دانلود مقالات ISI درباره Enantioselectivity + ترجمه فارسی

Enantioselective epoxidations of alkenes catalyzed by (salen)Mn(III) in aqueous surfactant systems

Keywords: Enantioselectivity; Epoxidation; Alkenes; Salen; Surfactant; Amine oxide;

دانلود رایگان متن کامل مقاله ISI 5 صفحه سال انتشار : 2008 سفارش ترجمه

Lipase-catalyzed resolution of 1-chloro-3-[(4-morpholin-4-yl-1,2,5-thiadiazole-3-yl)oxy]propan-2-ol: Synthesis of (R)- and (S)-timolol

Keywords: Lipases; Transesterification; Enantioselectivity; β-Adrenergic blockers; Timolol

دانلود رایگان متن کامل مقاله ISI 5 صفحه سال انتشار : 2008 سفارش ترجمه

Enantioselective enzymatic hydrolysis of racemic glycidyl butyrate by lipase from Bacillus subtilis with improved catalytic properties

Keywords: Kinetic resolution; Glycidyl butyrate; Lipase; Enantioselectivity; Hydrolytic activity

دانلود رایگان متن کامل مقاله ISI 5 صفحه سال انتشار : 2008 سفارش ترجمه

Whole cell quick E for epoxide hydrolase screening using fluorescent probes

Keywords: Quick E; Epoxide hydrolases; Enantioselectivity; Whole cells; High throughput screening

دانلود رایگان متن کامل مقاله ISI 5 صفحه سال انتشار : 2008 سفارش ترجمه

Asymmetric conjugate addition of thiols to (E)-3-crotonoyloxazolidin-2-one by iron or cobalt/pybox catalyst

Keywords: Iron catalyst; Cobalt catalyst; Conjugate addition; Enantioselectivity; Thiol;

دانلود رایگان متن کامل مقاله ISI 6 صفحه سال انتشار : 2008 سفارش ترجمه

Unexpected influence and its origin in rationally tuning the electronic effect of catalysts in the asymmetric borane reduction of ketones

Keywords: Asymmetric reduction; Borane; Electronic effect; Enantioselectivity; Ketone

دانلود رایگان متن کامل مقاله ISI 6 صفحه سال انتشار : 2008 سفارش ترجمه

A pharmacokinetic/pharmacodynamic study comparing arformoterol tartrate inhalation solution and racemic formoterol dry powder inhaler in subjects with chronic obstructive pulmonary disease

Keywords: Long-acting beta2-adrenergic agonists; Chronic obstructive pulmonary disease; Inhalation solution; Arformoterol; Enantioselectivity; Pharmacodynamics; Pharmacokinetics

دانلود رایگان متن کامل مقاله ISI 6 صفحه سال انتشار : 2008 سفارش ترجمه

Proline-based dipeptides with two amide units as organocatalyst for the asymmetric aldol reaction of cyclohexanone with aldehydes

Keywords: Dipeptide; Aldol reaction; Organocatalyst; Enantioselectivity;

دانلود رایگان متن کامل مقاله ISI 7 صفحه سال انتشار : 2008 سفارش ترجمه

Production of highly enantioselective (−)-menthyl butyrate using Candida rugosa lipase immobilized on epoxy-activated supports

Keywords: Immobilization; Lipase; Enantioselectivity; Epoxide; Menthyl butyrate

دانلود رایگان متن کامل مقاله ISI 7 صفحه سال انتشار : 2008 سفارش ترجمه

Interaction of human 3-phosphoglycerate kinase with l-ADP, the mirror image of d-ADP

Keywords: AMP-PCP; β,γ-methylene-adenosine-5′ triphosphate; AMP-PNP; β,γ-imido-adenosine-5′ triphosphate; 1,3-bPG; 1,3-bisphosphoglycerate; Pi; inorganic phosphate; DSC; differential scanning calorimetry; DTT; dithiothreitol; GAP; d-glyceraldehyde-3-phospha

دانلود رایگان متن کامل مقاله ISI 7 صفحه سال انتشار : 2008 سفارش ترجمه

Induction of hepatic estrogen-responsive gene transcription by permethrin enantiomers in male adult zebrafish

Keywords: Zebrafish; Permethrin enantiomers; Gene expression; Enantioselectivity

دانلود رایگان متن کامل مقاله ISI 7 صفحه سال انتشار : 2008 سفارش ترجمه

Asymmetric hydration of ortho- or para-substituted styrenes catalyzed by biopolymer-metal complex wool-Pd

Keywords: Wool-palladium complex; Asymmetric hydration; Ortho-substituted styrenes; Para-substituted styrenes; Enantioselectivity;

دانلود رایگان متن کامل مقاله ISI 7 صفحه سال انتشار : 2008 سفارش ترجمه

Enantioselective cytotoxicity of the insecticide bifenthrin on a human amnion epithelial (FL) cell line

Keywords: Synthetic pyrethroids; Bifenthrin; Enantioselectivity; ROS; Cytotoxicity

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2008 سفارش ترجمه

Stereochemical studies on the novel monoamine oxidase B substrates (1R,6S)- and (1S,6R)-3-methyl-6-phenyl-3-aza-bicyclo[4.1.0]heptane

Keywords: Monoamine oxidase B; Cyclopropyl analog of MPTP; Enantioselectivity; Diastereoselectivity

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2008 سفارش ترجمه

Homo- vs. heterometallic organoaluminum fencholates: Structures and selectivities

Keywords: Aluminum; Lithium; Fencholates; Alkylations; Enantioselectivity; Heterometallic reagents

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2008 سفارش ترجمه

Studies on palladium-catalyzed enantioselective cyclization of 3,4-allenylic hydrazines with organic halides

Keywords: Allenes; Hydrazine; Halides; Cyclization; Enantioselectivity;

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2008 سفارش ترجمه

A comparison of methods for the heterogenization of the chiral Jacobsen catalyst on mesostructured SBA-15 supports

Keywords: Mn(salen); Chiral catalyst; Enantioselectivity; Epoxidation; SBA-15

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2008 سفارش ترجمه

Chiral separations in polar organic solvent chromatography: Updating a screening strategy with new chlorine-containing polysaccharide-based selectors

Keywords: Chlorine-containing polysaccharide stationary phases; Sepapak®-2; Sepapak®-3; Enantioselectivity; Chiral analyses; Polar organic solvent chromatography

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2008 سفارش ترجمه

Enhanced enantioselectivity of chiral hydrogenation catalysts after immobilisation in thin films of ionic liquid

Keywords: Hydrogenation; Ketone; Enantioselectivity; Ionic liquid; Two-phase catalysis; Immobilisation

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2008 سفارش ترجمه

Existence of a low isoenantioselective temperature in complexation gas chromatography

Keywords: Enantioselectivity; Complexation GC; Isoenantioselective temperature; Van't Hoff plot; Chirasil-Nickel; Chalcogran; Reversal of the elution order;

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2008 سفارش ترجمه

The dichotomy in the DNA-binding behaviour of ruthenium(II) complexes bearing benzoxazole and benzothiazole groups

Keywords: Ruthenium; 2,2′-bipyridine; Benzothiazole; Benzoxazole; Enantioselectivity; DNA-binding

دانلود رایگان متن کامل مقاله ISI 11 صفحه سال انتشار : 2008 سفارش ترجمه

Catalytic asymmetric formation of carbon–carbon bond in the presence of water

Keywords: Water; Asymmetric catalytic reaction; C–C bond formation; Enantioselectivity

دانلود رایگان متن کامل مقاله ISI 15 صفحه سال انتشار : 2008 سفارش ترجمه

High-throughput heterogeneous catalysis

Keywords: AniML; Analytical Information Markup Language; ANN; Artificial Neural Networks; ANOVA; Analysis Of Variance; DFT; Density Functional Theory; DoE; Design of Experiments; ee; enantioselectivity; FPA; Focalplane; FTIR; Fourier Transform Infrared; GA; Genetic

دانلود رایگان متن کامل مقاله ISI 27 صفحه سال انتشار : 2008 سفارش ترجمه

A new organocatalyst for 1,3-dipolar cycloadditions of nitrones to α,β-unsaturated aldehydes

Keywords: Enantioselectivity; [3+2] Cycloadditions; Organocatalysis; Nitrones; Isoxazolidines; Diphenyl-prolinol; Asymmetric catalysis;

دانلود رایگان متن کامل مقاله ISI 4 صفحه سال انتشار : 2007 سفارش ترجمه

Asymmetric epoxidation of alkenes with tert-butyl hydroperoxide catalyzed by a novel chiral complex of manganese(III) containing a sugar based tridentate Schiff-base ligand

Keywords: Manganese complex; Sugar derived Schiff-base ligand; t-BuOOH; Alkene epoxidation; Enantioselectivity

دانلود رایگان متن کامل مقاله ISI 4 صفحه سال انتشار : 2007 سفارش ترجمه

(1R,2R)-(−)-2-Dimethylamino-1-(4-nitrophenyl)-1,3- propanediol/l-proline cocatalyzed enantioselective Morita–Baylis–Hillman reaction

Keywords: (1R,2R)-(−)-2-Dimethylamino-1-(4-nitrophenyl)-1,3-propanediol; Cocatalyst; Asymmetric Morita–Baylis–Hillman reaction; Enantioselectivity

دانلود رایگان متن کامل مقاله ISI 4 صفحه سال انتشار : 2007 سفارش ترجمه

Synthesis of a novel chiral Schiff base of (R,R)-11,12-diamino-9,10-dihydro-9,10-ethanonanthracene and its application as ligand in Ti(IV) complex catalyzed asymmetric silylcyanation of aldehydes

Keywords: Chiral (salen)Ti(IV) complex; Asymmetric silylcyanation; Enantioselectivity; Aldehydes

دانلود رایگان متن کامل مقاله ISI 4 صفحه سال انتشار : 2007 سفارش ترجمه

Glutaraldehyde modification of lipases adsorbed on aminated supports: A simple way to improve their behaviour as enantioselective biocatalyst

Keywords: Crosslinking; Glutaraldehyde; Lipase modulation; Lipase immobilization; Enantioselectivity

دانلود رایگان متن کامل مقاله ISI 4 صفحه سال انتشار : 2007 سفارش ترجمه

Kinetic resolution of (±)-1-phenylethanol in [Bmim][PF6] using high activity preparations of lipases

Keywords: Cross-linked enzyme aggregates; Enantioselectivity; Enzyme precipitated and rinsed with propanol; Ionic liquids; Lipases; Propanol-rinsed enzyme preparation; Protein coated microcrystals

دانلود رایگان متن کامل مقاله ISI 4 صفحه سال انتشار : 2007 سفارش ترجمه

Chemoenzymatic synthesis of enantiomerically enriched α-hydroxyamides

Keywords: α-Hydroxyamides; Passerini reaction; Lipases; Enantioselectivity; Cosolvent effect

دانلود رایگان متن کامل مقاله ISI 4 صفحه سال انتشار : 2007 سفارش ترجمه

Lipase immobilized on HOOC-MCF: A highly enantioselective catalyst for transesterification resolution of (R,S)-1-phenylethanol

Keywords: Immobilized lipase; Enantioselectivity; Chiral resolution; 1-Phenylethanol

دانلود رایگان متن کامل مقاله ISI 4 صفحه سال انتشار : 2007 سفارش ترجمه

Activity and Enantioselectivity of Lipase Immobilized in CTAB Microemulsion-based Gels

Keywords: Microemulsion-based gels; Immobilized lipase; Racemic ibuprofen; Enantioselectivity; Enantiomeric excess;

دانلود رایگان متن کامل مقاله ISI 4 صفحه سال انتشار : 2007 سفارش ترجمه

Novel thiolated amino-alcohols as chiral ligands for copper-catalyzed asymmetric nitro-aldol reactions

Keywords: Henry reaction; Asymmetric catalysis; Enantioselectivity; Sulfur; Amino-alcohols; Thiophene; Transition metals;

دانلود رایگان متن کامل مقاله ISI 4 صفحه سال انتشار : 2007 سفارش ترجمه

Catalytic properties of cross-linked enzyme crystals in organic media

Keywords: Cross-linked enzyme crystals; Organic solvent; Activity; Enantioselectivity

دانلود رایگان متن کامل مقاله ISI 4 صفحه سال انتشار : 2007 سفارش ترجمه

Enantioselective electrocatalytic hydrogenation of ethyl pyruvate on carbon supported Pd electrodes

Keywords: Electrocatalysis; Hydrogenation; Enantioselectivity; Chirality; Cinchonidine; Ethyl pyruvate

دانلود رایگان متن کامل مقاله ISI 4 صفحه سال انتشار : 2007 سفارش ترجمه

Enantiocomplementary reduction of 3-phenylthiopropan-2-one by Bacillus sp.: Effect of medium components

Keywords: Asymmetric reduction; Enantioselectivity; Yeast extract

دانلود رایگان متن کامل مقاله ISI 4 صفحه سال انتشار : 2007 سفارش ترجمه

Chiral bis(oxazoline)-copper complex catalyzed Diels-Alder reaction in ionic liquids: remarkable reactivity and selectivity enhancement, and efficient recycling of the catalyst

Keywords: Asymmetric Diels-Alder; Bis(oxazoline)-copper complex; Ionic liquids; Recycling; Enantioselectivity;

دانلود رایگان متن کامل مقاله ISI 5 صفحه سال انتشار : 2007 سفارش ترجمه

Enantioselective trifluoromethylation of aromatic aldehydes catalyzed by combinatorial catalysts

Keywords: Trifluoromethylation; Disodium (R)-binaphtholate; Chiral quaternary ammonium salt; Enantioselectivity; Aldehyde;

دانلود رایگان متن کامل مقاله ISI 5 صفحه سال انتشار : 2007 سفارش ترجمه

Bioinspired enantioselective catalysis: Racemic or achiral metal complexes grafted on mesoporous material functionalized with chiral molecules

Keywords: Biomimetic catalysis; Enantioselectivity; Mesoporous materials; Rhodium; Supported catalysis

دانلود رایگان متن کامل مقاله ISI 5 صفحه سال انتشار : 2007 سفارش ترجمه

Enzymatic synthesis of benzoin in supercritical carbon dioxide

Keywords: Supercritical carbondioxide; Candida cylindracea (CCL); Enantiomeric excess (ee); Benzoin; Enantioselectivity

دانلود رایگان متن کامل مقاله ISI 5 صفحه سال انتشار : 2007 سفارش ترجمه

Gaseous- versus solution-phase recognition of some aromatic amino esters by 2,8,14,20-tetrakis(L-valinamido)[4]resorcinarene

Keywords: Host–guest system; Gas-phase kinetics; Enantioselectivity; Mass spectrometry; NMR spectroscopy

دانلود رایگان متن کامل مقاله ISI 6 صفحه سال انتشار : 2007 سفارش ترجمه

Resolution of 2-octanol by SBA-15 immobilized Pseudomonas sp. lipase

Keywords: Lipase; SBA-15; Immobilization; Resolution; 2-Octanol; Enantioselectivity

دانلود رایگان متن کامل مقاله ISI 6 صفحه سال انتشار : 2007 سفارش ترجمه

High-throughput Screening of the Enantioselectivity of Hyperthermophilic Mutant Esterases from Archaeon Aeropyrum pernix K1 for Resolution of (R,S) -2-Octanol Acetate

Keywords: High-throughput screening; Enantioselectivity; Hyperthermophilic esterase; Directed evolution;

دانلود رایگان متن کامل مقاله ISI 6 صفحه سال انتشار : 2007 سفارش ترجمه

Characterization of enantioselective binding of racemic natural tetrahydropalmatine to DNA by chromatographic methods

Keywords: Tetrahydropalmatine; Enantioselectivity; DNA binding; Natural products; Chromatographic methods

دانلود رایگان متن کامل مقاله ISI 6 صفحه سال انتشار : 2007 سفارش ترجمه

Influence of OR ester group length on the catalytic activity and enantioselectivity of free lipase and immobilized in membrane used for the kinetic resolution of naproxen esters

Keywords: Lipase; Immobilization; Enantioselectivity; OR group ester length; Kinetic resolution; Membrane reactor

دانلود رایگان متن کامل مقاله ISI 7 صفحه سال انتشار : 2007 سفارش ترجمه

Purification and properties of enantioselective lipase from a newly isolated Bacillus cereus C71

Keywords: Lipase; Bacillus cereus; Purification; Characterization; Enantioselectivity

دانلود رایگان متن کامل مقاله ISI 7 صفحه سال انتشار : 2007 سفارش ترجمه

Optimisation of the biocatalytic resolution of styrene oxide by whole cells of Rhodotorula glutinis

Keywords: Yeast epoxide hydrolase; Enantioselectivity; Styrene oxide; Optimisation; Whole cells

دانلود رایگان متن کامل مقاله ISI 7 صفحه سال انتشار : 2007 سفارش ترجمه

2,2′-Bis-[bis(4-substituted-phenyl)phosphino]-1,1′-binaphthyl derivatives in Rh(I)-catalyzed hydrogenation of acetamidoacrylic acid derivatives: Electronic effects

Keywords: BINAP; Enantioselectivity; Hydrogenation; Electronic effect; Rhodium

دانلود رایگان متن کامل مقاله ISI 7 صفحه سال انتشار : 2007 سفارش ترجمه

New theoretical insights into epoxidation of alkenes by immobilized Mn-salen complexes in mesopores: Effects of substrate, linker and confinement

Keywords: Enantioselectivity; Mn-salen; Immobilization; Density functional theory; Heterogeneous catalysis; Nanoporous materials; Chirality

دانلود رایگان متن کامل مقاله ISI 7 صفحه سال انتشار : 2007 سفارش ترجمه

Asymmetric epoxidation of alkenes with aqueous t-BuOOH catalyzed by novel chiral complexes of chromium(III) containing tridentate Schiff-base ligands

Keywords: Chromium complex; Sugar derived Schiff-base ligand; t-BuOOH; Alkene epoxidation; Enantioselectivity

دانلود رایگان متن کامل مقاله ISI 7 صفحه سال انتشار : 2007 سفارش ترجمه