Description

2,2'-Dibromo-4,4',5,5'-Tetramethylbiphenyl is a high-purity, halogenated biphenyl derivative, serving as a versatile and critical synthetic intermediate in advanced organic chemistry. Its value lies in its role as a key building block for constructing complex molecular architectures, particularly in the development of functional materials and active pharmaceutical ingredients (APIs). This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries who require reliable, high-quality intermediates for their synthesis pipelines.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs), particularly those requiring halogenated biphenyl scaffolds.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, where its bromine atoms and tetramethyl structure contribute to specific biological activity.
• Ligand & Catalyst Development: Serves as a backbone for creating specialized ligands in organometallic chemistry and catalysis, enabling more efficient synthetic transformations.
• Material Science Research: Employed in the development of organic electronic materials, such as semiconductors and light-emitting diodes (OLEDs), due to its potential for charge transport.
• Polymer Chemistry: Acts as a monomer or cross-linking agent in the synthesis of high-performance polymers with enhanced thermal stability and specific mechanical properties.
• Chemical Research & Development: A valuable reagent for academic and industrial R&D labs exploring new synthetic methodologies and constructing complex organic molecules.

Basic Information

Product Name	2,2'-Dibromo-4,4',5,5'-Tetramethylbiphenyl
CAS No.	211434-29-6
Molecular Formula	C16H16Br2
Molecular Weight	376.11 g/mol
Synonyms	4,4',5,5'-Tetramethyl-2,2'-dibromobiphenyl; 2,2'-Dibromo-4,4',5,5'-tetramethyl-1,1'-biphenyl; Biphenyl, 2,2'-dibromo-4,4',5,5'-tetramethyl-; 1,1'-Biphenyl, 2,2'-dibromo-4,4',5,5'-tetramethyl-; Tetramethyl Dibromobiphenyl
EINECS	Contact for details

Quality Control

Our 2,2'-Dibromo-4,4',5,5'-Tetramethylbiphenyl is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with each shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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