Volume 59; Issue 8

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Helvetica Chimica Acta
Volume 59; Issue 8

Helvetica Chimica Acta

Volume 59; Issue 8

1

Masthead

Journal:

Helvetica Chimica Acta

Year:

1976

File:

PDF, 40 KB

1976

2

The Use of 13C–NMR. Spectroscopy in Biosynthetic Studies. II[1]. Biosynthesis of narasin, a new polyether ionophore from fermentation of Streptomyces aureofaciens [2]

Douglas E. Dorman, Jonathan W. Paschal, Walter M. Nakatsukasa, Lyell L. Huckstep, Norbert Neuss

Journal:

Helvetica Chimica Acta

Year:

1976

Language:

english

File:

PDF, 578 KB

english, 1976

3

Physical and Chemical Interaction of Homoconjugated Dienes with Tetracyanoethylene

Edwin Haselbach, Michel Rossi

Journal:

Helvetica Chimica Acta

Year:

1976

Language:

english

File:

PDF, 913 KB

english, 1976

4

The Gas-Solid Interface The Adsorption of Nitrogen and Neopentane on Synthetic Calcium Carbonates, in relation to microporosity

Fritz Stoeckli, Heang Sophal, André Perret

Journal:

Helvetica Chimica Acta

Year:

1976

Language:

english

File:

PDF, 245 KB

english, 1976

5

Dewar Benzene and Some of its Derivatives. A photoelectron spectroscopic analysis [1]

Gerhard Bieri, Edgar Heilbronner, Tsunetoshi Kobayashi, Andreas Schmelzer, Melvin J. Goldstein, Ronald S. Leight, Mark S. Lipton

Journal:

Helvetica Chimica Acta

Year:

1976

Language:

english

File:

PDF, 934 KB

english, 1976

6

Transition-Metal Complexes with Bidentate Ligands Spanning trans-Positions. I. The synthesis of 2,11-bis(diphenylphosphinomethyl)benzo[c]-phenanthrene, a ligand promoting the formation of square planar complexes

N. J. DeStefano, D. K. Johnson, R. M. Lane, L. M. Venanzi

Journal:

Helvetica Chimica Acta

Year:

1976

Language:

english

File:

PDF, 648 KB

english, 1976

7

Transition-Metal Complexes with Bidentate Ligands Spanning trans-Positions. II. Preparation and properties of complexes trans-[MX2(1)] (M = Ni, Pd and Pt; X = Cl, Br and I; 1 = 2, 11-Bis(diphenylphosphinomethyl)benzo[c]phenanthrene)

N. J. Destefano, D. K. Johnson, L. M. Venanzi

Journal:

Helvetica Chimica Acta

Year:

1976

Language:

english

File:

PDF, 472 KB

english, 1976

8

Transition-Metal Complexes with Bidentate Ligands Spanning trans-Positions. III. Preparation and solution studies of complexes [MX(1)] (M = Cu, Ag and Au; X = anionic ligand; 1 = 2, 11-bis(diphenylphosphinomethyl)benzo[c]phenanthrene)

D. K. Johnson, P. S. Pregosin, L. M. Venanzi

Journal:

Helvetica Chimica Acta

Year:

1976

Language:

english

File:

PDF, 729 KB

english, 1976

9

Photocyclisierung von 1-[3-(Chloracetylamino)propyl]-3-methylindol. 12. Mitteilung über synthetische Indol-Verbindungen

Othmar Schindler, Peter Niklaus, Urs Stauss, Hans Peter Härter

Journal:

Helvetica Chimica Acta

Year:

1976

File:

PDF, 446 KB

1976

10

13C-NMR. Spectroscopy of Naturally Occuring Substances. XLII. Conformational analysis of quebrachamine-like indole alkaloids and related substances

Ernest Wenkert, Edward W. Hagaman, Nicole Kunesch, Nai-yi Wang, Béla Zsadon

Journal:

Helvetica Chimica Acta

Year:

1976

Language:

english

File:

PDF, 858 KB

english, 1976

11

Synthese von bromosubstituierten Butenoliden II

Roger Martin, Christopher B. Chapleo, Karen L. Svanholt, André S. Dreiding

Journal:

Helvetica Chimica Acta

Year:

1976

File:

PDF, 308 KB

1976

12

Zum Mechanismus der Photochemie des Benzfurazans

Willy Heinzelmann, Paul Gilgen

Journal:

Helvetica Chimica Acta

Year:

1976

File:

PDF, 538 KB

1976

13

Photochemische Reaktionen. 91. Mitteilung [1]. Photochemistry of Imidazolides. I. The Photo-Fries-Type Rearrangement of N-Substituted Imidazoles

Journal:

Helvetica Chimica Acta

Year:

1976

Language:

english

File:

PDF, 987 KB

english, 1976

14

Photochemische Reaktionen. 92. Mitteilung [1]. Photochemistry of Imidazolides II. C2-C3 Cleavage of Carboxylic Acid Chains. A Convenient New Method for the Side-Chain Degradation of Bile Acids and of Lanosterol

Journal:

Helvetica Chimica Acta

Year:

1976

Language:

english

File:

PDF, 728 KB

english, 1976

15

Synthesis with 1,2-Oxazines. II. Synthesis and Properties of 2,3-dimethyl-5,6-dihydro-4H-1,2-oxaziniumiodide

Bruno Hardegger, Shimon Shatzmiller

Journal:

Helvetica Chimica Acta

Year:

1976

Language:

english

File:

PDF, 236 KB

english, 1976

16

Additionsreaktionen von 3-Dimethylamino-2,2-dimethyl-2H-azirin an Isothiocyanate

Ursula Schmid, Heinz Heimgartner, Hans Schmid, Willi E. Oberhänsli

Journal:

Helvetica Chimica Acta

Year:

1976

File:

PDF, 1.13 MB

1976

17

L'acide hydroxylamine-O-sulfonique, réactif de choix pour la conversion d'aldéhydes en nitriles

Jacques Streith, Christian Fizet, Hans Fritz

Journal:

Helvetica Chimica Acta

Year:

1976

File:

PDF, 491 KB

1976

18

«Alkaloide» in tierischem und menschlichem Gewebe. 6. Mitteilung [1] [2]. Synthese und absolute Konfiguration chiraler 2, 3, 10, 11 - Tetrahydroxy-8-methyl-berbine [3]

Hans Bruderer, Jean Metzger, Arnold Brossi, John J. Daly

Journal:

Helvetica Chimica Acta

Year:

1976

File:

PDF, 940 KB

1976

19

The Cyclopropylcarbinyl-Cyclobutyl-Homoallylic Rearrangement. Part III. Evidence for a symmetrical intermediate and for two discrete rearrangement processes

Manfred Geisel, Cyril A. Grob, René P. Traber, Werner Tschudi

Journal:

Helvetica Chimica Acta

Year:

1976

Language:

english

File:

PDF, 879 KB

english, 1976

20

Γ-Lakton-cis-anellierung an Δ2- und Δ3- Cholesten

Reinhard Dammann, Manfred Braun, Dieter Seebach

Journal:

Helvetica Chimica Acta

Year:

1976

Language:

german

File:

PDF, 488 KB

german, 1976

21

Synthese von Humaninsulin. III. Aufbau des geschützten zweikettigen Fragments A(14-21) - B(17-30)

Bruno Kamber, Bernhard Riniker, Peter Sieber, Werner Rittel

Journal:

Helvetica Chimica Acta

Year:

1976

File:

PDF, 701 KB

1976

22

Photocyclisierungen von 1, 1'-Polymethylen-di-2-pyridonen. 46. Mitteilung über Photoreaktionen

Yushin Nakamura, Janos Zsindely, Hans Schmid

Journal:

Helvetica Chimica Acta

Year:

1976

File:

PDF, 903 KB

1976

23

Nouveaux types de sucres triazotés: triazènes et phénylimino-2-oxadiazoles-1,3,4. Communication préliminaire

Jean M. J. Tronchet, Faranak Rachidzadeh

Journal:

Helvetica Chimica Acta

Year:

1976

File:

PDF, 183 KB

1976

24

Total Synthesis of Indole and Dihydroindole Alkaloids. IX Studies on the synthesis of bisindole alkaloids in the vinblastine- vincristine series. The biogenetic approach

James P. Kutney, Toshihiko Hibino, Edwin Jahngen, Tetsuya Okutani, Arnold H. Ratcliffe, Adi M. Treasurywala, Stephen Wunderly

Journal:

Helvetica Chimica Acta

Year:

1976

Language:

english

File:

PDF, 1.55 MB

english, 1976

25

On the Formation of Water/Oil-Microemulsions

Hans-Friedrich Eicke, Juraj Rehak

Journal:

Helvetica Chimica Acta

Year:

1976

Language:

english

File:

PDF, 445 KB

english, 1976

26

Zur Ermittlung der Konfiguration und Konformation von N-Glycosyl-3-carbamoyl-pyridinium-ionen. Eine Berichtigung zu [2]

Robert Iff, Max Viscontini

Journal:

Helvetica Chimica Acta

Year:

1976

File:

PDF, 404 KB

1976

27

Photochemistry of Tricyclo[3.3.1.02,7]nonan-6-ones. Preliminary communication

Paul Margaretha

Journal:

Helvetica Chimica Acta

Year:

1976

Language:

english

File:

PDF, 201 KB

english, 1976

28

Aspects of Cyclization Reactions of 2,2′-Diaminoazobenzene and 1,2-Bis(2-aminophenylazo)benzene macrocyclic Aza compounds, II

Peter Skrabal, Magadalena Hohl-Blumer

Journal:

Helvetica Chimica Acta

Year:

1976

Language:

english

File:

PDF, 531 KB

english, 1976

29

Concerning the Hydroxyazo-Quinonehydrazone Equilibrium of a Trisazonaphthalene with an [18]annulene perimeter macrocyclic Aza compounds, III

Peter Skrabal, Jürg Steiger, Heinrich Zollinger

Journal:

Helvetica Chimica Acta

Year:

1976

Language:

english

File:

PDF, 262 KB

english, 1976

30

The Thermal Isomerizations of Bicyclo[2.1.0]pent-5-yl Methyl Ketones: endo-exo stereomutation and cyclopropyl-allylic rearrangement to cyclopent-2-enyl methyl ketones

Jean-Pierre Grosclaude, Hans-Ulrich Gonzenbach, Jean-Claude Perlberger, Kurt Schaffner

Journal:

Helvetica Chimica Acta

Year:

1976

Language:

english

File:

PDF, 650 KB

english, 1976

31

Heterotricyclodecane XXI 2-Aza-7-thia-twistane (bzw. 2-Thia-7-aza-twistane)

Henry Szczepanski, Camille Ganter

Journal:

Helvetica Chimica Acta

Year:

1976

File:

PDF, 1.12 MB

1976

32

Heterotricyclodecane XXII 2-Aza-7-thia-isotwistane

Henry Szczepanski, Camille Ganter

Journal:

Helvetica Chimica Acta

Year:

1976

Language:

german

File:

PDF, 616 KB

german, 1976

33

Heterotricyclodecane XXIII 2-Thia-7-aza-isotwistane

Henry Szczepanski, Camille Ganter

Journal:

Helvetica Chimica Acta

Year:

1976

File:

PDF, 302 KB

1976

34

Réactions d'addition-élmination à partir d'hétérocycles germaniés du type . III. Cas des diéthyl-2,2-germa-2-oxazolidines-1,3 (R = et; X = O; Y = NH, NMe)

Gabriel Dousse, Hélène Lavayssière, Jacques Satgé

Journal:

Helvetica Chimica Acta

Year:

1976

File:

PDF, 598 KB

1976

35

4-Oxa(thia)-9-oxa-2-azabicyclo[4.2.1]nonane-3-on(thion) derivatives

Vinko Škarić, Marijan Hohnjec, Djurdjica Škarić

Journal:

Helvetica Chimica Acta

Year:

1976

Language:

english

File:

PDF, 484 KB

english, 1976

36

Isolement et identification de l'évernine dans la «mousse de chêne» (Evernia prunastri (L.) Ach.). 2e Communication

Gilles Nicollier, Raffaele Tabacchi

Journal:

Helvetica Chimica Acta

Year:

1976

File:

PDF, 235 KB

1976

37

Extended Hückel Molecular Orbital Calculations for the Bridged Annulenes

Angelo Gavezzotti, Massimo Simonetta

Journal:

Helvetica Chimica Acta

Year:

1976

Language:

english

File:

PDF, 764 KB

english, 1976

38

Neue, ungewöhnlich verlaufende Arylierungen der 1,5-Dihydroxy-4,8-diaminoanthrachinon-2,6-disulfonsäure mit Kresolen

Jean-Marie Adam, Peter Hindermann, Tammo Winkler

Journal:

Helvetica Chimica Acta

Year:

1976

File:

PDF, 827 KB

1976

39

Synthese der macrocyclischen Spermidin-Alkaloide Oncinotin, Neooncinotin, Isooncinotin und Pseudooncinotin in racemischer Form. 159. Mitteilung über Alkaloide

Armin Guggisberg, Peter Van Den Broek, Manfred Hesse, Hans Schmid, Fernand Schneider, Karl Bernauer

Journal:

Helvetica Chimica Acta

Year:

1976

File:

PDF, 942 KB

1976

40

Lokalisierung der Ketogruppe in Inandenin-onen. 160. Mitteilung über Alkaloide

Armin Guggisberg, Hans-Jürgen Veith, Manfred Hesse, Hans Schmid

Journal:

Helvetica Chimica Acta

Year:

1976

File:

PDF, 528 KB

1976

41

Mitteilungen

Journal:

Helvetica Chimica Acta

Year:

1976

Language:

german

File:

PDF, 190 KB

german, 1976

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