Tuning of Supramolecular Architectures of l -Valine-Containing Dicyanoplatinum(II) 2,2′-Bipyridine Complexes by Metal-Metal, π-π Stacking, and Hydrogen-Bonding Interactions

2016 ◽  
Vol 22 (33) ◽  
pp. 11826-11836 ◽  
Author(s):  
Heidi Li-Ki Fu ◽  
Charlotte Po ◽  
Hexiang He ◽  
Sammual Yu-Lut Leung ◽  
Kam Sing Wong ◽  
...  
2018 ◽  
Vol 3 (39) ◽  
pp. 11008-11011 ◽  
Author(s):  
Xinjun Lin ◽  
Bo Huang ◽  
Zhelun Xiong ◽  
Ting Fang ◽  
Xiaoxiao Zhang ◽  
...  

CrystEngComm ◽  
2020 ◽  
Vol 22 (5) ◽  
pp. 888-894 ◽  
Author(s):  
Ashkan Kianimehr ◽  
Kamran Akhbari ◽  
Jonathan White ◽  
Anukorn Phuruangrat

Two new Na and K coordination polymers with halogen bond, metallophilic and hydrogen bonding interactions were synthesized. These two compounds were synthesized sonochemically and solid-state conversions of them to each other were investigated.


2010 ◽  
Vol 132 (34) ◽  
pp. 12051-12058 ◽  
Author(s):  
Stefano Burattini ◽  
Barnaby W. Greenland ◽  
Daniel Hermida Merino ◽  
Wengui Weng ◽  
Jonathan Seppala ◽  
...  

2019 ◽  
Vol 75 (2) ◽  
pp. 178-188 ◽  
Author(s):  
Taraneh Hajiashrafi ◽  
Roghayeh Zekriazadeh ◽  
Keith J. Flanagan ◽  
Farnoush Kia ◽  
Antonio Bauzá ◽  
...  

The supramolecular chemistry of coordination compounds has become an important research domain of modern inorganic chemistry. Herein, six isostructural group IIB coordination compounds containing a 2-{[(2-methoxyphenyl)imino]methyl}phenol ligand, namely dichloridobis(2-{(E)-[(2-methoxyphenyl)azaniumylidene]methyl}phenolato-κO)zinc(II), [ZnCl2(C28H26N2O4)], 1, diiodidobis(2-{(E)-[(2-methoxyphenyl)azaniumylidene]methyl}phenolato-κO)zinc(II), [ZnI2(C28H26N2O4)], 2, dibromidobis(2-{(E)-[(2-methoxyphenyl)azaniumylidene]methyl}phenolato-κO)cadmium(II), [CdBr2(C28H26N2O4)], 3, diiodidobis(2-{(E)-[(2-methoxyphenyl)azaniumylidene]methyl}phenolato-κO)cadmium(II), [CdI2(C28H26N2O4)], 4, dichloridobis(2-{(E)-[(2-methoxyphenyl)azaniumylidene]methyl}phenolato-κO)mercury(II), [HgCl2(C28H26N2O4)], 5, and diiodidobis(2-{(E)-[(2-methoxyphenyl)azaniumylidene]methyl}phenolato-κO)mercury(II), [HgI2(C28H26N2O4)], 6, were synthesized and characterized by X-ray crystallography and spectroscopic techniques. All six compounds exhibit an infinite one-dimensional ladder in the solid state governed by the formation of hydrogen-bonding and π–π stacking interactions. The crystal structures of these compounds were studied using geometrical and Hirshfeld surface analyses. They have also been studied using M06-2X/def2-TZVP calculations and Bader's theory of `atoms in molecules'. The energies associated with the interactions, including the contribution of the different forces, have been evaluated. In general, the π–π stacking interactions are stronger than those reported for conventional π–π complexes, which is attributed to the influence of the metal coordination, which is stronger for Zn than either Cd or Hg. The results reported herein might be useful for understanding the solid-state architecture of metal-containing materials that contain M II X 2 subunits and aromatic organic ligands.


2009 ◽  
Vol 65 (6) ◽  
pp. o1225-o1225
Author(s):  
Lu-Tong Yuan ◽  
Hai Zhang ◽  
Zuo-Xiang Wang ◽  
Zhi-Rong Qu

In the molecule of the title compound, C19H15N5, the dihedral angles formed by the plane of the triazole ring with those of the 2-pyridyl, 4-pyridyl andp-tolyl rings are 28.12 (10), 34.62 (10) and 71.43 (9)°, respectively. The crystal structure is consolidated by C—H...π hydrogen-bonding interactions and by π–π stacking interactions, with a centroid–centroid distance of 3.794 (4) Å.


2017 ◽  
Vol 19 (18) ◽  
pp. 11474-11484 ◽  
Author(s):  
Mrinal Kanti Si ◽  
Anik Sen ◽  
Bishwajit Ganguly

This report reveals that hydrogen bonding interactions between the ligand and G-quadruplex can initiate an alternative binding motif to typical π-stacking interactions.


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