Assembling Di- and Polynuclear Cu(I) Complexes with Rigid Thioxanthone-Based Ligands: Structures, Reactivity, and Photoluminescence
2024

Studying Copper Complexes with Thioxanthone Ligands

publication 10 minutes Evidence: high

Author Information

Author(s): Zafar Mohammad, Subramaniyan Vasudevan, Ansari Kamal Uddin, Yakir Hadar, Danovich David, Tulchinsky Yuri

Primary Institution: Institute of Chemistry, Hebrew University of Jerusalem

Hypothesis

Can a thioxanthone-based ligand stabilize polynuclear copper complexes with unique reactivity and photoluminescence?

Conclusion

The study demonstrates that the thioxanthone-based ligand stabilizes various polynuclear copper complexes, which exhibit unique reactivity and significant photoluminescence.

Supporting Evidence

  • The thioxanthone-based ligand forms exclusively dimeric copper complexes.
  • These complexes exhibit room temperature phosphorescence with a quantum yield of 10%.
  • The study provides both experimental and theoretical evidence of charge-transfer interactions.
  • Unique structural features of the copper complexes were confirmed through NMR and X-ray diffraction.

Takeaway

This research shows that a special type of molecule can help create new copper structures that glow and can be used in chemical reactions.

Methodology

The study involved synthesizing copper complexes with a thioxanthone-based ligand and analyzing their structures and photophysical properties using NMR and X-ray diffraction.

Limitations

The stability of some complexes in various solvents was a challenge, limiting certain characterizations.

Digital Object Identifier (DOI)

10.1021/acs.inorgchem.4c03819

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication