Bis(2,6-diaminopyridinium) bis(hydrogen oxalate) monohydrate
2011

Structure of Bis(2,6-diaminopyridinium) Bis(hydrogen oxalate) Monohydrate

publication Evidence: moderate

Author Information

Author(s): Al-Dajani Mohammad T. M., Talaat Jamal, Shamsuddin Shaharum, Hemamalini Madhukar, Fun Hoong-Kun

Primary Institution: Universiti Sains Malaysia

Hypothesis

The study aims to investigate the crystal structure and hydrogen bonding interactions of the compound.

Conclusion

The crystal structure reveals a three-dimensional network formed by hydrogen bonds between cations, anions, and water molecules.

Supporting Evidence

  • The asymmetric unit contains two independent cations, two hydrogen oxalate anions, and a water molecule.
  • The cations are planar with very small deviations.
  • Hydrogen bonds link the cations, anions, and water molecules into a three-dimensional network.

Takeaway

The researchers looked at how certain molecules stick together in a crystal, showing how they form a big, connected structure.

Methodology

The compound was synthesized by dissolving oxalic acid dihydrate and 2,6-diaminopyridine in methanol, followed by crystallization.

Digital Object Identifier (DOI)

10.1107/S1600536811004119

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