Volume 80; Issue 6

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Helvetica Chimica Acta
Volume 80; Issue 6

Helvetica Chimica Acta

Volume 80; Issue 6

1

Masthead

Journal:

Helvetica Chimica Acta

Year:

1997

File:

PDF, 36 KB

1997

2

Stereoselective Ring Opening of Electronically Excited Cyclohexa-2, 4-dienones: Cause and effect

Gerhard Quinkert, Stefan Scherer, Dietmar Reichert, Hans-Peter Nestler, Helma Wennemers, Andreas Ebel, Klaus Urbahns, Klaus Wagner, Klaus-Peter Michaelis, Gerhard Wiech, Günter Prescher, Bernd Bronste

Journal:

Helvetica Chimica Acta

Year:

1997

Language:

english

File:

PDF, 5.21 MB

english, 1997

3

Dendrimers with Porphyrin Cores: Synthetic models for globular heme proteins

Peter J. Dandliker, François Diederich, Adrien Zingg, Jean-Paul Gisselbrecht, Maurice Gross, Alain Louati, Elizabeth Sanford

Journal:

Helvetica Chimica Acta

Year:

1997

Language:

english

File:

PDF, 1.75 MB

english, 1997

4

Syntheses and Chiroptical Properties of the 13-membered spermidine alkaloids (−)-(S)-celacinnine, (0)-(S)-celabenzine, (−)-(S)-celafurine, and (+)-(S)-viburnine

Paul Kuehne, Armin Guggisberg, Manfred Hesse

Journal:

Helvetica Chimica Acta

Year:

1997

Language:

english

File:

PDF, 440 KB

english, 1997

5

7-Deazaguanine DNA: Oligonucleotides with hydrophobic or cationic side chains

Natalya Ramzaeva, Cathrin Mittelbach, Frank Seela

Journal:

Helvetica Chimica Acta

Year:

1997

Language:

english

File:

PDF, 812 KB

english, 1997

6

1, 3-Cycloadditions to Highly Substituted, Strained Double Bonds: Spiro β-lactams from α-methylidene-β-lactams by reactions with diphenylnitrilimine, acetonitrile oxide, nitrones, and diazomethane

Arthur Strauss, Hans-Hartwig Otto

Journal:

Helvetica Chimica Acta

Year:

1997

Language:

english

File:

PDF, 558 KB

english, 1997

7

The Structure of an Isomeric Pair of a (Tetraamine)copper(II) Compound in the solid state and in solution

Peter Comba, Peter Hilfenhaus, Bernhard Nuber

Journal:

Helvetica Chimica Acta

Year:

1997

Language:

english

File:

PDF, 703 KB

english, 1997

8

Determination of the Chemical Structure of novel colored 1H-pyrrol-3(2H)-one derivatives formed by Maillard-type reactions

Journal:

Helvetica Chimica Acta

Year:

1997

Language:

english

File:

PDF, 909 KB

english, 1997

9

Synthesis and Odor of Chiral Partial Structures of Khusimone. Part 2

Helmut Spreitzer, Andrea Pichler, Wolfgang Holzer, Manocher Shahabi

Journal:

Helvetica Chimica Acta

Year:

1997

Language:

english

File:

PDF, 517 KB

english, 1997

10

Photochemistry of Isothiocoumarin (= 1H-[2]benzothiopyran-1-one)

John Bethke, Jürgen Kopf, Paul Margaretha, Bernard Pignon, Léon Dupont, Léon E. Christiaens

Journal:

Helvetica Chimica Acta

Year:

1997

Language:

english

File:

PDF, 274 KB

english, 1997

11

Nucleotides. Part LIV. Synthesis of condensed N1-(2′-deoxy-β-D-ribofuranosyl)lumazines, New fluorescent building blocks in oligonucleotide synthesis

Angelika Rosler, Wolfgang Pfleiderer

Journal:

Helvetica Chimica Acta

Year:

1997

Language:

english

File:

PDF, 924 KB

english, 1997

12

Glycosylidene Carbenes. Part 24 Reactivity modulation by protecting groups of the addition of glycosylidene carbenes to electron-rich alkenes

Christian Waldraff, Bruno Bernet, Andrea Vasella

Journal:

Helvetica Chimica Acta

Year:

1997

Language:

english

File:

PDF, 1.14 MB

english, 1997

13

Pyranosyl-RNA: Further Observations on Replication

Martin Bolli, Ronald Micura, Stefan Pitsch, Albert Eschenmoser

Journal:

Helvetica Chimica Acta

Year:

1997

Language:

english

File:

PDF, 2.63 MB

english, 1997

14

Structural Comparison of Oligoribonucleotides and Their 2′-Deoxy-2′-fluoro Analogs by heteronuclear NMR spectroscopy

Bernd Reif, Valentin Wittmann, Harald Schwalbe, Christian Griesinger, Karlheinz Wörner, Kerstin Jahn-Hofmann, Joachim W. Engels, Wolfgang Bermel

Journal:

Helvetica Chimica Acta

Year:

1997

Language:

english

File:

PDF, 1.17 MB

english, 1997

15

Reduction Potentials of Tetraaminecopper(II/I) Couples

Peter Comba, Holger Jakob

Journal:

Helvetica Chimica Acta

Year:

1997

Language:

english

File:

PDF, 531 KB

english, 1997

16

‘Three-Component Reaction’ with aromatic thioketones, phenyl azide, and dimethyl fumarate

Grzegorz Mlostoń, Jaroslaw Romański, Anthony Linden, Heinz Heimgartner

Journal:

Helvetica Chimica Acta

Year:

1997

Language:

english

File:

PDF, 503 KB

english, 1997

17

Triple-Helix Formation by Pyrimidine Oligonucleotides Containing Nonnatural Nucleosides with Extended Aromatic Nucleobases: Intercalation from the major groove as a method for recognizing C·G and T · A base pairs

Thomas E. Lehmann, William A. Greenberg, David A. Liberles, Carol K. Wada, Peter B. Dervan

Journal:

Helvetica Chimica Acta

Year:

1997

Language:

english

File:

PDF, 1.39 MB

english, 1997

18

Enantioselective Synthesis of Planar Chiral [Cr(η6-Arene)(CO)3] complexes via nucleophilic addition/hydride abstraction. Preliminary communication

Angelika Fretzen, E. Peter Kündig

Journal:

Helvetica Chimica Acta

Year:

1997

Language:

english

File:

PDF, 253 KB

english, 1997

19

Conformation and Dynamics of (−)-β-Caryophyllene

Matthias Hübner, Beate Rissom, Lutz Fitjer

Journal:

Helvetica Chimica Acta

Year:

1997

Language:

english

File:

PDF, 502 KB

english, 1997