Volume 69; Issue 6

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Helvetica Chimica Acta
Volume 69; Issue 6

Helvetica Chimica Acta

Volume 69; Issue 6

1

Masthead

Journal:

Helvetica Chimica Acta

Year:

1986

File:

PDF, 35 KB

1986

2

Diels-Alder Approach to Highly Functionalized Tertiary α-Hydroxy Ketones: A Novel Route to the Hexahydrobenzofuran Portion of the Avermectins and Milbemycins

Robert E. Ireland, Daniel M. Obrecht

Journal:

Helvetica Chimica Acta

Year:

1986

Language:

english

File:

PDF, 939 KB

english, 1986

3

Diels-Alder Regioselectivity Controlled by Remote Substituents. The Cycloadditions of 1-(Dimethoxymethyl)-2,3-dimethylidene- and -2,3,5,6-tetramethylidene-7-oxabicyclo[2.2.1]heptanes

Jean-Lue Métral, JüRgen Lauterwein, Pierre Vogel

Journal:

Helvetica Chimica Acta

Year:

1986

Language:

english

File:

PDF, 1.63 MB

english, 1986

4

Control of the Diels-Alder-Addition Regioselectivity by Remote Olefins. Syntheses and Cycloadditions of 2,3,5-Trimethylidenebicyclo[2.2.1]heptane and 2,3,5,6,7-Pentamethylidenebicyclo[2.2.2]octane

Gérald Burnier, Luis Schwager, Pierre Vogel

Journal:

Helvetica Chimica Acta

Year:

1986

Language:

english

File:

PDF, 936 KB

english, 1986

5

Eine neue Synthese von (±)-Dihydrorecifeiolid

Branimir Milenkov, Manfred Hesse

Journal:

Helvetica Chimica Acta

Year:

1986

File:

PDF, 562 KB

1986

6

Direct Observation of Acetophenone Enol Formed by Photohydration of Phenylacetylene

Yvonne Chiang, A. Jerry Kresge, Marco Capponi, Jakob Wirz

Journal:

Helvetica Chimica Acta

Year:

1986

Language:

english

File:

PDF, 127 KB

english, 1986

7

Selective Transport Membranes and their Applicability for Novel Sensors

Werner E. Morf, Marin Huser, Bernhard Lindemann, Peter Schulthess, Wilhelm Simon

Journal:

Helvetica Chimica Acta

Year:

1986

Language:

english

File:

PDF, 505 KB

english, 1986

8

NMR Studies of Alkaloids. Assignment of the Configuration at C(20) in Tubotaiwine (Dihydrocondylocarpine)

Mauri Lounasmaa, Ari Koskinen, John O'Connell

Journal:

Helvetica Chimica Acta

Year:

1986

Language:

english

File:

PDF, 285 KB

english, 1986

9

Structural isomerism in Polycondensates. Part IV. Synthesis and characterization of liquid crystalline poly(azomethines) and low molecular weight model compounds

Robert Deschenaux, Peter Neuenschwander, Piero Pino

Journal:

Helvetica Chimica Acta

Year:

1986

Language:

english

File:

PDF, 390 KB

english, 1986

10

Stoffwechselprodukte von Mikroorganismen. 236. Mitteilung. Schwefelhaltige Ansa-Verbindungen des Naphthomycin-Typus

Michael Meyer, Walter Keller-Schierlein, Salva Megahed, Hans Zähner, Annalaura Segre

Journal:

Helvetica Chimica Acta

Year:

1986

File:

PDF, 529 KB

1986

11

Methionin als Vorläufer zur enantioselektiven Synthese α-verzweigter Vinylglycine und anderer Aminosäuren

Theodor Weber, Roland Aeschimann, Thomas Maetzke, Dieter Seebach

Journal:

Helvetica Chimica Acta

Year:

1986

File:

PDF, 861 KB

1986

12

Photochemical reactions. 148th communication. Photochemistry of acylsilanes: Preparation, photolyses, and thermolyses of α,β-unsaturated silyl ketones

Markus E. Scheller, Genji Iwasaki, Bruno Frei

Journal:

Helvetica Chimica Acta

Year:

1986

Language:

english

File:

PDF, 1.13 MB

english, 1986

13

Neue Diterpenoide aus Blattdrüsen einer Plectranthus sp. aus Rwanda

Alfredo Carlos Alder, Peter Rüedi, Roland Prewo, Jost H. Bieri, Conrad Hans Eugster

Journal:

Helvetica Chimica Acta

Year:

1986

File:

PDF, 1.35 MB

1986

14

X-Ray Crystallographic and MO Studies on the Conformation of Corynoline and the Related Compounds

Miyoko Kamigauchi, Yuko Noda, Narao Takao, Toshimasa Ishida, Masatoshi Inoue

Journal:

Helvetica Chimica Acta

Year:

1986

Language:

english

File:

PDF, 298 KB

english, 1986

15

Synthese von (Methylthio)penam-Derivaten durch Keten-Addition an 4,5-Dihydro-5-(methylthio)-1,3-thiazole

Christjohannes Jenny, Roland Prewo, Jost H. Bieri, Heinz Heimgartner

Journal:

Helvetica Chimica Acta

Year:

1986

File:

PDF, 708 KB

1986

16

Anion Selectivities of Triorganyltin Acetates and Halides in Solvent Polymeric Membranes

Urs Wuthier, Hung-Viêt Pham, Bruno Rusterholz, Wilhelm Simon

Journal:

Helvetica Chimica Acta

Year:

1986

Language:

english

File:

PDF, 364 KB

english, 1986

17

Synthese von racemischen Aminozuckersäure-lactonen: xylo- und lyxo-2,3-Diacetylamino-5-acetoxypentan-4-olid und -2,3,5-Triacetylaminopentan-4-olid

Markus Egli, Andre S. Dreiding

Journal:

Helvetica Chimica Acta

Year:

1986

File:

PDF, 1.26 MB

1986

18

Triaziridines. Part V. A semiempirical MNDO study of nitrogen inversion and amide rotation in Formyltriaziridines

José Kaneti, Lienhard Hoesch, André S. Dreiding

Journal:

Helvetica Chimica Acta

Year:

1986

Language:

english

File:

PDF, 441 KB

english, 1986

19

Intramolecular Hydrogen Bonds of the CO…HO Type as Studied by 17O-NMR

Guy Jaecard, Jürgen Lauterwein

Journal:

Helvetica Chimica Acta

Year:

1986

Language:

english

File:

PDF, 1.02 MB

english, 1986

20

Fragmentation of Optically Active (1-Phenylethyl)- and (1-Naphthylethyl)ureas in Refluxing Alcohols: Easy Preparation of Optically Active Amines of High Optical Purity

Bernhard Schönenberger, Arnold Brossi

Journal:

Helvetica Chimica Acta

Year:

1986

Language:

english

File:

PDF, 834 KB

english, 1986

21

Synthese und Strukturaufklärung von Merucathinon und Synthese von Cathinon. Inhaltsstoffe von Catha edulis FORSK

Jean-Pierre Wolf, Hanspeter Pfander

Journal:

Helvetica Chimica Acta

Year:

1986

Language:

german

File:

PDF, 343 KB

german, 1986

22

C45- und C50-Carotinoide. 5. Mitteilung

Heinz Wolleb, Hanspeter Pfander

Journal:

Helvetica Chimica Acta

Year:

1986

Language:

german

File:

PDF, 525 KB

german, 1986

23

Struktur von Edulon A

Josef Max Künzle, Peter Rüedi, Roland Prewo, Conrad Hans Eugster

Journal:

Helvetica Chimica Acta

Year:

1986

File:

PDF, 486 KB

1986

24

Neue Heterocyclen: Über Tetrazinodi(heteroarene). Synthese und Struktur

Thomas Eichenberger, Heinz Balli

Journal:

Helvetica Chimica Acta

Year:

1986

Language:

german

File:

PDF, 579 KB

german, 1986

25

Tetrazinodi(heteroarene): Voltammetrische und cyclovoltammetrische Untersuchung der Oxidation in Methanol, Acetonitril und Dichlormethan

Bruno Hellrung, Heinz Balli

Journal:

Helvetica Chimica Acta

Year:

1986

File:

PDF, 241 KB

1986

26

Mitteilungen

Journal:

Helvetica Chimica Acta

Year:

1986

File:

PDF, 95 KB

1986

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