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Modeling the alkylation of amines with alkyl bromides: explaining the low selectivity due to multiple alkylation
ContextNucleophilic substitution reactions of aliphatic amines with alkyl halides represent a simple and direct mechanism for obtaining higher-order...
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Copper-catalyzed alkylation reactions of indole: An overview
The development of effective techniques to produce functionalized indoles has garnered a lot of interest in synthetic organic chemistry. One of the...
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Alkylation of tetrazoles with 1-halomethyl-2-methoxydiazene 1-oxides
Synthesis of halomethyl derivatives of 2-methoxydiazene 1-oxides was developed. It was shown that alkylation of tetrazole salts with bromomethyl and...
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Quantum Chemical Study of the Production of 1-Vinyladamantane As a Result of Ionic Alkylation of Adamantane with Ethylene
AbstractA multi-stage process is considered for the formation of vinyl adamantane via the ionic alkylation of adamantane with ethylene using aluminum...
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Selectivity of Alkylation of Malononitrile Derivatives with α-Bromocarbonyl Compounds
AbstractThe selectivity of alkylation of malononitrile derivatives with α-bromocarbonyl compounds has been studied. The structure of some alkylation...
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Nickel-catalyzed regioselective B(3,4,5,6)-H tetra-alkylation of o-carboranes
Though transition metal-catalyzed cage BH methylation has been well documented, catalytic alkylation of cage BH bonds remained elusive because...
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Fabrication of surface passivated two-dimensional MFI zeolite for alkylation between toluene with methanol
The fabrication of suitable MFI zeolites to effectively produce para -xylene through the alkylation between toluene and methanol is highly desired....
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Alkylation of oxytriazene oxide salts with 2-(chloromethoxy)diazene 1-oxide derivatives
A general synthesis of 2-chloromethoxy-1-diazene oxides from their salts was developed. Alkylation of the sodium salts of oxytriazene oxides with...
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Quantum-Chemical Study of Formation of Alkyl- and Alkenyladamantanes by Ionic Alkylation with Olefins
AbstractThe thermodynamic parameters of formation reactions (total energy at 0 K, enthalpy, and Gibbs free energy at a temperature of 298.15 K and a...
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3d-Metal Catalyzed C–C Bond Formation Through α-Alkylation of Ketones
The formation of C–C bonds is at the very heart of synthetic chemistry for building the carbon skeleton of molecules. This chapter gives an overview...
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Quantum Chemical Study of 3,4-Dihydro-2
H -Thiopirane-1,1-Dioxide AlkylationAbstractThe reaction of 3,4-dihydro-2 H -thiopyrane-1,1-dioxide and 3,4,6-triphenyl-3,4-dihydro-2 H -thiopyrane-1,1-dioxide alkylation is studied by a...
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Quantum Chemical Study of the Benzene Alkylation Reaction with Cyclohex-4-Ene-1,2-Dicarboxylic Acid
AbstractThe Friedel–Crafts alkylation of benzene with cyclohex-4-ene-1,2-dicarboxylic acid is studied by quantum chemical methods. Parameters of the...
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Selective N-alkylation catalyzed by polymer gels with crosslinked domains containing iridium complexes
Polymer gel catalysts are attractive due not only to their recyclability but also to the unique reaction environment in the internal space of the...
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Alkylation of Ethyl 2-Aryl-1-hydroxy-4-methyl-1H-imidazole-5-carboxylates with Benzyl Halides
AbstractThe alkylation of ethyl 2-aryl-1-hydroxy-4-methyl-1 H -imidazole-5-carboxylates with substituted benzyl halides resulted in the selective...
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C-H alkylation of pyridines with olefins catalyzed by imidazolin-2-iminato-ligated rare-earth alkyl complexes
An array of rare-earth bis(aminobenzyl) complexes supported by imidazolin-2-iminato ligands were synthesized and structurally characterized. These...
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Response surface methodology optimization and kinetic study of isobutene/2-butene alkylation reaction
The multi-factorial analysis was carried out for the alkylation reaction of isobutene/2-butene with response surface methodology (RSM), and a...
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Alkylation of furancarboxylic acid derivatives with alkenes catalyzed by nickel complexes with N-heterocyclic carbenes
An efficient catalytic system based on commercially available nickel source (NiCp 2 ), N-heterocyclic carbene, and a reducing agent (HCOONa) for...
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Results of Development of a Jet Reactor Design for Second-Stage Sulfuric Acid Alkylation
Enhancement of sulfuric acid alkylation process efficiency in oil refineries by introducing a newly designed jet reactor into the process is...
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Intramolecular Friedel–Crafts alkylation by electrochemical carbenium ion generation
Electrochemical activation of trialkylstannylmethyl group as an electroauxiliary for carbenium ion generation enables the intramolecular...
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Study on Isobutane/1-Butene Alkylation Over Phosphorus-Modified HY Zeolite
The present work reports the excellent catalytic performance of phosphorus-modified HY zeolite in the alkylation of isobutane with 1-butene. A series...
