Description

2,2',3,4',5-Pentabromo-1,1'-Biphenyl CAS NO 73141-48-7 is a high-purity, polybrominated biphenyl (PBB) derivative characterized by its specific bromination pattern. This compound is valued for its role as a key synthetic intermediate and a potential reference standard in analytical chemistry. It is primarily required by research institutions and industrial R&D departments focused on advanced material science, flame retardant studies, and environmental analysis. Its defined structure makes it essential for method development and quality control protocols.

Application

• Chemical Intermediate: Serves as a crucial building block in the synthesis of more complex brominated aromatic compounds for specialized applications.
• Flame Retardant Research: Used in R&D to study structure-property relationships and the efficacy of specific brominated compounds as flame retardant additives.
• Analytical Reference Standard: Employed as a high-purity standard for calibrating equipment and developing analytical methods (e.g., GC-MS, HPLC) to detect and quantify brominated aromatics.
• Environmental Testing: Acts as a reference material in environmental monitoring and analysis for persistent organic pollutants (POPs) and related brominated compounds.
• Material Science: Investigated for potential use in the development of specialized polymers and electronic materials where bromine incorporation is desired.
• Toxicology & Safety Studies: Utilized as a defined substance in research concerning the environmental fate and toxicological profile of brominated biphenyls.

Basic Information

Product Name	2,2',3,4',5-Pentabromo-1,1'-Biphenyl
CAS No.	73141-48-7
Molecular Formula	C₁₂H₅Br₅
Molecular Weight	588.61 g/mol
Synonyms	1,1'-Biphenyl, 2,2',3,4',5-pentabromo-; Pentabromobiphenyl; 2,2',3,4',5-Pentabromobiphenyl; 2,2',3,4',5-Pentabromodiphenyl; PBB 103; Biphenyl, pentabromo derivative; NSC 89299
EINECS	Contact for details

Quality Control

Our 2,2',3,4',5-Pentabromo-1,1'-Biphenyl is manufactured under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets precise customer specifications and high-grade research standards. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (typically 15-25°C). Keep away from incompatible materials and sources of heat. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Area %)
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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