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Pyridyl-Substituted Ureas and Carbamates: Synthesis and Application (A Review)
AbstractThe review is devoted to the methods of synthesis of pyridine-substituted ureas and carbamates. The classical synthetic approaches to such...
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Rh-catalyzed cyclization of carbamates–synthesis of a new heterocyclic system: tetrahydro-3H-4-oxa-2-thia-2b-azacyclopropa[cd]pentalen-3-one 2,2-dioxide
A simple method for the synthesis of five- and six-membered ring sulfone carbamates was elaborated. The method includes reaction of the corresponding...
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Application of CO2 as a C1-Synthon in Organic Chemistry: II. Catalytic Synthesis of Cyclic Carbonates (Carbamates) from CO2 and Epoxides (Aziridines)
AbstractCarbon dioxide is a cheap, easily available, and practically inexhaustible source of synthetic carbon (C 1 -synthon). Among various...
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One-pot catalytic synthesis of urea derivatives from alkyl ammonium carbamates using low concentrations of CO2
To reduce anthropogenic carbon dioxide (CO 2 ) emissions, it is desirable to develop reactions that can efficiently convert low concentrations of CO 2 ,...
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Synthesis of N-[2-(3,5-Diallyl-2,4,6-trioxo-1,3,5-triazinan-1-yl)ethyl]ureas and -Carbamates
Abstract1-(2-Aminoethyl)-3,5-diallyl-1,3,5-triazinane-2,4,6-trione reacted with phenyl isocyanate and hexamethylene diisocyanate to give previously...
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Amination, Acetamidation, and Amidation of Substituted Aromatic Carbamates in Polyphosphoric Acid
AbstractElectrophilic amination of methyl N -(hydroxyphenyl)carbamates and methyl N -(4-methoxyphenyl)carbamate with sodium azide in 86%...
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Design, Synthesis, Characterization of New Carbamates of 4-Nitrophenylchloroformate and Their Antimicrobial and Antioxidant Activities: an In Vitro and In Silico Approach
A series of new carbamates of 4-nitrophenylchloroformate were synthesized in a simple nucleophilic substitution reaction with experimental simplicity...
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Magnetic porous carbon derived from Zn/Co metal–organic framework as an adsorbent for extraction and determination of carbamates
A novel magnetic porous carbon with a high specific surface and magnetization saturation, derived from a Zn/Co-MOF-5, was fabricated by direct...
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Development of a Pt-graphene nanocomposite-based solid-phase extraction coupled with ultra-performance liquid chromatography–tandem mass spectrometry for the determination of carbamate pesticides in fish
AbstractIn the present work, a potential solid-phase extraction (SPE) material based on graphene anchored with platinum nanoparticles (Pt-Graphene)...
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Palladium-catalyzed regioselective cascade reaction of carbon dioxide, amines and allenes for the synthesis of functionalized carbamates
A palladium-catalyzed regioselective three-component cascade reaction of carbon dioxide, amines and allenes has been developed, providing an...
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Synthesis and Some Transformations of New Acetophenone Derivatives Containing a Carbamate Moiety
AbstractThe acylation of methyl phenylcarbamate, 2-(morpholin-4-yl)ethyl phenylcarbamate, and 2-(pyridin-2-yl)ethyl phenylcarbamate with acetic...
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Rapid detection of carbamate nerve agent analogues using dually functionalized gold nanoclusters
Carbamate nerve agents (CMNAs) are a type of lethal cholinesterase inhibitor with one or more quaternary amine centres and aromatic rings. CMNAs have...
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Counterintuitive chemoselectivity in the reduction of carbonyl compounds
The reactivity of carbonyl functional groups largely depends on the substituents on the carbon atom. Reversal of the commonly accepted order of...
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Insights into the HO· and HOO· radical scavenging activity of aryl carbamate derivative: a computational mechanistic and kinetic investigation
Aryl carbamates exhibit significant utility due to their diverse range of biological activities, including anticancer, antituberculosis, and...
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Carbalkoxilation of polyethylene polyamines with dialkyl carbonates
The reaction of carbalkoxylation of polyethylene polyamines (PEPA) with various dialkyl carbonates, including fluorine-containing ones, was studied...
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Assessing organophosphorus and carbamate pesticides in maize samples using MIP extraction and PSI-MS analyzes
The indiscriminate utilization of agrochemicals causes environmental and animal life impacts. In this regard, methodologies have been developed to...
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Ecotoxicological and Human Health Risks of Pesticides in the Waters of Azagny Area (Grand Lahou, Cote d’Ivoire)
The scope of this study is to know the level of contamination of pesticide residues and the related ecotoxicological risks in the waters of the...
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Non-innocent electrophiles unlock exogenous base-free coupling reactions
Numerous important transition metal-catalysed reactions rely on stoichiometric quantities of an exogenous base to enable catalytic turnover. Despite...
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Display of a novel carboxylesterase CarCby on Escherichia coli cell surface for carbaryl pesticide bioremediation
BackgroundCarbamate pesticides have been widely used in agricultural and forestry pest control. The large-scale use of carbamates has caused severe...
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Alternative Synthetic Routes to Dioxolanes and Thiadiazines
AbstractThe hydrolysis of 2-methylbut-3-yn-2-yl carbamate gave 4,4-dimethyl-5-methylidene-1,3-dioxolan-2-one, whereas...