Synthesis and properties of N,Nâ²-dialkylimidazolium bis(nonafluorobutane-1-sulfonyl)imides: a new subfamily of ionic liquids Fulltext Access 9 Pages 2006
Regioselective synthesis of polysubstituted benzenes from Baylis-Hillman adducts via [4+2] annulation protocol Fulltext Access 9 Pages 2006
Mg-promoted reductive coupling of aromatic carbonyl compounds with trimethylsilyl chloride and bis(chlorodimethylsilyl) compounds Fulltext Access 9 Pages 2006
An effective method for the preparation of mono N-alkyl derivatives of 1,1â²-bis(6,7-dimethoxy-1,2,3,4-tetrahydroisoquinoline) Fulltext Access 9 Pages 2006
Synthesis and X-ray crystallographic analysis of chiral pyridyl substituted carbocyclic molecular clefts Fulltext Access 9 Pages 2006
5-Nitroisocoumarins from tandem Castro-Stephens coupling-6-endo-dig cyclisation of 2-iodo-3-nitrobenzoic acid and arylethynes and ring-closure of methyl 2-alkynyl-3-nitrobenzoates with electrophiles Fulltext Access 9 Pages 2006
Highly stereoselective synthesis of perhydropyrano[2,3-b]pyrans from the new 3-methylidenepentane-1,5-dianion synthon Fulltext Access 9 Pages 2006
New conditions for the synthesis of thiophenes via the Knoevenagel/Gewald reaction sequence. Application to the synthesis of a multitargeted kinase inhibitor Fulltext Access 9 Pages 2006
A DFT study for the formation of imidazo[1,2-c]pyrimidines through an intramolecular Michael addition Fulltext Access 9 Pages 2006
1H and 13C NMR assignments of the three dicyclopenta-fused pyrene congeners Fulltext Access 9 Pages 2006
Synthesis of 4-(3-hydroxyalkyl)pyrimidines by ring transformation reactions of 2-alkylidenetetrahydrofurans with amidines Fulltext Access 9 Pages 2006
Screening of ligands in the asymmetric metallocenethiolatocopper(I)-catalyzed allylic substitution with Grignard reagents Fulltext Access 9 Pages 2006
Unexpected formation of N,N-disubstituted formamidines from aromatic amines, formamides and trifluoroacetic anhydride Fulltext Access 9 Pages 2006
N-Acyltrifluoromethanesulfonamides as new chemoselective acylating agents for aliphatic and aromatic amines Fulltext Access 9 Pages 2006
Indirect catalytic epoxidation with hydrogen peroxide electrogenerated in ionic liquids Fulltext Access 9 Pages 2006
Asymmetric epoxidation of cis-alkenes with arabinose-derived ketones: enantioselective synthesis of the side chain of Taxol® Fulltext Access 9 Pages 2006
2-(2-Hydroxyaryl)cinnamic amides: a new class of axially chiral molecules Fulltext Access 9 Pages 2006
Triazolopeptides: chirospecific synthesis and cis/trans prolyl ratios of structural isomers Fulltext Access 9 Pages 2006
Intramolecular electrophilic hydroarylation via Claisen rearrangement: synthesis of chromenes, heterothiochromenes and heterodihydrothiochromenes Fulltext Access 9 Pages 2006
Photochemical substitution of olefins and aromatic compounds with difluoromethyl radicals bearing ester and phosphonate groups Fulltext Access 9 Pages 2006
Reactions of carbanions derived from α-substituted-methyl tolyl sulfones with quinone methides as Michael acceptors Fulltext Access 9 Pages 2006
A new route for the preparation of the 22,23-dioxocholestane side chain from diosgenin and its application to the stereocontrolled construction of the 22R,23S-diol function Fulltext Access 9 Pages 2006
Substituent effects on the 31P NMR chemical shifts of arylphosphorothionates Fulltext Access 9 Pages 2006
Ytterbium-catalyzed dual intermolecular hydrophosphination: synthesis of bis(phosphinyl)dienes and bis(alkenyl)phosphine oxides Fulltext Access 9 Pages 2006
A new approach towards peptidosulfonamides: synthesis of potential inhibitors of bacterial peptidoglycan biosynthesis enzymes MurD and MurE Fulltext Access 9 Pages 2006
Oxidation and ring cleavage reactions of 3-benzhydrylchromones. Generation of triarylmethine cations from methylidenechroman-4-ones and benzopyrano[4,3-c]pyrazoles Fulltext Access 9 Pages 2006
An entry to 7-amino- and to 2-ethoxycarbonyl-5-dethia-5-oxa-cephams from 1,3-alkylidene-l-erythritol Fulltext Access 9 Pages 2006
An efficient synthetic methodology of chiral isoquinuclidines by the enantioselective Diels-Alder reaction of 1,2-dihydropyridines using chiral cationic palladium-phosphinooxazolidine catalyst Fulltext Access 9 Pages 2006
Regioselective hydroxylation of phenols by simultaneous photochemical generation of phenol cation-radical and hydroxyl radical Fulltext Access 9 Pages 2006
Synthesis and conformational analysis of tetrahydroisoquinoline- and piperidine-fused 1,3,4,2-oxadiazaphosphinanes, new ring systems Fulltext Access 9 Pages 2006
Solid-state tubular assemblies of thiolactones: synthesis and structural characterization Fulltext Access 9 Pages 2006
Friedel-Crafts acylation reaction using carboxylic acids as acylating agents Fulltext Access 9 Pages 2006
Platinum-catalyzed allylation of aminonaphthalenes with allylic acetates Fulltext Access 9 Pages 2006
The methoxycarbonylcarbene insertion into 1,3-dithiolane and 1,3-oxathiolane rings Fulltext Access 9 Pages 2006
Enantioselective oxidation of olefins catalyzed by chiral copper bis(oxazolinyl)pyridine complexes: a reassessment Fulltext Access 9 Pages 2006
Polybrominated diphenyl ethers (BDEs); preparation of reference standards and fluorinated internal analytical standards Fulltext Access 9 Pages 2006
Synthesis of formyl-thienylpyrroles: versatile building blocks for NLO materials Fulltext Access 9 Pages 2006
Oxidative cyclization of N-alkyl-o-methyl-arenesulfonamides to biologically important saccharin derivatives Fulltext Access 9 Pages 2006
Mesitylene based azo-coupled chromogenic tripodal receptors-a visual detection of Ag(I) in aqueous medium Fulltext Access 9 Pages 2006
11,16 Oxetane lactones. Spectroscopic evidences and conformational analysis Fulltext Access 9 Pages 2006
Intramolecular charge transfer dual fluorescent sensors from 4-(dialkylamino)benzanilides with metal binding site within electron acceptor Fulltext Access 9 Pages 2006
Enantioselective total synthesis of both diastereomers of preclavulone-A methyl ester Fulltext Access 9 Pages 2006
An efficient synthesis of highly substituted pyrroles from β-oxodithiocarboxylates Fulltext Access 9 Pages 2006
Synthesis of β-hydroxy sulfones via opening of hydrophilic epoxides with zinc sulfinates in aqueous media Fulltext Access 9 Pages 2006
Synthesis and structural characterisation of novel platinum-based drug candidates with extended functionality by incorporation of bis(diphenylphosphino)ferrocene units as metal chelators Fulltext Access 9 Pages 2006
Two-way enantioselective control in the epoxidation of alkenes with the keto bile acid-Oxone® system Fulltext Access 9 Pages 2006
Studies on electrophilic addition reaction of 2,3-allenoates with PhSeCl Fulltext Access 9 Pages 2006
Highly efficient and practical phosphoramidite-copper catalysts for amination of aryl iodides and heteroaryl bromides with alkylamines and N(H)-heterocycles Fulltext Access 9 Pages 2006
First synthesis of a steroid containing an unstable 19-nor-androsta-1,5-dien-3-one system Fulltext Access 9 Pages 2006
Synthesis of 7H-indolo[2,3-c]quinolines: study of the Pd-catalyzed intramolecular arylation of 3-(2-bromophenylamino)quinolines under microwave irradiation Fulltext Access 9 Pages 2006
Synthesis of original thiazoloindolo[3,2-c]quinoline and novel 8-N-substituted-11H-indolo[3,2-c]quinoline derivatives from benzotriazoles. Part I Fulltext Access 9 Pages 2006
A glycal approach towards an efficient and stereodivergent synthesis of polyhydroxypyrrolidines Fulltext Access 9 Pages 2006
Domino Mukaiyama-Michael reactions in the synthesis of polycyclic systems Fulltext Access 9 Pages 2006
Complementary regioselective esterification of non-reducing oligosaccharides catalyzed by different hydrolases Fulltext Access 9 Pages 2006
Efficient sulfonation of 1-phenylsulfonyl-1H-pyrroles and 1-phenylsulfonyl-1H-indoles using chlorosulfonic acid in acetonitrile Fulltext Access 9 Pages 2006
Effect of ionic liquid organizing ability and amine structure on the rate and mechanism of base induced elimination of 1,1,1-tribromo-2,2-bis(phenyl-substituted)ethanes Fulltext Access 9 Pages 2006
Formation of benzylamines from triazene compounds via a 1,2-proton shift Fulltext Access 9 Pages 2006
Construction of C-nucleosides diversified by [3+2] cycloaddition from a sugar-based mesoionic ring Fulltext Access 9 Pages 2006
Alternative syntheses of the D2d symmetric 1,3,5,7-tetraiodotricyclo[3.3.0.03,7]octane Fulltext Access 9 Pages 2006
New microviridins from a water bloom of the cyanobacterium Microcystis aeruginosa Fulltext Access 9 Pages 2006
Synthesis and biological evaluation of anthranilamide-based non-peptide mimetics of Ï-conotoxin GVIA Fulltext Access 9 Pages 2006
Nickel-mediated cyclization of enynes under an atmosphere of carbon dioxide Fulltext Access 9 Pages 2006
Nickel-catalyzed multi-component connection reaction of isoprene, aldimines (lactamines), and diphenylzinc Fulltext Access 9 Pages 2006
A new approach for the asymmetric syntheses of 2-epi-deoxoprosopinine and azasugar derivatives Fulltext Access 9 Pages 2006
Enantioselective synthesis of 2-substituted-1,4-diketones from (S)-mandelic acid enolate and α,β-enones Fulltext Access 9 Pages 2006
Effect of a perfluorocyclopentene core unit on the structures and photoluminescence of fluorene- and anthracene-based compounds Fulltext Access 9 Pages 2006
Oxidative cleavage of ribofuranose 5-(α-hydroxyphosphonates): a route to erythrofuranose-based nucleoside phosphonic acids Fulltext Access 9 Pages 2006
Regioselective dehydrogenation of 3,4-dihydropyrimidin-2(1H)-ones mediated by ceric ammonium nitrate Fulltext Access 9 Pages 2006
Enantioselective synthesis and absolute configurations of aculeatins A, B, D, and 6-epi-aculeatin D Fulltext Access 9 Pages 2006
Disproportionation reaction of diarylmethylisopropyl ethers: a versatile access to diarylmethanes from diarylcarbinols speeded up by the use of microwave irradiation Fulltext Access 9 Pages 2006
Hydrogen bonding-mediated self-assembly of anthranilamide-based homodimers through preorganization of the amido and ureido binding sites Fulltext Access 9 Pages 2006
Density functional theory calculations and experimental parameters for mutarotation of 6-deoxy-l-mannopyranosyl hydrazine Fulltext Access 9 Pages 2006
Synthesis of phosphorus dendrimers bearing chromophoric end groups: toward organic blue light-emitting diodes Fulltext Access 9 Pages 2006
Synthesis and separation of the atropisomers of 2-(5-benzo[b]fluorenyl)-2â²-hydroxy-1,1â²-binaphthyl and related compounds Fulltext Access 9 Pages 2006
Stereoselective synthesis of amino acid-derived β-lactams. Experimental evidence for TADDOL as a memory of chirality enhancer Fulltext Access 9 Pages 2006
Efficient synthesis of enynes by tetraphosphine-palladium-catalysed reaction of vinyl bromides with terminal alkynes Fulltext Access 9 Pages 2006
Reaction of magnesium cyclopropylidene with N-lithio arylamines: a method for generation of α-amino-substituted cyclopropylmagnesiums and a study for their reactivity with electrophiles Fulltext Access 9 Pages 2006
Further studies on the constituents of the gorgonian octocoral Pseudopterogorgia elisabethae collected in San Andrés and Providencia islands, Colombian Caribbean: isolation of a putative biosynthetic intermediate leading to erogorgiaene Fulltext Access 9 Pages 2006
Regio- and stereochemical aspects in the synthesis of homoallylic alcohols from benzoins and their iodocyclisation to 2,3-diphenyltetrahydrofurans Fulltext Access 9 Pages 2006
Enantioselective addition of diethylzinc to benzaldehyde catalysed by chiral, bridged resorcinarenes: a stereoselectivity model based on chirality transfer Fulltext Access 9 Pages 2006
Synthesis of atropoisomeric pyridines via cobalt-catalyzed cocyclotrimerization of diynes with benzonitrile Fulltext Access 9 Pages 2006
Reaction of α,β-unsaturated Fischer carbene complexes with allyl alkoxide Fulltext Access 9 Pages 2006
A short and novel synthesis of carbocyclic nucleosides and 4â²-epi-carbocyclic nucleosides from 2-cyclopenten-1-ones Fulltext Access 9 Pages 2006