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Volume 85; Issue 11
Main
Helvetica Chimica Acta
Volume 85; Issue 11
Helvetica Chimica Acta
Volume 85; Issue 11
1
Facile Access to Versatile Polyaromatic Building Blocks: Selectively Protected Benzocyclobutenedione Derivatives via Regioselective [2+2] Cycloaddition of α-Alkoxybenzyne and Ketene Silyl Acetal
Toshiyuki Hamura
,
Takamitsu Hosoya
,
Hiroki Yamaguchi
,
Yokusu Kuriyama
,
Mitsujiro Tanabe
,
Makoto Miyamoto
,
Yoshizumi Yasui
,
Takashi Matsumoto
,
Keisuke Suzuki
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 177 KB
Your tags:
english, 2002
2
Enantioselective Nucleophilic Aromatic Substitution with Small-Molecule Chiral Selectors
Seth E. Snyder
,
Alex B. Shvets
,
William H. Pirkle
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 200 KB
Your tags:
english, 2002
3
A Convenient, Room-Temperature–Organic Base Protocol for Preparing Chiral 3-(Enoyl)-1,3-oxazolidin-2-ones
Vadim A. Soloshonok
,
Hisanori Ueki
,
Changchun Jiang
,
Chaozhong Cai
,
Victor J. Hruby
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 89 KB
Your tags:
english, 2002
4
Synthesis and Crystal Structure of Peptide-2,2′-Biphenyl Hybrids
Enrique Mann
,
Ana Montero
,
Miguel A. Maestro
,
Bernardo Herradón
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 704 KB
Your tags:
english, 2002
5
Probing Catalytic Solid-Liquid Interfaces by Attenuated Total Reflection Infrared Spectroscopy: Adsorption of Carboxylic Acids on Alumina and Titania
Davide Ferri
,
Thomas Bürgi
,
Alfons Baiker
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 1.76 MB
Your tags:
english, 2002
6
Asymmetric Synthesis of α-Substituted N-Methylsulfonamides
Dieter Enders
,
Christian R. Thomas
,
Nicola Vignola
,
Gerhard Raabe
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 262 KB
Your tags:
english, 2002
7
Lewis Acid Catalyzed Ring-Opening Reactions of Sugar-Derived Semicyclic N,O-Acetals
Masaharu Sugiura
,
Hiroyuki Hagio
,
Shu Kobayashi
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 285 KB
Your tags:
english, 2002
8
Helix-Forming Oligoureas: Temperature-Dependent NMR, Structure Determination, and Circular Dichroism of a Nonamer with Functionalized Side Chains
Christine Hemmerlin
,
Michel Marraud
,
Didier Rognan
,
Roland Graff
,
Vincent Semetey
,
Jean-Paul Briand
,
Gilles Guichard
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 643 KB
Your tags:
english, 2002
9
Tandem Inter [4+2]/Intra [3+2] Cycloadditions of Nitroalkenes. Application to the Synthesis of Aminocarbasugars
Scott E. Denmark
,
Martin Juhl
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 384 KB
Your tags:
english, 2002
10
New Rhodium Complexes Coordinated by Bidentate Imine Ligands with Benzothiazolyl Functionalities
Gerrit R. Julius
,
Stephanie Cronje
,
Arno Neveling
,
Catharine Esterhuysen
,
Helgard G. Raubenheimer
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 202 KB
Your tags:
english, 2002
11
The Role of Ate Complexes in the Lithium-Sulfur, Lithium-Selenium and Lithium-Tellurium Exchange Reactions
Hans J. Reich
,
Birgir Ö. Gudmundsson
,
D. Patrick Green
,
Martin J. Bevan
,
Ieva L. Reich
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 602 KB
Your tags:
english, 2002
12
Enantioselective Nitrogen Transfer to Sulfides from Nitridomanganese(V) Complexes
Craig S. Tomooka
,
Erick M. Carreira
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 218 KB
Your tags:
english, 2002
13
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
Gabriella Brunetto
,
Susanna Gori
,
Rita Fiaschi
,
Elio Napolitano
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 107 KB
Your tags:
english, 2002
14
Vicinal Dianion of Triethyl Ethanetricarboxylate: Syntheses of (±)-Lichesterinic Acid, (±)-Phaseolinic Acid, (±)-Nephromopsinic Acid, (±)-Rocellaric Acid, and (±)-Dihydroprotolichesterinic Acid
Manat Pohmakotr
,
Wacharee Harnying
,
Patoomratana Tuchinda
,
Vichai Reutrakul
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 414 KB
Your tags:
english, 2002
15
On the Mechanism of Internal ortho-Lithiation in a Mixed Complex Between BuLi and a Chiral Lithium Amide
Per I. Arvidsson
,
Göran Hilmersson
,
Öjvind Davidsson
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 277 KB
Your tags:
english, 2002
16
Synthesis of Cryptolepine and Cryptoteckieine from a Common Intermediate
Tse-Lok Ho
,
Der-Guey Jou
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 103 KB
Your tags:
english, 2002
17
A Domino Aldol Addition/Hemiketal Formation/Hemiketal Formation/Epimerization Route to a Heteroadamantane. A Crystal-Structure, NMR, and Computational Study
Horst Glaser
,
Ralph Puchta
,
Nico J. R. van Eikema Hommes
,
Dirk Leusser
,
Alexander Murso
,
Dietmar Stalke
,
Walter Bauer
,
Rolf W. Saalfrank
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 570 KB
Your tags:
english, 2002
18
Synthesis and Redox Properties of Bis{4-[bis(4-methoxyphenyl)amino]-2,6-bis(2,4,6-triisopropylphenyl)phenyl}diphosphene
Shigeru Sasaki
,
Hiroyuki Aoki
,
Katsuhide Sutoh
,
Shinobu Hakiri
,
Kyoko Tsuji
,
Masaaki Yoshifuji
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 107 KB
Your tags:
english, 2002
19
Preparation of New Ferrocenylmonophosphine Ligands Containing Two Planar Chiral Ferrocenyl Moieties and Their Use for Palladium-Catalyzed Asymmetric Hydrosilylation of 1,3-Dienes
Jin Wook Han
,
Norihito Tokunaga
,
Tamio Hayashi
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 159 KB
Your tags:
english, 2002
20
Nucleo-β-Amino Acids: Synthesis and Oligomerization to β-Homoalanyl-PNA
Arndt M. Brückner
,
Harald W. Schmitt
,
Ulf Diederichsen
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 243 KB
Your tags:
english, 2002
21
Enhanced Hydrolytic Stability of Short-Chain Poly[(R)-3-hydroxybutyrate] Conjugated to Native E. coli Cytoplasmic Proteins
Rosetta N. Reusch
,
E. M. Bryant
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 76 KB
Your tags:
english, 2002
22
β-Peptides with Different Secondary-Structure Preferences: How Different Are Their Conformational Spaces?
Riccardo Baron
,
Dirk Bakowies
,
Wilfred F. van Gunsteren
,
Xavier Daura
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 468 KB
Your tags:
english, 2002
23
On the Thermal Stability of β-Peptides: A Two-Dimensional Vibrational Spectroscopy Study
Peter Hamm
,
Sander Woutersen
,
Magnus Rueping
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 652 KB
Your tags:
english, 2002
24
Synthesis of a Novel Class of Carbohydrate-Containing Calix[4]resorcinarene Adopting an Asymmetrical Diamond Structure
Peyman Sakhaii
,
Laurent Verdier
,
Takahila Ikegami
,
Christian Griesinger
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 484 KB
Your tags:
english, 2002
25
Highly Branched Alkanoic Acids from the Preen-Gland Wax of the Domestic Goose as Building Blocks for Chiral Triphenylenes
Andreas Schultz
,
Sabine Laschat
,
Michael Morr
,
Siegmar Diele
,
Michael Dreyer
,
Gerhard Bringmann
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 588 KB
Your tags:
english, 2002
26
Efficient Method for the Elongation of the N-Acetylglucosamine Unit by Combined Use of Chitinase and β-Galactosidase
Shin-ichiro Shoda
,
Masaya Fujita
,
Chakapan Lohavisavapanichi
,
Yoshinori Misawa
,
Koushin Ushizaki
,
Yukiko Tawata
,
Mao Kuriyama
,
Michinari Kohri
,
Hideyuki Kuwata
,
Takeshi Watanabe
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 449 KB
Your tags:
english, 2002
27
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))
Tilmann J. Geldbach
,
Paul S. Pregosin
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 214 KB
Your tags:
english, 2002
28
Electrostatic Energies in the 1,4-Dichlorobenzene Polymorph Crystals: the Role of Charge Density Overlap Effects in Crystal Packing Analysis
Jack D. Dunitz
,
Angelo Gavezzotti
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 365 KB
Your tags:
english, 2002
29
Synthesis of (±)-Nephromopsinic, (−)-Phaseolinic, and (−)-Dihydropertusaric Acids
Andrea Brecht-Forster
,
Juliette Fitremann
,
Philippe Renaud
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 190 KB
Your tags:
english, 2002
30
Enhancement of Homochirality in Oligopeptides by Quartz
Thomas Hitz
,
Pier Luigi Luisi
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 210 KB
Your tags:
english, 2002
31
Trans-Hydrogen-Bond Scalar Couplings as a Source of Structural Constraints in NMR of Proteins: DFT Analysis
Tim Heinz
,
Osvaldo Moreira
,
Konstantin Pervushin
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 375 KB
Your tags:
english, 2002
32
Synthesis and MMP-Inhibitory Activity of Gelastatin Analogues
Ju-Hee Cho
,
Soo Y. Ko
,
Eugene Oh
,
Jae C. Park
,
Ji U. Yoo
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 113 KB
Your tags:
english, 2002
33
Building an Organic Zeolite from a Macrocyclic TADDOL Derivative or How to Teach an Old Dog New Tricks
Dietmar A. Plattner
,
Albert K. Beck
,
Markus Neuburger
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 693 KB
Your tags:
english, 2002
34
In Search of Organic Zeolites – Does Modern Information Retrieval Inevitably Become a ‘Sieving-the-Desert' Exercise?
Engelbert Zass
,
Dietmar A. Plattner
,
Albert K. Beck
,
Markus Neuburger
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 801 KB
Your tags:
english, 2002
35
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
Fulvia Felluga
,
Maurizio Fermeglia
,
Marco Ferrone
,
Giuliana Pitacco
,
Sabrina Pricl
,
Ennio Valentin
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 144 KB
Your tags:
english, 2002
36
NMR Solution Structure of the Duplex Formed by Self-Pairing of α-L-Arabinopyranosyl-(4′2′)-(CGAATTCG)
Marc-Olivier Ebert
,
Anatol Luther
,
Hoan K. Huynh
,
Ramanarayanan Krishnamurthy
,
Albert Eschenmoser
,
Bernhard Jaun
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 1014 KB
Your tags:
english, 2002
37
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
Achim Gsponer
,
Barbara Milani
,
Giambattista Consiglio
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 87 KB
Your tags:
english, 2002
38
Synthesis and Some Reactions of 2-Acyl-2-alkyl-1,3-dithiolane 1,1-Dioxides
M. Teresa Barros
,
António S. Henriques
,
Alcino J. Leitão
,
Christopher D. Maycock
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 99 KB
Your tags:
english, 2002
39
The Total Synthesis and Biological Assessment of trans-Epothilone A
Karl-Heinz Altmann
,
Guido Bold
,
Giorgio Caravatti
,
Donatienne Denni
,
Andreas Flörsheimer
,
Alfred Schmidt
,
Grety Rihs
,
Markus Wartmann
Journal:
Helvetica Chimica Acta
Year:
2002
Language:
english
File:
PDF, 556 KB
Your tags:
english, 2002
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