N-(3-Meth­oxy-2-oxidobenzyl­idene-κO2)threoninato-κ2O1,N](1,10-phenanthroline-κ2N,N′)copper(II) hemihydrate [Cu(C12H13NO5)(C12H8N2)]·0.5H2O
2011

New Copper(II) Complex with Schiff Base Ligand

publication Evidence: moderate

Author Information

Author(s): Jing Buqin, Li Lianzhi, Dong Jianfang, Li Jinghong

Primary Institution: College of Chemistry and Chemical Engineering, Shanxi Datong University

Hypothesis

The study investigates the synthesis and crystal structure of a new copper(II) complex using a tridentate Schiff base ligand.

Conclusion

The new copper(II) complex exhibits a distorted square-pyramidal geometry and forms a one-dimensional helical structure through hydrogen bonding.

Supporting Evidence

  • The copper(II) ion is five-coordinated by one N atom and two O atoms from the Schiff base ligand.
  • Intermolecular hydrogen bonds form a one-dimensional left-handed helical structure.
  • The complex was obtained through a series of chemical reactions involving L-threonine and o-vanillin.

Takeaway

Scientists made a new type of copper compound using special ingredients, and it has a unique shape that helps it stick together in a spiral.

Methodology

The complex was synthesized by mixing L-threonine, o-vanillin, and cupric acetate in methanol, followed by crystallization.

Digital Object Identifier (DOI)

10.1107/S1600536811012049

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