Volume 62; Issue 7

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Helvetica Chimica Acta
Volume 62; Issue 7

Helvetica Chimica Acta

Volume 62; Issue 7

1

Masthead

Journal:

Helvetica Chimica Acta

Year:

1979

File:

PDF, 36 KB

1979

2

Synthetische Verwendung von Epoxynitronen. III. Der anomere Effekt als bestimmender Faktor für die Konformation der 3-Cyano-perhydro-1,2-benzoxazine

Martin Riediker, Walter Graf

Journal:

Helvetica Chimica Acta

Year:

1979

Language:

german

File:

PDF, 364 KB

german, 1979

3

Neue Phellandren-Derivate aus dem Wurzelöl von Angelica archangelicaL

Sina Escher, Urs Keller, Bruno Willhalm

Journal:

Helvetica Chimica Acta

Year:

1979

Language:

german

File:

PDF, 776 KB

german, 1979

4

Ionophore extrem hoher Lipophilie als selektive Komponenten für Flüssigmembranelektroden

Urs Oesch, Daniel Ammann, Ernö Pretsch, Wilhelm Simon

Journal:

Helvetica Chimica Acta

Year:

1979

Language:

german

File:

PDF, 310 KB

german, 1979

5

Preparative Scale Separation of Xanthones and Iridoid Glycosides by Droplet Counter-Current Chromatography

Kurt Hostettmann, Maryse Hostettmann-Kaldas, Otto Sticher

Journal:

Helvetica Chimica Acta

Year:

1979

Language:

english

File:

PDF, 394 KB

english, 1979

6

195Pt-NMR. Spectroscopy. The direct measurement of the values 1J (195Pt, 14N) and chemical shift data for the complexes trans-[PtCl2(C2H4) (substituted pyridine)]

Herbert Motschi, Siu N. Sze, Paul S. Pregosin

Journal:

Helvetica Chimica Acta

Year:

1979

Language:

english

File:

PDF, 321 KB

english, 1979

7

Réaction d'ylures stabilisés sur des aldéhydosucres: influence de divers facteurs dont la structure de l'aldéhydosucre sur le pourcentage d'isomères géométriques obtenu

Jean M. J. Tronchet, Bernard Gentile

Journal:

Helvetica Chimica Acta

Year:

1979

File:

PDF, 497 KB

1979

8

Reaktion oxygenierter Kobalt (II)-Komplexe. XII. Über einen binuclearen μ-Peroxodikobalt (III)-Komplex mit makrocyclischem Brückenring

Margareta Zehnder, Ulf Thewalt, Silvio Fallab

Journal:

Helvetica Chimica Acta

Year:

1979

File:

PDF, 552 KB

1979

9

Rearrangement of the Radical Anions of 1,6-Bridged[10]Annulenes to Derivatives of 5H-Benzocycloheptene and Benzotropylium

Fabian Gerson, Walter Huber, Klaus Müllen

Journal:

Helvetica Chimica Acta

Year:

1979

Language:

english

File:

PDF, 1.11 MB

english, 1979

10

Photoreaktionen von 1-Alkylbenztriazolen

Michael Märky, Hans Schmid, Hans Jürgen Hansen

Journal:

Helvetica Chimica Acta

Year:

1979

File:

PDF, 1.63 MB

1979

11

Transition Metal Complexes with Bidentate Ligands Spanning trans-Positions. VII. The preparation of the five-coordinate complexes [M(CO)3(1)] (M = Fe, Ru; (1) = 2,11-bis(diphenylphosphinomethyl)benzo[c]phenanthrene)

Rolf Holderegger, Luigi M. Venanzi

Journal:

Helvetica Chimica Acta

Year:

1979

Language:

english

File:

PDF, 292 KB

english, 1979

12

Transition Metal Complexes with Bidentate Ligands Spanning trans-Positions. VIII. The reactions of the nucleophile trans-[RuCl(NO)(1)] (1 = 2,11-bis(diphenylphosphinomethyl)benzo[c]-phenanthrene) with carbon monoxide and the phosphite ligand (2) (2 = 1-ethyl-3,5,8-trioxa-4-phosphabicyclo (2.2.2)octane)

Rolf Holderegger, Luigi M. Venanzi, Fiorella Bachechi, Pasquale Mura, Luigi Zambonelli

Journal:

Helvetica Chimica Acta

Year:

1979

Language:

english

File:

PDF, 540 KB

english, 1979

13

Synthesis of (R)- and (S)-p-Mentha-1,8-dien-4-ols from (R)-Limonene

François Delay, Günther Ohloff

Journal:

Helvetica Chimica Acta

Year:

1979

Language:

english

File:

PDF, 398 KB

english, 1979

14

Herstellung der reinen, bicyclischen Olefine Bicyclo[4.2.1]non-2-en, Bicyclo[4.2.1]non-3-en und Bicyclo[4.2.1]non-7-en

Erich Stamm, Hans-Rudolf Leu, Reinhart Keese

Journal:

Helvetica Chimica Acta

Year:

1979

Language:

german

File:

PDF, 465 KB

german, 1979

15

Isomerisierung der Bis(triphenylphosphin)platin(0)-Komplexe von Bicyclo[4.2.1]non-1-en und Bicyclo[4.2.1]non-1(8)-en

Erich Stamm, Konrad B. Becker, Peter Engel, Reinhart Keese

Journal:

Helvetica Chimica Acta

Year:

1979

Language:

german

File:

PDF, 312 KB

german, 1979

16

Fragmentation of Energy Selected Butadiyne- and 1,3-Pentadiyne Radical Cations

Josef Dannacher, Edgar Heilbronner, Jean-Pierre Stadelmann, Jürgen Vogt

Journal:

Helvetica Chimica Acta

Year:

1979

Language:

english

File:

PDF, 802 KB

english, 1979

17

Cycloadditionen von 3,4-Dimethoxyfuran an Dienophile

Peter Xaver Iten, Alfred André Hofmann, Conrad Hans Eugster

Journal:

Helvetica Chimica Acta

Year:

1979

File:

PDF, 521 KB

1979

18

Cycloadditionen von 3,4-Dimethoxyfuran an Benzochinone

Alfred André Hofmann, Ingeborg Wyrsch-Walraf, Peter Xaver Iten, Conrad Hans Eugster

Journal:

Helvetica Chimica Acta

Year:

1979

File:

PDF, 457 KB

1979

19

The Acid-catalyzed Hydrolysis of CF3-deactivated Diazoalkanes

Hans Dahn, John Henri Lenoir

Journal:

Helvetica Chimica Acta

Year:

1979

Language:

english

File:

PDF, 716 KB

english, 1979

20

Etude par spectrométrie de masse d'une série d'alcanediphtalimides-α,ω

Pierre-Alain Blanc, Fazil O. Gülaçar, Armand Buchs

Journal:

Helvetica Chimica Acta

Year:

1979

File:

PDF, 397 KB

1979

21

Lithium- und Kupfer-Derivate von α,α-doppeldeprotonierten Nitroalkanen. – Erzeugung, Eigenschaften und Umsetzungen mit Alkyl- und Allylhalogeniden

Dieter Seebach, Friedrich Lehr

Journal:

Helvetica Chimica Acta

Year:

1979

File:

PDF, 1.19 MB

1979

22

Umsetzungen von Dilithio-nitroalkanen und -allylnitroderivaten mit Carbonylverbindungen

Friedrich Lehr, Jutta Gonnermann, Dieter Seebach

Journal:

Helvetica Chimica Acta

Year:

1979

File:

PDF, 1.21 MB

1979

23

Stereospezifische Synthese von 6β,7β-Methylen-20-spirox-4-en-3,21-dion (Prorenon). Über Steroide. 235. Mitteilung

Journal:

Helvetica Chimica Acta

Year:

1979

Language:

german

File:

PDF, 433 KB

german, 1979

24

A Total Synthesis of α-Kainic Acid by an Intramolecular Ene Reaction. Preliminary communication

Wolfgang Oppolzer, Hendrik Andres

Journal:

Helvetica Chimica Acta

Year:

1979

Language:

english

File:

PDF, 161 KB

english, 1979

25

Chirale 2,2′-Polyoxaalkano-9,9′-spirobifluorene

Vladimir Prelog, Davor Bedeković

Journal:

Helvetica Chimica Acta

Year:

1979

File:

PDF, 1.11 MB

1979

26

Elektrochemische Untersuchungen über das enantiomerenselektive Verhalten von chiralen Ionophoren in flüssigen Membranen

André P. Thoma, Angelika Viviani-Nauer, Kurt H. Schellenberg, Davor Bedeković, Ernö Pretsch, Vladimir Prelog, Wilhelm Simon

Journal:

Helvetica Chimica Acta

Year:

1979

Language:

german

File:

PDF, 628 KB

german, 1979

27

Anwendung der «Zip»-Reaktion zur Synthese eines 53gliedrigen Polyaminolactams. 8. Mitteilung über Umamidirungsreaktionen

Urs Kramer, Armin Guggisberg, Manfred Hesse

Journal:

Helvetica Chimica Acta

Year:

1979

File:

PDF, 529 KB

1979

28

Favorskii-Umlagerung in Gegenwart von 3,4-Dimethoxyfuran: 11endo-oxa-tricyclo [4.3.1.12,5]undec-3-en-10-on und Derivate

Peter Matzinger, Conrad Hans Eugster

Journal:

Helvetica Chimica Acta

Year:

1979

File:

PDF, 262 KB

1979

29

The Four Diastereomeric Thio-Analogues of (±)-Muscarine

Mario Giannella, Maria Pigini, Peter Rüedi, Conrad Hans Eugster

Journal:

Helvetica Chimica Acta

Year:

1979

Language:

english

File:

PDF, 448 KB

english, 1979

30

The Reaction of Cyclopropyl Ketones with Acetyl Methanesulfonate. An efficient ring opening under neutral conditions with regiospecific enol acetate formation and stereo-controlled nucleophilic addition. Preliminary communication

Martin Demuth, Palaykotai R. Raghavan

Journal:

Helvetica Chimica Acta

Year:

1979

Language:

english

File:

PDF, 181 KB

english, 1979

31

The Effects of Homoconjugated Cyclopropane and Oxirane Rings on the Diels-Alder Reactivity of 2,3-bis (methylidene)norbornane

Olivier Pilet, André Chollet, Pierre Vogel

Journal:

Helvetica Chimica Acta

Year:

1979

Language:

english

File:

PDF, 566 KB

english, 1979

32

Aktivierte Chinone: O- versus C-Addition von Phenolen; eine neue, regiospezifische Synthese von Xanthonen, Thioxanthonen und N-Methyl-9-acridonen

Peter Müller, Thomas Venakis, Conrad Hans Eugster

Journal:

Helvetica Chimica Acta

Year:

1979

File:

PDF, 700 KB

1979

33

Cob(I)alamin als Katalysator, 5. Mitteilung [1]. Enantioselektive Reduktion α,β-ungesättigter Carbonylderivate

Albert Fischli, Daniel Süss

Journal:

Helvetica Chimica Acta

Year:

1979

File:

PDF, 877 KB

1979

34

Strukturen von 13 Diterpenen (Coleonen) aus Blattdrüsen von Solenostemon sylvaticus und Coleus garckeanus (Labiatae)

Toshio Miyase, Fumihiko Yoshizaki, N'Tanda Kabengele, Peter Rüedi, Conrad Hans Eugster

Journal:

Helvetica Chimica Acta

Year:

1979

File:

PDF, 571 KB

1979

35

Totalsynthese von natürlichem α-Tocopherol. 4. Mitteilung. Aufbau des Chromanringsystems aus Trimethylhydrochinon und einem optisch aktiven C4- bzw. C5-Synthon

Richard Barner, Max Schmid

Journal:

Helvetica Chimica Acta

Year:

1979

File:

PDF, 1.06 MB

1979

36

Carbocyclische Verbindungen aus Monosacchariden. II. Umsetzungen in der Mannosereihe

Bruno Bernet, Andrea Vasella

Journal:

Helvetica Chimica Acta

Year:

1979

File:

PDF, 883 KB

1979

37

Carbocyclen aus Monosacchariden. III. Zur Diastereoselektivität der Bildung von Cyclopentanderivaten. Umsetzungen in der Galactosereihe

Bruno Bernet, Andrea Vasella

Journal:

Helvetica Chimica Acta

Year:

1979

File:

PDF, 1.39 MB

1979

38

Towards the Construction of a Complete Cyclic Water Decomposition System, Design and Operation of an Oxygen Producing Half Cell

Kuppuswamy Kalyanasundaram, Olga Mićić, Edmondo Pramauro, Michael Grätzel

Journal:

Helvetica Chimica Acta

Year:

1979

Language:

english

File:

PDF, 517 KB

english, 1979

39

Alkali Cation Complexation and Transport Properties of Synthetic Bicyclic Decapeptides: Structural, Thermodynamic, and Kinetic Analysis

Hans J. Moeschler, David F. Sargent, Aung Tun-Kyi, Robert Schwyzer

Journal:

Helvetica Chimica Acta

Year:

1979

Language:

english

File:

PDF, 625 KB

english, 1979

40

Divergent Melanophore-Dispersing and Tyrosinase-Stimulating Activity of Synthetic Leucine9-α-melanotropin

Alex Eberle, Robert Schwyzer

Journal:

Helvetica Chimica Acta

Year:

1979

Language:

english

File:

PDF, 452 KB

english, 1979

41

α-Melanotropin Labelled at its Tyrosine2 Residue: Synthesis and Biological Activities of 3′-Iodotyrosine2-,3′-125Iodotyrosine2-,3′,5′-Diiodotyrosine2-, and (3′,5′-3H2)tyrosine2-α-Melanotropin, and of Related Peptides

Alex Eberle, Willy Hübscher

Journal:

Helvetica Chimica Acta

Year:

1979

Language:

english

File:

PDF, 1.36 MB

english, 1979

42

Defense Allomones of the Nudibranch Phyllidia varicosa Lamarck 1801

Mark R. Hagadone, B. Jay Burreson, Paul J. Scheuer, Janet S. Finer, Jon Clardy

Journal:

Helvetica Chimica Acta

Year:

1979

Language:

english

File:

PDF, 626 KB

english, 1979

43

Herstellung einiger verzweigter Paraffine im oligomeren Bereich

Peter Zeltner, Gustav A. Huber, Reinhard Peters, Ferenc Tátrai, László Boksányi, Ervin sz. Kováts

Journal:

Helvetica Chimica Acta

Year:

1979

Language:

german

File:

PDF, 745 KB

german, 1979

44

The Removal of S-Cysteine Protection by Means of 2-Pyridine Sulfenyl Chloride and the Subsequent Formation of Disulfide Bonds. Preliminary communication

José V. Castell, Aung Tun-Kyi

Journal:

Helvetica Chimica Acta

Year:

1979

Language:

english

File:

PDF, 246 KB

english, 1979

45

High Pressure 17O-FT-NMR. Evidence for the Associative Nature of Substitution Reactions on Mn2+ in Water

Yves Ducommun, Kenneth E. Newman, André E. Merbach

Journal:

Helvetica Chimica Acta

Year:

1979

Language:

english

File:

PDF, 375 KB

english, 1979

46

Erratum

Journal:

Helvetica Chimica Acta

Year:

1979

Language:

english

File:

PDF, 55 KB

english, 1979

47

Mitteilungen

Journal:

Helvetica Chimica Acta

Year:

1979

Language:

english

File:

PDF, 82 KB

english, 1979

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