Synthesis, spectroscopic, DFT calculations, biological activities and molecular docking studies of new isoxazolone, pyrazolone, triazine, triazole and amide derivatives

KE Anwer, GH Sayed, RM Ramadan - Journal of Molecular Structure, 2022 - Elsevier
Abstract Ethyl-2-cyano-2-(2-(3-nitrophenyl) hydrazono) acetate was synthesized and used
as a versatile reagent for the synthesis of different heterocyclic compounds such as …

A comparative theoretical study on the biological activity, chemical reactivity, and coordination ability of dichloro-substituted (1, 3-thiazol-2-yl) acetamides

AK Srivastava, N Misra - Canadian Journal of Chemistry, 2014 - cdnsciencepub.com
We present a theoretical study on three dichloro-substituted (1, 3-thiazol-2-yl) acetamides
using the first principle density functional approach. Natural bonding orbital analysis is used …

Exploring electronic structure, and substituent effect of some biologically active benzimidazole derivatives: Experimental insights and DFT calculations

OR Shehab, AM Mansour - Journal of Molecular Structure, 2021 - Elsevier
A series of (1H-benzimidazol-2-ylmethyl)-N-(4-phenyl) amine derivatives incorporating
different electron-donating and withdrawing groups (X= 4single bondOCH 3 (1), 4single …

[PDF][PDF] DFT STUDY OF BENZANNULATED

HN Raheem, SA Hassan, ZM Hussain… - 2015 - academia.edu
Quantum density functional theory (DFT) calculations for benzannulatedlutidin monoxide
molecule is carried out. To explore the proper functional for our DFT calculations with …

Effect of metal cations [Li+, Na+, K+, Be2+, Mg2+, and Ca2+] on the structure of 2‐(3′‐hydroxy‐2′‐pyridyl)benzoxazole: A theoretical investigation

P Yi, Z Liu, Z Wang, X Yu, J Zhou… - International Journal of …, 2013 - Wiley Online Library
Density functional theory calculations were performed at the B3LYP/6‐311++ G (d, p) level
to systematically explore the geometrical multiplicity and binding strength for the complexes …

Benzothiazoles: how relevant in cancer drug design strategy?

M Singh, SK Singh - Anti-Cancer Agents in Medicinal …, 2014 - ingentaconnect.com
Heterocyclic compounds, analogs and derivatives have attracted attention due to their
diverse biological and pharmacological properties. Benzoheterocycles such as …

[PDF][PDF] In silico investigation applied in physical, chemical properties and vibrational analysis of 1.3. 4-thiadiazole derivatives

N Aoumeur, N Tchouar, S Belaidi, D Harkati… - Rev. Roum …, 2019 - academia.edu
The equilibrium geometries of 1, 3, 4-thiadiazole derivatives have been determined and
analyzed at DFT level employing B3LYP/6-31G (d) basis set. The molecular electrostatic …

In-silico studies of 2-aminothiazole derivatives as anticancer agents by QSAR, molecular docking, MD simulation and MM-GBSA approaches

TS Chitre, PV Hirode, DK Lokwani… - Journal of …, 2023 - Taylor & Francis
Abstract Targeting Hec1/Nek2 is considered as crucial target for cancer treatment due to its
significant role in cell proliferation. In pursuit of this, a series of twenty-five 2-aminothiazoles …

[PDF][PDF] Hydrogen bonding sites in Benzimidazolyl-chalcones molecules: An ab initio and DFT investigation

MGR Kone, ST Affi, N Ziao, K Bamba… - Journal of Chemical …, 2015 - academia.edu
In this work, we are interested in the geometrical, energetical and spectroscopic
characterization of hydrogen bonding interactions in the family of benzimidazolyl-chalcones …

Design, synthesis, DFT, TD-DFT/PCM calculations, and molecular docking studies on the anti-COVID-19, and anti-SARS activities of some new bis-thiazoles and bis …

AHM Elwahy, EM Eid, SA Abdel-Latif… - Polycyclic Aromatic …, 2023 - Taylor & Francis
A novel synthesis of bis (thiazoles) and bis (thiadiazole), each connected to a
thienothiophene moiety, is described. The DFT calculations support the favored synthesis of …