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Volume 82; Issue 10

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Helvetica Chimica Acta
Volume 82; Issue 10

Helvetica Chimica Acta

Volume 82; Issue 10

1

Oligomers of β2- and of β3-Homoproline: What are the Secondary Structures of β-Peptides Lacking H-Bonds?

Stefan Abele, Kurt Vögtli, Dieter Seebach

Journal:

Helvetica Chimica Acta

Année:

1999

Langue:

english

Fichier:

PDF, 274 KB

english, 1999

2

Synthesis, Crystal Structures, and Modelling of β-Oligopeptides Consisting of 1-(Aminomethyl)cyclopropanecarboxylic Acid: Ribbon-Type Arrangement of Eight-Membered H-Bonded Rings

Stefan Abele, Paul Seiler, Dieter Seebach

Journal:

Helvetica Chimica Acta

Année:

1999

Langue:

english

Fichier:

PDF, 188 KB

english, 1999

3

Cyclophane-Type Fullerene-dibenzo[18]crown-6 Conjugates with trans-1, trans-2, and trans-3 Addition Patterns: Regioselective Templated Synthesis, X-Ray Crystal Structure, Ionophoric Properties, and Cation-Complexation-Dependent Redox Behavior

Jean-Pascal Bourgeois, Paul Seiler, Monia Fibbioli, Ernö Pretsch, François Diederich, Luis Echegoyen

Journal:

Helvetica Chimica Acta

Année:

1999

Langue:

english

Fichier:

PDF, 288 KB

english, 1999

4

The Structure of Methylcob(III)alamin in Aqueous Solution – A Water Molecule as Structuring Element of the Nucleotide Loop

Martin Tollinger, Robert Konrat, Bernhard Kräutler

Journal:

Helvetica Chimica Acta

Année:

1999

Langue:

english

Fichier:

PDF, 201 KB

english, 1999

5

Stereospecific Synthesis of (−)-β-Turmerone and (−)-Bisacurol

Wolfgang Kreiser, Ferdinand Körner

Journal:

Helvetica Chimica Acta

Année:

1999

Langue:

english

Fichier:

PDF, 242 KB

english, 1999

6

Structure-Property Relationships in the Basicity and Lipophilicity of Arylalkylamine Oxides

Giulia Caron, Giuseppe Ermondi, Donatella Boschi, Pierre-Alain Carrupt, Roberta Fruttero, Bernard Testa, Alberto Gasco

Journal:

Helvetica Chimica Acta

Année:

1999

Langue:

english

Fichier:

PDF, 112 KB

english, 1999

7

Oligonucleotides Containing Pyrazolo[3,4-d]pyrimidines: The Influence of 7-Substituted 8-Aza-7-deaza-2′-deoxyguanosines on the Duplex Structure and Stability

Frank Seela, Georg Becher

Journal:

Helvetica Chimica Acta

Année:

1999

Langue:

english

Fichier:

PDF, 186 KB

english, 1999

8

Preparation and Olfactory Characterization of the Enantiomerically Pure Isomers of the Perfumery Synthetic Galaxolide®

Georg Fráter, Urs Müller, Philip Kraft

Journal:

Helvetica Chimica Acta

Année:

1999

Langue:

english

Fichier:

PDF, 178 KB

english, 1999

9

Synthesis, Structure and Chemistry of a Twisted Olefinic Bis-didentate Proligand: 5,5′-Bi-5H-cyclopenta[2,1-b : 3,4-b′]dipyridinylidene

Marianne Riklin, Alexander von Zelewsky, Alan Bashall, Mary McPartlin, Akin Baysal, Joseph A. Connor, John D. Wallis

Journal:

Helvetica Chimica Acta

Année:

1999

Langue:

english

Fichier:

PDF, 217 KB

english, 1999

10

A Novel Type of a Second Epoxy Bridge in Eunicellane Diterpenes: Isolation and Characterization of Massileunicellins A – C from the Gorgonian Eunicella cavolinii

Ines Mancini, Graziano Guella, Helmut Zibrowius, Dominique Laurent, Francesco Pietra

Journal:

Helvetica Chimica Acta

Année:

1999

Langue:

english

Fichier:

PDF, 124 KB

english, 1999

11

Synthesis of 6-Styrylheptalenes

Jianfeng Song, Hans-Jürgen Hansen

Journal:

Helvetica Chimica Acta

Année:

1999

Langue:

english

Fichier:

PDF, 223 KB

english, 1999

12

(−)-Isocamphoric Acid Building Block for Chiral Liquid Crystals

Andreja Lesac, Davorka Moslavac-Forjan, Duncan W. Bruce, Vitomir Šunjić

Journal:

Helvetica Chimica Acta

Année:

1999

Langue:

english

Fichier:

PDF, 184 KB

english, 1999

13

A Cytotoxic Acetophenone with a Novel Skeleton, Isolated from Cynanchum taiwanianum

Pao-Lin Huang, Shen-Jeu Won, Shiow-Hwa Day, Chun-Nan Lin

Journal:

Helvetica Chimica Acta

Année:

1999

Langue:

english

Fichier:

PDF, 87 KB

english, 1999

14

Derivatives of Flavonepenthone: Kappa Opioid Receptor Selectivity in an N-Methylmorphinan

Fernando Martinez Bermejo, Stephen M. Husbands, John W. Lewis

Journal:

Helvetica Chimica Acta

Année:

1999

Langue:

english

Fichier:

PDF, 98 KB

english, 1999

15

Oligosaccharide Analogues of Polysaccharides, Part 19, Synthesis of 2-(Naphthalen-1-yl)ethyl Cellooligoglycosides and [(Naphthalene-1,8-diyl)di(ethane-2,1-diyl)] Bis[cellooligoglycosides]

Jinwang Xu, Andrea Vasella

Journal:

Helvetica Chimica Acta

Année:

1999

Langue:

english

Fichier:

PDF, 312 KB

english, 1999

16

Fast and Reliable Automated Synthesis of RNA and Partially 2′-O- Protected Precursors (`Caged RNA') Based on Two Novel, Orthogonal 2′-O-Protecting Groups, Preliminary Communication

Stefan Pitsch, Patrick A. Weiss, Xiaolin Wu, Damian Ackermann, Thomas Honegger

Journal:

Helvetica Chimica Acta

Année:

1999

Langue:

english

Fichier:

PDF, 131 KB

english, 1999

17

Enzyme-Mediated Preparation of the Single Enantiomers of the Olfactory Active Components of the Woody Odorant Timberol®

Elisabetta Brenna, Giovanni Fronza, Claudio Fuganti, Annalisa Righetti, Stefano Serra

Journal:

Helvetica Chimica Acta

Année:

1999

Langue:

english

Fichier:

PDF, 140 KB

english, 1999

18

β-Peptides as Inhibitors of Small-Intestinal Cholesterol and Fat Absorption

Moritz Werder, Helmut Hauser, Stefan Abele, Dieter Seebach

Journal:

Helvetica Chimica Acta

Année:

1999

Langue:

english

Fichier:

PDF, 188 KB

english, 1999

19

Single- and Two-State Reactivity in the Gas-Phase C−H Bond Activation of Norbornane by `Bare' FeO+

Nathan Harris, Sason Shaik, Detlef Schröder, Helmut Schwarz

Journal:

Helvetica Chimica Acta

Année:

1999

Langue:

english

Fichier:

PDF, 187 KB

english, 1999