(1R,2R)-2-(Pyridin-4-yl­methyl­amino)­cyclo­hexa­naminium chloride
2011

Structure of a Chiral Coordination Polymer

publication Evidence: moderate

Author Information

Author(s): Cheng Lin, Zhang Li-Min, Wang Jian-Quan

Primary Institution: Southeast University

Hypothesis

Can chiral coordination polymers be synthesized using (1R,2R)-(pyridin-4-ylmethyl)cyclohexane-1,2-diamine and zinc chloride?

Conclusion

The study successfully characterized the crystal structure of the hydrochloride of the ligand, revealing a three-dimensional network formed by hydrogen bonds.

Supporting Evidence

  • The crystal structure was determined using X-ray diffraction.
  • The compound formed a three-dimensional network through hydrogen bonding.
  • The synthesis yielded colorless block crystals with a yield of 33.1%.

Takeaway

The researchers tried to make a special type of crystal but ended up with a different one, which they studied closely to understand its structure.

Methodology

The compound was synthesized by mixing (1R,2R)-(pyridin-4-ylmethyl)cyclohexane-1,2-diamine with zinc chloride in water and methanol, followed by crystallization.

Limitations

The synthesis did not yield the expected coordination polymer, indicating potential issues with ligand coordination.

Digital Object Identifier (DOI)

10.1107/S1600536811005526

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