Description

4-Bromo-4'-Iodobiphenyl is a high-purity halogenated biphenyl derivative, serving as a critical synthetic intermediate in advanced organic chemistry. Its value lies in the strategic positioning of halogen atoms on the biphenyl core, enabling selective cross-coupling reactions for constructing complex molecular architectures. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and materials science industries developing novel active ingredients and functional organic materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates via Suzuki, Stille, or other palladium-catalyzed cross-coupling reactions.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and pesticides that require a functionalized biphenyl scaffold.
• Liquid Crystal & OLED Materials: Serves as a precursor for the synthesis of organic semiconductors, liquid crystal compounds, and emissive layers in organic light-emitting diodes (OLEDs).
• Polymer Chemistry: Acts as a monomer or chain extender in the creation of specialty polymers and high-performance plastics with tailored thermal and optical properties.
• Ligand & Catalyst Development: Utilized to synthesize novel phosphine or N-heterocyclic carbene (NHC) ligands for asymmetric catalysis and transition metal complexes.
• Chemical Research: A versatile reagent in academic and industrial R&D for exploring new organic transformations and constructing complex polycyclic aromatic systems.

Basic Information

Item	Details
Product Name	4-Bromo-4'-Iodobiphenyl
CAS No.	105946-82-5
Molecular Formula	C12H8BrI
Molecular Weight	358.99 g/mol
Synonyms	4-Bromo-4'-iodo-1,1'-biphenyl; 1-Bromo-4-(4-iodophenyl)benzene; p-Bromophenyl-p-iodobenzene; 4'-Iodo-4-bromobiphenyl; [1,1'-Biphenyl]-4-bromo-4'-iodo-; 4-(4-Bromophenyl)iodobenzene
EINECS	Contact for details

Quality Control

Our 4-Bromo-4'-Iodobiphenyl is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and elemental analysis, to ensure high chemical purity and identity confirmation. We provide a detailed Certificate of Analysis (COA) with every shipment, guaranteeing traceability and compliance with your research or production specifications.

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 and should be handled under appropriate conditions to maintain stability.

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%
Heavy Metals	≤ 20 ppm

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