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Recent advances in the synthesis and application of N-heterocyclic carbene-based molecular cages
N-Heterocyclic carbene (NHC)-based cages have emerged as a prominent and dynamic research area within the research field of chemistry. Leveraging the...
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Formation of thiovanadyl porphyrins under a high-temperature treatment of heavy crude oil
It has been shown for the first time that the high-temperature treatment of heavy oil with a high content of asphaltenes at 350–450 °C without a...
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Photocatalytic activity of pyrazinoporphyrin in the presence of gold nanoparticles and nanoclusters
The effect of gold nanoparticles and nanoclusters on the catalytic activity of dicarboxy-substituted pyrazinoporphyrin was studied using the...
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Copper-catalyzed intermolecular formal (5 + 1) annulation of 1,5-diynes with 1,2,5-oxadiazoles
One-carbon homologation reactions based on one-carbon insertion into the N−O bond of heterocycles have received tremendous interest over the past...
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Assessing and measuring the active site density of PGM-free ORR catalysts
Fuel cells are already employed in commercial transportation even though their price is still too high to enable widespread production. A viable and...
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Copper(II) phthalocyanine as an efficient and versatile catalyst for click reactions at room temperature
Herein, we report the efficient synthesis of copper(II) phthalocyanines in the presence of DBU as a strong base. These synthesized copper(II)...
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Effect of the Nature of Nitrogen-Containing Bases on Their Catalytic Activity in the Reaction of the Formation of a Zinc Complex with Tetra(4-tert-butyl-5-phenylsulphanil)phthhalocyanine in Benzene
AbstractThe effect of cyclic and acyclic nitrogen-containing organic bases on the formation of a zinc complex with tetra(4- tert -butyl-5-phenylsulfany...
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High Selectivity of Medium Distillates in Fischer–Tropsch Synthesis Using Dual Bed
A dual bed was used as an alternative to favor Fischer–Tropsch Synthesis (FTS) selectivity towards products with higher added value (C 10 –C 20 ), as...
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Synthesis and photodynamic effects of new porphyrin/4-oxoquinoline derivatives in the inactivation of S. aureus
New porphyrin/4-oxoquinoline conjugates were synthesized from the Heck coupling reaction of a β-brominated porphyrin with 1-allyl-4-oxoquinoline...
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Production of Low-Sulfur High-Viscosity Marine Fuel by Hydrotreatment of Oil Residues
The article presents the results of tests of a system of catalysts developed for demetallation and desulfurization of oil residues to produce...
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Advances in Metal-Catalyzed Denitrogenative Pathways for N-Heterocycle Synthesis
For more than a century, cutting-edge research in organic chemistry has been the discovery of novel, powerful synthetic procedures to create very...
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Reduced thermodynamic stability as prerequisite for aggregation of SOD1 mutants: a path through the reduction in intramolecular disulfide bonds
Amyotrophic lateral sclerosis is a fatal, devastating, rapidly progressive, adult onset neurodegenerative disease, which is involved in the formation...
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Identification of durable and non-durable FeNx sites in Fe–N–C materials for proton exchange membrane fuel cells
While Fe–N–C materials are a promising alternative to platinum for catalysing the oxygen reduction reaction in acidic polymer fuel cells, limited...
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Complexation of Halogen-Substituted Tetraphenylporphyrins and Cadmium(II) Tetraphenylporphyrins with MnCl2 in DMF
AbstractThe complexation of 5,10,15,20-tetrakis(2,6-dichlorophenyl)porphyrin and 5,10,15,20-tetrakis(2,6-difluorophenyl)porphyrin and metal exchange...
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Photodegradation of free base and zinc porphyrins in the presence and absence of oxygen
Comparison of photostability in degassed and aerated toluene solutions is reported for 5,10,15,20-tetraphenylporphyrin, 5,10,15-tri( p -tolyl)porphyrin,...
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Synthesis and Functionalization of Unsymmetrical Terbium(III) Bis-Phthalocyaninates, Promising Components of Hybrid Magnetic Materials
AbstractA new unsymmetrical terbium bis-Phthalocyaninate Tb(A 7 B) with one terminal aliphatic OH group was obtained by template cross-condensation of...
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Enantioselective fullerene functionalization through stereochemical information transfer from a self-assembled cage
The regioselective functionalization of C 60 remains challenging, while the enantioselective functionalization of C 60 is difficult to explore due to...
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Catalytic asymmetric synthesis of carbocyclic C-nucleosides
Access to carbocyclic C-nucleosides (CC-Ns) is currently restricted. The few methods available to make CC-Ns suffer from long syntheses and poor...
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Dispersed cobalt oxide on non-conductive zeolite assembly for electrocatalytic water splitting
Electrochemical water splitting has been undergoing wide investigations due to their significance toward economic production of green hydrogen....