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Bis(2,5-di-4-pyridyl-1,3,4-oxadiazole)silver(I) nitrate monohydrate

✍ Scribed by Zhang, Zhi-Hui ;Li, Cheng-Peng ;Tian, Yi-Ling ;Guo, Ya-Mei


Publisher
International Union of Crystallography
Year
2007
Tongue
English
Weight
429 KB
Volume
63
Category
Article
ISSN
1600-5368

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✦ Synopsis


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 one solvent water molecule. In the crystal structure, nitrate anions connect to Ag I ions via weak AgÁ Á ÁO interactions [AgÁ Á ÁO = 2.836 (3) A ˚] and to two symmetry-related solvent water molecules via O-HÁ Á ÁO hydrogen bonds, to afford a one-dimensional herring-bone-like motif along [100]. Significantstacking interactions [CgÁ Á ÁCg = 3.614 (2)-3.721 (2) A ˚, where Cg is the centroid of a pyridyl or oxadiazole ring] are also found between two adjacent onedimensional motifs, resulting in a double-strand supramolecular array.


📜 SIMILAR VOLUMES


2,5-Di-4-pyridinio-1,3,4-oxadiazole bis­
✍ Wang, Yong-Tao ;Tang, Gui-Mei ;Qin, Da-Wei ;Duan, Hong-Dong ;Ng, Seik Weng 📂 Article 📅 2006 🏛 International Union of Crystallography 🌐 English ⚖ 183 KB

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.

catena-Poly­[[[1,4-bis(4-pyridyl)-2,3-di
✍ Shi, Yu-Jun ;Li, Yi-Zhi ;Tong, Wen-Jun ;Chen, Xue-Tai ;You, Xiao-Zeng 📂 Article 📅 2002 🏛 International Union of Crystallography 🌐 English ⚖ 374 KB

Single-crystal X-ray study T = 293 K Mean '(C±C) = 0.009 A Ê Disorder in solvent or counterion R factor = 0.045 wR factor = 0.145 Data-to-parameter ratio = 11.7 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.

1:1 Cocrystal of 2,5-di-4-pyridyl-1,3,4-
✍ Wang, Yong-Tao ;Tang, Gui-Mei ;Qin, Da-Wei ;Duan, Hong-Dong 📂 Article 📅 2005 🏛 International Union of Crystallography 🌐 English ⚖ 193 KB

The title complex, 2,5-di-4-pyridyl-1,3,4-oxadiazole-hydroquinone (1/1), C 12 H 8 N 4 OÁC 6 H 6 O 2 , crystallized from a solvent mixture of methanol and water. O-HÁ Á ÁN hydrogen bonds link the molecules to give a chain structure.