The title compound, C 12 H 17 N 3 O, was obtained by the direct solvent-free reaction of salicylaldehyde with 1-amino-4methylpiperazine. The piperazine ring adopts a chair conformation. In the crystal structure, strong intramolecular O-HÁ Á ÁN hydrogen bonds, weak intermolecular C-HÁ Á ÁO hydrogen b
2,4-Dibromo-6-[(4-methylpiperazin-1-yl)iminomethyl]phenol
✍ Scribed by Ming-Lin, Guo ;You-Nong, Qiu
- Publisher
- International Union of Crystallography
- Year
- 2007
- Tongue
- English
- Weight
- 609 KB
- Volume
- 63
- Category
- Article
- ISSN
- 1600-5368
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📜 SIMILAR VOLUMES
The molecular skeleton of the title Schiff base compound, C 13 H 8 Br 2 INO, is essentially planar due to an intramolecular N-HÁ Á ÁO hydrogen bond; the two aromatic rings make a dihedral angle of 4.4 (5) . The crystal packing exhibits short intermolecular IÁ Á ÁBr contacts of 3.7226 (16) A ˚.
Single-crystal X-ray study T = 295 K Mean (C-C) = 0.005 A R factor = 0.024 wR factor = 0.055 Data-to-parameter ratio = 16.2 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.
The asymmetric unit of the title compound, C 10 H 9 Br 2 NO, consists of two molecules. In both molecules, the benzene and cyclopropyl rings are nearly perpendicular, with dihedral angles of 85.8 (4) and 75.5 (4) . In the crystal structure, there are no obviously short intermolecular contacts. Each