دانلود مقالات ISI درباره Cycloaddition + ترجمه فارسی

One-pot multistep synthesis of bipolar carbazolo-phenazines: Hydrogen bond control of Diels-Alder cycloaddition and application for fluoride sensing

Keywords: Naphthoquinone; Cycloaddition; Dehydroaromatization; Cyclocondensation; Phenazines;

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2017 سفارش ترجمه

Quaternary-ammonium-immobilized polystyrenes as efficient and reusable heterogeneous catalysts for synthesis of cyclic carbonate: Effects of linking chains and pendent hydroxyl group

Keywords: Cycloaddition; Ammonium; Long alkyl chain; Hydroxyl group; Heterogeneous catalyst;

دانلود رایگان متن کامل مقاله ISI 10 صفحه سال انتشار : 2017 سفارش ترجمه

Assessing stereoelectronic effects in dipolar cycloadditions yielding fused thiazolopyridone rings

Keywords: Thioisomünchnone; Cycloaddition; Natural bond orbital (NBO); Natural localized molecular orbital (NLMO); Natural steric analysis (NSA); Natural bond critical point (NBCP);

دانلود رایگان متن کامل مقاله ISI 10 صفحه سال انتشار : 2017 سفارش ترجمه

Aryne cycloaddition reactions of benzodioxasilines as aryne precursors generated by catalytic reductive ortho-CH silylation of phenols with traceless acetal directing groups

Keywords: Aryne; Arrylsilyl triflates; Benzodioxasilines; CH activation; Cycloaddition; Silyl acetals;

دانلود رایگان متن کامل مقاله ISI 10 صفحه سال انتشار : 2017 سفارش ترجمه

Azine-imidazole aza-BODIPY analogues with large Stokes shift

Keywords: Boron dipyrromethene; Solid-state fluorescence; Stokes shift; N-oxides; Cycloaddition;

دانلود رایگان متن کامل مقاله ISI 10 صفحه سال انتشار : 2017 سفارش ترجمه

Original ArticleStructure-based design of functionalized 2-substituted and 1,2-disubstituted benzimidazole derivatives and their in vitro antibacterial efficacy

Keywords: Benzimidazole; Antibacterial; Activity index; Cycloaddition; Spectroscopy;

دانلود رایگان متن کامل مقاله ISI 10 صفحه سال انتشار : 2017 سفارش ترجمه

Titanium-catalyzed [6π+2π]-cycloaddition of Si-containing alkynes to bis(1,3,5-cycloheptatriene-7-yl)alkanes

Keywords: Homogeneous catalysis; bis(135-cycloheptatriene-7-yl)alkanes; Titanium; Cycloaddition; Alkynes; Bicyclo[4.2.1]nona-2,4,7-trienes;

دانلود رایگان متن کامل مقاله ISI 11 صفحه سال انتشار : 2017 سفارش ترجمه

[2+2+2] cycloaddition reactions of α,β-unsaturated N-arylaldimines, acetylenedicarboxylates and 2-arylidene-1,3-indanediones

Keywords: Cycloaddition; Spiro[indene-2,3′-pyridine]; Dihydropyridine; 1,3-Oxazine; α,β-unsaturated aldimine; Electron-deficient reaction;

دانلود رایگان متن کامل مقاله ISI 11 صفحه سال انتشار : 2017 سفارش ترجمه

A density functional theory study on the reaction mechanism of hydrazones with α-oxo-ketenes: Comparison between stepwise 1,3-dipolar cycloaddition and Diels-Alder pathways

Keywords: Ab initio calculations; Cycloaddition; ELF (electron localization function); Reaction mechanisms; Regioselectivity; Hydrazones;

دانلود رایگان متن کامل مقاله ISI 12 صفحه سال انتشار : 2017 سفارش ترجمه

A sequential cycloaddition strategy for the synthesis of Alsmaphorazine B traces a path through a family of Alstonia alkaloids

Keywords: Cycloaddition; Oxidation; Alkaloids; Total synthesis; Natural products;

دانلود رایگان متن کامل مقاله ISI 12 صفحه سال انتشار : 2017 سفارش ترجمه

A DFT study on the mechanism of Rh-catalyzed competitive 1,2- versus 1,3-acyloxy migration followed by [5+1] and [4+1] cycloadditions of 1,4-enynes with CO

Keywords: DFT; Transition metal; Rhodium; Acyloxy migration; Enynes; Cycloaddition;

دانلود رایگان متن کامل مقاله ISI 12 صفحه سال انتشار : 2017 سفارش ترجمه

Exploring hydroamination-cycloaddition-fragmentation sequences to access polycyclicguanidines and vinyl-2-aminoimidazoles

Keywords: Cycloaddition; Heterocycle; Alkaloids; 2-Aminoimidazoles; Hydroamination;

دانلود رایگان متن کامل مقاله ISI 13 صفحه سال انتشار : 2017 سفارش ترجمه

Synthesis and cytotoxicity of Baylis-Hillman template derived betulinic acid-triazole conjugates

Keywords: Betulin; Betulinic acid; Baylis-Hillman reaction; Click reaction; Triazole; Cycloaddition;

دانلود رایگان متن کامل مقاله ISI 13 صفحه سال انتشار : 2017 سفارش ترجمه

Valorisation of CO2 with epoxides: Influence of gas/liquid mass transfer on reaction kinetics

Keywords: CO2 valorisation; Mass transfer; Cycloaddition; Epoxides; Cyclic carbonates; CO2 utilisation; Gas/liquid transfer; Enhancement factor; Mass transfer coefficient; Slow regime;

دانلود رایگان متن کامل مقاله ISI 14 صفحه سال انتشار : 2017 سفارش ترجمه

Unusual manganese(III)-mediated oxidative free-radical additions of Meldrum's acid and dimethyl malonate to benzonorbornadiene and oxabenzonorbornadiene

Keywords: Manganase(III) acetate; Copper(II) acetate; Cycloaddition; Oxidation; Dihydrofurans; Rearrangement; Benzonorbornadiene; Oxabenzonorbornadiene;

دانلود رایگان متن کامل مقاله ISI 19 صفحه سال انتشار : 2017 سفارش ترجمه

A theoretical study on the reaction of diazocompounds with C70 fullerene

Keywords: Fullerene; DFT; Cycloaddition; Nanostructure;

دانلود رایگان متن کامل مقاله ISI 25 صفحه سال انتشار : 2017 سفارش ترجمه

The UbiX-UbiD system: The biosynthesis and use of prenylated flavin (prFMN)

Keywords: Prenylated FMN; (de)Carboxylase; Prenyl transferase; UbiX; UbiD; Cycloaddition;

دانلود رایگان متن کامل مقاله ISI 37 صفحه سال انتشار : 2017 سفارش ترجمه

Push-pull fluorenones and benzazulenequinones: regioselective [4+2] and [2+2] cycloadditions of benzopentalenequinone derivative and alkynes bearing an aniline moiety

Keywords: Cycloaddition; Benzopentalenequinone; Alkyne; Fluorescence; Electrochemistry;

دانلود رایگان متن کامل مقاله ISI 4 صفحه سال انتشار : 2016 سفارش ترجمه

Cycloadditions with clays and alumina without solvents

Keywords: Alumina; cycloaddition; Diels-Alder; montmorillonite; solid state reactions;

دانلود رایگان متن کامل مقاله ISI 4 صفحه سال انتشار : 2016 سفارش ترجمه

Fe2(CO)9-mediated [5+1] cycloaddition of vinylcyclopropanes and CO for the synthesis of α, β-cyclohexenones

Keywords: Fe2(CO)9; 5+1; Cycloaddition; Vinylcyclopropane; CO;

دانلود رایگان متن کامل مقاله ISI 4 صفحه سال انتشار : 2016 سفارش ترجمه

Bifunctional AgOAc/ThioClickFerrophos catalyzed asymmetric 1,3-dipolar cycloaddition reaction of azomethine ylides to nitroalkenes

Keywords: Silver acetate; P,S-Ligand; Nitroalkene; Cycloaddition; Azomethine ylide;

دانلود رایگان متن کامل مقاله ISI 5 صفحه سال انتشار : 2016 سفارش ترجمه

Brønsted acid promoted one-pot synthesis of 4-aryl-3,4-dihydrocoumarins

Keywords: Dihydrocoumarins; Friedel-Crafts alkylation; Cycloaddition; Brønsted acid; Perchloric acid;

دانلود رایگان متن کامل مقاله ISI 5 صفحه سال انتشار : 2016 سفارش ترجمه

Multicomponent reactions in Q-Tubes™: one-pot synthesis of benzo[c]chromen-6-one and phenanthridin-6(5H)-one derivatives in a four-component reaction

Keywords: Q-Tube; Phenanthridine; Cycloaddition; Benzo[c]chromenone;

دانلود رایگان متن کامل مقاله ISI 6 صفحه سال انتشار : 2016 سفارش ترجمه

DBU catalyzed metal free synthesis of fused 1,2,3-triazoles through [3+2] cycloaddition of aryl azides with activated cyclic C-H acids

Keywords: DBU; Triazoles; PEG-400; Cycloaddition;

دانلود رایگان متن کامل مقاله ISI 6 صفحه سال انتشار : 2016 سفارش ترجمه

Hydrogen bonding-inspired organocatalysts for CO2 fixation with epoxides to cyclic carbonates

Keywords: Carbon dioxide fixation; Synergetic effect; Cycloaddition; Cyclic carbonate; Organocatalysis; Multi-site hydrogen bonding

دانلود رایگان متن کامل مقاله ISI 6 صفحه سال انتشار : 2016 سفارش ترجمه

Computational insights into cycloadditions of thioisomünchnones with acetylenes: how does sulfur escape from cycloadducts?

Keywords: Mesoionic; Cycloaddition; Thiazolopyridone; Thiirane; Sigmatropic rearrangement;

دانلود رایگان متن کامل مقاله ISI 6 صفحه سال انتشار : 2016 سفارش ترجمه

Stereoselective synthesis of (±)-urechitol A employing [4+3] cycloaddition

Keywords: Urechitol A; Cycloaddition; Epoxides; Natural products; Total synthesis;

دانلود رایگان متن کامل مقاله ISI 6 صفحه سال انتشار : 2016 سفارش ترجمه

A unique macrolactam derivative via a [4+6]-cycloaddition from Streptomyces niveus

Keywords: Macrolactam; Streptomyces niveus; Cytotoxicity; Cycloaddition; In vitro

دانلود رایگان متن کامل مقاله ISI 6 صفحه سال انتشار : 2016 سفارش ترجمه

Formal [4+2] cycloaddition of 3-ethoxycyclobutanones with azo compounds

Keywords: Cycloaddition; Cyclobutanone; Azobenzene; Regioselectivity; Hydropyridazine;

دانلود رایگان متن کامل مقاله ISI 7 صفحه سال انتشار : 2016 سفارش ترجمه

Thermal [3 + 2] cycloaddition of N-iminoquiazoline ylides with allenoates for synthesis of tetrahydropyrazoloquinazoline derivatives

Keywords: Cycloaddition; Allenoates; Azomethine imine; N-iminoquiazoline ylide; Quinazoline;

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2016 سفارش ترجمه

One step synthesis of 2-alkenylchromanes via inverse electron-demand Hetero-Diels-Alder reaction of o-quinone methide with unactivated dienes

Keywords: 2-Alkenylchromane; Cycloaddition; Diels-Alder; Inverse electron-demand; Diastereoselective;

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2016 سفارش ترجمه

Organocatalytic asymmetric synthesis of dihydrocarbazoles via a formal [4+2] cycloaddition of in situ generated o-quinodimethanes with enals

Keywords: Organocatalysis; Cycloaddition; Indole-ortho-quinodimethane; 2,9-Dihydro-1H-carbazole-3-carbaldehyde;

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2016 سفارش ترجمه

Diels-Alder reaction between 1,3,3-trisubstituted-2-vinylcyclohexenes and quinones under exceptionally mild conditions: a concise entry to the cassane-type furanoditerpenoid skeleton

Keywords: Cycloaddition; Organocatalysis; High-pressure reaction; Enyne metathesis; Taepeenin D;

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2016 سفارش ترجمه

Synthesis and electrochemistry property of new crowded multi-ferrocenyl substituted benzene derivatives

Keywords: Multiferrocenyl; Indenyl benzene derivative; Cycloaddition; Crystal structure; Electrochemical property

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2016 سفارش ترجمه

Effect of cis/trans isomerism on selective oxidation of olefins with nitrous oxide

Keywords: Olefins; Cycloaddition; Isomers; Nitrous oxide; Oxidation;

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2016 سفارش ترجمه

An unexpected Lewis acid catalyzed Diels-Alder cycloaddition of aryl allenes and acrylates

Keywords: Cycloaddition; Diels-Alder; Lewis-acid; Allenes; Acrylates;

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2016 سفارش ترجمه

N-tert-Butanesulfinyl imine and aromatic tertiary amide derived non-biaryl atropisomers as chiral ligands for silver-catalyzed endo-selective [3+2] cycloaddition of azomethine ylides with maleimides

Keywords: Cycloaddition; Asymmetric catalysis; Sliver; Azomethine ylide; Phosphine; Atropisomer;

دانلود رایگان متن کامل مقاله ISI 10 صفحه سال انتشار : 2016 سفارش ترجمه

Regioselectivity observed in manganese(III) acetate mediated addition of acetylacetone to various alkenes: mechanistic and theoretical studies

Keywords: Cycloaddition; Substituent effects; Oxidation; Regioselectivity; Mn(OAc)3;

دانلود رایگان متن کامل مقاله ISI 10 صفحه سال انتشار : 2016 سفارش ترجمه

Directed carbonylative (3+1+2) cycloadditions of amino-substituted cyclopropanes and alkynes: reaction development and increased efficiencies using a cationic rhodium system

Keywords: Rhodium; Rhodacyclopentanone; Cycloaddition; N-Heterocycle; Catalysis;

دانلود رایگان متن کامل مقاله ISI 11 صفحه سال انتشار : 2016 سفارش ترجمه

Crystal structure, spectroscopic investigations and quantum chemical calculation studies of (3aR,6S,7aR)-7a-bromo-6-methyl-2-[(4-methylphenyl)sulfonyl]-1,2,3,6,7,7a-hexahydro-3a,6-epoxyisoindole: A combined experimental and theoretical studies

Keywords: IMDA; Cycloaddition; Sulfonamide; Environmentally benign; Crystal structure; DFT

دانلود رایگان متن کامل مقاله ISI 12 صفحه سال انتشار : 2016 سفارش ترجمه

1,3-Dipolar cycloaddition of diaryldiazomethanes across N-ethoxy-carbonyl-N-(2,2,2-trichloroethylidene)amine and reactivity of the resulting 2-azabutadienes towards thiolates and cyclic amides

Keywords: 2-Azabutadienes; Cycloaddition; 1,2,4-Triazoline; Azomethine ylides; Thioether; Macrocyclic complex; Copper;

دانلود رایگان متن کامل مقاله ISI 13 صفحه سال انتشار : 2016 سفارش ترجمه

Cycloaddition reaction of spiro[2.4]hepta-4,6-dien-1-ylmethanol and PTAD: a new rearrangement

Keywords: Cyclopropylmethanol; Cycloaddition; Phenyltriazolinedione; Rearrangement; Spirocyclopentadiene;

دانلود رایگان متن کامل مقاله ISI 16 صفحه سال انتشار : 2016 سفارش ترجمه

Easy construction of furo[2,3-f]isoindole core by the IMDAV reaction between 3-(furyl)allylamines and α,β-unsaturated acid anhydrides

Keywords: Cycloaddition; Diels-Alder; Furan; Isoindole; IMDAV;

دانلود رایگان متن کامل مقاله ISI 18 صفحه سال انتشار : 2016 سفارش ترجمه

Tertiary amines: A new class of highly efficient organocatalysts for CO2 fixations

Keywords: Organocatalyst; tertiary amines; Cycloaddition; CO2 fixation; Epoxide;

دانلود رایگان متن کامل مقاله ISI 18 صفحه سال انتشار : 2016 سفارش ترجمه

Synthesis, characterization and crystal structure of a diketone based Cu(II) complex and its catalytic activity for the synthesis of 1,2,3-triazoles

Keywords: Copper complex; Cycloaddition; 1,2,3-Triazoles;

دانلود رایگان متن کامل مقاله ISI 20 صفحه سال انتشار : 2016 سفارش ترجمه

Recent advances in metal-free catalysts for the synthesis of cyclic carbonates from CO2 and epoxides

Keywords: Cycloaddition; Carbon dioxide; Epoxide; Cyclic carbonate; Metal-free catalyst; Synergy

دانلود رایگان متن کامل مقاله ISI 20 صفحه سال انتشار : 2016 سفارش ترجمه

Synthetic studies on the application of the intramolecular azide-alkene 1,3-dipolar cycloaddition reaction in the construction of the core structure of complex alkaloids

Keywords: Alkaloids; Azides; Cycloaddition; Mannich;

دانلود رایگان متن کامل مقاله ISI 32 صفحه سال انتشار : 2016 سفارش ترجمه

Rapid domino [3+2] cycloaddition, [4+2] cycloreversion, ring-opening and aromatisation of a fused oxanorbornane substrate

Keywords: Cycloaddition; Fragmentation; Retro-Diels-Alder; Aromatisation; One-pot; Domino reaction;

دانلود رایگان متن کامل مقاله ISI 4 صفحه سال انتشار : 2015 سفارش ترجمه

A new water-soluble ligand for efficient copper-catalyzed Huisgen cycloaddition of aliphatic azides and alkynes

Keywords: CRLCZYITPLTDBA-QWRGUYRKSA-N; Cycloaddition; Azides; Alkynes; Copper; Heterocycles;

دانلود رایگان متن کامل مقاله ISI 4 صفحه سال انتشار : 2015 سفارش ترجمه

Catalytic [6π+2π]-cycloaddition of Si-containing alkynes to 7-substituted 1,3,5-cycloheptatrienes under the action of Ti(acac)2Cl2–Et2AlCl

Keywords: Homogeneous catalysis; 1,3,5-Cycloheptatrienes; Titanium; Cycloaddition; Alkynes; bicyclo[4.2.1]nona-2,4,7-trienes

دانلود رایگان متن کامل مقاله ISI 4 صفحه سال انتشار : 2015 سفارش ترجمه