxaphosphorin 6-oxide; (4-Vinylbenzyl)-DOPO; DOPO derivative with vinylbenzyl group; 6-(4-Vinylbenzyl)-6H-dibenz[c,e][1,2]oxaphosphorin 6-oxide; Reactive DOPO-based flame retardant; Phosphaphenanthrene derivative; 9,10-Dihydro-9-oxa-10-phosphaphenanthrene-10-oxide derivative; V-DOPO
EINECS	Contact for details

Quality Control

Our production of 1H-Dibenz[C,E][1,2]Oxaphosphorin, 6-[(4-Ethenylphenyl)Methyl]-, 6-Oxide follows stringent quality protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques like HPLC, NMR, and GC to confirm identity, assay, and impurity profiles. Certificates of Analysis (COA) detailing all specifications are provided and can be tailored to meet specific customer or regulatory requirements.

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, sparks, and open flame. This material is moisture-sensitive; ensure containers are kept sealed to prevent absorption of water vapor from the atmosphere.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 2.0%

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