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2,2′-Bis(2-nitro­benzylidene)pyridine-2,6-dicarbohydrazide

✍ Scribed by Jia, Bing ;Shi, Shaomin ;Luo, Feihua ;Hu, Zongqiu

Publisher
International Union of Crystallography
Year
2006
Tongue
English
Weight
339 KB
Volume
62
Category
Article
ISSN
1600-5368

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✦ Synopsis

The title molecule, C 21 H 15 N 7 O 6 , has crystallographic twofold symmetry. In the crystal structure, intermolecular N-HÁ Á ÁO hydrogen bonds [HÁ Á ÁO = 2.125 (17) A ˚] link the molecules, forming one-dimensional chains along [001].

📜 SIMILAR VOLUMES

Pyridine-2,6-dicarbohydrazide
Pyridine-2,6-dicarbohydrazide
✍ Jia, Bing ;Hu, Zong-Qiu ;Deng, Xiao-Tao ;Cheng, Cui-Xia ;Shi, Shao-Min 📂 Article 📅 2006 🏛 International Union of Crystallography 🌐 English ⚖ 187 KB

The molecules of the title compound, C 7 H 9 N 5 O 2 , are almost completely planar. All bond lengths and angles show normal values. Hydrogen bonds of the form N-HÁ Á ÁO interconnect the molecules to form a three-dimensional network.

6,6′-Bis­(chloro­methyl)-2,2′-bi­pyridin
6,6′-Bis­(chloro­methyl)-2,2′-bi­pyridine
✍ Lindoy, Leonard F. ;McMurtrie, John C. ;Price, Jason R. 📂 Article 📅 2004 🏛 International Union of Crystallography 🌐 English ⚖ 271 KB

Single-crystal X-ray study T = 150 K Mean '(C±C) = 0.002 A Ê R factor = 0.025 wR factor = 0.069 Data-to-parameter ratio = 18.3 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.

2,6-Bis­[bis(2-pyridyl)­hydroxy­methyl]­
2,6-Bis­[bis(2-pyridyl)­hydroxy­methyl]­pyridine
✍ Görlitz, Jessica J. ;Nielsen, Pia ;Toftlund, Hans ;Bond, Andrew D. 📂 Article 📅 2004 🏛 International Union of Crystallography 🌐 English ⚖ 281 KB

The crystal structure of the title compound, 2,6-bis[bis(2pyridyl)hydroxymethyl]pyridine, C 27 H 21 N 5 O 2 , at 180 K contains intramolecular OÐHÁ Á ÁN contacts. In space group C2/c, the molecule is sited on a twofold axis.