Keywords: اسیدهای لوئیس; Cyclobutanes; Tetrahydropyrans; Cycloaddition; Lewis acids;
مقالات ISI اسیدهای لوئیس (ترجمه نشده)
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Keywords: اسیدهای لوئیس; Organocatalysis; Nitroxyl radicals; Lewis acids; Oxidation
Keywords: اسیدهای لوئیس; Catalysis; Epoxides; Lewis acids; Magnesium; Ring opening;
Keywords: اسیدهای لوئیس; Trifluoroborate salts; Synthetic methodology; Lewis acids; Natural products; Oxygen heterocycles;
Keywords: اسیدهای لوئیس; Perfluoroalkyl phosphorus compounds; Electrochemical fluorination; Conducting salts; Brønsted acids; Lewis acids; Catalysis
Keywords: اسیدهای لوئیس; Lignocellulose; Lewis acids; Acid pulping; Biomass pre-treatment; Characterization;
Keywords: اسیدهای لوئیس; Glucose; Homogeneous catalysis; Lewis acids; Methyl lactate; Sn
Keywords: اسیدهای لوئیس; Lewis acids; TMSOTf-catalyzed rearrangement; Vinyl ethers; C-Glycosides;
The (3+2)- and formal (3+3)-cycloadditions of N-vinylpyrroles with cyclic nitrones and C,N-cyclic azomethine imines
Keywords: اسیدهای لوئیس; Cycloaddition; N-Vinylpyrroles; Lewis acids; Nitrones; Azomethine imines; PUHBXAUATFXZEQ-CLJLJLNGSA-N; GNJNIFCKGICBTH-NHCUHLMSSA-N; JNLUFVKOOVHJHR-NFBKMPQASA-N; WYXDCYXJTVNCTP-ZSEKCTLFSA-N; SOMJEYSJUJWPEH-FGZHOGPDSA-N; PSMOBIYCROTUKD-LOSJGSFVSA-N; VFFMOQK
Regioselective ring opening of styrene oxide by carbon nucleophiles catalyzed by metal-organic frameworks under solvent-free conditions
Keywords: اسیدهای لوئیس; Metal organic frameworks; Ring opening of epoxide; Indole; Heterogeneous catalysis; Lewis acids;
Intramolecular cyclization of polyfluoroalkyl-containing 2-(arylhydrazinylidene)-1,3-diketones
Keywords: اسیدهای لوئیس; 2-(Arylhydrazinylidene)-1,3-diketone; Cinnoline; Indanone; Lewis acids; Triflic acid; Friedel-crafts reaction; Intramolecular cyclization; Tuberculostatic activity; Radical-scavenging activity;
Bis- and tris-phosphinostannane gold complexes featuring Au â Sn dative interactions: Synthesis, structures, and DFT calculations
Keywords: اسیدهای لوئیس; Z ligands; Lewis acids; Tin; Gold; Tripodal ligands;
The reactions of 1,1-diarylallenes with N-acyliminium cations generated from hydroxylactams
Keywords: اسیدهای لوئیس; Allenes; Hydroxylactams; N-Acyliminium cation; Indenes; Fused-ring systems; Lewis acids; Intramolecular Friedel-Crafts reaction; CJUCHSZNZWSUJT-UHFFFAOYSA-N; ZBAJKOJBIKKUKG-GFKSZRKTSA-N; VYVUKYHGIQYZGM-CVXIRMMQSA-N; HMPGPEXIYGMJEK-UHFFFAOYSA-N; VZKTXCPPHP
Deconstruction of lignocellulosic biomass with hydrated cerium (III) chloride in water and ethanol
Keywords: اسیدهای لوئیس; Water; Ethanol; Biomass; Conversion; Lewis acids;
The oligomerization and acylation of precocene I
Keywords: اسیدهای لوئیس; Precocene I; Lewis acids; Oligomerization; Dimers; Cyclic tetramers; Acylation;
Preparation and characterization of Lewis acid grafted sulfonated carbon@titania composites for the multicomponent synthesis of 4H-pyrimido[2,1-b]benzothiazoles and benzoxanthenones under solvent-free conditions
Keywords: اسیدهای لوئیس; Lewis acids; Sulfonated carbon@titania composites; 4H-pyrimido[2,1-b]benzothiazoles; Benzoxanthenones; Solid acid catalyst; Recylability
The first example of the reactions of cyclopropenes with N-acyliminium cations generated from hydroxylactams
Keywords: اسیدهای لوئیس; Cyclopropenes; Hydroxylactams; N-Acyliminium cation; Fused-ring systems; Indenes; Lewis acids;
Acid-catalyzed efficient Friedel-Crafts reaction of indoles with N-Boc aminals
Keywords: اسیدهای لوئیس; Aminals; Indoles; Lewis acids; Friedel-Crafts reaction;
Microwave-assisted synthesis of xanthones promoted by ytterbium triflate
Keywords: اسیدهای لوئیس; Lanthanides; Lewis acids; Microwave synthesis; Ytterbium triflate; Xanthones;
Coordination of N-heterocyclic phosphine- and phosphenium-containing pincer ligands to copper(I): Evidence for reactive electrophilic metal-phosphenium intermediates
Keywords: اسیدهای لوئیس; Copper complexes; Phosphenium cations; Carbene analogues; Lewis acids; X-ray crystal structures;
Tri-lacunary polyoxometalates of Na8H[PW9O34] as heterogeneous Lewis base catalysts for Knoevenagel condensation, cyanosilylation and the synthesis of benzoxazole derivatives
Keywords: اسیدهای لوئیس; Polyoxometalates; Lanthanides; Cyanosilylation; Lewis acids
Preparation of ecological catalysts derived from Zn hyperaccumulating plants and their catalytic activity in Diels–Alder reaction
Keywords: اسیدهای لوئیس; Heterogeneous catalysis; Ecological catalysis; Cycloaddition; Lewis acids; Sustainable chemistryCatalyse hétérogène; Catalyse écologique; Cycloaddition; Acides de Lewis; Chimie durable
Synthetic strategies to 2′-hydroxy-4′-methylsulfonylacetophenone, a key compound for the preparation of flavonoid derivatives
Keywords: اسیدهای لوئیس; Ketones; Synthetic methods; Acylation; Electrophilic substitution; Lewis acids
Aminol initiated Prins cyclization for the synthesis of octahydro-1H-pyrano [3,4-c]pyridine and hexahydro-1H-furo[3,4-c]pyrrole derivatives
Keywords: اسیدهای لوئیس; Prins bicyclization; C-O, C-C bond formation; Aldehydes; Lewis acids;
Investigation of the reaction kinetics of isolated Lewis acid sites in Beta zeolites for the Meerwein–Ponndorf–Verley reduction of methyl levulinate to γ-valerolactone
Keywords: اسیدهای لوئیس; Liquid-phase transfer hydrogenation; γ-Valerolactone; Lewis acids; Zeolites; Reaction kinetics
Identification of reaction intermediates in AlCl3-mediated cyclocondensation reactions by simultaneous in situ ATR-FTIR and UV-vis spectroscopy
Keywords: اسیدهای لوئیس; Cyclization; Lewis acids; IR spectroscopy; UV-vis spectroscopy; Reaction mechanisms;
Synthesis and antiproliferative activity of α-branched α,β-unsaturated ketones
Keywords: اسیدهای لوئیس; Antitumor agents; α-Branched α,β-unsaturated ketones; Chalcones; Lewis acids; Structure-activity relationships;
Insight in the activity and diastereoselectivity of various Lewis acid catalysts for the citronellal cyclization
Keywords: اسیدهای لوئیس; Lewis acids; Selectivity; Activity; Heterogeneous catalysis; Chemical kinetics; Citronellal cyclization; Cu-BTC; ATPH; ZnBr2; Diastereoselective catalysis;
Mono- and di-borylated [3]ferrocenophanes
Keywords: اسیدهای لوئیس; Boron; [3]Ferrocenophane; Iron; Lewis acids; Organoborane; Planar chirality
Bromination at C-5 of pyrimidine and C-8 of purine nucleosides with 1,3-dibromo-5,5-dimethylhydantoin
Keywords: اسیدهای لوئیس; Bromination; 1,3-Dibromo-5,5-dimethylhydantoin; Lewis acids; Purines; Pyrimidines; Nucleosides;
Boron difluoride complexes of carbamoyl Meldrum's acids
Keywords: اسیدهای لوئیس; Meldrum's acid; Lewis acids; Boron; Complexes
Positional chemoselectivity in the Zn(II)-mediated removal of phenol protecting groups
Keywords: اسیدهای لوئیس; Chemoselectivity; Phenol deprotection; Lewis acids; Protecting groups;
Room-temperature polymerization of β-pinene by niobium and tantalum halides
Keywords: اسیدهای لوئیس; β-Pinene; Cationic polymerization; Lewis acids; Niobium halides; Tantalum halides
Direct alkoxysilylation of alkoxysilanes for the synthesis of explicit alkoxysiloxane oligomers
Keywords: اسیدهای لوئیس; Alkoxysilanes; Siloxanes; Nonhydrolytic synthesis; Sol–gel processes; Lewis acids
Synthesis of 8-aryl substituted benzo[a]phenanthridine derivatives by consecutive three component tandem reaction and 6-endo carbocyclization
Keywords: اسیدهای لوئیس; Alkynes; Metals; Lewis acids; C-H bond activation; Functionalization;
Formal [3+3] cyclocondensations of 1,3-bis(silyloxy)-1,3-butadienes with 1-chloro-1,1-difluoro-4,4-dimethoxybut-3-en-2-one and 1,1-difluoro-4,4-dimethoxybut-3-en-2-one. Regioselective synthesis of fluorinated salicylates and pyran-4-ones
Keywords: اسیدهای لوئیس; Cyclizations; Lewis acids; Silyl enol ethers; Organofluorine compounds; Regioselectivity
PEG as an alternative reaction medium in metal-mediated transformations
Keywords: اسیدهای لوئیس; Poly(ethylene glycol); PEG; Catalysis; Organometallic chemistry; Transition metals; Post-transition metals; Palladium; Copper; Lewis acids; Nanoparticles; Microwaves; Cross-coupling; Heterocycles; Recycling
Direct asymmetric aldol reaction co-catalyzed by l-proline and group 12 elements Lewis acids in the presence of water
Keywords: اسیدهای لوئیس; Aldol reaction; Dual activation; Lewis acids; Proline;
An efficient and reusable heterogeneous catalyst Animal Bone Meal for facile synthesis of benzimidazoles, benzoxazoles, and benzothiazoles
Keywords: اسیدهای لوئیس; Animal Bone Meal; Benzimidazoles; Benzoxazoles; Benzothiazoles; Lewis acids; Air;
Zn2+-K10-clay (clayzic) as an efficient water-tolerant, solid acid catalyst for the synthesis of benzimidazoles and quinoxalines at room temperature
Keywords: اسیدهای لوئیس; Benzimidazoles; Quinoxalines; K10-Montmorillonite; Clayzic; Lewis acids;
Regioselective ring opening of exo- and endo-3,4-benzylidene acetals of arabinopyranoside derivatives with Lewis acids and reducing agents
Keywords: اسیدهای لوئیس; Regioselective ring opening; Benzylidene acetal; Arabinose; Lewis acids; BF3·OEt2
A quantum-chemical study on the boron centers in nonaqueous electrolyte solutions and polymer electrolytes
Keywords: اسیدهای لوئیس; Polymer electrolytes; Lithium salt; Lewis acids; Ion complexation; Solvent effects
A theoretical study of boron tetrahalides: Structures and electron affinities
Keywords: اسیدهای لوئیس; Superhalogens; Electron affinities; Lewis acids; Boron halides; Vertical detachment energies;
A halide-initiated aza-Baylis-Hillman reaction: generation of unnatural amino acids
Keywords: اسیدهای لوئیس; Aza-Baylis-Hillman; Unnatural amino acids; Allenic ketones; Lewis acids;
Ytterbium triflate catalyzed synthesis of chlorinated lactones
Keywords: اسیدهای لوئیس; Lactones; Lewis acids; Solvent-free conditions; Ytterbium triflate;
Bis-Lewis acids-catalyzed highly diastereoselective one-pot reductive dehydroxylation of chiral N,O-acetals
Keywords: اسیدهای لوئیس; Cooperative effects; Diastereoselectivity; Lewis acids; Asymmetric synthesis; Heterocycles;
Improved catalytic and stereoselective glycosylation with glycosyl N-trichloroacetylcarbamate: application to various 1-hydroxy sugars
Keywords: اسیدهای لوئیس; Glycosylation; Lewis acids; Solvent effects; Synthetic methods
Catalysis by supported Lewis acids: An efficient method for transesterification of phosphotriesters
Keywords: اسیدهای لوئیس; Phosphotriesters; Transesterification; Heterogeneous catalysis; Lewis acids; Silica gel
Metallocene bis(perfluoroalkanesulfonate)s as air-stable cationic Lewis acids
Keywords: اسیدهای لوئیس; Metallocenes; Perfluorooctanesulfonates; Lewis acids
Lewis acid-catalyzed Beckmann rearrangement of ketoximes in ionic liquids
Keywords: اسیدهای لوئیس; Ionic liquids; Beckmann rearrangement; Lewis acids