N,N-Dimethylbiguanidium bromide
✍ Scribed by Lu, Liping ;Zhang, Hongmei ;Feng, Sisi ;Zhu, Miaoli
- Publisher
- International Union of Crystallography
- Year
- 2004
- Tongue
- English
- Weight
- 308 KB
- Volume
- 60
- Category
- Article
- ISSN
- 1600-5368
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✦ Synopsis
Single-crystal X-ray study T = 298 K Mean '(N±C) = 0.004 A Ê R factor = 0.034 wR factor = 0.075 Data-to-parameter ratio = 16.3 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.
📜 SIMILAR VOLUMES
In the title compound, C 15 H 15 Cl 2 N 2 O + ÁBr À , the angle between the least-squares planes of the dichlorophenyl moiety and the pyridine ring is 20.23 (9) . The molecular packing is mainly in¯uenced by intermolecular CÐHÁ Á ÁBr hydrogen-bond interactions. The molecules form an extended chain a
Single-crystal X-ray study T = 173 K Mean '(C±C) = 0.005 A Ê R factor = 0.031 wR factor = 0.063 Data-to-parameter ratio = 15.0 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.
ÁBr À , forms a layered solid with each cation forming three strong and one weaker C-HÁ Á ÁBr hydrogen bonds within the layer. All atoms except two of the methyl H atoms lie on a mirror plane. ## Experimental An aqueous solution of 3-cyano-N-methylpyridinium iodide (Koplitz et al., 2003) was pass