Results 61 to 70 of about 4,584,770 (187)

ZrCl4-catalyzed C-O bond to C-N bond formation: synthesis of 1,2,3-triazoles and their biological evaluation [PDF]

open access: yes, 2014
A simple and efficient protocol was developed for the synthesis of aryl azides directly from aryl carbinols using ZrCl4as a Lewis acid catalyst. The azides were converted to novel triazoles under click reaction conditions, which were evaluated for their ...
Buddana, S   +5 more
core   +1 more source

The combined action of ERG11 gene overexpression and its mutations in the development of Candida albicans resistance to triazolic antifungals

open access: yesЖурнал микробиологии, эпидемиологии и иммунобиологии
Introduction. Modern medicine is faced with the resistance of Candida spp. to antimycotics, due to changes in the expression and structure of the ERG11 gene, the molecular target of triazoles.
Yuri V. Nesvizhsky   +9 more
doaj   +1 more source

Copper Nanoparticles in Click Chemistry [PDF]

open access: yes, 2015
Conspectus: The challenges of the 21st century demand scientific and technological achievements that must be developed under sustainable and environmentally benign practices.
Alonso, Francisco   +2 more
core   +2 more sources

Regioselectivity and Tautomerism of Novel Five-Membered Ring Nitrogen Heterocycles Formed via Cyclocondensation of Acylthiosemicarbazides

open access: yesMolecules, 2008
A series of 1-acyl-4-phenyl/(acridin-9-yl)thiosemicarbazides 3, including fournew compounds, were prepared in order to study substituent effects on cyclizationreactions with oxalyl chloride (producing imidazolidine-4,5-diones 4 ...
Karel D. Klika   +7 more
doaj   +1 more source

The effect of fluorine-containing inhibitors of corrosion of copper in atmospheric conditions [PDF]

open access: yes, 2016
The effect of fluorine-containing inhibitors of corrosion of copper in atmospheric conditions was studied by method of removing anodic polarization curves and corrosion of full-scale tests.
Ivanov, M. G.   +3 more
core   +2 more sources

APX001 Is Effective in the Treatment of Murine Invasive Pulmonary Aspergillosis. [PDF]

open access: yes, 2019
Invasive pulmonary aspergillosis (IPA) due to Aspergillus fumigatus is a serious fungal infection in the immunosuppressed patient population. Despite the introduction of new antifungal agents, mortality rates remain high, and new treatments are needed ...
Alkhazraji, Sondus   +7 more
core  

Regiospecific synthesis of N2-aryl 1,2,3-triazoles from 2,5-disubstituted tetrazoles via photochemically generated nitrile imine intermediates [PDF]

open access: yes, 2014
The synthesis of N2-aryl 1,2,3-triazoles from 2,5-disubstituted tetrazoles was achieved under photochemical conditions. This simple and mild one-step reaction provides regiospecific access to 2,4,5-substituted 1,2,3-triazoles via a nitrile imine ...
Harris, Robert   +2 more
core   +1 more source

Syntheses, Characterization and Biological Activity of Some 1, 2, 4-Triazole Derivatives

open access: yesE-Journal of Chemistry, 2009
Syntheses of a series of 3-alkyl-4- amino-5- cyanomethyl-4H-1, 2, 4-triazoles with active methylene groups are described. The newly synthesized compounds were characterized by spectral and elemental analyses.
R. J. Singh, D. K. Singh
doaj   +1 more source

Combate del rocío azucarado (Sphacelia sorghi McRae) del sorgo (Sorghum bicolor (L.) Moench) con funguicidas.

open access: yesAgronomía Mesoamericana, 2006
Con el objetivo de determinar la efectividad de cinco fungicidas en el combate del rocío azucarado del sorgo causado por Sphacelia sorghi McRae, se llevó a cabo un experimento en el campo experimental del Centro Nacional de Investigaciones Agropecuarias ...
Héctor Mena   +4 more
doaj   +1 more source

Next-generation text-mining mediated generation of chemical response-specific gene sets for interpretation of gene expression data [PDF]

open access: yes, 2013
Background: Availability of chemical response-specific lists of genes (gene sets) for pharmacological and/or toxic effect prediction for compounds is limited. We hypothesize that more gene sets can be created by next-generation text mining (next-gen TM),
Boorsma, J. (Jeffrey)   +8 more
core   +1 more source

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