Description

M,M'-Diiodobiphenyl is a high-purity, specialty organic compound featuring two iodine atoms in the meta positions of a biphenyl core. This specific substitution pattern makes it a valuable and versatile building block in advanced organic synthesis and materials science research. It is particularly sought after by R&D chemists and process engineers in the pharmaceutical, agrochemical, and electronics industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of active pharmaceutical ingredients (APIs), especially for compounds requiring halogenated aromatic systems.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and pesticides where the diiodobiphenyl moiety contributes to biological activity.
• Liquid Crystal & OLED Materials: Acts as a core unit in the production of advanced organic electronic materials, including liquid crystal displays (LCDs) and organic light-emitting diodes (OLEDs).
• Polymer & Resin Modifier: Incorporated into polymer chains to alter physical properties such as thermal stability, refractive index, or flame retardancy.
• Cross-Coupling Reactions: An essential substrate in palladium-catalyzed cross-coupling reactions (e.g., Suzuki, Stille, Negishi) for creating complex biaryl structures.
• Research & Development: Employed in academic and industrial R&D labs for exploring new synthetic methodologies and creating novel functional materials.

Basic Information

Product Name	M,M'-Diiodobiphenyl
CAS No.	31037-00-0
Molecular Formula	C12H8I2
Molecular Weight	405.99 g/mol
Synonyms	3,3'-Diiodo-1,1'-biphenyl; 3,3'-Diiodobiphenyl; Diiodobiphenyl; Biphenyl, 3,3'-diiodo-; 1,1'-Biphenyl, 3,3'-diiodo-; m,m'-Diiodobiphenyl; 3-Iodophenyl iodide
EINECS	Contact for details

Quality Control

Our M,M'-Diiodobiphenyl is manufactured under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via FT-IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial synthesis. A detailed Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability, consistency, and reliability for your critical processes.

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. 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
Heavy Metals	< 10 ppm
Residue on Ignition	< 0.1%

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