Hydrothermal Synthesis, Structural and Optical Elucidation with Hirshfeld Surface Analysis of a Bioactive Hybrid Compound Based Mixed-Metal Cluster Anion [V2W4O19]4−

2016 ◽  
Vol 27 (6) ◽  
pp. 1863-1876 ◽  
Author(s):  
Imen Soussi ◽  
Ahlem Maalaoui ◽  
Olivier Pérez ◽  
Mohamed Rzaigui ◽  
Samah Akriche
2021 ◽  
Vol 05 ◽  
Author(s):  
Maha Said ◽  
Habib Boughzala

Background: The title compound (C9H9N2)2[CoCl4] belongs to a large compound’s family, enriching the new technologies materials range. Objective: The chemical synthesis and the crystal structure are the main goals to reach in this study. In addition, the optoelectronic properties and the material behavior are investigated. Methods: The single-crystal diffraction, photoluminescence, infrared spectroscopy, and several computations are applied in this work to characterize the studied compound. Results: At room temperature, the synthesized (C9H9N2)2[CoCl4] crystallizes in the monoclinic C2/c space group. The cohesion of the 0-D crystal structure is ensured by hydrogen interactions and confirmed by the Hirshfeld surface analysis. Conclusion: A new hybrid compound is discovered and added to the structural database ICDD. The structural study, the spectroscopic investigations, particularly the photoluminescence, indicate that the newly obtained material is promising for interesting application as a non-linear optical material.


2019 ◽  
Vol 75 (12) ◽  
pp. 1934-1939 ◽  
Author(s):  
Yvon Bibila Mayaya Bisseyou ◽  
Mahama Ouattara ◽  
Pénétjiligué Adama Soro ◽  
R. C. A. Yao-Kakou ◽  
Abodou Jules Tenon

In the title hydrated hybrid compound C14H14N2OS2·H2O, the planar imidazo[1,2-a]pyridine ring system is linked to the 1,3-dithiolane moiety by an enone bridge. The atoms of the C—C bond in the 1,3-dithiolane ring are disordered over two positions with occupancies of 0.579 (14) and 0.421 (14) and both disordered rings adopt a half-chair conformation. The oxygen atom of the enone bridge is involved in a weak intramolecular C—H...O hydrogen bond, which generates an S(6) graph-set motif. In the crystal, the hybrid molecules are associated in R 2 2(14) dimeric units by weak C—H...O interactions. O—H...O hydrogen bonds link the water molecules, forming infinite self-assembled chains along the b-axis direction to which the dimers are connected via O—H...N hydrogen bonding. Analysis of intermolecular contacts using Hirshfeld surface analysis and contact enrichment ratio descriptors indicate that hydrogen bonds induced by water molecules are the main driving force in the crystal packing formation.


Polyhedron ◽  
2019 ◽  
Vol 170 ◽  
pp. 695-704
Author(s):  
Ahlem Dadi ◽  
Aycha Jellali ◽  
Nouha Messoudi ◽  
Kamel Khirouni ◽  
Francesco Mezzadri ◽  
...  

1984 ◽  
Vol 267 (3) ◽  
pp. c25-c28 ◽  
Author(s):  
Mariano Fajardo ◽  
M. Pilar Gómez-Sal ◽  
H.Diane Holden ◽  
Brian F.G. Johnson ◽  
Jack Lewis ◽  
...  

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