TETRAHEDRON

Rivista

Codice:

E166512

ISSN:

0040-4020

Dati Generali

Pubblicazioni (319)

(-)-BETA-PINENE AS CHIRAL PROMOTER - STEREOSPECIFIC ACCESS TO (-)-GAMMA-AMINO-BETA(R)-HYDROXYBUTYRIC ACID (GABOB) AND (R)-CARNITINE.2

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1,2-Dideoxy-3,4-5,7-Bis-O-(1-Methylethylidene)-D-Gluco And D-Galacto-Hept-1-Ynitols - Synthesis And Conformational Studies

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1,2-Dihydro-1,2-dihydroxynaphthalene dehydrogenase containing recombinant strains: Preparation, isolation and characterisation of 1,2-dihydroxynaphthalenes and 1,2-naphthoquinones

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1,3-Dipolar cycloadditions of MeOPEG-bounded azides

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13C NMR spectra of some ajmalane alkaloids

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15N NMR spectroscopy of partially unsaturated pyrazoles

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2,2,6- and 2,3,5-trimethylpiperazines as monocyclic analogues of the mu-opioid agonist 3,8-diazabicyclo[3.2.1]octanes: Synthesis, modeling, and activity

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2,2,6- and 2,3,5-trimethypiperazines as monocyclic analogues of the mu-opioid agonis 3,8-diazabicyclo[3.2.1]octanes: synthesis, modeling and activity

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2-Amidinylindole-3-carbaldehydes: Versatile synthons for the preparation of α-carboline derivatives

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2-Azidoethoxy derivatives of 2-aminocyclohexanecarboxylic acids (ACHC): interesting building blocks for the synthesis of cyclic -peptide conjugates

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2-Ethoxycarbonyloxy-3-ethynylindoles from Indol-2(3H)-ones)

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2-acyl-2,3-dihydro-1,3-oxazin-6-ones and pyrrolo[l,2-a]pyrimidines from 5(2h)-isoxazolones

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2-amidinylindole-3-carbaldehydes: Synthesis of new tetracyclic compounds containing the pyrrolo[1,2-c]1,4-diazepine ring

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4-Quinolone fused heterocyclic ring systems by intramolecular reactions of 4-quinolone-2-carboxamides

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5(4H)-Oxazolones. Part X. Acid and base effects on the translactonization reaction of 4-(2-oxa-alkylidene)-5(4H)-oxazolones: New synthesis of 5-alkylidene-3-benzoylamino-2(5H)-furanones

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5(4H)-oxazolones. Part VIII. An efficient synthesis of Δ1-pyrroline-2-carboxylic acid derivatives through Michael and Wittig condensation

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5(4H)-oxazolones. Part XI. Cycloaddition reaction of oxazolones and munchnones to triphenylvinylphosphonium salts as synthetic equivalents of alkynes

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5(4H)-oxazolones. Part XIII. A new synthesis of 4-ylidene-5(4H)- oxazolones by the Stille reaction

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5-Oxazolones. Part V. Reaction of 4-alkylidene-5(4H)-oxazolones with ethyl 3-oxo-4-triphenylphosphoranylidene-butyrate

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6-chloro-spirocyclohexenindol-2-ones: An unusual ring transformation to ethyl 2-(cyclohexa-1,4-dienyl)phenylcarbamates

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A HIGHLY ENANTIOSELECTIVE SYNTHESIS OF (-)-ANTIRHINE BY CHEMOENZYMATIC APPROACH

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A convenient procedure for the synthesis of tetrathia-[7]-helicene and the selective α-functionalization of its terminal thiophene ring

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A convenient synthesis of quinazoline ring by tandem aza-Wittig reaction/electrocyclic ring closure

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A facile synthesis of flumazenil analogues

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A facile synthesis of pyrazole, isoxazole and pyrimidine ortho-dicarboxylic acid derivatives via beta-enaminoketoesters

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A formal synthesis of 3-O-(4-methoxybenzyl)-azidosphingosine by a modified Julia olefination

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A new 'one-pot' synthesis of hydrazides by reduction of hydrazones

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A new approach to 4,6-disubstituted-3,4-dihydropyran-2-ones by Domino Michael addition-cyclization reaction under PTC conditions

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A new entry to [1,2,4]triazolo[1,5-a][1,4]benzodiazepin-6-ones via intramolecular nitrilimine cycloaddition to the cyano group

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A new ferrocenemethyl-thymidine nucleoside: Synthesis, incorporation into oligonucleotides and optical spectroscopic studies on the resulting single strand, duplex and triplex structures

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A new route to the synthesis of pyrazole and pyrimidine C-nucleoside derivatives

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A new synthesis of dehydroluciferin [2-(6'-hydroxy-2'-benzothiazolyl)-thiazole-4-carboxylic acid] from 1,4-benzoquinone

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A new synthesis of furostifoline

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A new synthesis of staurosporinone

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A new synthetic procedure to spiro[cyclohexane-1,3′-indoline]-2′,4-diones

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A novel synthetic approach to the racemic Neuraminidase inhibitor Peramivir

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A regioselective route to 5-substituted pyrazole- and pyrazoline-3-phosphonic acids and esters

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A total synthesis of mycophenolic acid, some analogues and some biogenetic intermediates

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A valuable heterocyclic ring transformation : from isoxazolin-5(2H)-ones to quinolines

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ASPIDOSPERMA ALKALOIDS VIA CYCLIZATION OF SECODINE INTERMEDIATE - SYNTHESIS OF (+/-)-3-OXOVINCADIFFORMINE ETHYL-ESTER

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ASYMMETRIC-SYNTHESIS OF 3,4-CIS-SUBSTITUTED BETA-LACTAMS VIA CHIRAL NOREPHEDRINE-DERIVED OXAZOLIDINES

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ASYMMETRIC-SYNTHESIS OF BETA-HYDROXYTHIOACETAMIDES MEDIATED BY ENANTIOMERICALLY PURE SULFINYL DERIVATIVES

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ASYMMETRIC-SYNTHESIS OF FUNCTIONALIZED ALPHA-AMINO-BETA-HYDROXY ACIDS VIA CHIRAL NOREPHEDRINE-DERIVED OXAZOLIDINES

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Acremines A-F, novel secondary metabolites produced by a strain of an endophytic Acremonium, isolated from sporangiophores of Plasmopara viticola in grapevine leaves

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Acremines H–N, novel prenylated polyketide metabolites produced by a strain of Acremonium byssoides

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Aerobic oxidation of alcohols to carbonyl compounds mediated by poly(ethylene glycol)-supported TEMPO radicals

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Alkylation of chiral phosphonoglycine equivalents: asymmetric synthesis of diethyl α-amino-α-alkyl-phosphonates

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Allylic amination of unfunctionalized olefins by nitroarenes and CO, catalyzed by Ru3(CO)12/Ph-BIAN (Ph-BIAN = bis(phenylimino)acenaphthenequinone) : extension to the synthesis of allylic amines with strongly electron-withdrawing or electron-donating groups on the aryl ring

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Aloeresin H, a new polyketide constituent of Cape aloe

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Amphiasterins : a new family of cytotoxic metabolites from the marine sponge Plakortis quasiamphiaster

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An alternative approach to the synthesis of functionalized pyrido[2,3-b]indoles

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An effective contribution to functionalized pyridines synthesis by way of an unusual rearrangement of amidines

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An efficient and stereoselective synthesis of 2',5'-oligo-(SP)-thioadenylates

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An efficient chemoenzymatic access to chiral 3,7-diazabicyclo[3.3.1]nonane derivatives

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An umpolung sulfoxide reagent for use as a functionalized benzyl carbanion equivalent

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Application of the Pd-catalyzed heteroarylation to the synthesis of 5-(indol-2 '-yl)pyridin-2-one and 5-(indol-2 '-yl)pyran-2-one

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Assessment of mechanistic hypotheses of 1,3-dipolar cycloaddition of (arylsulfonyl)allene to nitrilimines by DFT reactivity indices

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Asymmetric biomimetic oxidations of phenols: the mechanism of the diastereo- and enantioselective synthesis of dehydrodiconiferyl ferulate (DDP) and dehydrodiconiferyl alcohol (DDA)

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Asymmetric synthesis of beta-hydroxyacetamides mediated by enantiomerically pure sulphinyl derivatives

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Asymmetric synthesis of syn and anti methyl 2,3-diamino-3-phenylpropanoate derivatives from N-substituted imines and Schöllkopf’s bislactim ether

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Asymmetric weitz - scheffer epoxidation promoted by bovine serum albumin. Part III. Highly stereoselective synthesis of optically active epoxynaphthoquimones

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BINOL derived C2-symmetric bis-sulfinates as efficient sulfinyl transfer agents in the synthesis of tert-butyl sulfoxides

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Baker's yeast-mediated reduction of α-hydroxy ketones and derivatives: The steric course of the biotransformation

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Biheteroaromatic diphosphine oxides-catalyzed stereoselective direct aldol reactions

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Biocatalysed olefin reduction of 3-alkylidene oxindoles by baker's yeast

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Biomimetic construction of the tetracyclic ring system of ngouniensine

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Boranophosphate diesters as stable synthetic analogues of 1-O-glycosylphosphates

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Boron trichloride catalyzed ortho carbonylation of phenols: : Synthesis of 2-hydroxy-aryl-carboxyamides and -ketones

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CATALYTIC ASYMMETRIC WEITZ-SCHEFFER EPOXIDATION PROMOTED BY BOVINE SERUM-ALBUMIN .2

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CD1a-binding glycosphingolipids stimulating human autoreactive T-cells: Synthesis of a family of sulfatides differing in the acyl chain moiety

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CHELATION CONTROLLED ALDOL ADDITIONS OF THE ENOLSILANE DERIVED FROM TERT-BUTYL THIOACETATE - A STEREOSELECTIVE APPROACH TO 1-BETA-METHYLTHIENAMYCIN

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CHEMOSELECTIVE N-ALKYLATION OF 2-HYDROXYCARBAZOLE AS A MODEL FOR THE SYNTHESIS OF N-SUBSTITUTED PYRROLE DERIVATIVES CONTAINING ACIDIC FUNCTIONS

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COMPUTER-ASSISTED DESIGN OF CHIRAL BORON ENOLATES - THE ROLE OF ATE COMPLEXES IN DETERMINING ALDOL STEREOSELECTIVITY

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CONFIGURATION ASSIGNMENT OF 24R-ISOMERS AND 24S-ISOMERS OF 29-OXYGENATED STEROIDS BY H-1 AND C-13 NMR-SPECTROSCOPY

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CONFORMATIONAL STUDIES AND STEREOCHEMICAL ASSIGNMENTS OF THE LACTARANE SESQUITERPENES FUROSCROBICULIN-D AND BLENNIN-D

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Candida antarctica lipase B catalyzes the regioselective esterification of ecdysteroids at the C-2 OH

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Carbocyclic serine analogues: Regio- and diastereoselective syntheses of new 1-amino-2,5-dihydroxycyclohexanecarboxylic acids

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Chemoenzymatic resolution of epimeric cis 3-carboxycyclopentylglycine derivatives

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Chemophobia: A systematic review

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Chemoselective asymmetric synthesis of C-3a-(3-hydroxypropyl)tetrahydropyrrolo[2,3-b]indole and C-4a-(2-aminoethyl)-tetrahydropyrano[2,3-b]indole derivatives

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Chiral (cyclopentadienone)iron complexes with a stereogenic plane as pre-catalysts for the asymmetric hydrogenation of polar double bonds

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Chiral Lewis base promoted trichlorosilane reduction of ketimines. An enantioselective organocatalytic synthesis of chiral amines.

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Chiral pyridine N-oxides derived from monoterpenes as organocatalysts for stereoselective reactions with allyltrichlorosilane and tetrachlorosilane

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Cis and trans β,γ-disubstituted δ-valerolactones: conformational studies and configurational assignments by molecular mechanics

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Classification of organic reactions using similarity

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Coinage metal carbenes in heterocyclic synthesis via formation of new carbon-heteroatom bonds

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Computational studies on the aldol-type addition of boron enolates to imines: An ab-initio approach

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Concise Asymmetric Synthesis of (-)-Halosaline and (2R,9aR)-(+)-2-Hydroxy-Quinolizidine by Ruthenium-Catalyzed Ring-Rearrangement Metathesis

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Copper(II) in organic synthesis. IV. Reaction of the copper(II) acetate complex of isatin-3-arylhydrazones with dimethyl acetylenedicarboxylate

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Corrigendum to “Ionic liquid mediated synthesis of peptide nucleic acids dimers” [Tetrahedron 69 (2013) 1940e1944]

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Cyanuric chloride catalyzed Beckmann rearrangement of ketoximes in biodegradable ionic liquids

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Cycloaddition reactions of 1,3-diazabuta-1,3-dienes with alkynyl ketenes

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Cycloaddition reactions of 2,4-diphenyl-1,3-diazabuta-1,3-dienes with isocyanates and isothiocyanates

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Cycloaddition reactions of 5H,7H-thiazolo[3,4-c]oxazolium-1-oxides with imines

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DEVELOPING A FORCE-FIELD FOR THE TRANSITION-STATE OF THE ALDOL REACTION OF ENOLBORINATES - EVALUATION OF THE USE OF FIXED-POINT CHARGES

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DIASTEREOFACIAL SELECTIVITY IN THE ALDOL REACTIONS OF CHIRAL ALPHA-METHYL ALDEHYDES - A COMPUTER MODELING APPROACH

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DIASTEREOSELECTIVE NITRILE OXIDE CYCLO-ADDITIONS TO CHIRAL ALLYL ETHERS DERIVED FROM 1,1-DITHIO-3-BUTEN-2-OLS

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DOUBLE ASYMMETRIC INDUCTION IN THE OSMYLATION OF GAMMA-ALKOXY-ALPHA,BETA-UNSATURATED ESTERS

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Deamination of 5'-substituted-2',3'-isopropylidene adenosine derivatives catalyzed by adenosine deaminase (ADA, EC 3.5.4.4) and complementary enzymatic biotransformations catalyzed by adenylate deaminase (AMPDA, EC 3.5.4.6) : a viable route for the preparation of 5 '-substituted inosine derivatives

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Design of Novel Conformationally Restricted Analogues of Glutamic Acid

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Design of β-amino alcohols as chiral auxiliaries in the electrophilic amination of 1,3,2-oxazaphospholanes

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Diastereo- and enantioselective synthesis of 1,2-diols by V(II)-promoted pinacol cross coupling

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Diastereoselective Diels-Alder reaction of 5-(indol-2-yl)-pyran-2-one

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Diastereoselective aldol condensation of directly generated titanium enolates of 2-pyridylthioesters with imines

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Diels-Alder reactions of (Z)-ethyl 3-[(1-ethoxycarbonyloxy-2-methoxy)ethenyl]-2-(ethoxycarbonyloxy)indole -1-carboxylate. Synthesis of the carbazole alkaloid carbazomycin B

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Diels-Alder reactions of methyl N-p-methoxybenzensulfonylindole-2-(2-propenoate), a convenient dienophile towards the synthesis of andranginine

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Direct conversion of polyconjugated compounds into their corresponding carboxylic acids by Acetobacter aceti

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Ditopic receptors capable of hydrogen bonding: Synthesis and complexation behaviour of diaza crown-ethers having melamine sidearms

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Divergent and solvent dependent reactions of 4-ethoxycarbonyl-3-methyl-1-tert-butoxycarbonyl-1,2-diaza-1,3-diene with enamines

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Divergent sequential reactions of beta-(2-aminophenyl)-alpha,beta-ynones with nitrogen nucleophiles

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ELECTROCHEMICAL HETEROCYCLIZATION OF ORTHO-TOLUENESULFONAMIDES TO 3-ALKYL-4,5-DIHYDRO-1,2,4-BENZOTHIADIAZEPINE-1,1-DIOXIDES

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ELECTROSTATIC EFFECTS IN 1,3-DIPOLAR CYCLOADDITION REACTIONS TO CHIRAL ALLYL ETHERS - A RATIONALE FOR THE EXPERIMENTALLY OBSERVED DIASTEREOSELECTIVITIES

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ENANTIOSELECTIVE TRANSESTERIFICATION OF 2-METHYL-1,3-PROPANEDIOL DERIVATIVES CATALYZED BY PSEUDOMONAS-FLUORESCENS LIPASE IN AN ORGANIC-SOLVENT

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Efficient and highly regioselective direct C-2 arylation of azoles, including free (NH)-imidazole, -benzimidazole and -indole, with aryl halides

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Efficient palladium-catalyzed direct arylation of azines and diazines using ligand- free conditions

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Enamines. Part 48. 3,4-Dihydroquinazolines from enamines and S,S-dimethyl-N-(N-arylbenzimidoyl)sulfimides

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Enantiopure cis- and trans-2,5-disubstituted-2,5-dihydrofurans from D-allal- and D-galactal-derived vinyl epoxides

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Enantioselective monoreduction of different 1,2-diaryl-1,2-diketones catalysed by lyophilised whole cells from Pichia glucozyma

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Enantioselective oxidation of sulphides to sulphoxides in the presence of bovine serum albumin

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Enantioselective reduction and deracemisation using the non-conventional yeast Pichia glucozyma in water-organic solvent biphasic systems : preparation of (S)-1,2-diaryl-2-hydroxyethanones (benzoins)

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Enantioselective synthesis of secondary alcohols in the presence of chiral ligands

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Enantioselective total synthesis and absolute configuration of the alleged structure of crassinervic acid

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Enzymatic synthesis of ω-carboxy-β-hydroxy-(L)-α-amino acids

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Enzymic acylation of sugars. : Rationale of the regioselective butyrylation of secondary hydroxy groups of D- and L-galacto and mannopyranosides

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Ethyl-(R)-(4-methylphenylsulfinyl)-n-methoxy acetimidate a useful chiral acetate equivalent in aldol type condensations

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First total synthesis of the alkaloid polycitrin B

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Free energy perturbation studies on binding of the inhibitor 5,6-dihydrobenzo[h]cinnolin-3(2H)one-2-acetic acid and its methoxylated analogs to aldose reductase

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From domino to multicomponent : synthesis of dihydroisobenzofurans

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Generation and cycloaddition reactions of substituted 2-nitro-1,3-dienes

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HIGHLY STEREOSELECTIVE SYNTHESIS OF BETA-LACTAMS BY CONDENSATION OF THE TITANIUM ENOLATE OF A CHIRAL 2-PYRIDYLTHIOESTER WITH CHIRAL IMINES

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Highly enantio- and diastereoselective boron aldol reactions of alpha-heterosubstituted thioacetates with aldehydes and silyl imines

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Highly regioselective control of 1,2-addition of organolithiums to α,β-unsaturated compounds promoted by lithium bromide in 2-methyltetrahydrofuran : A facile and eco-friendly access to allylic alcohols and amines

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Highly selective synthesis of 4(5)-aryl-, 2,4(5)-diaryl-, and 4,5-diaryl-1H-imidazoles via Pd-catalyzed direct C-5 arylation of 1-benzyl-1H-imidazole

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Homolytic reductive alkylation of methylvinyl ketone with ethers by Ti(III) decomposition of t-butyl hydroperoxide

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INTRAMOLECULAR NITRILE OXIDE CYCLOADDITION ON CHIRAL OLEFINS - A STEREOCONTROLLED APPROACH TO BETA-KETOL PRECURSORS

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InCl3-assisted one-pot synthesis of 1-aminocarbazoles

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Intramolecular Heck reaction of 2- and 3-iodoindole derivatives for the synthesis of beta- and gamma-carbolinones

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Intramolecular N-acyliminium ion versus Friedel-Crafts cyclization onto 3-indoles : synthesis of the novel rings pyrrolizino[2,1-b]indole and homologues

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Ionic Hydrogenation of Azines: An Efficient Synthesis of 1,2-Dialkylhydrazines

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Ionic hydrogenation of azines: An efficient synthesis of 1,2-dialkylhydrazines

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Ionic liquid mediated synthesis of peptide nucleic acids dimers

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Isolation and structural elucidation of the crellastatins I-M: cytotoxic bis-steroid derivatives from the vanuatu marine sponge Crella sp

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Isothiazoles. Part 11: 3-Azahexatrienes from 2-arylpropenamidines: Electrocyclization to 6-aminonicotinic acid derivatives

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Isothiazoles. Part 12: Isothiazolylphosphonates, a new class of isothiazoles dioxides

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Isothiazoles. Part 13: Synthesis of sulfamic esters, [1,2] thiazete S,S-dioxides, benzo[e][1,2]thiazine S,S-dioxides or triazoles by reaction of isothiazole dioxides with sodium azide

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Isothiazoles. Part 14: New 3-aminosubstituted isothiazole dioxides and their mono- and dihalogeno derivatives

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Isothiazoles. Part II. Reaction of d-diethylamino-4-(4-methoxyphenyl)-isothiazole-1,1-dioxide with sodium azide.

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Isothiazoles. Part IV. Cycloaddition reactions of diaryl-oxazolones and munchnones to 3-diethylamino-4-(4-methoxyphenyl)-isothiazole 1,1-dioxide: A new synthesis of triarylpyrroles

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Isothiazoles. Part IX. An efficient synthetic route to 5-substituted-3- amino-4-arylisothiazole 1,1-dioxides and their 4,5-dihydro derivatives

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Isothiazoles. Part V. Cycloaddition reaction of nitrile oxides to 3-diethylamino-4-(4-methoxyphenyl)-isothiazole 1,1-dioxide: An entry to 5-acyl- and 5-cyano-isothiazole 1,1-dioxide derivatives

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Isothiazoles. Part VI.1 Cycloaddition of azides to isothiazole dioxides: Synthesis of thiadiazabicyclo[3.1.0]hexene derivatives and their thermal rearrangement to thiazete dioxides, 1,2,6-thiadiazine dioxides and pyrazoles

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Isothiazoles. Part VII. An efficient palladinm-catalyzed functionalization of 3-amino-4-aryl-isothiazole 1,1-dioxides with organostannanes

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Isothiazoles. Part VIII. Thermal rearrangement to α,β-unsaturated nitriles of cycloadducts from 3-diethylamino-4-(4-methoxyphenyl)-5-vinyl- isothiazole 1,1-dioxide with nitrile oxides and munchnones

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Isothiazoles. Part X. New 3-substituted-2-arylpropenamidines by base catalyzed ring opening of 3-amino-4-arylisothiazole 1,1- dioxides

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LEWIS ACID MEDIATED ALDOL CONDENSATIONS USING THIOESTER SILYL KETENE ACETALS

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Laccase-catalyzed coupling of catharanthine and vindoline : an efficient approach to the bisindole alkaloid anhydrovinblastine

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MECHANISTIC INSIGHTS FROM AB-INITIO CALCULATIONS ON A NITROGEN ANALOG OF THE BORON MEDIATED ALDOL REACTION

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METAL-HYDRIDE REDUCTION OF ISOXAZOLINE-3-CARBOXYLATE ESTERS

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MONOCYCLIC ANALOGS OF THE MU-OPIOID AGONIST 3,8-DIAZABICYCLO-[3.2.1]OCTANES - SYNTHESIS, MODELING, AND ACTIVITY

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Merging lithium carbenoid homologation and enzymatic reduction: A combinative approach to the HIV-protease inhibitor Nelfinavir

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Metal-free synthesis of bisthiophene-core donor acceptor organic photosensitizers for dye-sensitized solar cells

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Microbiological transformations 36: Preparative scale synthesis of chiral thioacetal and thioketal sulfoxides using whole-cell biotransformations

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Mild and convenient one-pot synthesis of beta lactams by condensation of titanium enolates of 2-pyridylthioesters with imines

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Mild synthesis of enantiomerically pure imidazo-[1,2-a]azepines mediated by Yb(OTf)(3)

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Molecular mechanics and 1H NMR conformational study of 3,8-diazabicyclo[3,2,1] octanes and related cis-2,6-dimethylpiperazines active on opioid receptors

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Multicomponent access to novel dihydroimidazo[1′,5′:1,2]pyrido[3,4-b]indol-2-ium salts and indoles by means of Ugi/Bischler–Napieralski/heterocyclization two step strategy

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Multicomponent diversity oriented synthesis of multivalent glycomimetics containing hexafluorovaline

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N,N-disubstituted propargylamines as tools in the sequential 1,3-dipolar cycloaddition/arylation processes to the formation of polyheterocyclic systems

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N-Haloamidines. VI. Reaction of N-chloro-N'-benzenesulfonylbenzamidines with enamines

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N-Sulfonylamidines. Part IV. Intramolecular cyclization of N-sulfonylamidines of 2-oxoacids: A new synthesis of 3-aminoisothiazole S,S-dioxides

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N-haloamidines. VII. 4-amino-5-chloroimidazoles and 4-amino-5-unsubstituted imidazoles from N-chloro-N′-arylbenzamidines and 1,1-diaminoethenes

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N-sulfonylamidines. Part III. A new rearrangement reaction of N-alkylsulfonyl-amidines: Synthesis of enamines, β-aminosulfonyl-enamines and 4H-thiazete-S,S-dioxides

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NITRILE OXIDES IN MEDICINAL CHEMISTRY .2. SYNTHESIS OF THE 2 ENANTIOMERS OF DIHYDROMUSCIMOL

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New indole derivatives. Synthesis of 3-acyl-1-carbethoxy-2-trifluoromethanesulfonylindoles and of substituted 2-vinylindoles

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New syntheses of optically active vitamin E side chain by chemicoenzymatic approach

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Nitrilimine cycloaddition onto 2-azetidinones bearing alkenyl dipolarophile(s)

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Nitrilimine cycloaddition to 4-(pyrazol-5-yl)carbonyl-2-azetidinone and 4-(pyrazol-4-yl)carbonyl-2-azetidinone

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OPTICALLY-ACTIVE AMINOALCOHOL PROMOTED ADDITION OF 2-PYRIDYLTHIOESTER BORON ENOLATES TO IMINES - ENANTIOSELECTIVE ONE-POT SYNTHESIS OF BETA-LACTAMS

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ORIGINS OF PI-FACE SELECTIVITY IN THE ALDOL REACTIONS OF CHIRAL E-ENOL BORINATES - A COMPUTATIONAL STUDY USING TRANSITION-STATE MODELING

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ORIGINS OF STEREOSELECTIVITY IN CHIRAL BORON ENOLATE ALDOL REACTIONS - A COMPUTATIONAL STUDY USING TRANSITION-STATE MODELING

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ORIGINS OF STEREOSELECTIVITY IN THE ADDITION OF ALLYL AND CROTYLBORONATES TO ALDEHYDES - THE DEVELOPMENT AND APPLICATION OF A FORCE-FIELD MODEL OF THE TRANSITION-STATE

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On the regioselectivity of the protease subtilisin towards the acylation of enantiomeric pairs of benzyl and naphthyl glycopyranosides. Part 2

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On the selectivity of oxynitrilases towards α-oxygenated aldehydes

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On the self-condensation of aminoguanidine leading to 1,1,4,10,10-pentaamino-2,3,5,6,8,9-hexaazadeca-1,3,5,7,9-pentaene (Structure elucidation through X-ray powder diffraction)

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One pot synthesis of unsaturated enaminoketoesters or of pyridines in the tin(IV) chloride-promoted reactions of beta-ketoesters with of alpha,beta-unsaturated nitriles

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Organic reactions mediated by tetrachlorosilane

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Organic synthesis planning: An algorithm for selecting strategic bond forming sequences

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Organic synthesis planning: Some hints from similarity

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Organic synthesis planning: a new algorithm for strategic bond perception

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Organocatalytic synthesis of dipyrromethanes by the addition of N-methylpyrrole to aldehydes

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Origin of stereocontrol in the Matteson reaction: Importance of attractive electrostatic interactions

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Oxygenated monoterpenes as dipolarophiles for nitrilimine cycloadditions

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PEG-Supported Pyridylthioesters for Racemization-Free Amide Synthesis: a Reagent That Allows Simultaneous Product Formation and Removal From The Polymer

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Palladium-mediated approach to dibenzo[b,e][1,4]diazepines and benzopyrido-analogues. An efficient synthesis of tarpane

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Pd-catalyzed intramolecular cyclization of pyrrolo-2-carboxamides: regiodivergent routes to pyrrolo-pyrazines and pyrrolo-pyridines

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Peptide bond formation using an enzyme mimicking approach

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Practical stereoselective synthesis of conformationally constrained unnatural proline-based amino acids and peptidomimetics

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Preparation of enantiomerically enriched aromatic β-hydroxynitriles and halohydrins by ketone reduction with recombinant ketoreductase KRED1-Pglu

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REGIOCONTROL AND STEREOCONTROL IN THE INTRAMOLECULAR NITRILE OXIDE CYCLOADDITION TO 2-FURYLTHIOL AND 2-FURYLMETHANETHIOL DERIVATIVES

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REGIOSELECTIVE CONVERSION OF O-PROTECTED GLYCIDOLS TO FLUOROHYDRINS CATALYZED BY TETRABUTYLAMMONIUM DIHYDROGENTRIFLUORIDE UNDER SOLID-LIQUID PTC CONDITIONS

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REGIOSELECTIVE DEPROTONATION OF 3-METHYL-4,5-DIHYDROISOXAZOLES AND DIASTEREOSELECTIVE REACTION WITH ELECTROPHILES

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REGIOSELECTIVE OPENING OF EPOXYALDONOLACTONES TO FLUORODEOXYALDONOLACTONES USING TETRABUTYLAMMONIUM DIHYDROGENTRIFLUORIDE

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Reaction classification by similarity: the influence of steric congestion

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Reaction of Grignard reagents with carbonyl compounds under continuous flow conditions

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Reaction of mesoionic compounds deriving from cyclic N-acyl-alpha-aminoacids with N-(phenylmethylene)benzenesulfonamide

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Reactivity of anionic nucleophiles in ionic liquids and in molecular solvents

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Reactivity of glucosyl radical in the presence of phenols

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Readily available (S)-proline-derived organocatalysts for the Lewis acid-mediated Lewis base-catalyzed stereoselective aldol reactions of activated thioesters

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Reagent control in the aldol addition reaction of chiral boron enolates with chiral aldehydes. Total synthesis of (3S,4S)-statine

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Regio- and stereoselective hydrogenation of methyl substituted pentadien-1-ols by baker's yeast

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Regiochemical aspects of intramolecular cycloadditions of nitrones derived from N-(2-alkenyl)-2-pyrrolecarbaldehydes. Competitive entries to pyrrolizidine and indolizidine derivatives

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Regioselective Hydrolysis of Diacetoxynaphtalenes Catalyzed by Pseudomonas sp. Lipase in an Organic Solvent

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Regioselective opening of epoxides to beta-amido alcohols under solid-liquid PTC conditions

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Resolution of (R,S)-flurbiprofen catalysed by dry mycelia in organic solvent

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Rosigenin, an unusual metabolite from mycosphaerella rosigena

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SELECTIVE ENZYMATIC TRANSFORMATIONS OF ITACONIC ACID-DERIVATIVES - AN ACCESS TO POTENTIALLY USEFUL BUILDING-BLOCKS

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STEREOSELECTIVE INTRAMOLECULAR NITRONE CYCLOADDITIONS TO CHIRAL ALLYL ETHERS

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STEREOSELECTIVE RADICAL-MEDIATED CYCLIZATION OF NOREPHEDRINE DERIVED ALPHA-IODOAMIDES - SYNTHESIS OF ENANTIOPURE PYRROLIDINES AND TRANSITION-STATE MODELING

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STEREOSELECTIVE SYNTHESIS OF (E)-2-ALKENE-1,4-DIOLS VIA METALATED ALLYLIC SULFOXIDES

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STEREOSELECTIVE SYNTHESIS OF BETA-LACTAMS BY CONDENSATION OF TITANIUM ENOLATES OF 2-PYRIDYL THIOESTERS WITH IMINES BEARING A CHIRAL AUXILIARY

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STEREOSELECTIVE SYNTHESIS OF POLYOLS PRECURSORS BY ALLYL SULFINYL ANION ADDITION TO CHIRAL ALKOXY ALDEHYDES

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STUDIES TOWARD A MODEL FOR PREDICTING THE DIASTEREOSELECTIVITY IN THE ELECTROPHILIC AMINATION OF CHIRAL 1,3,2-OXAZAPHOSPHOLANES

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SYNTHESIS OF AZASUGARS BY GRIGNARD REACTION ON GLYCOSYLAMINES

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SYNTHESIS OF BETA-LACTAMS BY CONDENSATION OF THE TIN ENOLATES OF 2-PYRIDYLTHIOESTERS WITH IMINES - A COMPARISON BETWEEN TITANIUM AND TIN ENOLATES

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SYNTHESIS OF BETA-LACTAMS BY CONDENSATION OF TITANIUM ENOLATES OF 2-PYRIDYLTHIOESTERS WITH IMINES - INFLUENCE OF THE IMINE STRUCTURE ON THE TRANS/CIS STEREOSELECTIVITY

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SYNTHETIC STUDIES ON INDOLE ALKALOIDS - A STEREOCONTROLLED ENTRY TO THE CUANZINE STRUCTURAL UNIT

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Selective O-acylation of unprotected N-benzylserine methyl ester and O,N-acyl transfer in the formation of cyclo[Asp-Ser] diketopiperazines

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Selective synthesis of 14 beta-amino taxanes

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Selectivity of the (S)-oxynitrilase from Hevea brasiliensis towards α- and β-substituted aldehydes

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Selenenylations of alkenes with styrene nucleophiles

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Silicon polypodands : a new class of efficient solid-liquid phase-transfer catalysts

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Similar Group Interferences. A General Approach to the Location of Interfering Functionalities.

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Single step synthesis of 2,3-dialkyl-6-nitro-quinazolin-4(3H)-imines and 3,5-dialkyl-9-nitro-imidazo[1,2-c]quinazolin-2(3H)-ones

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Solid supported chiral auxiliaries in asymmetric synthesis. Part 2: Catalysis of 1,3-dipolar cycloadditions by Mg(II) cation

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Stable nitrile oxide dipolar cycloadditions in pure water

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Stereochemically pure alpha-trifluoromethyl-malic hydroxamates: synthesis and evaluation as inhibitors of matrix metalloproteinases

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Stereocontrolled synthesis of polyketide libraries: Boron-mediated aldol reactions with aldehydes on solid support

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Stereoselective aldol condensations via alkenyloxy dialkoxyboranes : mechanistic and stereochemical details

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Stereoselective aldol condensations via alkenyloxy dialkoxyboranes: synthetic applications using thioesters

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Stereoselective alkenylation of aldehydes with phosphorus carbanions : preparation of E- and Z-2-alkoxy- and 2-aryloxy-2-alkenoates

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Stereoselective intramolecular cycloadditions of homochiral nitrile imines: synthesis of enantiomerically pure 3,3a-dihydro-pyrazolo[1,5-a][1,4] benzodiazepine-6(4H)-ones

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Stereoselective one-pot synthesis of β-lactams by reaction of 2-pyridylthioesters with imines in the presence of AlBr3 or EtAlCl2

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Stereoselective synthesis of 6,5-bicyclic reverse-turn peptidomimetics

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Stereoselective synthesis of D-galactal-derived N-ethoxycarbonyl aziridine, as a new, improved synthetic protocol to glycal-derived N-activated vinyl aziridines

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Stereoselective synthesis of constrained norbornane-derived spiro-β-lactams

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Stereoselective synthesis of cyclic dinucloetide phosphorothioates

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Stereoselective synthesis of β-substituted-l-threonines from enantiopure 5-acetyl-2-isoxazolines

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Stereoselective synthesis of β-sultams using chiral tricarbonyl(η6-arene)chromium(0) complexes

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Stereoselective total synthesis of natural phytol via double bond reductions by baker's yeast

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Straightforward access to 2,3- and 3,4-unsaturated derivatives of N-glycolylneuraminic acid

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Structures and reactivities of 1-oxo-cycloalkan-2ylideneacetic acids. 1H-NMR, modeling and photochemical studies

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Studies on oxidation of ergot alkaloids: oxidation and desaturation of dihydrolysergol-stereochemical requirements

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Substituted 1 Benzyl-4-(benzylidenimino)-4-phenylazetidin-2-ones : synthesis, thermal and photochemical reactions

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Substituted coumarin amidines: useful building blocks for the preparation of [1]benzopyrano[4,3-b]pyridin-5-one and [1]benzopyrano[4,3-d]pyrimidin-5-one derivatives

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Sulfanyl-methylene-5(4H)-oxazolones and β-sulfanyl-α-nitroacrylates as appealing dienophiles for the synthesis of conformationally constrained cysteine analogues

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Synthesis and Utility of Novel C-meso-Glycosylated Metalloporphyrins

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Synthesis and anti-bacterial activity of a library of 1,2-benzisothiazol-3(2H)-one (BIT) derivatives amenable of crosslinking to polysaccharides

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Synthesis and biological activity of vicinal diaryl-substituted 1H-imidazoles

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Synthesis and glycosidase inhibition properties of triazole-linked calixarene-iminosugar clusters

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Synthesis and molecular modeling of novel dihydroxycyclopentane-carbonitrile nor-nucleosides by bromonitrile oxide 1,3-dipolar cycloaddition

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Synthesis and pharmacological characterization at glutamate receptors of erythro- and threo-tricholomic acid and homologues thereof

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Synthesis and reactivity of 2-dimethylamino-4-alkenyl-1, 3-oxazin-6-ones

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Synthesis and transition metal catalysed reactionsnext term of 1-Ureido-3-propargyl-2,3-dihydropyrrol-2-ols, 1-ureido-3-propargylpyrroles and 1-ureido-3-propargyl-3-phosphono-1H-pyrrol-2(3H)-ones

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Synthesis of imidazo[5,1-b]thiazoles or spiro-beta-lactams by reaction of imines with mesoionic compunds or ketenes generated from N-acyl-thiazolidine-2-carboxylic acids

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Synthesis of 2,6-disubstituted morpholines through regioselective oxiranes ring opening by tosylamide under PTC conditions

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Synthesis of 3,3'-disubstituted-2,2'-biindolyls through sequential palladium-catalysed reactions of 2,2,2-trifluoro-N-(2-(4-[2,2,2-trifluoro-acetylamino)-phenyl]-buta-1,3-d iynyl)-phenyl)-acetamide with organic halides/triflates

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Synthesis of 4-dialkylaminopyridine derivatives through ring-rearrangement of 3-nitro-2H-pyran-2-one acetamidines

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Synthesis of 4-nitromethylene-1,4-dihydropyrimidine derivatives as pyrimidine nucleoside analogues

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Synthesis of N-sulfonyl aziridines through regioselective opening of epoxides under solid-liquid PTC conditions

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Synthesis of [a]annulated carbazoles from indol-2,3-dione

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Synthesis of bis-(3,5)pyrazolophanes by sequential intermolecular-intramolecular nitrilimine cycloadditions

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Synthesis of bis-(3,5)pyrazolophanes via double cycloadditive macrocyclisation

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Synthesis of carboranyl derivatives of alkynyl glycosides as potential BNCT agents

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Synthesis of configurationally stable allylic sulphoxides via diastereoselective oxydation

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Synthesis of disaccharidic sub-units of a new series of heparin related oligosaccharides

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Synthesis of functionalised furans and pyrroles through annulation reactions of 4-pentynones

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Synthesis of functionalised pyrazolones and imidazolines/imidazoles through divergent cyclization reactions

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Synthesis of functionalised quinolines through tandem addition/annulation reactions of beta-(2-aminophenyl)-alpha,beta-ynones

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Synthesis of heterocyclic ketene N,O-acetals from 5(2H)-isoxazolones

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Synthesis of hydrazino-peptide nucleic acid monomers and dimers as new PNA backbone building blocks

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Synthesis of new bicyclic analogues of glutamic acid

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Synthesis of new β- and γ-benzyloxy-S-glutamic acid derivatives and evaluation of their activity as inhibitors of excitatory amino acid transporters

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Synthesis of novel simplified sarcodictyin/eleutherobin analogs with potent microtubule-stabilizing activity, using ring closing metathesis as the key-step

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Synthesis of novel, simplified, C-7 substituted eleutheside analogues with potent microtubule-stabilizing activity

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Synthesis of pyrazole C-nucleosides via Tin(IV) chloride-promoted reactions of beta-D-ribofuranosyl cyanide with beta-dicarbonyl compounds

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Synthesis of pyrazole-containing azacrown ethers by intramolecular nitrilimine cycloadditions

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Synthesis of pyrrolo[1,2-c]quinazoline derivatives

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Synthesis of some oligopyridine-galactose conjugates and their metal complexes: a simple entry to multivalent sugar ligands

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Synthesis of substituted conformationally constrained 6,5- and 7,5-fused bicyclic lactams as dipeptide mimics

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Synthesis of tetrahydroisoquinoline-based pseudopeptides and their characterization as suitable reverse turn mimetics

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Synthesis of the C15-C23 fragment of dictyostatin using a highly stereoselective Carreira alkynylation

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Synthesis of two analogues of brassinolide, possible plant growth promoting steroids

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Synthesis, modeling and binding affinity of an ester analogue of the terminal trisaccharide of the tumor-associated antigen globo-H-1

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Synthetic approach to imidazo[1,2-a]pyridine derivatives by the intramolecular nitrone cycloaddition methodology

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Synthetic studies on the sarcodictyins: synthesis of fully functionalized cyclization precursors

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TICL4-MEDIATED REACTIONS OF SILYL KETENE ACETALS DERIVED FROM N-METHYLEPHEDRINE ESTERS - ASYMMETRIC-SYNTHESIS OF BETA-LACTAMS

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TIN(IV) CHLORIDE-PROMOTED SYNTHESIS OF 4-AMINOPYRIDINES AND 4-AMINOQUINOLINES

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TITANIUM TETRACHLORIDE-MEDIATED ENANTIOSELECTIVE SYNTHESIS OF TRANS BETA-LACTONES

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The action of adenosine deaminase (EC 3.5.4.4.) on adenosine and deoxyadenosine acetates : The crucial role of the 5 '-hydroxy group for the enzyme activity

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The chelation and non chelation controlled stereoselective reduction of alpha-methoxy-alpha-phenylthioketones

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The intramolecular aromatic nucleophilic substitution as a route to tricyclic beta-lactams. Synthesis of the novel 4-oxa-7-azabicyclo[4.2.0] octane skeleton

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The spiropiperidine-3,3 '-oxindole scaffold : a type II beta-turn peptide isostere

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The structure of syriogenin

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Total synthesis of a pepstatin analog incorporating two trifluoromethyl hydroxymethylene isosteres (Tfm-GABOB) and evaluation of Tfm-GABOB containing peptides as inhibitors of HIV-1 protease and MMP-9

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Total synthesis of the salicyldehydroproline-containing antibiotic promysalin

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Towards epoxidation catalysts for fluorous biphase systems: Synthesis and properties of two Mn(III)-tetraarylporphyrins bearing perfluoroalkylamido tails

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Trisubstituted isoxazoles from 3,4-disubstituted-(2H)-isoxazol-5-ones

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Tubulin-guided dynamic combinatorial library of thiocolchicine-podophyllotoxin conjugates

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Uncatalyzed solventless Diels-Alder reaction of 2-amino-3-nitroacrylate: synthesis of new epimeric 2-amino-3-nitronorbornene- and norbornane-2-carboxylic acids

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V-Triazolines. Part XXI. Spiro[bicyclo[2.2.1]hept-2-ene[5.4']1',2',3'-triazole] derivatives from cyclopentadiene and 5-amino-4-methylene-v-triazolines

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[2+2] Cycloaddition Reactions of 1-Benzyl-2,4-Diphenyl-1,3-Diazabuta-1,3-Diene with Chiral Ketenes

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[4+2] and [2+2] cycloaddition reactions of 1-(4-methylphenyl) and 1-benzyl-1,3 diaza-1,3-butadienes with ketenes

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beta(3)-adrenergic receptor ligands: insight into structure-activity relationships using Monte-Carlo conformational analysis in water

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beta-Hydroxynorbornane amino acid derivatives : valuable synthons for the diastereoselective preparation of substituted cyclopentylglycine derivatives

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v-Triazolines-XXII. Cycloaddition reactions of cyclopentadienones to 5-amino-4-methylene-v-triazolines

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v-Triazolines. Part XXVI. Isomer1zation reactions of substituted [v-tria-zol-4-yl]methyl-cyclopenten-3- and -2-ones

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v-Triazolines. part XXIII. Cycloaddition reactions of 4-nitrophenylazide to enamines of 1,4,5,6.-tetraphenyl-7-oxo-bicyclo [2.2.1] hept-5-en-2-carboxaldehyde

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α-Pyrones. Part V. Structure effects on the intramolecular cyclization of functionalized 6-pyronylacetamides: synthesis of new 2,5,7-trioxo-pyrano[3,2-c]pyridines

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γ-Glutamyl-dipeptides : Easy tools to rapidly probe the stereoelectronic properties of the ionotropic glutamate receptor binding pocket

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No Results Found