3-(2-Chloroethyl)-2-methyl-4-oxo-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-1-ium chloride
✍ Scribed by Ravikumar, Krishnan ;Sridhar, Balasubramanian
- Publisher
- International Union of Crystallography
- Year
- 2006
- Tongue
- English
- Weight
- 148 KB
- Volume
- 62
- Category
- Article
- ISSN
- 1600-5368
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✦ Synopsis
In the title compound, C 11 H 16 ClN 2 O + ÁCl À , the chloroethyl side chain is in a synclinal conformation. The tetrahydropyridine ring adopts a half-chair conformation. The crystal structure is stabilized by intermolecular N-HÁ Á ÁCl hydrogen bonds.
📜 SIMILAR VOLUMES
Single-crystal X-ray study T = 293 K Mean (C±C) = 0.003 A Ê Disorder in main residue R factor = 0.043 wR factor = 0.134 Data-to-parameter ratio = 12.4 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.
In the title compound, C~16~H~18~N~2~O~3~, there is an intramolecular N—H...O hydrogen bond. Intermolecular C—H...O bonds stabilize the crystal packing.
Single-crystal X-ray study T = 293 K Mean '(C±C) = 0.016 A Ê R factor = 0.097 wR factor = 0.231 Data-to-parameter ratio = 14.7 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.