Description

2,2',3,4,4'-Pentabromo-5,6-Difluorodiphenyl Ether is a halogenated aromatic ether compound with the CAS registry number 886748-33-0. This specialty brominated and fluorinated intermediate is valued for its role in the synthesis of advanced flame retardants and high-performance polymers. It is primarily required by R&D laboratories and chemical manufacturers in the polymer additives, electronics, and specialty materials sectors.

Application

• Flame Retardant Synthon: A key intermediate in the synthesis of novel, high-efficiency brominated flame retardants for engineering plastics and thermoset resins.
• Polymer Modification: Used in the development of halogenated polymers with enhanced fire resistance, thermal stability, and chemical inertness.
• Electronic Materials: Serves as a precursor for compounds used in flame-retardant coatings and encapsulants for electronic components and circuit boards.
• Research & Development: A valuable building block in organic synthesis and materials science research for creating new halogenated aromatic systems.
• Specialty Additives: Potential use in formulating specialty additives where combined bromine and fluorine impart specific performance properties.

Basic Information

Product Name	2,2',3,4,4'-Pentabromo-5,6-Difluorodiphenyl Ether
CAS No.	886748-33-0
Molecular Formula	C12H3Br5F2O
Molecular Weight	604.57 g/mol
Synonyms	Pentabromodifluorodiphenyl Ether; 1,2-Difluoro-3,4,5,6-tetrabromodiphenyl Ether (isomer); 5,6-Difluoro-2,2',3,4,4'-pentabromodiphenyl Ether; BDE-209 Derivative; Halogenated Diphenyl Ether; Brominated Flame Retardant Intermediate; PBDFE
EINECS	Contact for details

Quality Control

Our 2,2',3,4,4'-Pentabromo-5,6-Difluorodiphenyl Ether is produced under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing specifications such as assay (by HPLC), melting point, and impurity profiles is provided with every shipment to guarantee it meets your research or production 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 strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 20 ppm

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