Description

4,4'-Isopropylidenebis[2-(2,6-Dibromophenoxy)Ethanol] is a high-purity brominated aromatic compound, widely recognized as a highly effective flame retardant intermediate and reactive modifier. Its molecular structure provides excellent thermal stability and compatibility with various polymer matrices, making it a critical component for enhancing fire safety. This product is essential for manufacturers in the polymer, electronics, and construction material industries seeking to meet stringent international fire safety regulations.

Application

• As a key reactive intermediate in the synthesis of advanced brominated flame retardants (BFRs) for engineering plastics.
• Incorporation as a flame-retardant additive in epoxy resin systems for printed circuit boards and electronic encapsulants.
• Use as a reactive modifier in polycarbonate, polyester, and polyurethane formulations to improve fire resistance.
• Application in the production of fire-resistant coatings, adhesives, and sealants for the construction industry.
• Utilization in research and development for novel polymeric materials with enhanced thermal and flame-retardant properties.
• Potential use as a standard or reference material in analytical laboratories for quality control of flame-retardant compounds.

Basic Information

Product Name	4,4'-Isopropylidenebis[2-(2,6-Dibromophenoxy)Ethanol]
CAS No.	4162-45-2
Molecular Formula	C19H18Br4O4
Molecular Weight	659.87 g/mol
Synonyms	2,2-Bis[4-(2,3-dibromopropoxy)-3,5-dibromophenyl]propane (alternative nomenclature); Tetrabromobisphenol A bis(2,3-dibromopropyl ether); TBBPA-BDBPE; FR-720; Saytex HP-7010; Great Lakes BA-59; Brominated flame retardant intermediate; 1,1'-(Isopropylidene)bis[3,5-dibromo-4-(2,3-dibromopropoxy)benzene]
EINECS	224-016-4

Quality Control

Our production of 4,4'-Isopropylidenebis[2-(2,6-Dibromophenoxy)Ethanol] adheres to a strict quality management system to ensure batch-to-batch consistency and high purity. The product is manufactured and tested in compliance with relevant industry standards. Comprehensive analytical testing, including HPLC for assay and purity, is performed. Certificates of Analysis (COA) detailing all specification parameters are provided with each shipment to guarantee product integrity for your formulations.

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 oxidizers, strong acids, and strong bases. The product is stable under recommended conditions.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	105 - 115 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Bromine Content	Contact for details

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