Na1.5Rb0.5PO3F·H2O: synthesis, properties, and stepwise reconstruction of the hydrogen bond network

Author(s):  
Xin-Rui Yang ◽  
Xin Liu ◽  
Zujian Wang ◽  
Xuebin Deng ◽  
He-Jie Lu ◽  
...  

Deep-ultraviolet (DUV) nonlinear optical materials have attracted intense attentions recently. Herein, we report a new DUV transparent (< 200 nm) noncentrosymmetric Na1.5Rb0.5PO3F·H2O crystallizing in the Pmn21 space group. This compound...

2004 ◽  
Vol 60 (1) ◽  
pp. 90-96 ◽  
Author(s):  
Biserka Kojić-Prodić ◽  
Berislav Perić ◽  
Zoran Štefanić ◽  
Anton Meden ◽  
Janja Makarević ◽  
...  

To compare the structural properties of oxalamide and thiooxalamide groups in the formation of hydrogen bonds suitable for supramolecular assemblies a series of retropeptides was studied. Some of them, having oxalamide bridges, are gelators of organic solvents and water. However, retropeptides with oxygen replaced by the sp 2 sulfur have not exhibited such properties. The crystal structures of the two title compounds are homostructural, i.e. they have similar packing arrangements. The monothio compound crystallizes in the orthorhombic space group P212121 with two molecules in the asymmetric unit arranged in a hydrogen-bond network with an approximate 41 axis along the crystallographic b axis. However, the dithio and dioxo analogues crystallize in the tetragonal space group P41 with similar packing patterns and hydrogen-bonding systems arranged in agreement with a crystallographic 41 axis. Thus, these two analogues are isostructural having closely related hydrogen-bonding patterns in spite of the different size and polarity of oxygen and sulfur which serve as the proton acceptors.


2016 ◽  
Vol 28 (15) ◽  
pp. 5238-5258 ◽  
Author(s):  
T. Thao Tran ◽  
Hongwei Yu ◽  
James M. Rondinelli ◽  
Kenneth R. Poeppelmeier ◽  
P. Shiv Halasyamani

2007 ◽  
Vol 63 (3) ◽  
pp. 448-458 ◽  
Author(s):  
El-Eulmi Bendeif ◽  
Slimane Dahaoui ◽  
Nourredine Benali-Cherif ◽  
Claude Lecomte

The crystal structures of three similar guaninium salts, guaninium monohydrogenphosphite monohydrate, C5H6N5O+·H2O3P−·H2O, guaninium monohydrogenphosphite dihydrate, C5H6N5O+·H2O3P−·2H2O, and guaninium dihydrogenmonophosphate monohydrate, C5H6N5O+·H2O4P−·H2O, are described and compared. The crystal structures have been determined from accurate single-crystal X-ray data sets collected at 100 (2) K. The two phosphite salts are monoclinic, space group P21/c, with different packing and the monophosphate salt is also monoclinic, space group P21/n. An investigation of the hydrogen-bond network in these guaninium salts reveals the existence of two ketoamine tautomers, the N9H form and an N7H form.


2018 ◽  
Vol 130 (21) ◽  
pp. 6203-6207 ◽  
Author(s):  
Miriding Mutailipu ◽  
Min Zhang ◽  
Bingbing Zhang ◽  
Liying Wang ◽  
Zhihua Yang ◽  
...  

2018 ◽  
Vol 30 (21) ◽  
pp. 7823-7830 ◽  
Author(s):  
Lin Xiong ◽  
Jie Chen ◽  
Jing Lu ◽  
Chun-Ya Pan ◽  
Li-Ming Wu

2013 ◽  
Vol 135 (49) ◽  
pp. 18319-18322 ◽  
Author(s):  
Hongwei Huang ◽  
Lijuan Liu ◽  
Shifeng Jin ◽  
Wenjiao Yao ◽  
Yihe Zhang ◽  
...  

2017 ◽  
Vol 56 (14) ◽  
pp. 3916-3919 ◽  
Author(s):  
Bingbing Zhang ◽  
Guoqiang Shi ◽  
Zhihua Yang ◽  
Fangfang Zhang ◽  
Shilie Pan

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