Theoretical investigation on corrosion inhibition efficiency of some amino acid compounds

HH Rasul, DM Mamad, YH Azeez, RA Omer… - Computational and …, 2023 - Elsevier
The DFT approach was used to do quantum chemical calculations of amino acids energy,
geometrical shape, and optoelectronic properties. The investigation of the optoelectronic …

[HTML][HTML] Experimental, DFT and theoretical corrosion study for 4-(((4-ethyl-5-(thiophen-2-yl)-4H-1, 2, 4-triazole-3-yl) thio) methyl)-7, 8-dimethyl-2H-chromen-2-one

AE Parlak, RA Omar, P Koparir, MI Salih - Arabian Journal of Chemistry, 2022 - Elsevier
Abstract In this work, 4-(((4-ethyl-5-(thiophen-2-yl)-4H-1, 2, 4-triazole-3-yl) thio) methyl)-7, 8-
dimethyl-2H-chromen-2-one was synthesized by acetone-mediated condensation of 4 …

N, N-Bis (2, 4-dihydroxy benzaldehyde) benzidine: Synthesis, characterization, DFT, and theoretical corrosion study

RA Omer, KM Ahmed, KA Omar, WM Hamad… - Journal of Molecular …, 2024 - Elsevier
In this work, a new compound, N, N-Bis (2, 4-dihydroxy benzaldehyde) benzidine (III), was
synthesized by utilizing acetic acid-mediated condensation of two reactants, benzidine (I) …

Insight into corrosion inhibition efficiency of imidazole-based molecules: a quantum chemical study

DM Mamad, HH Rasul, AH Awla, RA Omer - Doklady Physical Chemistry, 2023 - Springer
Quantum chemical calculations utilizing DFT at 6-311++ G (d, p) basis set in gaseous and
aqueous phases for protonated and non-protonated species were conducted. To evaluate …

Characterization and inhibitor activity of two newly synthesized thiazole

RA Omer, P Koparir, LO Ahmed - Journal of Bio-and Tribo-Corrosion, 2022 - Springer
Abstract Two noel derivatives of (4-(3-methyl-3-(5, 6, 7, 8-tetrahydronaphthalen-2 yl)
cyclobutyl) thiazol-2-yl) glycine and of 2-chloro-N-(4-(3-methyl-3-(5, 6, 7, 8 …

Quantum chemical study of some basic organic compounds as the corrosion inhibitors

L Ahmed, N Bulut, O Kaygılı, R Omer - Journal of Physical …, 2023 - dergipark.org.tr
The corrosion inhibitor activities of 10 molecules (Benzene (C1), Phenol (C2), Toluene (C3),
Benzoic acid (C4), Acetophenone (C5), Chlorobenzene (C6), Bromobenzene (C7) …

[PDF][PDF] Spectroscopic properties of Vitamin C: A theoretical work

L Ahmed, R Omer - Cumhuriyet Science Journal, 2020 - dergipark.org.tr
Vitamin C is an important human micronutrient. It has many vital biological functions in
human health. In this research paper, the molecule of vitamin C was optimized and energy …

Computational and spectroscopy study of melatonin

RA OMER, P Koparir, L Ahmed… - Indian Journal of …, 2021 - op.niscpr.res.in
Abstract Hartree-Fock (HF) and Density Functional Theory (DFT) play an important role in
computational quantum theory especially in physical chemistry. Melatonin is a hormone …

[PDF][PDF] Synthesis, molecular characterization, biological and computational studies of new molecule contain 1, 2, 4-triazole, and coumarin bearing 6, 8-dimethyl

P Koparir, K Sarac, RA Omar - … Research in Applied …, 2022 - biointerfaceresearch.com
Synthesis 4-(((4-ethyl-5-(thiophen-2-yl)-4H-1, 2, 4-triazol-3-yl) thio) methyl)-6, 8-
dimethylcoumarin and spectral analysis is carried out using the FT-IR and NMR with the …

Synthesis, Characterization and DFT Study of 1-(3-Mesityl-3-methylcyclobutyl)-2-((4-phenyl-5-(thiophen-2-yl)-4H-1, 2, 4-triazol-3-yl) thio) ethan-1-one

RA Omer, P Koparir, M Koparir, RF Rashid… - Protection of Metals and …, 2022 - Springer
(3-Mesityl-3-methylcyclobutyl)-2-((4-phenyl-5-(thiophen-2-yl)-4H-1, 2, 4-triazol-3-yl) thio)-
ethan-1-one was successfully synthesized in this work by condensation of 4-phenyl-5 …