Description

1,1'-Biphenyl, 4,4'-Bis(Dibromomethyl)- CAS NO 15107-31-0 is a specialized brominated biphenyl derivative, serving as a versatile and highly effective bromine donor and flame retardant intermediate. Its core value lies in its ability to impart significant flame retardancy to various polymer matrices, enhancing material safety and compliance with stringent fire safety regulations. This compound is essential for manufacturers in the polymer, plastics, and specialty chemical industries seeking to develop flame-retardant materials for electronics, construction, and textiles.

Application

• As a key reactive intermediate in the synthesis of advanced, high-performance flame retardants for engineering plastics.
• Incorporation into thermoplastic polymers such as polycarbonate (PC), acrylonitrile butadiene styrene (ABS), and their blends to improve fire resistance.
• Use in thermoset resins, including epoxy and unsaturated polyester resins, for applications in printed circuit boards (PCBs) and composite materials.
• Formulation of flame-retardant additives for textile back-coatings and synthetic fibers.
• Potential use as a building block in organic synthesis for pharmaceuticals and agrochemicals, leveraging its biphenyl core.
• Research and development of novel polymeric materials with enhanced thermal stability and flame-retardant properties.

Basic Information

Product Name	1,1'-Biphenyl, 4,4'-Bis(Dibromomethyl)-
CAS No.	15107-31-0
Molecular Formula	C₁₄H₁₀Br₄
Molecular Weight	505.85 g/mol
Synonyms	4,4'-Bis(dibromomethyl)-1,1'-biphenyl; 4,4'-Bis(dibromomethyl)biphenyl; Tetrabromoxylene (TBX) derivative; 1,1'-Biphenyl, 4,4'-bis(dibromomethyl)-; Biphenyl-4,4'-diylbis(dibromomethane); Flame Retardant BPC; FR-BPC; NSC 403107
EINECS	Contact for details

Quality Control

Our production of 1,1'-Biphenyl, 4,4'-Bis(Dibromomethyl)- adheres to a stringent quality management system to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including HPLC, GC, and NMR to verify identity and assay. Certificates of Analysis (COA) detailing purity, moisture content, and residual solvent levels are provided with every shipment, ensuring full traceability and compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be opaque or stored in darkness.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	285 - 295 °C
Loss on Drying	≤ 0.5%
Residual Solvents (GC)	Meets ICH guidelines
Heavy Metals	≤ 20 ppm

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