Description

2,2',3,3',5,5',6,6'-Octabromo-4-Phenoxy-1,1'-Biphenyl is a highly brominated aromatic compound, specifically engineered as a high-performance flame retardant additive. Its core value lies in its exceptional thermal stability and efficiency in suppressing combustion, making it a critical component for enhancing fire safety in polymer materials. This product is essential for manufacturers in the plastics, electronics, and construction industries seeking to meet stringent international fire safety regulations without compromising material integrity.

Application

• Primary flame retardant for engineering thermoplastics such as PBT (Polybutylene Terephthalate), PET (Polyethylene Terephthalate), and polyamides (nylons).
• Additive for thermosetting resins used in printed circuit boards and electronic encapsulants to achieve UL 94 V-0 ratings.
• Flame retardant component in wire and cable insulation and jacketing compounds.
• Used in synthetic fibers and textiles to impart flame-resistant properties.
• Additive for high-impact polystyrene (HIPS) and ABS (Acrylonitrile Butadiene Styrene) used in appliance housings.
• Flame retardant for adhesives, sealants, and coatings in construction materials.

Basic Information

Product Name	2,2',3,3',5,5',6,6'-Octabromo-4-Phenoxy-1,1'-Biphenyl
CAS No.	83929-69-5
Molecular Formula	C18H6Br8O
Molecular Weight	897.36 g/mol
Synonyms	Octabromodiphenyl Ether (OBDE); 1,1'-Biphenyl, 2,2',3,3',5,5',6,6'-octabromo-4-phenoxy-; Phenol, 2,3,4,5,6-pentabromo-, 4-(2,3,4,5,6-pentabromophenyl) ether; Decabromodiphenyl Ether alternative; Brominated flame retardant BFR-8; OBDPE; Octabrominated diphenyl ether
EINECS	Contact for details

Quality Control

Our 2,2',3,3',5,5',6,6'-Octabromo-4-Phenoxy-1,1'-Biphenyl is manufactured under a strict quality management system to ensure batch-to-batch consistency and high purity. All products undergo rigorous quality testing, including assay, impurity profiling, and physical property verification, to ensure compliance with industry standards. Certificates of Analysis (COA) detailing purity, bromine content, and thermal stability are available upon request. We support compliance with relevant global regulations, including REACH and RoHS directives.

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. Ensure the container is kept tightly sealed to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Bromine Content	≥ 71.0%
Melting Point	300 - 350 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Particle Size (D50)	Contact for details

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