Works matching IS 0018019X AND DT 2002 AND VI 85 AND IP 11
Results: 39
Lewis Acid Catalyzed Ring-Opening Reactions of Sugar-Derived Semicyclic N, O-Acetals.
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 3678, doi. 10.1002/1522-2675(200211)85:11<3678::AID-HLCA3678>3.0.CO;2-0
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Synthesis and Redox Properties of Bis{4-[bis(4-methoxyphenyl)amino]-2,6-bis(2,4,6-triisopropylphenyl)phenyl}diphosphene.
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 3842, doi. 10.1002/1522-2675(200211)85:11<3842::AID-HLCA3842>3.0.CO;2-U
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Highly Branched Alkanoic Acids from the Preen-Gland Wax of the Domestic Goose as Building Blocks for Chiral Triphenylenes.
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 3909, doi. 10.1002/1522-2675(200211)85:11<3909::AID-HLCA3909>3.0.CO;2-R
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Electrostatic Energies in the 1,4-Dichlorobenzene Polymorph Crystals: the Role of Charge Density Overlap Effects in Crystal Packing Analysis.
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 3949, doi. 10.1002/1522-2675(200211)85:11<3949::AID-HLCA3949>3.0.CO;2-J
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A Domino Aldol Addition/Hemiketal Formation/Hemiketal Formation/Epimerization Route to a Heteroadamantane. A Crystal-Structure, NMR, and Computational Study.
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 3828, doi. 10.1002/1522-2675(200211)85:11<3828::AID-HLCA3828>3.0.CO;2-Z
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Synthesis of Cryptolepine and Cryptoteckieine from a Common Intermediate.
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 3823, doi. 10.1002/1522-2675(200211)85:11<3823::AID-HLCA3823>3.0.CO;2-S
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The Total Synthesis and Biological Assessment of trans-Epothilone A.
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 4086, doi. 10.1002/1522-2675(200211)85:11<4086::AID-HLCA4086>3.0.CO;2-7
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Synthesis and Some Reactions of 2-Acyl-2-alkyl-1,3-dithiolane 1,1-Dioxides.
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 4079, doi. 10.1002/1522-2675(200211)85:11<4079::AID-HLCA4079>3.0.CO;2-S
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Facile Access to Versatile Polyaromatic Building Blocks: Selectively Protected Benzocyclobutenedione Derivatives via Regioselective [2+2] Cycloaddition of α-Alkoxybenzyne and Ketene Silyl Acetal.
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 3589, doi. 10.1002/1522-2675(200211)85:11<3589::AID-HLCA3589>3.0.CO;2-Z
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Trans-Hydrogen-Bond Scalar Couplings as a Source of Structural Constraints in NMR of Proteins: DFT Analysis.
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 3984, doi. 10.1002/1522-2675(200211)85:11<3984::AID-HLCA3984>3.0.CO;2-4
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Chemo-Enzymatic Synthesis and Determination of the Absolute Configuration of Both Enantiomers of Methyl trans-5-Oxo-2-pentylpyrrolidine-3-carboxylate Precursors of the Aza Analogues of (+)- and (−)-Methylenolactocin.
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 4046, doi. 10.1002/1522-2675(200211)85:11<4046::AID-HLCA4046>3.0.CO;2-F
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A Facile Synthesis of a Wide Variety of Cationic Ruthenium Hydrido-Arene Complexes of binap (=1,1′-Binaphthalene-2,2′-diylbis(diphenylphosphane)) and MeObiphep (=6,6′-Dimethoxybiphenyl-2,2′-diylbis(diphenylphosphane)).
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 3937, doi. 10.1002/1522-2675(200211)85:11<3937::AID-HLCA3937>3.0.CO;2-X
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In Search of Organic Zeolites - Does Modern Information Retrieval Inevitably Become a 'Sieving-the-Desert' Exercise?
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 4012, doi. 10.1002/1522-2675(200211)85:11<4012::AID-HLCA4012>3.0.CO;2-8
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Efficient Method for the Elongation of the N-Acetylglucosamine Unit by Combined Use of Chitinase and β-Galactosidase.
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 3919, doi. 10.1002/1522-2675(200211)85:11<3919::AID-HLCA3919>3.0.CO;2-P
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The Control of the Stereochemistry in the Palladium-Catalyzed Alternating Styrene/Carbon Monoxide Copolymerization: Effect of the Chirality of the Ligand and of the Ligand-to-Palladium Ratio, Preliminary Communication.
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 4074, doi. 10.1002/1522-2675(200211)85:11<4074::AID-HLCA4074>3.0.CO;2-L
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Enhanced Hydrolytic Stability of Short-Chain Poly[( R)-3-hydroxybutyrate] Conjugated to Native E. coli Cytoplasmic Proteins.
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 3867, doi. 10.1002/1522-2675(200211)85:11<3867::AID-HLCA3867>3.0.CO;2-X
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Synthesis and MMP-Inhibitory Activity of Gelastatin Analogues.
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 3994, doi. 10.1002/1522-2675(200211)85:11<3994::AID-HLCA3994>3.0.CO;2-2
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Synthesis of (±)-Nephromopsinic, (−)-Phaseolinic, and (−)-Dihydropertusaric Acids.
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 3965, doi. 10.1002/1522-2675(200211)85:11<3965::AID-HLCA3965>3.0.CO;2-2
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Building an Organic Zeolite from a Macrocyclic TADDOL Derivative or How to Teach an Old Dog New Tricks.
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 4000, doi. 10.1002/1522-2675(200211)85:11<4000::AID-HLCA4000>3.0.CO;2-M
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Nucleo- β-Amino Acids: Synthesis and Oligomerization to β-Homoalanyl-PNA.
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 3855, doi. 10.1002/1522-2675(200211)85:11<3855::AID-HLCA3855>3.0.CO;2-A
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Synthesis of a Novel Class of Carbohydrate-Containing Calix[4]resorcinarene Adopting an Asymmetrical Diamond Structure.
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 3895, doi. 10.1002/1522-2675(200211)85:11<3895::AID-HLCA3895>3.0.CO;2-2
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Tandem Inter [4+2]/Intra [3+2] Cycloadditions of Nitroalkenes. Application to the Synthesis of Aminocarbasugars.
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 3712, doi. 10.1002/1522-2675(200211)85:11<3712::AID-HLCA3712>3.0.CO;2-5
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Vicinal Dianion of Triethyl Ethanetricarboxylate: Syntheses of (±)-Lichesterinic Acid, (±)-Phaseolinic Acid, (±)-Nephromopsinic Acid, (±)-Rocellaric Acid, and (±)-Dihydroprotolichesterinic Acid.
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 3792, doi. 10.1002/1522-2675(200211)85:11<3792::AID-HLCA3792>3.0.CO;2-Q
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NMR Solution Structure of the Duplex Formed by Self-Pairing of α- L-Arabinopyranosyl-(4′2′)-(CGAATTCG).
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 4055, doi. 10.1002/1522-2675(200211)85:11<4055::AID-HLCA4055>3.0.CO;2-J
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Preparation of New Ferrocenylmonophosphine Ligands Containing Two Planar Chiral Ferrocenyl Moieties and Their Use for Palladium-Catalyzed Asymmetric Hydrosilylation of 1,3-Dienes.
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 3848, doi. 10.1002/1522-2675(200211)85:11<3848::AID-HLCA3848>3.0.CO;2-V
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Crystallization-Induced Asymmetric Transformations. Enantiomerically pure (−)-( R)- and (+)-( S)-2,3-Dibromopropan-1-ol and Epibromohydrins. A Study of Dynamic Resolution via the Formation of Diastereoisomeric Esters.
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 3785, doi. 10.1002/1522-2675(200211)85:11<3785::AID-HLCA3785>3.0.CO;2-A
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Synthesis and Crystal Structure of Peptide-2,2′-Biphenyl Hybrids.
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 3624, doi. 10.1002/1522-2675(200211)85:11<3624::AID-HLCA3624>3.0.CO;2-Y
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Asymmetric Synthesis of α-Substituted N-Methylsulfonamides.
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 3657, doi. 10.1002/1522-2675(200211)85:11<3657::AID-HLCA3657>3.0.CO;2-A
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Probing Catalytic Solid-Liquid Interfaces by Attenuated Total Reflection Infrared Spectroscopy: Adsorption of Carboxylic Acids on Alumina and Titania.
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 3639, doi. 10.1002/1522-2675(200211)85:11<3639::AID-HLCA3639>3.0.CO;2-2
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Enhancement of Homochirality in Oligopeptides by Quartz.
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 3975, doi. 10.1002/1522-2675(200211)85:11<3975::AID-HLCA3975>3.0.CO;2-0
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β-Peptides with Different Secondary-Structure Preferences: How Different Are Their Conformational Spaces?
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 3872, doi. 10.1002/1522-2675(200211)85:11<3872::AID-HLCA3872>3.0.CO;2-O
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On the Thermal Stability of β-Peptides: A Two-Dimensional Vibrational Spectroscopy Study.
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 3883, doi. 10.1002/1522-2675(200211)85:11<3883::AID-HLCA3883>3.0.CO;2-G
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On the Mechanism of Internal ortho-Lithiation in a Mixed Complex Between BuLi and a Chiral Lithium Amide.
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 3814, doi. 10.1002/1522-2675(200211)85:11<3814::AID-HLCA3814>3.0.CO;2-O
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Enantioselective Nitrogen Transfer to Sulfides from Nitridomanganese(V) Complexes.
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 3773, doi. 10.1002/1522-2675(200211)85:11<3773::AID-HLCA3773>3.0.CO;2-O
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New Rhodium Complexes Coordinated by Bidentate Imine Ligands with Benzothiazolyl Functionalities.
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 3737, doi. 10.1002/1522-2675(200211)85:11<3737::AID-HLCA3737>3.0.CO;2-8
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The Role of Ate Complexes in the Lithium-Sulfur, Lithium-Selenium and Lithium-Tellurium Exchange Reactions.
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 3748, doi. 10.1002/1522-2675(200211)85:11<3748::AID-HLCA3748>3.0.CO;2-0
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Enantioselective Nucleophilic Aromatic Substitution with Small-Molecule Chiral Selectors.
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 3605, doi. 10.1002/1522-2675(200211)85:11<3605::AID-HLCA3605>3.0.CO;2-W
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A Convenient, Room-Temperature-Organic Base Protocol for Preparing Chiral 3-(Enoyl)-1,3-oxazolidin-2-ones.
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 3616, doi. 10.1002/1522-2675(200211)85:11<3616::AID-HLCA3616>3.0.CO;2-O
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Helix-Forming Oligoureas: Temperature-Dependent NMR, Structure Determination, and Circular Dichroism of a Nonamer with Functionalized Side Chains.
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- Helvetica Chimica Acta, 2002, v. 85, n. 11, p. 3692, doi. 10.1002/1522-2675(200211)85:11<3692::AID-HLCA3692>3.0.CO;2-W
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