2,2'-Biquinoline (CAS 119-91-5): A Practical Ligand Choice for Coordination and Materials Applications

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Author : Nina He
Update time : 2026-04-22 17:33:18

2,2-Biquinoline (CAS: 119-91-5) is a well-established bidentate ligand widely used in coordination chemistry, thanks to its stable nitrogen donor structure and extended conjugation system. Its rigid framework allows efficient chelation with transition metals, making it a reliable component in catalytic systems, functional materials, and analytical applications.

 

In practical use, 2,2-biquinoline is often selected for the construction of metal complexes with good thermal stability and tunable electronic properties. It is commonly involved in catalysis research, luminescent materials, and sensing systems, where consistent ligand performance is critical. Its conjugated structure also supports applications in organic electronics and coordination-based materials.

 

To complement different application requirements, related derivatives are also frequently used:

2,2'-Biquinoline-4,4'-dicarboxylic acid (CAS: 1245-13-2), suitable for coordination frameworks and MOF-related research;

Bicinchoninic acid disodium salt (CAS: 979-88-4), widely applied in biochemical analysis, especially in protein quantification systems.

 

These derivatives extend the usability of the biquinoline system across both materials science and life science fields.

 

UCHEM maintains stable inventory of 2,2-biquinoline and its related derivatives, supporting both routine procurement and project-based demand. With consistent quality and supply capability, it can serve as a dependable source for long-term use.

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