Description

2,2'-Dibromo-4,4'-Diiodo-1,1'-Biphenyl CAS NO 852138-93-3 is a highly functionalized biphenyl derivative, serving as a critical advanced intermediate in organic synthesis. Its unique halogenated structure makes it a valuable building block for constructing complex molecules, particularly in materials science and pharmaceutical research. This compound is essential for R&D chemists and process development scientists working on novel organic electronic materials, liquid crystals, and active pharmaceutical ingredients (APIs).

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs), especially those requiring halogenated aromatic cores.
• Organic Electronic Materials: Serves as a building block for organic semiconductors, hole-transport materials, and light-emitting diodes (OLEDs) due to its rigid, halogen-substituted biphenyl structure.
• Liquid Crystal Synthesis: Used in the development of advanced liquid crystal compounds for display technologies, where specific halogen patterns are crucial for modulating physical properties.
• Ligand and Catalyst Development: Acts as a precursor for creating specialized ligands in transition metal catalysis and organometallic chemistry.
• Polymer Chemistry: Employed as a monomer or cross-linking agent in the synthesis of high-performance polymers with enhanced thermal stability and specific electronic characteristics.
• Agrochemical Research: Intermediate in the development of novel herbicides, fungicides, and pesticides that utilize halogenated aromatic systems.

Basic Information

Product Name	2,2'-Dibromo-4,4'-Diiodo-1,1'-Biphenyl
CAS No.	852138-93-3
Molecular Formula	C12H4Br2I2
Molecular Weight	625.78 g/mol
Synonyms	[1,1'-Biphenyl]-2,2'-dibromo-4,4'-diiodo; 2,2'-Dibromo-4,4'-diiodobiphenyl; 4,4'-Diiodo-2,2'-dibromobiphenyl; Biphenyl, 2,2'-dibromo-4,4'-diiodo-; 2,2'-Dibromo-4,4'-diiodo-1,1'-biphenyl
EINECS	Contact for details

Quality Control

Our 2,2'-Dibromo-4,4'-Diiodo-1,1'-Biphenyl is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and elemental analysis, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical specifications. Our quality commitment supports applications in GMP-compliant pharmaceutical synthesis and high-precision material science research.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep the container tightly sealed in a dry environment to prevent moisture uptake. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Heavy Metals	< 20 ppm
Residual Solvents (GC)	Meets ICH guidelines
Water Content (KF)	< 0.5%

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