Description

2,2',3,4,4',5,5'-Heptabromobiphenyl is a highly brominated derivative of biphenyl, characterized by its specific hepta-substitution pattern. This compound is valued for its role as a key intermediate and reference standard in advanced chemical synthesis and environmental analysis. It is primarily required by research institutions and industrial laboratories focused on flame retardant development, environmental fate studies of persistent organic pollutants (POPs), and analytical method validation.

Application

• Flame Retardant Research & Development: Serves as a critical intermediate or model compound in the synthesis and study of novel brominated flame retardants (BFRs).
• Environmental Analysis & Monitoring: Used as an analytical reference standard for the detection and quantification of polybrominated biphenyls (PBBs) in environmental, food, and biological samples.
• Toxicological & Fate Studies: Employed in scientific research to investigate the environmental persistence, bioaccumulation, and toxicological profile of brominated aromatic compounds.
• Chemical Synthesis Intermediate: Acts as a specialized building block for the preparation of more complex, highly brominated organic molecules for advanced material science.
• Regulatory Compliance Testing: Utilized by testing laboratories to validate analytical methods for compliance with international regulations concerning POPs and restricted substances.
• Academic & Industrial Research: Supports fundamental chemical research in universities and corporate R&D centers studying halogenated organic chemistry.

Basic Information

Product Name	2,2',3,4,4',5,5'-Heptabromobiphenyl
CAS No.	67733-52-2
Molecular Formula	C₁₂H₃Br₇
Molecular Weight	677.16 g/mol
Synonyms	Heptabromobiphenyl; 2,2',3,4,4',5,5'-Heptabromo-1,1'-biphenyl; PBB 180; 1,1'-Biphenyl, 2,2',3,4,4',5,5'-heptabromo-; BZ 180; NSC 89389; HeptaBDE (historical/related class); Heptabrominated biphenyl
EINECS	Contact for details

Quality Control

Our 2,2',3,4,4',5,5'-Heptabromobiphenyl is produced and handled under strict quality management protocols to ensure batch-to-batch consistency and high purity for research applications. Each lot is characterized using advanced analytical techniques, including HPLC, GC-MS, and NMR spectroscopy. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your research integrity and regulatory documentation needs.

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 and incompatible materials. For long-term storage under inert atmosphere, please contact us for specific recommendations.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95% (Research Grade)
Purity (GC)	≥ 95%
Melting Point	Contact for details
Heavy Metals	< 20 ppm
Loss on Drying	< 0.5%

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