Keywords: جایگزینی الکتروفیلی; Triphenylphosphine ditriflate; Carboxylic acids; Arenes; Sodium hydrogen carbonate; Electrophilic substitution;
مقالات ISI جایگزینی الکتروفیلی (ترجمه نشده)
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Facile synthesis of fluorinated resorcinol-formaldehyde aerogels
Keywords: جایگزینی الکتروفیلی; Resorcinol-formaldehyde aerogels; Hexafluoroacetone; Fluorination; Electrophilic substitution;
Keywords: جایگزینی الکتروفیلی; PCBs; Congeners; Nucleophilic substitution; Electrophilic substitution; Descriptors;
Effect of different carboxylic acids on the aromatic hydroxylation with H2O2 in the presence of an iron aminopyridine complex
Keywords: جایگزینی الکتروفیلی; Aromatic oxidation; Electrophilic substitution; Hydrogen peroxide; Intermediates; Iron; Oxidation;
18F-labeled norepinephrine transporter tracer [18F]NS12137: radiosynthesis and preclinical evaluation
Keywords: جایگزینی الکتروفیلی; Fluorine-18; [18F]Selectfluor; NS12137; electrophilic substitution; norepinephrine transporter; NET;
Chlorination of bisphenol S: Kinetics, products, and effect of humic acid
Keywords: جایگزینی الکتروفیلی; Bisphenol S; Chlorine; Humic acid; Electrophilic substitution; Electron transfer;
Chlorination of the terminal hydrogen atoms in the hydrogen-rich group 5 dimetallaboranes (Cp*M)2(B2H6)2 (MÂ = Nb, Ta)
Keywords: جایگزینی الکتروفیلی; Perchlorination; Electrophilic substitution; Tantalum; Niobium;
Palladium-catalyzed electrophilic C-H fluorination of arenes using oxazoline as a removable directing group
Keywords: جایگزینی الکتروفیلی; C-H fluorination; Removable directing group; Electrophilic substitution; Oxazolines;
Diastereoselective synthesis of α,α,αâ²-trisubstituted pyrrolidines and piperidines by directed sequential lithiation/alkylation
Keywords: جایگزینی الکتروفیلی; Directed lithiation; Trisubstituted pyrrolidines; Trisubstituted piperidines; Diastereoselective alkylation; Electrophilic substitution;
Electrophilic substitution of acetyltrimethylsilane with tellurium(IV) halides: A synthetic route to 3-methyl-5-(trimethylsilyl)-1,2-oxatellurol-1-ium halides
Keywords: جایگزینی الکتروفیلی; Acetyltrimethylsilane; 3-methyl-5-(trimethylsilyl)-1,2-oxatellurol-1-ium halides; Electrophilic substitution
Synthesis of new fluorescent 1-(thien-2-yl)-9H-thieno[3,4-b]-chroman-9-ones and their fluorescent photomodulation by photochromic dihetarylethenes
Keywords: جایگزینی الکتروفیلی; 9H-Thieno[3,4-b]-chroman-9-one; Electrophilic substitution; Photochromic diarylethene; Synthesis; Photochromism; Fluorescence;
Dithieno[3,2-b:2â²,3â²-d]furan as a new building block for fused conjugated systems
Keywords: جایگزینی الکتروفیلی; Dithieno[3,2-b:2â²,3â²-d]furan; Fused heterocycle; Electrophilic substitution; Coupling reaction;
Metal-free halogenation of arylboronate with N-halosuccinimide
Keywords: جایگزینی الکتروفیلی; Halogenation; Aryl boronate; N-Halosuccinimide; Electrophilic substitution;
Synthesis of thieno[3,4-b]pyrrole derivatives based on the reaction of 1-methyl-2-nitromethylenepyrrolidine with isothiocyanates
Keywords: جایگزینی الکتروفیلی; Cyclic enamines; Nitroenamines; Isothiocyanates; Electrophilic substitution; Thieno[3,4-b]pyrrolе;
Synthetic strategies to 2′-hydroxy-4′-methylsulfonylacetophenone, a key compound for the preparation of flavonoid derivatives
Keywords: جایگزینی الکتروفیلی; Ketones; Synthetic methods; Acylation; Electrophilic substitution; Lewis acids
Some electrophilic reactivity studies of di-(2-indolyl)dibenzofurans and di-(2-indolyl)carbazoles
Keywords: جایگزینی الکتروفیلی; Bis-indoles; Biindolyls; Dibenzofurans; Carbazoles; Indole synthesis; Formylation; Glyoxylic amides; Electrophilic substitution;
Synthesis and spectroscopic properties of 5-tert-butyl-3-(trifluoromethyl)phthalonitrile: a novel precursor for the synthesis of phthalocyanines
Keywords: جایگزینی الکتروفیلی; Phthalonitriles; Electrophilic substitution; Nucleophilic trifluoromethylation; Phthalocyanines;
Chirality transfer in Brook rearrangement-mediated SE2Ⲡsolvolytic protonation and its use in estimation of the propensity for racemization of the α-lithiocarbanions of the substituents
Keywords: جایگزینی الکتروفیلی; Carbanion; Chirality transfer; Rearrangement; Electrophilic substitution;
Electrophilic fluorination of N,N-dimethylaniline, N,N-dimethylnaphthalen-1-amine and 1,8-bis(dimethylamino)naphthalene with N-F reagents
Keywords: جایگزینی الکتروفیلی; Arylamine; Proton sponge; Electrophilic substitution; Fluorination; N-F reagents;
Electrophilic substitution reactions of 2-acetylpyridine, 2-acetylpyrrole & cyclohexanone: Isolation and molecular structures of novel organotellurium(IV) chlorides
Keywords: جایگزینی الکتروفیلی; Electrophilic substitution; 2-Acetylpyrrole; Sterically hindered organotellurium; Cyclohexanone; Hypervalent Te⋯N interaction
Electrophilic chlorination of arenes with trichloroisocyanuric acid over acid zeolites
Keywords: جایگزینی الکتروفیلی; Arenes; DFT; Electrophilic substitution; Heterogeneous catalysis; Zeolites
“Abnormal” bromination reaction selectivity of 5-diarylamino-2-methylbenzo[b]thiophene caused by a “non-planar” conjugated model: Synthesis and theoretical calculation
Keywords: جایگزینی الکتروفیلی; Benzothiophene; Triarylamine; Bromination; Molecular simulation; Electrophilic substitution
Electrophilic substitution reactions using an electrogenerated ArS(ArSSAr)+ cation pool as an ArS+ equivalent
Keywords: جایگزینی الکتروفیلی; Sulfenium ion; Disulfide; Oxidation; Electrophilic substitution; Electrochemistry;
First synthesis of 1-(indol-2-yl)azulenes by the Vilsmeier-Haack type arylation with triflic anhydride as an activating reagent
Keywords: جایگزینی الکتروفیلی; Azulene; Indole; Coupling reaction; Electrophilic substitution;
A convenient iodination of indoles and derivatives
Keywords: جایگزینی الکتروفیلی; Iodoindoles; Iodoazaindoles; Electrophilic substitution; Iodine reagents and iodination;
A push–pull azobenzene is mercurated twice at the ring with less electron density
Keywords: جایگزینی الکتروفیلی; Azodyes; Functionalization of azobenzenes; Mercuration; DFT calculations; Metallation reactions; Electrophilic substitution
Regioselective upper rim substitution of calix[4]arenes
Keywords: جایگزینی الکتروفیلی; Calixarene; Electrophilic substitution; Regioselectivity; Anion recognition;
Influence of conformation on the electronic structure of thiacalixarenes according to DFT calculations and X-ray emission spectroscopy
Keywords: جایگزینی الکتروفیلی; Thiacalixarene; DFT calculation; X-ray emission spectroscopy; Electrophilic substitution;
Toluene nitration in irradiated nitric acid and nitrite solutions
Keywords: جایگزینی الکتروفیلی; Toluene radiolysis; HPLC; UV spectra; LC-MS; Free-radicals; Electrophilic substitution;
Catalytic methylation of phenol on MgO – Surface chemistry and mechanism
Keywords: جایگزینی الکتروفیلی; Basic catalysis; Phenol methylation; Reaction mechanism; Electrophilic substitution; Magnesium oxide
Convenient homogeneous and heterogeneous acid catalysed electrophilic amidoalkylation of arenes
Keywords: جایگزینی الکتروفیلی; Arenes; Amidoalkylation; Electrophilic substitution; Acid catalysis
1-Arylazo-5,5-dimethyl dipyrromethanes: Versatile chromogenic probes for anions
Keywords: جایگزینی الکتروفیلی; Electrophilic substitution; Anion binding; Colorimetric sensors; UV–vis spectroscopy; Azo-coupling; Solvatochromism
A convenient synthesis of bis(indolyl)methanes catalyzed by diphosphooctadecatungstic acid
Keywords: جایگزینی الکتروفیلی; Bis(indolyl)methanes; Solvent-free conditions; Wells–Dawson heteropolyacid; Electrophilic substitution; Diphosphooctadecatungstic acid; H6P2W18O62
Synthesis of 1,4-benzothiazin-2-yl derivatives of 1,3-dicarbonyl compounds and benzothiazinone spiro derivatives by the reaction of 2-chloro-1,4-benzothiazin-3-ones with 'push-pull' enamines
Keywords: جایگزینی الکتروفیلی; Chloro derivatives; Enamines; Electrophilic substitution; Spiro heterocycles; Rearrangement;
Free-radical and ionic routes towards hydrolytically stable and bioactive C-glycosyl compounds
Keywords: جایگزینی الکتروفیلی; Free-radical reaction; Electrophilic substitution; Stereoselectivity/stereocontrol; C-Glycosyl compounds; C-Glycosyl aryls; Vitamin E derivativesRéaction de radicaux libres; Substitution électrophile; Stéréosélectivité/stéréocontrôle; Composés C-glycosylé
Trimethylsilyl-1,3,4-oxadiazoles-new useful synthons for the synthesis of various 2,5-disubstituted-1,3,4-oxadiazoles
Keywords: جایگزینی الکتروفیلی; Electrophilic substitution; C-Silyl azoles; 1,3,4-Oxadiazoles; Heterocycles;
Synthesis of 5-heteroarylazulenes: first selective electrophilic substitution at the 5-position of azulene
Keywords: جایگزینی الکتروفیلی; Azulene; Heterocycle; Electrophilic substitution;
Reductive dearomatization of biphenyl: sequential one-pot regioselective introduction of two different electrophiles
Keywords: جایگزینی الکتروفیلی; Biphenyl dianion; Electrophilic substitution; Alkyl fluorides; Electron transfer;
Regiochemistry in the reductive opening of phthalan derivatives
Keywords: جایگزینی الکتروفیلی; Reductive ring opening; Phthalans; DTBB-catalysed lithiation; Electrophilic substitution; Substituted naphthalenes; Substituted biphenyls;
Synthesis of heteroarylazulenes: transition metal free coupling strategy of azulene with heterocycles
Keywords: جایگزینی الکتروفیلی; Azulene; Heterocycle; Electrophilic substitution;
New 2-functionalized 2H-3,4-dihydro-1,4-benzothiazin-3-ones and their application in the synthesis of spiro heterocycles
Keywords: جایگزینی الکتروفیلی; Chloro derivatives; Enamines; Electrophilic substitution; Cyclization; Spiro heterocycles;
Arene-catalysed lithiation of phenyl- and 1,1-diphenylcyclopropane: synthetic applications
Keywords: جایگزینی الکتروفیلی; Arene-catalysed lithiation; Phenylcyclopropane; 1,1-Diphenylcyclopropane; Reductive ring opening; Electrophilic substitution; Allyllithium intermediates;
Synthesis of a new series of ditopic proligands for metal salts: differing regiochemistry of electrophilic attack at 3{5}-amino-5{3}-(pyrid-2-yl)-1H-pyrazole
Keywords: جایگزینی الکتروفیلی; 3-Amino-5-(pyrid-2-yl)-1H-pyrazole; Electrophilic substitution; Regiochemistry; Crystal structure;
Capping the upper and lower rims of calix[4]arenes by aryl dinitrile oxide reactions
Keywords: جایگزینی الکتروفیلی; 1,3-Dipolar cycloaddition; Isoxazolines; Electrophilic substitution; Asymmetric calix[4]arenes;
The first regioselective double electrophilic substitution of the C2-symmetric pseudo-meta-disubstituted [2.2]paracyclophanes
Keywords: جایگزینی الکتروفیلی; Cyclophanes; Electrophilic substitution; Regioselectivity; Bis-bifunctional compounds;
On the reaction of 4-substituted trimethyltin aromatics with perchlorylfluoride
Keywords: جایگزینی الکتروفیلی; Aryl stannanes; Perchlorylfluoride; Fluorination; Electrophilic substitution
Arene-promoted lithiation of 1,n-dihaloalkanes (n=2-6): a comparative study
Keywords: جایگزینی الکتروفیلی; DTBB-catalysed lithiation; Halogen-lithium exchange; Electrophilic substitution; Symmetric diols;
Nucleophilic and electrophilic substitutions of difluoropropargyl bromides
Keywords: جایگزینی الکتروفیلی; Difluoropropargyl; Fluorinated allenes; Nucleophilic substitution; Electrophilic substitution; Indium; Magnesium; TIPS
An efficient Pd(II)-based catalyst system for carboxylation of aromatic C-H bond by addition of a phosphenium salt
Keywords: جایگزینی الکتروفیلی; Electrophilic substitution; Phosphenium salt; Palladium; Carboxylation; Catalyst;
Synthesis and the structure of mixed carboxylatoplatinum(IV) complexes involving one trifluoroacetate ligand
Keywords: جایگزینی الکتروفیلی; Platinum(IV); Antitumor drug; Electrophilic substitution;