Volume 67; Issue 4

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Helvetica Chimica Acta
Volume 67; Issue 4

Helvetica Chimica Acta

Volume 67; Issue 4

1

Masthead

Journal:

Helvetica Chimica Acta

Year:

1984

File:

PDF, 40 KB

1984

2

Synthese und Struktur von Zink-Komplexen von 2-Amino-1-azetinen

Friedrich Stierli, Roland Prewo, Jost H. Bieri, Heinz Hemigartner

Journal:

Helvetica Chimica Acta

Year:

1984

Language:

german

File:

PDF, 419 KB

german, 1984

3

Radical Ions of Conjugated Polycyclic Hydrocarbons Containing Two Phenalenyl π-Systems

Fabin Gerson, Jürgen Knöbel, André Metzger, Ichiro Murata, Kazhior Nakasuji

Journal:

Helvetica Chimica Acta

Year:

1984

Language:

english

File:

PDF, 274 KB

english, 1984

4

The Synthesis and Reactions of 1-(2-Propynyl)pyidinium Salts

Alan R. Katritzky, Otto A. Schwarz, Olga Rubio, Diether G. Markees

Journal:

Helvetica Chimica Acta

Year:

1984

Language:

english

File:

PDF, 434 KB

english, 1984

5

Enantioselective synthesis of (+)- and (−)-cis-2-methyl-4-propyl-1,3-oxathiane and their olfactive properties

Wihelm Pickenhagen, Helene Brönner-Schindler

Journal:

Helvetica Chimica Acta

Year:

1984

Language:

english

File:

PDF, 306 KB

english, 1984

6

HNO, an Intermediate in (Light-induced) Rearrangement Reactions of Nitrosooxy Compounds and Nitrosamines

René-Pierre Müller, Shigeo Murata, Marco Nonella, J. Robert Huber

Journal:

Helvetica Chimica Acta

Year:

1984

Language:

english

File:

PDF, 378 KB

english, 1984

7

Aliphatic Liquid Crystals with Positive Dielectric Anisotropy

Maged A. Osman, T. Huynh-Ba

Journal:

Helvetica Chimica Acta

Year:

1984

Language:

english

File:

PDF, 301 KB

english, 1984

8

1,2-Epoxycarotinoide. 3. Mitteilung. Isolierun von 1,2-Epoxy-1,2-dihydrolycopin aus Tomaten

Daniel Berset, Hansperter Pafander

Journal:

Helvetica Chimica Acta

Year:

1984

Language:

german

File:

PDF, 259 KB

german, 1984

9

1,2-Epoxycarotinoide. 4. Mitteilung. Synthese, 1H-NMR- und CD-Studien von (S)-1,2-Epoxy-1,2-dihydrolycopin und (S)-1′,2′-Epoxy-1′,2′-dihydro-γ-carotin

Matthias Kamber, Hanspeter Pfander, Klaus Noack

Journal:

Helvetica Chimica Acta

Year:

1984

File:

PDF, 938 KB

1984

10

Stereoselective Control in the Base-Catalyzed H/D Exchange of 5,6-Dimethylidene-2-bicyclo[2.2.n]alkanone Tricarbonyliron Complexes. Revision of the Structures of Tricarbonyliron Complexes of 5,6-Dimethylidenebicyclo[2.2.2]oct-2-ene and 5,6-Dimethylidenebicyclo[2.2.1]hept-2-ene

Charls A. Barras, Rymond Roulet, Pierre-Alain Carrupt, Fabienne Berchier, Pierre Vogel

Journal:

Helvetica Chimica Acta

Year:

1984

Language:

english

File:

PDF, 897 KB

english, 1984

11

Monohaptenic Nα-Benzoyl-L-lysine Derivatives as Anaphylactogens: the Importance of the Unsubstituted Carboxyl Group

Raymond Guenin, Conrad H. Schneider

Journal:

Helvetica Chimica Acta

Year:

1984

Language:

english

File:

PDF, 202 KB

english, 1984

12

Plectranthone A, B, C und D. Diterpenoide Phenanthren-1,4-dione aus Blattdrüsen einer Plectranthuus sp. (Labiatae)

Alfredo Carlos Alder, Peter Rüedi, Conrad Hans Eugster

Journal:

Helvetica Chimica Acta

Year:

1984

Language:

german

File:

PDF, 545 KB

german, 1984

13

Integrated Systems for Water Cleavage by Visible Light; Sensitization of TiO2 Particles by Surface Derivatization with Ruthenium Complexes

Dung Duonghond, Nick Serpone, Michael Grätzel

Journal:

Helvetica Chimica Acta

Year:

1984

Language:

english

File:

PDF, 385 KB

english, 1984

14

Oxygenation of Dimethylsulfoxide and Copper-Catalyzed Autoxidation of Substituted Benzoins

Harald Gampp, Doris Haspra, Walter Spieler, Andress D. Zuberbühler

Journal:

Helvetica Chimica Acta

Year:

1984

Language:

english

File:

PDF, 391 KB

english, 1984

15

A Lipophilic Derivative of Vitamin B12 as Selective Carrier for Anions

Peter Schulthess, Daniel Ammann, Wilhelm Simon, Christian Caderas, René Stepánek, Bernhard Kräutler

Journal:

Helvetica Chimica Acta

Year:

1984

Language:

english

File:

PDF, 445 KB

english, 1984

16

Determination of the Quadrupolar Coupling Constant and the Asymmetry Parameter of Oxygen-17 in Acetone by 17O- and 1H-NMR in Nematic Phases

Yves Tricot, Werner Niederberger

Journal:

Helvetica Chimica Acta

Year:

1984

Language:

english

File:

PDF, 358 KB

english, 1984

17

Synthesis of (−)-Hobartine and Related Indole Alkaloids

Tamis Darbre, Cornelius Nossbaumer, Hans-Jürg Borschberg

Journal:

Helvetica Chimica Acta

Year:

1984

Language:

english

File:

PDF, 776 KB

english, 1984

18

Acetyl-cobalamin from Photoinduced Carbonylation of Methyl-cobalamin

Bernhard Kräutler

Journal:

Helvetica Chimica Acta

Year:

1984

Language:

english

File:

PDF, 424 KB

english, 1984

19

Stabilities and Redox Properties of Cu(I) and Cu(II) Complexes with Macrocyclic Ligands Containing the N2S2 donor Set

Karappulli P. Balakrishnan, Thomas A. Kaden, Liselotte Siegfried, Andreas D. Zuberbühler

Journal:

Helvetica Chimica Acta

Year:

1984

Language:

english

File:

PDF, 600 KB

english, 1984

20

Synthese und NMR-Spektren einiger 13C-markierter Thio- und Seleno-äther, -acetale und -orthoester

Josef Gabriel, Dieter Seebach

Journal:

Helvetica Chimica Acta

Year:

1984

File:

PDF, 857 KB

1984

21

Low-Temperature 13C-NMR Spectra of 6Li- and 13C-Labelled Sulfur- and Selenium-Substituted Organolithium Derivatives

Dieter Seebach, Josef Gabriel, Robert Hässig

Journal:

Helvetica Chimica Acta

Year:

1984

Language:

english

File:

PDF, 817 KB

english, 1984

22

Fluoro(phenylsufinyl)methyllithium. Note on the 13C-NMR Spectrum of a Flourocarbenoid

Carmen Nájera, Miguel Yus, Robert Hässig, Dieter Seebach

Journal:

Helvetica Chimica Acta

Year:

1984

Language:

english

File:

PDF, 223 KB

english, 1984

23

The Reaction of Singlet Oxygen with 1,3-Dimethylindole in the Presence of Aldehydes. Formation of 1,2,4-Trioxanes

Charles W. Jefford, Danielle Jaggi, John Boukouvalas, Shigeo Kohmoto, Gérald Bernardinelli

Journal:

Helvetica Chimica Acta

Year:

1984

Language:

english

File:

PDF, 441 KB

english, 1984

24

Ein neuer Zugang zu Bicyclo[4.1.0]heptan-Derivaten

Helmut Spreitzer, Gerhard Buchbauer

Journal:

Helvetica Chimica Acta

Year:

1984

Language:

german

File:

PDF, 262 KB

german, 1984

25

8α,9α-Epoxy-7-oxoroyleanon, ein Diterpen-Epoxychinon aus einer abessinischen Plectranthus-Art (Labiatae)

Journal:

Helvetica Chimica Acta

Year:

1984

File:

PDF, 365 KB

1984

26

Crystal and Molecular Structure of the 4:3 Complex between Lanthanum Nitrate and Pentaethyleneglycol Dimethyl Ether

Jean-Claude C. Bünzil, Jean-Marc Pfefferlé, Bruno Ammann, Gervais Chapuis, F.-Javier Zuniga

Journal:

Helvetica Chimica Acta

Year:

1984

Language:

english

File:

PDF, 378 KB

english, 1984

27

On cardioactive steroids. Communication XV. A stereoselective synthesis of (21R)-21-methyldigitoxigenin, a fully active cardenolide with a wide margin of safety: A contribution to the topology of the Digitalis receptors

Karel Wiesner, Thomas Y. R. Tsai, Ravindra Kumar, Harihran Sivaramakrishnan

Journal:

Helvetica Chimica Acta

Year:

1984

Language:

english

File:

PDF, 515 KB

english, 1984

28

The Non-planarity of the Bicyclo[2.2.1]hept-2-ene Double bond. Crystal Structures of Bicyclo[2.2.2]oct-2-ene, Bicyclo[2.2.1]hept-2-ene, and Bicyclo[2.1.1]hex-2-ene Systems

A. Alan Pinkerton, Dieter Schwarzenbach, Jean-Luc Birbaum, Pierre-Alain Carrupt, Luis Schwager, Pierre Vogel

Journal:

Helvetica Chimica Acta

Year:

1984

Language:

english

File:

PDF, 1.04 MB

english, 1984

29

Syntheses of (±)- and Enantiomerically Pure (+)-Longifolene and of (±)- and Enantiomerically Pure (+)-Sativene by an Intramolecular de Mayo Reaction

Wolfgang Oppolzer, Thierry Godel

Journal:

Helvetica Chimica Acta

Year:

1984

Language:

english

File:

PDF, 973 KB

english, 1984

30

3-Lithiopyrroles by Halogen-Metal Interchange of 3-Bromo-1-(triissopropylsilyl)pyrroles. Synthesis of Verucarin E and Other 3-Substituted Pyrroles. Preliminary Communication

Joseph M. Muchowski, Reto Naef

Journal:

Helvetica Chimica Acta

Year:

1984

Language:

english

File:

PDF, 253 KB

english, 1984

31

Erratum

Journal:

Helvetica Chimica Acta

Year:

1984

File:

PDF, 23 KB

1984

32

Mitteilungen – Communications

Journal:

Helvetica Chimica Acta

Year:

1984

Language:

english

File:

PDF, 100 KB

english, 1984