Description

2,2'-Methylenebis[4,6-Dibromophenol] is a high-purity brominated phenolic compound, widely recognized for its effectiveness as a flame retardant and intermediate in advanced material synthesis. Its primary commercial value lies in enhancing the fire safety and thermal stability of polymers and resins without significantly compromising their physical properties. This product is essential for manufacturers in the plastics, electronics, and construction materials industries seeking reliable, high-performance additive solutions.

Application

• As a reactive or additive flame retardant in engineering thermoplastics (e.g., PBT, PET, polyamides).
• Key intermediate in the synthesis of advanced epoxy resins and phenolic resins with enhanced fire resistance.
• Used in the formulation of flame-retardant coatings and adhesives for electronic components and circuit boards.
• Incorporated into polyurethane foams and insulation materials for the construction and appliance industries.
• Employed in the production of fire-resistant textiles and composite materials.
• Potential use as a stabilizer or intermediate in specialty chemical synthesis for agrochemicals or pharmaceuticals.

Basic Information

Product Name	2,2'-Methylenebis[4,6-Dibromophenol]
CAS No.	57863-93-1
Molecular Formula	C13H8Br4O2
Molecular Weight	561.73 g/mol
Synonyms	2,2'-Methylenebis(4,6-dibromophenol); 4,4'-Methylenebis(2,6-dibromophenol); Tetrabromobisphenol A Derivative; FR-1524; Brominated bisphenol; Phenol, 2,2'-methylenebis[4,6-dibromo-; 1,3-Dibromo-2-[2-hydroxy-3,5-dibromobenzyl]benzene-4,6-diol
EINECS	Contact for details

Quality Control

Our 2,2'-Methylenebis[4,6-Dibromophenol] is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including assay, impurity profiling, and confirmation of identity, to ensure it meets precise customer specifications and industry standards. A comprehensive Certificate of Analysis (COA) detailing purity, physical characteristics, and test results is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, open flames, and incompatible materials. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	180 - 185 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Bromine Content	56.0 - 57.5%

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