Showing papers in "Canadian Journal of Chemistry in 2019"
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TL;DR: This work presents the preparation of a new series of N-(substituted phenyl)-2-(4-oxo-5-(4-(thieno[2,3-d]-pyrimidin-4-yloxy)benzylidene)-2-thioxothiazolidin-3-yl)acetamide derivatives (8a–8l), found to have antibacterial potency against E. coli and antifungal potency against A. al
Abstract: This work presents the preparation of a new series of N-(substituted phenyl)-2-(4-oxo-5-(4-(thieno[2,3-d]-pyrimidin-4-yloxy)benzylidene)-2-thioxothiazolidin-3-yl)acetamide derivatives (8a–8l). A co...
27 citations
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TL;DR: The isomerization and reductive elimination reactions from octahedral organometallic complexes of palladium(IV) and platinum (IV) usually occur through five-coordinate intermediates that cannot be d...
Abstract: The isomerization and reductive elimination reactions from octahedral organometallic complexes of palladium(IV) and platinum(IV) usually occur through five-coordinate intermediates that cannot be d...
19 citations
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TL;DR: The ability to undergo spin-allowed exciton multiplication makes singlet fission materials promising for photovoltaic applications as mentioned in this paper, and the separation of correlated triplet pairs, 1(T )
Abstract: The ability to undergo spin-allowed exciton multiplication makes singlet fission materials promising for photovoltaic applications. Here, we examine the separation of correlated triplet pairs, 1(T…...
18 citations
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TL;DR: A well-developed understanding of the Lewis acid base model is highly important for the understanding of organic chemistry as discussed by the authors, and students should receive instruction and be assessed on use of this model.
Abstract: A well-developed understanding of the Lewis acid–base model is highly important for the understanding of organic chemistry. As such, students should receive instruction and be assessed on use of th...
18 citations
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TL;DR: In this paper, an efficient and straightforward protocol for direct synthesis of 2H-indazoles is achieved from consecutive condensation of 2-halobenzaldehydes, primary amines, and sodium azide catalyzed by hetero...
Abstract: An efficient and straightforward protocol for direct synthesis of 2H-indazoles is achieved from consecutive condensation of 2-halobenzaldehydes, primary amines, and sodium azide catalyzed by hetero...
18 citations
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TL;DR: A novel electrochemical horseradish peroxidase (HRP) sensor was developed based on boronate affinity-based electropolymerized polythionine (PTh) molecularly imprinted polymer (MIP) as specific reco...
Abstract: A novel electrochemical horseradish peroxidase (HRP) sensor was developed based on boronate affinity-based electropolymerized polythionine (PTh) molecularly imprinted polymer (MIP) as specific reco...
17 citations
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TL;DR: Bare, uncoated magnetite nanoparticles, synthesized using an electrochemical surfactant-free synthesis, have highly oxidized surfaces that prevent aggregation as mentioned in this paper, and have demonstrated high performance.
Abstract: Bare, uncoated magnetite nanoparticles, synthesized using an electrochemical surfactant-free synthesis, have highly oxidized surfaces that prevent aggregation. These particles have demonstrated hig...
16 citations
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TL;DR: The 1,4-bis(2,6-dibromo-4-formylphenoxy)butane (1, 4-bis) was first proposed by.
Abstract: The novel 1,4-bis(2,6-dibromo-4-formylphenoxy)butane (3), prepared from 3,5-dibromobenzaldehyde (1), reacted with different hydrazines 4a–4d and active methylene containing compounds 9a–9d to give ...
16 citations
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TL;DR: With increasing prevalence of boron nitride nanotubes (BNNTs), the need for routine and reliable assessment methods is becoming more critical both for research studies and for quality control in na... as discussed by the authors.
Abstract: With increasing prevalence of boron nitride nanotubes (BNNTs), the need for routine and reliable assessment methods is becoming more critical both for research studies and for quality control in na...
13 citations
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TL;DR: In this article, a self-assembly protocol and decorated with Cu(I) to prepare a nanostructural catalyst was used. But the catalytic activity of this prepared nanomaterial (Cu(I)-PNF) was not analyzed.
Abstract: Peptide nanofiber has been prepared via a self-assembly protocol and decorated with Cu(I) to prepare a nanostructural catalyst. The catalytic activity of this prepared nanomaterial (Cu(I)–PNF) was ...
12 citations
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TL;DR: In this paper, the photocatalytic properties of 1 mol% Ag-doped TiO2 nanocrystals and 1.6 mol% Zn co-dope powders were synthesized by the sol-gel route.
Abstract: In this study, TiO2 nanocrystals, 1 mol% Ag-doped TiO2, and 1 mol% Ag and 0.6 mol% Zn co-doped TiO2 powders were synthesized by the sol–gel route. Their photocatalytic activities on methyl orange d...
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TL;DR: In this article, the aim of past synthesis has primarily focused on achieving a given transformation, regardleaving regard to the conversion of molecules into valuable materials, which has always been a target of chemistry.
Abstract: Chemistry has always had as a target the conversion of molecules into valuable materials. Nevertheless, the aim of past synthesis has primarily focused on achieving a given transformation, regardle...
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TL;DR: In this article, a functionalizing nanosilica (n-SiO2) particles with suitable active organic moiety leads to the formation of surfaces with precisely controlled physical and chemical characteristics.
Abstract: Functionalizing nanosilica (n-SiO2) particles with suitable active organic moiety leads to the formation of surfaces with precisely controlled physical and chemical characteristics. In this work, a...
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TL;DR: In this article, four different lanthanide (Ce, Dy, Lu, and Sm) doped TiO2 mesoporous materials were synthesized using the sol-gel method with titanium (IV) isopropoxide as the precursor.
Abstract: Four different lanthanide (Ce, Dy, Lu, and Sm) doped TiO2 mesoporous materials were synthesised using the sol–gel method with titanium (IV) isopropoxide as the precursor. All of the synthesized mat...
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TL;DR: Graphene oxide was functionalized with chitosan for palladium immobilization (GO-Chit-Pd), which was used as an efficient catalyst for the reduction of aromatic nitro compounds using sodium borohyd... as mentioned in this paper.
Abstract: Graphene oxide was functionalized with chitosan for palladium immobilization (GO–Chit–Pd), which was used as an efficient catalyst for the reduction of aromatic nitro compounds using sodium borohyd...
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TL;DR: In this paper, a simple and easy method of solid phase extraction followed by capillary electrophoresis with capacitively coupled contactless conductivity detection (C4D) is evaluated as a method for solid phase detection.
Abstract: In this paper, a simple and easy method of solid phase extraction (SPE) followed by capillary electrophoresis (CE) with capacitively coupled contactless conductivity detection (C4D) is evaluated as...
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TL;DR: A new TiO2/SiO2 photocatalyst codoped with fluorine and iron was synthesized using the sol-gel process and immobilized onto glass beads by coupling two methods of dip coating and heat attachment as mentioned in this paper.
Abstract: A new TiO2/SiO2 photocatalyst codoped with fluorine and iron was synthesized using the sol–gel process and immobilized onto glass beads by coupling two methods of dip coating and heat attachment. T...
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TL;DR: In this article, the authors reported the method for an efficient one-pot synthesis of 3,5-diaryl substitutations for 1,2,4-oxadiazole.
Abstract: 1,2,4-Oxadiazole is one of the most promising heterocyclic ring systems in medicinal chemistry. In the present paper, we report the method for an efficient one-pot synthesis of 3,5-diaryl substitut...
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TL;DR: To circumvent the complicated natural peroxidases, palladium nanoparticles embedded in melamine cyanurate (MCA-Pd NPs) were synthesized as discussed by the authors, which catalyzed the oxidation of ABTS2 by H2O2.
Abstract: To circumvent the complicated natural peroxidases, palladium nanoparticles embedded in melamine cyanurate (MCA-Pd NPs) were synthesized. MCA-Pd NPs catalyzed the oxidation of ABTS2– by H2O2, and th...
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TL;DR: In this article, the molecular structures of 12 azabenzenes have been optimized with the Gaussian09 package at the level of coupled cluster singles and doubles with the basis set cc-pVTZ.
Abstract: The molecular structures of 12 azabenzenes have been optimized with the Gaussian09 package at the level of coupled cluster singles and doubles with the basis set cc-pVTZ. The optimized geometry of ...
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TL;DR: In this paper, a simple and low-cost spray painting technique was developed for the fabrication of microfluidic paper-based devices, which used aerosol spray paint to build micro-structured devices.
Abstract: A novel, simple, and low-cost spray painting technique has been developed for the fabrication of microfluidic paper-based devices. The devices that we developed utilize aerosol spray paint to build...
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TL;DR: In this paper, the sorption process of heavy metal ions from aqueous solutions using chitosan flakes and beads was studied, and it was shown that the process can be improved by using covalent cross-linking of chitosa chains.
Abstract: The sorption process of heavy metal ions from aqueous solutions using chitosan flakes and chitosan beads was studied. Chitosan gel beads were prepared using covalent crosslinking of chitosan chains...
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TL;DR: In this article, a reliable electrochemical sensor was fabricated for direct and sensitive determination of norepinephrine (NE) based on gold nanoparticles, ionic liquid crystal, and β-cyclodextrin modified c.
Abstract: A novel, reliable electrochemical sensor is fabricated for direct and sensitive determination of norepinephrine (NE) based on gold nanoparticles, ionic liquid crystal, and β-cyclodextrin modified c
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TL;DR: Perovskite solar cells have emerged as one of the most promising next-generation photovoltaic technologies and have achieved a record power conversion efficiency of 22.7% as discussed by the authors.
Abstract: Perovskite solar cells have emerged as one of the most promising next-generation photovoltaic technologies and have achieved a record power conversion efficiency of 22.7%. The technology meets indu...
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TL;DR: By leveraging the fundamental doctrine of the quantum theory of atoms in molecules as mentioned in this paper, the partitioning of the electron charge density (ρ) into regions bounded by surfaces of zero flux, the authors of this paper map the electron density into regions with zero flux.
Abstract: By leveraging the fundamental doctrine of the quantum theory of atoms in molecules — the partitioning of the electron charge density (ρ) into regions bounded by surfaces of zero flux — we map the g...
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TL;DR: Azaoxaadamantane cage compounds were firstly designed by introducing the oxygen atom into hexanitrohexaazaoxa-admantane (HNHAA) to replace the N-NO2 group as discussed by the authors.
Abstract: A new family of azaoxaadamantane cage compounds were firstly designed by introducing the oxygen atom into hexanitrohexaazaoxaadmantane (HNHAA) to replace the N–NO2 group. Their properties including...
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TL;DR: In this paper, a two-step method was used to synthesize EDTA-functionalized halloysite nanotubes (EDTA-HNTs) by using Fourier transform infrared spectra and X-ray diffraction.
Abstract: EDTA-functionalized halloysite nanotubes (EDTA-HNTs) were synthesized by a two-step method. The structures of the EDTA-HNTs were analyzed by Fourier-transform infrared spectra, X-ray diffraction, t...
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TL;DR: Cystamine, an organic diamino-disulfide, is among the best known radiation-protective compounds, although the underlying molecular mechanisms by which it operates remain poorly understood as mentioned in this paper.
Abstract: Cystamine, an organic diamino-disulfide, is among the best of the known radiation-protective compounds, although the underlying molecular mechanisms by which it operates remain poorly understood. T...
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TL;DR: In this article, a tetramethylammonium chloride (1,6-hexanediol) was used for the crystallization of zeolite ZSM-39 (MTN), a clathrate and silicate analogue of the 17 cubic gas hydrate.
Abstract: Crystallization of zeolite ZSM-39 (MTN), a clathrate and silicate analogue of the 17 A cubic gas hydrate, was examined in a solvent system involving a tetramethylammonium chloride – 1,6-hexanediol ...
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TL;DR: In this paper, a simple and efficient approach for the synthesis of N,N′-methylenebisamides through a Selectfluor-mediated oxidative reaction of aromatic amides and DMP was described.
Abstract: A simple and efficient approach for the synthesis of N,N′-methylenebisamides through a Selectfluor-mediated oxidative reaction of aromatic amides and N,N-dimethylpropanamide (DMP) is described Rem