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Cytenamide trifluoro-acetic acid solvate.
Acta Crystallographica. Section E, Structure Reports Online
|January 5, 2011
Summary
Cytenamide forms a 1:1 solvate with trifluoro-acetic acid. Crystal structure analysis reveals hydrogen bonds linking the molecules and rotational disorder in the solvent
Area of Science:
- Crystallography
- Chemical Physics
- Materials Science
Background:
- Cytenamide is a compound with potential pharmaceutical applications.
- Trifluoro-acetic acid is a common solvent and reagent in organic chemistry.
- Solvate formation can significantly alter the physical and chemical properties of a compound.
Purpose of the Study:
- To characterize the crystal structure of the cytenamide-trifluoro-acetic acid solvate.
- To investigate the intermolecular interactions within the solvate.
- To analyze the structural features, including molecular conformation and disorder.
Main Methods:
- Single-crystal X-ray diffraction was employed to determine the crystal structure.
- The crystal structure was solved and refined using standard crystallographic software.
- Analysis of hydrogen bonding and molecular geometry was performed.
Main Results:
- Cytenamide forms a 1:1 solvate with trifluoro-acetic acid.
- The asymmetric unit contains one molecule of cytenamide and one molecule of trifluoro-acetic acid.
- Hydrogen bonds of the O-H⋯O and N-H⋯O types link the molecules, forming an R(2)(2)(8) motif.
- The trifluoromethyl group of trifluoro-acetic acid exhibits rotational disorder over two sites.
Conclusions:
- The study provides a detailed structural characterization of the cytenamide-trifluoro-acetic acid solvate.
- The identified hydrogen bonding network is crucial for the stability of the solvate.
- The observed disorder in the trifluoro-acetic acid molecule offers insights into crystal packing and dynamics.
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