Synthesis, X-ray crystal structure, vibrational spectroscopy, DFT calculations, electronic properties and Hirshfeld analysis of (E)-4-Bromo-N'-(2, 4-dihydroxy …

C Arunagiri, AG Anitha, A Subashini… - Journal of Molecular …, 2018 - Elsevier
Abstract The title compound (E)-4-Bromo-N'-(2, 4-dihydroxy-benzylidene) benzohydrazide
(4BDBH) a novel hydrazone Schiff base compound was synthesized effectively by …

Solvatochromism and pH effect on the emission of a triphenylimidazole-phenylacrylonitrile derivative: experimental and DFT studies

K Anandhan, M Cerón, V Perumal, P Ceballos… - RSC …, 2019 - pubs.rsc.org
In this work, a study of the photophysical properties in different solvents and at different pH
values of a luminogenic compound with a donor–π–acceptor (D–π–A) structure was carried …

Switching between intramolecular charge transfer and excimer emissions in solids based on aryl-modified ethynyl‒o-carboranes

H Yamamoto, J Ochi, K Yuhara, K Tanaka… - Cell Reports Physical …, 2022 - cell.com
Because of its unique electronic properties, o-carborane has attracted attention as a scaffold
for constructing solid-state luminescent materials. Here, we report stimulus-responsive …

Quantitative analysis of weak non-covalent interactions in (Z)-3-(4-halophenyl)-2-(pyridin-2/3/4-yl) acrylonitriles

P Venkatesan, M Cerón, S Thamotharan, F Robles… - …, 2018 - pubs.rsc.org
A detailed experimental and theoretical investigation on the intermolecular interactions in (Z)-
3-(4-halophenyl)-2-(pyridin-2/3/4-yl) acrylonitriles is reported. The intermolecular …

Synthesis, Characterization, and Photoluminescence Properties of Boron Tropolonate Complexes: From Fluorescence to Room Temperature Phosphorescence

H Ogoshi, S Ito, K Tanaka - Bulletin of the Chemical Society of …, 2023 - academic.oup.com
Boron complexes based on tropolone, a seven-membered non-benzenoid aromatic
compound, were synthesized. We revealed that the aromaticity of tropolone was enhanced …

Non-covalent interactions towards 2-(4-(2, 2-dicyanovinyl) benzylidene) malononitrile packing polymorphism due to solvent effect. Experimental and theoretical …

AE Castillo, E Pérez-Gutiérrez, P Ceballos… - Journal of Molecular …, 2023 - Elsevier
Abstract Two polymorphs of 2-(4-(2, 2-dicyanovinyl) benzylidene) malononitrile (I) were
obtained by slow evaporation in acetone (Ia) and acetonitrile (Ib). These two polymorphic …

Solvent Effect on Small-Molecule Thin Film Formation Deposited Using the Doctor Blade Technique

R Ramos-Hernández, E Pérez-Gutiérrez, FD Calvo… - Coatings, 2023 - mdpi.com
Small molecule thin films are the core of some organic optoelectronic devices. Their
deposition by solution processes is an advantage for device fabrication and can be …

Solution and solid-state photophysical properties of positional Isomeric acrylonitrile derivatives with Core pyridine and phenyl moieties: experimental and DFT studies

A Castillo, P Ceballos, P Santos, M Cerón… - Molecules, 2021 - mdpi.com
The compounds I (Z)-2-(phenyl)-3-(2, 4, 5-trimethoxyphenyl) acrylonitrile with one side (2, 4,
5-MeO-), one symmetrical (2 Z, 2′ Z)-2, 2′-(1, 4-phenylene) bis (3-(2, 4, 5 …

Large area small-molecule thin films deposited by the doctor blade technique implemented with computer numerical control machine

R Ramos-Hernández, FD Calvo, E Pérez-Gutiérrez… - Thin Solid Films, 2023 - Elsevier
A systematic study of parameters allowing small-molecule thin film deposition over a large
area by the doctor blade technique is reported. The solution concentration, deposition …

Supramolecular assembly governed by tetrel, CN⋅⋅⋅ π and other weak noncovalent interactions in two acrylonitrile derivatives with D-π-A topology: crystallography …

E Pérez-Gutiérrez, M Udayakumar, P Ceballos… - Journal of Molecular …, 2024 - Elsevier
Two D-π-A acrylonitriles,(Z)-3-(4-methoxyphenyl)-2-(pyridin-4-yl) acrylonitrile (1) and (Z)-3-
(4-piperidin-1-yl)-2-(pyridin-4-yl) acrylonitrile (2), were synthesized to investigate how the …