Description

3,3',5,5'-Tetrabromobiphenyl is a halogenated aromatic compound of significant industrial interest. This high-purity brominated intermediate is valued for its role in imparting flame retardancy and modifying material properties. It serves as a critical building block for researchers and manufacturers in the polymer and specialty chemical sectors. Our supply ensures consistent quality and reliable availability for your advanced material development needs.

Application

• Flame Retardant Intermediate: A key precursor in the synthesis of advanced brominated flame retardants (BFRs) for engineering plastics and polymers.
• Polymer Additive Synthesis: Used to create reactive or additive flame retardants for applications in electronics, construction, and automotive materials.
• Chemical Research & Development: Serves as a versatile building block in organic synthesis for novel brominated compounds.
• Standard Reference Material: Employed in analytical and environmental laboratories for calibration and testing related to brominated biphenyls.
• Specialty Material Production: Utilized in the development of materials requiring specific bromine content for tailored thermal or electronic properties.

Basic Information

Product Name	3,3',5,5'-Tetrabromobiphenyl
CAS No.	16400-50-3
Molecular Formula	C12H6Br4
Molecular Weight	485.79 g/mol
Synonyms	1,1'-Biphenyl, 3,3',5,5'-tetrabromo-; Tetrabromobiphenyl; 3,3',5,5'-TBB; TBBP (Tetrabromobiphenyl); Biphenyl, 3,3',5,5'-tetrabromo-; NSC 89286; 2,2',4,4'-Tetrabromo-1,1'-biphenyl (isomer); Firemaster BP4A (related commercial mixture)
EINECS	240-450-2

Quality Control

Our 3,3',5,5'-Tetrabromobiphenyl is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise specifications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment, guaranteeing traceability and compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from strong acids and organic solvents. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to prevent contamination.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	178°C - 182°C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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