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Updated: Aug 7, 2026

Amide Coupling Reaction for the Synthesis of Bispyridine-based Ligands and Their Complexation to Platinum as Dinuclear Anticancer Agents
Published on: May 28, 2014
Terpyridine-platinum(II) acetylide complexes bearing pendent coordination units
Raymond Ziessel1, Stéphane Diring, Pascal Retailleau
1Laboratoire de Chimie Moléculaire, Ecole de Chimie, Polymères, Matériaux (ECPM), Université Louis Pasteur (ULP), 25 rue Becquerel, 67087, Strasbourg Cedex 02, France. ziessel@chimie.u-strasbg.fr
New platinum(II) complexes featuring alkyne-pyrene and terpyridine units were synthesized. These complexes form heterotrinuclear derivatives with iron(II) and zinc(II), showing structured absorption and rich electrochemistry.
Area of Science:
- Coordination Chemistry
- Supramolecular Chemistry
- Materials Science
Background:
- Platinum(II) complexes are crucial in catalysis and materials science.
- Terpyridine ligands are versatile building blocks for metal-organic frameworks and supramolecular assemblies.
- Pyrene and acetylide units offer unique photophysical and electronic properties.
Purpose of the Study:
- To synthesize novel platinum(II) complexes incorporating alkyne-functionalized pyrene and terpyridine moieties.
- To construct heterotrinuclear metal complexes using these platinum(II) units.
- To investigate the photophysical and electrochemical properties of the resulting complexes.
Main Methods:
- Step-by-step synthesis utilizing copper-promoted cross-coupling reactions.
- Formation of bis(ligand) complexes with Fe(II) and Zn(II) via terpyridine coordination.
- Characterization of absorption features and electrochemical behavior in solution.
Main Results:
- Successful construction of platinum(II) complexes with alkyne-pyrene and alkyne-terpyridine units.
- Generation of heterotrinuclear Fe(II)/Pt(II)/Zn(II) derivatives.
- Observation of highly structured absorption spectra and rich redox activity.
Conclusions:
- The synthesized platinum(II) complexes serve as effective building blocks for complex supramolecular architectures.
- The heterotrinuclear complexes exhibit tunable photophysical and electrochemical properties.
- This work expands the scope of functional metal-organic materials.
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