Bis(2-amino-6-methyl­pyridinium) trans-diaqua­bis­(pyrazine-2,3-dicarboxyl­ato)cobaltate(II) octa­hydrate
2011

New Cobalt Complex with Pyrazine Derivative

publication Evidence: moderate

Author Information

Author(s): Eshtiagh-Hosseini Hossein, Alfi Nafiseh, Mirzaei Masoud, Fanwick Philip E.

Primary Institution: Ferdowsi University of Mashhad

Hypothesis

The study aims to synthesize a new cobalt complex using 1,4-pyrazine-2,3-dicarboxylic acid as a proton donor.

Conclusion

The synthesized cobalt complex exhibits a three-dimensional network stabilized by hydrogen bonds and π-π stacking interactions.

Supporting Evidence

  • The cobalt ion is coordinated by two O and two N atoms from the ligands and two water molecules.
  • Extensive hydrogen bonding and π-π stacking interactions stabilize the crystal structure.
  • The compound was obtained through a specific reaction involving cobalt chloride and pyrazine derivatives.

Takeaway

The researchers made a new compound using cobalt and a special acid, which helps hold everything together in a strong structure.

Methodology

The compound was synthesized by refluxing a solution of pyzdcH2 and 2a-6mpy with CoCl2·6H2O in water.

Digital Object Identifier (DOI)

10.1107/S1600536811001127

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