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mer-Triiodotripyridineindium(III)
Jennifer A J Pardoe1, Andrew R Cowley, Anthony J Downs
1Inorganic Chemistry Laboratory, University of Oxford, South Parks Road, Oxford OX1 3QR, England.
Summary
The crystal structure of indium(III) iodide tri-pyridine complex, [InI3(C5H5N)3], reveals discrete molecules with meridional octahedral stereochemistry. This study details the precise indium-iodine and indium-nitrogen bond lengths within the crystal lattice.
Area of Science:
- Inorganic Chemistry
- Crystallography
- Coordination Chemistry
Background:
- Indium(III) iodide is a key compound in coordination chemistry.
- Pyridine ligands are commonly used in synthesizing metal complexes.
- Understanding the structural properties of indium complexes is crucial for their applications.
Purpose of the Study:
- To determine the crystal structure of indium(III) iodide tri-pyridine complex, [InI3(C5H5N)3].
- To elucidate the stereochemistry and bonding characteristics of the synthesized compound.
Main Methods:
- Single-crystal X-ray diffraction analysis.
- Crystallographic structure determination and refinement.
Main Results:
- The crystal structure consists of discrete [InI3(C5H5N)3] molecules.
- Molecules exhibit meridional octahedral stereochemistry around the central indium atom.
- Precise bond lengths were determined: In-I (2.8390-2.8676 Å) and In-N (2.309-2.323 Å).
Conclusions:
- The study provides a detailed structural characterization of [InI3(C5H5N)3].
- The findings contribute to the understanding of indium coordination complexes and their stereochemical preferences.