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2,5-Di-4-pyridinio-1,3,4-oxadiazole bis­(perchlorate) monohydrate

✍ Scribed by Wang, Yong-Tao ;Tang, Gui-Mei ;Qin, Da-Wei ;Duan, Hong-Dong ;Ng, Seik Weng

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

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✦ Synopsis

In the title structure, C~12~H~10~N~4~O^2+^·2ClO~4~
^−^·H~2~O, the dication is not planar and N—H...O hydrogen bonds link it to perchlorate anions and water molecules. In addition, N—H...O and O—H...O hydrogen bonds link these units into a three-dimensional network.

📜 SIMILAR VOLUMES

Bis(2,5-di-4-pyridyl-1,3,4-oxadiazole)si
Bis(2,5-di-4-pyridyl-1,3,4-oxadiazole)silver(I) nitrate monohydrate
✍ Zhang, Zhi-Hui ;Li, Cheng-Peng ;Tian, Yi-Ling ;Guo, Ya-Mei 📂 Article 📅 2007 🏛 International Union of Crystallography 🌐 English ⚖ 429 KB

In the title mononuclear complex, [Ag(C 12 H 8 N 4 O) 2 ]-NO 3 ÁH 2 O, the Ag I ion is coordinated linearly by two pyridyl N atoms from two crystallographically independent monodentate 2,5-di-4-pyridyl-1,3,4-oxadiazole (4-bpo) ligands. In addition, the asymmetric unit contains one nitrate anion and

1,4-Di­aza­bi­cyclo­[2.2.2]­octanium bis
1,4-Di­aza­bi­cyclo­[2.2.2]­octanium bis(3,5-di­nitro­benzoate) monohydrate
✍ Chantrapromma, Suchada ;Fun, Hoong-Kun 📂 Article 📅 2004 🏛 International Union of Crystallography 🌐 English ⚖ 447 KB

Single-crystal X-ray study T = 183 K Mean '(C±C) = 0.004 A Ê R factor = 0.053 wR factor = 0.128 Data-to-parameter ratio = 11.0 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.

ChemInform Abstract: Synthesis of Macroc
ChemInform Abstract: Synthesis of Macrocyclic Systems from 4,4′-Diamino-3,3′-bi-1,2,5-oxadiazole and 3(4)-Amino-4(3)-(4-amino-1,2,5-oxadiazol-3-yl)-1,2,5-oxadiazole 2-Oxides.
✍ M. A. Epishina; A. S. Kulikov; N. N. Makhova 📂 Article 📅 2009 🏛 John Wiley and Sons ⚖ 18 KB 👁 1 views

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