Triclinic polymorph of bis­[2-methyl-3-(pyridin-2-yl)imidazo[1,5-a]pyridin-2-ium] tetra­chloridocadmium(II) (C13H12N3)2[CdCl4]
2024

New Triclinic Polymorph of a Cadmium Hybrid Salt

publication Evidence: moderate

Author Information

Author(s): Vassilyeva Olga Yu., Buvaylo Elena A., Kokozay Vladimir N., Goreshnik Evgeny A.

Primary Institution: Taras Shevchenko National University of Kyiv

Hypothesis

The study investigates the structural and photoluminescent properties of a new triclinic polymorph of a cadmium hybrid salt.

Conclusion

The photoluminescent properties of the monoclinic and triclinic polymorphs are very similar, indicating that structural differences do not significantly affect their photophysical properties.

Supporting Evidence

  • The new polymorph was obtained with a unit cell volume approximately half that of the monoclinic form.
  • Both polymorphs exhibit similar photoluminescent properties when excited at 364 nm.
  • The structural configurations of the cations in the triclinic form show minor changes compared to the monoclinic form.

Takeaway

Scientists found a new form of a cadmium compound that glows under light, and it looks very similar to an older version, so they glow the same way.

Methodology

The compound was synthesized through oxidative cyclization–condensation reactions and characterized using X-ray crystallography.

Limitations

The study does not explore the full range of potential applications for the new polymorph.

Digital Object Identifier (DOI)

10.1107/S2056989024009654

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication