Results 21 to 30 of about 4,981 (238)

Antiviral Essential Oil Components Against SARS-CoV-2 in Pre-procedural Mouth Rinses for Dental Settings During COVID-19: A Computational Study

open access: yesFrontiers in Chemistry, 2021
COVID-19 mainly spreads through cough or sneeze droplets produced by an infected person. The viral particles are mostly present in the oral cavity. The risk of contracting COVID-19 is high in the dental profession due to the nature of procedures involved
Pradeep Kumar Yadalam   +7 more
doaj   +1 more source

Understanding the coupling of non-metallic heteroatoms to CO2 from a Conceptual DFT perspective. [PDF]

open access: yesJ Mol Model
Abstract Context A Conceptual DFT (CDFT) study has been carry out to analyse the coupling reactions of the simplest amine (CH3NH2), alcohol (CH3OH), and thiol (CH3SH) compounds with CO2 to form the corresponding adducts CH3NHCO2H, CH3OCO2H, and CH3SCO2H.
Ferrer M   +3 more
europepmc   +5 more sources

The Azide-Allene Dipolar Cycloaddition: Is DFT Able to Predict Site- and Regio-Selectivity?

open access: yesMolecules, 2021
The site- and regio-selectivity of thermal, uncatalysed 1,3-dipolar cycloadditions between arylazides and mono- or tetra-substituted allenes with different electronic features have been investigated by both conceptual (reactivity indices) and ...
Giorgio Molteni, Alessandro Ponti
doaj   +1 more source

A density functional theory insight into the structure and reactivity of diphenyltin(IV) derivative of glycylphenylalanine

open access: yesMain Group Metal Chemistry, 2016
The quantum-chemical calculations based on density functional theory (DFT) have been performed on the diphenyltin(IV) derivative of glycyl-phenylalanine (H2L) at the B3LYP/6-31G(d,p)/LANL2DZ(Sn) level of theory without any symmetry constraint.
Pokharia Sandeep   +4 more
doaj   +1 more source

Chemical Reactivity Theory Study of Advanced Glycation Endproduct Inhibitors

open access: yesMolecules, 2017
Several compounds with the known ability to perform as inhibitors of advanced glycation endproducts (AGE) have been studied with Density Functional Theory (DFT) through the use of ...
Juan Frau, Daniel Glossman-Mitnik
doaj   +1 more source

Computational Study of 3,4-Diphenyl-1,2,5-Thiadiazole 1-Oxide for Organic Photovoltaics

open access: yesInternational Journal of Photoenergy, 2009
We make use of a model chemistry within Density Functional Theory (DFT) recently presented, which is called CHIH-DFT, to calculate the molecular structure of 3,4-diphenyl-1,2,5-thiadiazole 1-oxide (TSO), as well to predict its infrared (IR), ultraviolet (
Daniel Glossman-Mitnik
doaj   +1 more source

Theoretical Study of Copper Complexes: Molecular Structure, Properties, and Its Application to Solar Cells

open access: yesInternational Journal of Photoenergy, 2013
We present a theoretical investigation of copper complexes with potential applications as sensitizers for solar cells. The density functional theory (DFT) and time-dependent DFT were utilized, using the M06 hybrid meta-GGA functional with the LANL2DZ ...
Jesus Baldenebro-Lopez   +4 more
doaj   +1 more source

Recent Advances in Cartesian-Grid DFT in Atoms and Molecules

open access: yesFrontiers in Chemistry, 2022
In the past several decades, density functional theory (DFT) has evolved as a leading player across a dazzling variety of fields, from organic chemistry to condensed matter physics.
Sangita Majumdar, Amlan K. Roy
doaj   +1 more source

The activity of indenylidene derivatives in olefin metathesis catalysts

open access: yesBeilstein Journal of Organic Chemistry, 2018
The first turnover event of an olefin metathesis reaction using a new family of homogenous Ru-based catalysts bearing modified indenylidene ligands has been investigated, using methoxyethylene as a substrate.
Maria Voccia   +3 more
doaj   +1 more source

Facile synthesis of N- (4-bromophenyl)-1- (3-bromothiophen-2-yl)methanimine derivatives via Suzuki cross-coupling reaction: their characterization and DFT studies

open access: yesChemistry Central Journal, 2018
A variety of imine derivatives have been synthesized via Suzuki cross coupling of N-(4-bromophenyl)-1-(3-bromothiophen-2-yl)methanimine with various arylboronic acids in moderate to good yields (58–72%).
Komal Rizwan   +11 more
doaj   +1 more source

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