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3-Cyano-N-methylpyridinium perchlorate
Cameron A McCormick1, Vu D Nguyen2, Lynn V Koplitz2
1Department of Physics, Loyola University, New Orleans, LA 70118, USA.
Acta Crystallographica. Section E, Structure Reports Online
|August 28, 2014
Summary
The crystal structure of a molecular salt reveals components linked by C-H bonds. These interactions form zigzag chains, offering insights into crystal packing and intermolecular forces.
Area of Science:
- Crystallography
- Supramolecular Chemistry
- Materials Science
Background:
- Understanding intermolecular interactions is crucial for crystal engineering.
- Molecular salts offer a versatile platform for studying hydrogen bonding networks.
Purpose of the Study:
- To elucidate the crystal structure of the molecular salt C7H7N2(+)·ClO4(-).
- To identify and characterize the non-covalent interactions governing the crystal packing.
Main Methods:
- Single-crystal X-ray diffraction was employed to determine the molecular structure.
- Analysis of intermolecular contacts, including C-H⋯O and C-H⋯N interactions.
Main Results:
- The crystal structure consists of the C7H7N2(+) cation and the perchlorate (ClO4(-)) anion.
- Intermolecular interactions, specifically C-H⋯O and C-H⋯N hydrogen bonds, were identified.
- These interactions lead to the formation of one-dimensional zigzag chains oriented along the [100] direction.
Conclusions:
- The crystal packing is dominated by a network of C-H⋯O and C-H⋯N interactions.
- The observed zigzag chain motif provides a fundamental structural unit for this molecular salt.
Keywords:
crystal structure