Ethane-1,2-diaminium dipicrate dihydrate
2011

Crystal Structure of Ethane-1,2-diaminium Dipicrate Dihydrate

publication Evidence: moderate

Author Information

Author(s): Jasinski Jerry P., Butcher Ray J., Hakim Al-arique Q. N. M., Yathirajan H. S., Narayana B.

Primary Institution: Keene State College

Conclusion

The study presents the crystal structure of a new picrate compound, revealing its unique three-dimensional supermolecular structure influenced by hydrogen bonding.

Supporting Evidence

  • The crystal structure includes a complete picrate anion and half an ethyl­enediammonium dication.
  • Hydrogen bonds create cyclic patterns in the crystal structure.
  • The crystal packing is influenced by intermolecular interactions between symmetry-related molecules.

Takeaway

Scientists made a new crystal and found that it has a special shape because of how its parts stick together.

Methodology

The compound was synthesized by mixing ethylenediamine dihydrochloride and picric acid in water, followed by crystallization from ethanol.

Digital Object Identifier (DOI)

10.1107/S1600536811004855

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