New pyrrole-based amino acids for the synthesis of peptidomimetic constrained scaffolds Fulltext Access 4 Pages 2005
Influence of chelating silyl scavengers on the diastereoselectivity of chromium catalyzed pinacol cross couplings Fulltext Access 4 Pages 2005
Nucleophilic substitution of chlorobis(4-methoxyphenyl)methane: reactivity of carbenium ions in ILs-trifluoroethanol mixtures Fulltext Access 4 Pages 2005
New aromatic annulation reaction via a C14 enaminone synthon: synthesis of 'terpenoid-like chalcones' Fulltext Access 4 Pages 2005
Palladium-catalyzed construction of amino acid derivatives possessing vicinal chiral quaternary and tertiary carbon centers at the α and β positions Fulltext Access 4 Pages 2005
A catalyst system for the formation of amides by reaction of carboxylic acids with blocked isocyanates Fulltext Access 4 Pages 2005
Regioselective synthesis of quinolone-annulated sulfur heterocycles by aryl radical cyclization Fulltext Access 4 Pages 2005
New approach to the synthesis of oligodeoxyribonucleotides modified with phosphorothioates of predetermined sense of P-chirality Fulltext Access 4 Pages 2005
New synthetic strategy for o-NBS protected amino acids and their use in synthesis of mono-benzylated peptides Fulltext Access 4 Pages 2005
Enantioselective synthesis of epi-(+)-Sch 642305: observation of an interesting diastereoselection during RCM Fulltext Access 4 Pages 2005
A highly efficient synthesis of antiobestic ligand GW501516 for the peroxisome proliferator-activated receptor δ through in situ protection of the phenol group by reaction with a Grignard reagent Fulltext Access 4 Pages 2005
Samarium-induced convenient reductive dimerization of aromatic ketones in aqueous methanol: a mechanistic approach Fulltext Access 4 Pages 2005
A simple and regioselective α-bromination of alkyl aromatic compounds by two-phase electrolysis Fulltext Access 4 Pages 2005
Synthesis of oligomers including eight P-chiral centers and the construction of the 12-phosphacrown-4 skeleton Fulltext Access 4 Pages 2005
A new boronic acid fluorescent reporter that changes emission intensities at three wavelengths upon sugar binding Fulltext Access 4 Pages 2005
First example of a palladium catalyzed coupling reaction between cationic porphyrins and alkynyls in aqueous medium Fulltext Access 4 Pages 2005
Aromatic ring favorable and efficient H-D exchange reaction catalyzed by Pt/C Fulltext Access 4 Pages 2005
A chiral auxiliary derived from levoglucosenone in asymmetric Diels-Alder transformations Fulltext Access 4 Pages 2005
Differentiation between the ethoxycarbonyl groups in diethyl malate via their titanium-catalyzed reductive cyclopropanation with ethylmagnesium bromide and subsequent site-selective three-carbon ring cleavage Fulltext Access 4 Pages 2005
Unusual oxidative free-radical additions of 1,3-dicarbonyl compounds to benzonorbornadiene and oxabenzonorbornadiene Fulltext Access 4 Pages 2005
Molecular iodine: a powerful catalyst for the easy and efficient synthesis of quinoxalines Fulltext Access 4 Pages 2005
A new synthetic approach for 4(S)-hydroxycyclopent-2-enone: a precursor to prostanoid synthesis Fulltext Access 4 Pages 2005
Enantioselective synthesis and stereochemical revision of communiols A-C Fulltext Access 4 Pages 2005
Halogen effects in Robinson-Gabriel type reaction of cyclopropanecarboxylic acid Nâ²-substituted-hydrazides with PPh3/CX4 Fulltext Access 4 Pages 2005
One-pot synthesis of aza-Morita-Baylis-Hillman adducts from α-oxo ketene-S,S-acetals, arylaldehydes and nitriles Fulltext Access 4 Pages 2005
Synthesis of highly substituted pyrrolidines via palladium catalysed formal [2+3] cycloaddition of 5-vinyloxazolidin-2-ones to activated alkenes Fulltext Access 4 Pages 2005
Stereoselective syntheses of (+)-proto, (â)-gala quercitols and carba-l-rhamnose from d-(â)-quinic acid Fulltext Access 4 Pages 2005
A facile photoinduced iodoperfluoroalkylation of dienes, diynes, and enynes with perfluoroalkyl iodides via selective radical cyclization Fulltext Access 4 Pages 2005
A facile S-transalkylation of 2,2â²-bipyridine alkyl sulfides-a new tool for the synthesis of annulated biheterocycles Fulltext Access 4 Pages 2005
Claisen self-condensation/decarboxylation as the key steps in the synthesis of C2-symmetrical 1,7-dioxaspiro[5.5]undecanes Fulltext Access 4 Pages 2005
Aglycon switch approach toward unnatural glycosides from natural glycoside with glycosyltransferase VinC Fulltext Access 4 Pages 2005
Novel efficient synthesis of 3,4-dihydro-6-substituted-3-phenylpyrimidin-2(1H)-ones Fulltext Access 4 Pages 2005
Synthesis of adenosine-based fluorosides containing a novel heterocyclic ring system Fulltext Access 4 Pages 2005
Drastic change in the rate of photochemical rearrangement of 1,6-(N-phenyl)aza-[60]fulleroids by switching the excited states through simple methyl substitution on the phenyl group Fulltext Access 4 Pages 2005
Palladium-catalyzed coupling reaction of propargylic oxiranes with arylboronic acids in aqueous media Fulltext Access 4 Pages 2005
Structures and C-Hâ¯Ï interactions in DMF inclusion complexes of homoazacalix[4]arenes Fulltext Access 4 Pages 2005
A convergent route to β-hydroxy δ-lactones through Prins cyclisation as the key step: synthesis of (+)-prelactones B, C and V Fulltext Access 4 Pages 2005
One pot direct synthesis of amides or oxazolines from carboxylic acids using Deoxo-Fluor reagent Fulltext Access 4 Pages 2005
Asymmetric synthesis of dihydroquinazolinones via directed ortho metalation and addition to tert-butanesulfinyl imines Fulltext Access 4 Pages 2005
Facile addition of alkynes to aza-aromatic systems: a new protocol for the preparation of 2-alkynyl-1,2-dihydroquinolines Fulltext Access 4 Pages 2005
Novel protocol for the generation of β-branched Baylis-Hillman adducts from ethyl sorbate and aryl aldehydes Fulltext Access 4 Pages 2005
Cu(I)-catalyzed intramolecular cyclization of ene-carbamates: synthesis of indoles and pyrrolo[2,3-c]pyridines Fulltext Access 4 Pages 2005
A general asymmetric route for the synthesis of the alexine and australine family of pyrrolizidine alkaloids. The first asymmetric synthesis of 1,2-diepi-alexine and 1,2,7-triepi-australine Fulltext Access 4 Pages 2005
Synthesis and electrochemical characterization of donor-acceptor phenylazomethine dendrimers Fulltext Access 4 Pages 2005
A new strategy for the synthesis of aryl- and heteroaryl-substituted exocyclic olefins from allyl alcohols using PBr3 Fulltext Access 4 Pages 2005
Calix[8]arene anions: solid state structure of an inclusion compound with a tetrabutylammonium cation Fulltext Access 4 Pages 2005
A novel calix[4]arene fluorescent receptor for selective recognition of acetate anion Fulltext Access 4 Pages 2005
Synthesis of Mannich type products via a three-component coupling reaction Fulltext Access 4 Pages 2005
A concise and practical catalytic asymmetric synthesis of (â)-CP-99,994 and (â)-L-733,061 Fulltext Access 4 Pages 2005
Biosynthesis of plaunotol in Croton stellatopilosus proceeds via the deoxyxylulose phosphate pathway Fulltext Access 4 Pages 2005
Preparation of N-protected allylic amines and α-methylene-β-amino acids from vinylalumination/Baylis-Hillman products via tandem SN2Ⲡsubstitution-Overman rearrangement Fulltext Access 4 Pages 2005
Solvent effects in a carbenoid N-H insertion route to triarylamines via 2-diazo-1,3-cyclohexanedione Fulltext Access 4 Pages 2005
A high yielding template-directed synthesis of the first fluorenone-containing [2]catenane Fulltext Access 4 Pages 2005
A modified procedure for the Dakin-West reaction: an efficient and convenient method for a one-pot synthesis of β-acetamido ketones using silica sulfuric acid as catalyst Fulltext Access 4 Pages 2005
A room temperature alternative of the Claisen rearrangement route to ortho allylated phenols: unique reactivity pattern of allylindium reagents Fulltext Access 4 Pages 2005
Synthesis of trimethyl (2S,3R)- and (2R,3R)-[2-2H1]-homocitrates and the corresponding dimethyl ester lactones-towards elucidating the stereochemistry of the reaction catalysed by homocitrate synthase and by the Nif-V protein Fulltext Access 4 Pages 2005
Microwave-induced clay-catalyzed ring opening of N-tosylaziridines: a green approach to achiral and chiral diamines Fulltext Access 4 Pages 2005
Toward a total synthesis of the novel neurotrophic sesquiterpene merrilactone A: a RCM and [2+2]-photocycloaddition based approach to framework construction Fulltext Access 4 Pages 2005
Efficient cleavage of carboxylic tert-butyl and 1-adamantyl esters, and N-Boc-amines using H2SO4 in CH2Cl2 Fulltext Access 4 Pages 2005
An efficient protocol for the synthesis of quinoxaline derivatives at room temperature using molecular iodine as the catalyst Fulltext Access 4 Pages 2005
Avoiding pyran ring opening during palladium acetate catalyzed C-glycosidation of peracetylated glycals Fulltext Access 4 Pages 2005
Asymmetric synthesis of the tricyclic core of cyathin diterpenoids via intramolecular Heck reaction Fulltext Access 4 Pages 2005
Amide-nitrophenyl based colorimetric receptors for selective sensing of fluoride ions Fulltext Access 4 Pages 2005
Stereoselective transformation of easily available (2Z,4E)-2,4-alkadien-1-ols into (E)-3-alkene-1,2,5-triol derivatives Fulltext Access 4 Pages 2005
Chromone-3-carboxaldehydes in Diels-Alder reactions with indole-o-quinodimethane. Synthesis of tetrahydrochromeno[2,3-b]carbazoles Fulltext Access 4 Pages 2005
Stereoselective synthesis of the octahydroisobenzofuran skeleton of the eunicellins Fulltext Access 4 Pages 2005
Highly active phosphine-free carbene ruthenium catalyst for cross-metathesis of acrylonitrile with functionalized olefins Fulltext Access 4 Pages 2005
A novel entry into 1-methyl- and 1-aryl-octahydropyrrolo[3,4-b]pyrroles and their N-1-C-2 fused derivatives: stereoselective synthesis via an intramolecular azomethine ylide cycloaddition reaction Fulltext Access 4 Pages 2005
A tandem C-H insertion-acetal cleavage sequence: stereocontrolled synthesis of substituted tetrahydrofurans Fulltext Access 4 Pages 2005
Synthesis of 3-sulfanylpropanols containing three consecutive stereocenters via tandem Michael-aldol reaction of enoylthioamides with acetals as key reaction Fulltext Access 4 Pages 2005
Self-assembled discotic liquid crystals formed by hydrogen bonding of alkoxystilbazoles Fulltext Access 4 Pages 2005
Efficient synthesis of arylsulfamides by reaction of amines with arylsulfamoyl imidazolium triflate Fulltext Access 4 Pages 2005
Pd-catalyzed desulfonylative homocoupling of arenesulfonyl chlorides in the presence of hexamethyldisilane forming biaryls Fulltext Access 4 Pages 2005
Domino addition/annulation of δ-alkynylaldehydes and oxygen nucleophiles: a new entry to [1,4]oxazino[4,3-a]indoles Fulltext Access 4 Pages 2005
First isolation and characterization of 1,2-oxaphosphetanes with three phenyl groups at the phosphorus atom in typical Wittig reaction using cyclopropylidenetriphenylphosphorane Fulltext Access 4 Pages 2005
Enantioselective nucleophilic addition to N-(2-pyridylsulfonyl)imines by use of dynamically induced chirality Fulltext Access 4 Pages 2005