Results 11 to 20 of about 592,273 (269)

Aromaticity rules

open access: yesNature Chemistry, 2022
The following organizations are thanked for financial support: the Ministerio de Ciencia e Innovación (MICINN, project number PID2020-113711GB-I00) and the Generalitat de Catalunya (project number 2017SGR0039)
openaire   +3 more sources

Synthesis, Characterization and DFT Calculation of Naphthalene-Based Crystal Structure with Pyridylimine-Binding Units

open access: yesCrystals, 2023
This study focuses on the synthesis, characterization, and properties of a yellowish, prism-shaped ligand, N,N′-(naphthalene-1,5-diyl) bis(1-(pyridin-2-yl) methanimine).
Babak Mirtamizdoust   +4 more
doaj   +1 more source

Hydrogenated polycyclic aromatic hydrocarbons: isomerism and aromaticity

open access: yesPhysical Chemistry Chemical Physics, 2020
A simple model based on adjacency matrices is introduced to study the stability of hydrogenated polycyclic aromatic hydrocarbons. Aromaticity governs their relative stability having the most stable isomers the higher number of non-hydrogenated rings.
Paula Pla   +3 more
openaire   +3 more sources

2-Amino-1,3-benzothiazole: Endo N-Alkylation with α-Iodo Methyl Ketones Followed by Cyclization

open access: yesMolecules, 2023
Reactions of 2-amino-1,3-benzothiazole with aliphatic, aromatic and heteroaromatic α-iodoketones in the absence of bases or catalysts have been studied.
Ivan A. Dorofeev   +3 more
doaj   +1 more source

Comparative analysis of the odorants of cilantro (Coriandrum sativum L.) and culantro (Eryngium foetidum L.,) as aromatic crop mimics of family: Apiaceae [PDF]

open access: yesJournal of Horticulture and Postharvest Research, 2021
Purpose: Fresh leaves of cilantro (Coriandrum sativum L.), and culantro (Eryngium foetidum L.,) are used interchangeably based on similar odor, aroma and flavor and considered culinary substitutes.
Puran Bridgemohan   +4 more
doaj   +1 more source

Aromatic Borozene [PDF]

open access: yesNanoscale Research Letters, 2009
Abstract Based on our comprehensive theoretical investigation and known experimental results for small boron clusters, we predict the existence of a novel aromatic inorganic molecule, B12H6. This molecule, which we refer to as borozene, has remarkably similar properties to the well-known benzene.
Szwacki, N G, Weber, V, Tymczak, C J
openaire   +6 more sources

A review of epidemiological studies on neuropsychological effects of air pollution

open access: yesSwiss Medical Weekly, 2012
The aim of the present review is to provide an update of the epidemiological evidence of the effects of air pollution on neuropsychological development and impairment, as well as of the evidence on individual susceptibility to these effects. Animal
M Guxens, J Sunyer
doaj   +1 more source

Individual and Combined Inhalational Sedative Effects in Mice of Low Molecular Weight Aromatic Compounds Found in Agarwood Aroma

open access: yesMolecules, 2021
Agarwood is known to have a sedative effect and the less studied volatile aromatic constituents it contains may have contribution to the activity. In this study, two Kyara grade (highest-grade agarwood in Japan) samples were extracted using headspace ...
Kimberly P. Castro, Michiho Ito
doaj   +1 more source

Recovery and Utilization of Lignin Monomers as Part of the Biorefinery Approach

open access: yesEnergies, 2016
Lignin is a substantial component of lignocellulosic biomass but is under-utilized relative to the cellulose and hemicellulose components. Historically, lignin has been burned as a source of process heat, but this heat is usually in excess of the process
Kirsten M. Davis   +5 more
doaj   +1 more source

OBTENÇÃO DE AMINAS PRIMÁRIAS A PARTIR DA REDUÇÃO DE NITROCOMPOSTOS AROMÁTICOS VIA PROTOCOLOS DE REAÇÕES SUSTENTÁVEIS EM MEIO AQUOSO

open access: yesQuímica Nova, 2022
Aromatic amines are important intermediates in the industry to produce a wide array of products, and the reduction of aromatic nitro compounds is the main methodology for their preparation.
Breno de S. Bernardes   +6 more
doaj   +1 more source

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