Description

5,5'-Diiodo-2,2'-bipyridine is a halogenated bipyridine derivative that serves as a versatile and critical building block in advanced chemical synthesis. Its value lies in its rigid, electron-deficient aromatic structure and the reactivity of its iodine substituents, making it an essential precursor for constructing complex molecular architectures. This compound is primarily needed by researchers and manufacturers in the fields of pharmaceutical development, materials science, and coordination chemistry, where it is used to create ligands, catalysts, and functional organic materials.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for metal-based therapeutics and diagnostic agents.
• Ligand Synthesis: Used to prepare sophisticated polydentate ligands for catalysis and metal-organic frameworks (MOFs), leveraging its bipyridine core for metal coordination.
• Organic Electronic Materials: Acts as a building block for constructing conjugated polymers and small molecules used in organic light-emitting diodes (OLEDs) and photovoltaic cells.
• Cross-Coupling Reactions: The iodine atoms are excellent substrates for palladium-catalyzed cross-coupling reactions (e.g., Suzuki, Sonogashira) to create complex biaryl and extended π-systems.
• Chemical Research: Employed in academic and industrial R&D for developing new synthetic methodologies and studying charge-transfer complexes.
• Coordination Chemistry: Forms complexes with various transition metals, useful in creating catalysts for organic transformations and photochemical applications.

Basic Information

Product Name	5,5'-Diiodo-2,2'-Bipyridine
CAS No.	209624-09-9
Molecular Formula	C10H6I2N2
Molecular Weight	431.97 g/mol
Synonyms	5,5'-Diiodo-2,2'-dipyridyl; 2,2'-Bipyridine, 5,5'-diiodo-; 5,5'-Diiodo-2,2'-bipyridyl; Diiodobipyridine; 5,5'-Diiodo-2,2'-bipy; 5,5'-Bis(iodo)-2,2'-bipyridine
EINECS	Contact for details

Quality Control

Our 5,5'-Diiodo-2,2'-bipyridine is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and elemental analysis, to ensure high purity and batch-to-batch consistency. Certificates of Analysis (COA) documenting identity, purity, and impurity profiles are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Keep away from incompatible materials. Due to its light-sensitive nature, handling should be minimized under direct light to preserve stability.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Heavy Metals	< 20 ppm
Residue on Ignition	< 0.1%

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