Volume 86; Issue 6

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Helvetica Chimica Acta
Volume 86; Issue 6

Helvetica Chimica Acta

Volume 86; Issue 6

1

Ultrafast Electron Diffraction (UED) : A New Development for the 4D Determination of Transient Molecular Structures

Ramesh Srinivasan, Vladimir A. Lobastov, Chong-Yu Ruan, Ahmed H. Zewail

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 2.10 MB

english, 2003

2

Influence of β-Alanine on Hairpin Polyamide Orientation in the DNA Minor Groove

Victor C. Rucker, Christian Melander, Peter B. Dervan

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 398 KB

english, 2003

3

Enantioselective Preparation of 2-Aminomethyl Carboxylic Acid Derivatives: Solving the β2-Amino Acid Problem with the Chiral Auxiliary 4-Isopropyl-5,5-diphenyloxazolidin-2-one (DIOZ). Preliminary Communication

Dieter Seebach, Laurent Schaeffer, François Gessier, Pascal Bindschädler, Corinna Jäger, Delphine Josien, Sascha Kopp, Gérald Lelais, Yogesh R. Mahajan, Peter Micuch, Radovan Sebesta, Bernd W. Schweiz

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 296 KB

english, 2003

4

Synthesis and CD Spectra of Fluoro- and Hydroxy-Substituted β-Peptides

François Gessier, Christian Noti, Magnus Rueping, Dieter Seebach

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 221 KB

english, 2003

5

Synthesis and Conformational Analysis of Macrocyclic Dilactones Mimicking the Pharmacophore of Aplysiatoxin

Henner Knust, Reinhard W. Hoffmann

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 373 KB

english, 2003

6

Synthesis and Glycosidase Inhibitory Activities of 5-(1′,4′-Dideoxy-1′,4′-imino-D-erythrosyl)-2-methyl-3-furoic Acid (=5-[(3S,4R)-3,4-Dihydroxypyrrolidin-2-yl]-2-methylfuran-3-carboxylic Acid) Derivatives: New Leads as Selective α-L-Fucosidase and β-Galactosidase Inhibitors

Antonio J. Moreno-Vargas, Inmaculada Robina, Raynald Demange, Pierre Vogel

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 217 KB

english, 2003

7

Synthesis and α-Mannosidase Inhibitory Evaluation of (2R,3R,4S)- and (2S,3R,4S)-2-(Aminomethyl)pyrrolidine-3,4-diol Derivatives

Florence Popowycz, Sandrine Gerber-Lemaire, Eliazar Rodriguez-García, Catherine Schütz, Pierre Vogel

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 485 KB

english, 2003

8

On the Reaction of Thiazole-2,4-diamines with Isothiocyanates – Preparation and Transformation of 2,4-Diaminothiazole-5-carbothioamides

Cornelia Hahnemann, Horst Hartmann

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 253 KB

english, 2003

9

Pre-Irradiation Grafting of Styrene/Divinylbenzene onto Poly(tetrafluoroethylene-co-hexafluoropropylene) from Non-Solvents

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 251 KB

english, 2003

10

Highly Soluble and Green Indigo Dyes: 4,4′,7,7′-Tetraalkoxy-5,5′-diaminoindigotins

Gundula Voss, Michael Gradzielski, Jürgen Heinze, Helmut Reinke, Carlo Unverzagt

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 400 KB

english, 2003

11

The Effectivity of 1H-Triazoles and -Tetrazoles as Activators in Acid-Catalyzed Phosphoramidite Alcoholysis

Erkki. J. Nurminen, Jorma K. Mattinen, Harri Lönnberg

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 75 KB

english, 2003

12

Total Synthesis of the Marine Sesquiterpene Quinones Hyatellaquinone and Spongiaquinone

Andreas Bernet, Jörg Schröder, Karlheinz Seifert

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 199 KB

english, 2003

13

New Glycosides from Salvia moorcroftiana (Lamiaceae)

Muhammad Zahid, Muhammad Saeed, Muhammad Asim, Omar Ishrud, Shihua Wu, Viqar Uddin Ahmad, Yuanjiang Pan

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 92 KB

english, 2003

14

Synthesis of the Spermidine Alkaloids (−)-(2R,3R)- and (−)-(2R,3S)-3-Hydroxycelacinnine: Macrocyclization with Oxirane-Ring Opening and Inversion via Cyclic Sulfamidates

Nikolai A. Khanjin, Manfred Hesse

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 413 KB

english, 2003

15

Cytotoxic Constituents of Piper sintenense

Jih-Jung Chen, Chang-Yih Duh, Hung-Yi Huang, Ih-Sheng Chen

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 124 KB

english, 2003

16

Five Novel Taccalonolides from the Roots of the Vietnamese Plant Tacca paxiana

Andrea Mühlbauer, Stephan Seip, Alexander Nowak, Van Sung Tran

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 117 KB

english, 2003

17

Synthesis of 5′-O-(2-Azido-2-deoxy-α-D-glycosyl)nucleosides and Their Antitumor Activities

Gui-Sheng Zhang, Jie Chen, Ji-Mei Min, Li-He Zhang

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 163 KB

english, 2003

18

New Tetracyclic Colchicinoids from the Reaction of N-Deacetylthiocolchicine and N-Deacetylcolchicine with Nitrous Acid and tert-Butyl Nitrite

Bruno Danieli, Giordano Lesma, Daniele Passarella, Davide Prosperi, Alessandro Sacchetti, Alessandra Silvani, Riccardo Destro, Emanuela May, Ezio Bombardelli

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 114 KB

english, 2003

19

Intercalating Nucleic Acids with Pyrene Nucleotide Analogues as Next-Nearest Neighbors for Excimer Fluorescence Detection of Single-Point Mutations under Nonstringent Hybridization Conditions

Ulf B. Christensen, Erik B. Pedersen

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 109 KB

english, 2003

20

Solid-Phase Synthesis of a β3-Icosapeptide Containing the Homologs of the Twenty Common Proteinaceous Amino Acids. Preliminary Communication

Thierry Kimmerlin, Dieter Seebach

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 163 KB

english, 2003

21

Evidence from Circular Dichroism and from Melting Behavior for Helix-Inducing Complexation of a Designed β3-Pentadecapeptide with DNA Duplexes. Preliminary Communication

Thierry Kimmerlin, Kenji Namoto, Dieter Seebach

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 152 KB

english, 2003

22

Synthesis and Characterization of Ruthenium Complexes with Substituted Pyrazino[2,3-f][1,10]-phenanthroline (=Rppl; R=Me, COOH, COOMe)

Alvaro Delgadillo, Paola Romo, Ana Maria Leiva, Bárbara Loeb

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 189 KB

english, 2003

23

Oxidative Fragmentations of the 5α- and 5β-Hydroxy-B-norcholestan- 3β-yl Acetates

Mira S. Bjelaković, Ljubinka B. Lorenc, Vladimir D. Pavlović, Bernard Tinant, Jean-Paul Declercq, Jaroslav Kalvoda

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 271 KB

english, 2003

24

Three Novel Triterpenoids from the Aerial Part of Helwingia chinensis

Guo-Fang Lai, Yi-Fen Wang, Chun-Hua Lu, Jian-Xin Cao, Yun-Long Xu, Shi-De Luo

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 76 KB

english, 2003

25

Synthesis of 6-Amino Acid Substituted Derivatives of the Highly Potent Analgesic 14-O-Methyloxymorphone

Johannes Schütz, Wolfgang Brandt, Mariana Spetea, Klaus Wurst, Gerhard Wunder, Helmut Schmidhammer

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 107 KB

english, 2003

26

Synthesis and Conformational Switching of Partially and Differentially Bridged Resorcin[4]arenes Bearing Fluorescent Dye Labels. Preliminary Communication

Vladimir A. Azov, François Diederich, Yoriko Lill, Bert Hecht

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 129 KB

english, 2003

27

Polyprenylated Phloroglucinol Derivatives from Hypericum sampsonii

Yun-Lian Lin, Yu-San Wu

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 97 KB

english, 2003

28

Two New and a Known Compound from Lawsonia inermis

Bina S. Siddiqui, M. Nadeem Kardar, S. Tariq Ali, Shazia Khan

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 77 KB

english, 2003

29

Atropisomeric PˆN Ligands for the Palladium-Catalyzed Copolymerization of Styrene with Carbon Monoxide. Preliminary Communication

Achim Gsponer, Giambattista Consiglio

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 55 KB

english, 2003

30

Development of a New Class of Inhibitors for the Malarial Aspartic Protease Plasmepsin II Based on a Central 7-Azabicyclo[2.2.1]heptane Scaffold

David A. Carcache, Simone R. Hörtner, Paul Seiler, François Diederich, Arnulf Dorn, Hans Peter Märki, Christoph Binkert, Daniel Bur

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 289 KB

english, 2003

31

A New Class of Inhibitors for the Malarial Aspartic Protease Plasmepsin II Based on a Central 11-Azatricyclo[6.2.1.02,7]undeca-2,4,6-triene Scaffold

David A. Carcache, Simone R. Hörtner, Andreas Bertogg, François Diederich, Arnulf Dorn, Hans Peter Märki, Christoph Binkert, Daniel Bur

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 264 KB

english, 2003

32

Synthesis and Evaluation as Glycosidase Inhibitors of Carbasugar-Derived Spirodiaziridines, Spirodiazirines, and Spiroaziridines

Peter Kapferer, Véronique Birault, Jean-François Poisson, Andrea Vasella

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 250 KB

english, 2003

33

Hydrogel Formation Using New L-Lysine-Based Low-Molecular-Weight Compounds with Positively Charged Pendant Chains

Masahiro Suzuki, Mariko Yumoto, Mutsumi Kimura, Hirofusa Shirai, Kenji Hanabusa

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 152 KB

english, 2003

34

Synthesis, Separation, and Theoretical Studies of Chiral Biphenyl Lignans (α- and β-DDB)

Junbiao Chang, Rongfeng Chen, Ruiyun Guo, Chunhong Dong, Kang Zhao

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 120 KB

english, 2003

35

Convenient Entry to α-Amino-β-hydroxy-γ-methyl Carboxylic Acids. Diastereoselective Formation and Directed Homogeneous Hydrogenation of 3-(3-Aryl-1-hydroxy-2-methylprop-2-enyl)-1,4-benzodiazepin-2-ones

Zdenko Hameršak, Dajana Gašo, Spomenka Kovač, Antonija Hergold-Brundić, Ivan Vicković, Vitomir Šunjić

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 150 KB

english, 2003

36

Regio- and Stereoselectivity of the SiO2-Catalyzed Reaction of Thiocamphor (=1,7,7-Trimethylbicyclo[2.2.1]heptane-2-thione) with Optically Active Monosubstituted Oxiranes

Changchun Fu, Anthony Linden, Heinz Heimgartner

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 207 KB

english, 2003

37

Reactions of Stable α-Chlorosulfanyl Chlorides with CS-Functionalized Compounds

Agnieszka Majchrzak, Aleksandra Janczak, Grzegorz Mlostoń, Anthony Linden, Heinz Heimgartner

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 201 KB

english, 2003

38

Graphical Abstract: HCA 6/2003

Journal:

Helvetica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 251 KB

english, 2003

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