Volume 63; Issue 8

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Helvetica Chimica Acta
Volume 63; Issue 8

Helvetica Chimica Acta

Volume 63; Issue 8

1

Masthead

Journal:

Helvetica Chimica Acta

Year:

1980

File:

PDF, 36 KB

1980

2

The Radical Anions of 5,5′- and 6,6′-Biazulenyl

Fabian Gerson, Javier Lopez, André Metzger, Christian Jutz

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

english

File:

PDF, 462 KB

english, 1980

3

The Radical Ions of Naphtho [1,8-cd]-[1,2,6]thiadiazine and Some of Its Derivatives

Fabian Gerson, Georges Plattner, Richard Bartetzko, Rolf Gleiter

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

english

File:

PDF, 428 KB

english, 1980

4

Polar Substituent Effects in the Solvolysis of Primary and Tertiary Alkyl Halides. Polar Effect IX

Cyril A. Grob, Adrian Waldner

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

english

File:

PDF, 352 KB

english, 1980

5

Two Furanosesquiterpene Marine Metabolites with Antifeedant Properties

Gary Schulte, Paul J. Scheuer, Oliver J. McConnell

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

english

File:

PDF, 558 KB

english, 1980

6

Conversion of Amines into Phenylsulfides and Phenylselenides via Ditosylamides

Paul Müller, Minh Phuong Nguyen Thi

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

english

File:

PDF, 292 KB

english, 1980

7

Stereochemistry of the Conversion of 1,3-Chloroalcohols in Alkaline Medium. The Chemistry of 1,3-Bifunctional Systems. XXII

Mihály Bartók, Károly Felföldi, Gizella Bozöki-Bartók

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

english

File:

PDF, 269 KB

english, 1980

8

Synthesis of 5-Methyluridine and Its 5′-Mercapto-, 2-Amino-, and 4′,5′-Unsaturated Analogues

Vinko Škarié, Jasenka Matulié-Adamié

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

english

File:

PDF, 554 KB

english, 1980

9

A Comparative 13C-NMR. Study on Various Reduced Flavins

Cees G. Van Schagen, Franz Müller

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

english

File:

PDF, 840 KB

english, 1980

10

13-C-Chemical Shift/Charge Correlations in Unsaturated Systems as Obtained by Semiempirical MO-Methods: A Reinvestigation

Harold Baumann, Henrik Olsen

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

english

File:

PDF, 508 KB

english, 1980

11

Photochemische Reaktionen 113. Mitteilung [1]. Zur Photospaltung konjugierter γ, δ-Epoxyenone: UV.-Bestrahlung von 5, 6-Epoxy-3,4-didehydro-5,6-dihydro-β-jonon

Kazuo Murato, Hans Richard Wolf, Oskar Jeger

Journal:

Helvetica Chimica Acta

Year:

1980

File:

PDF, 603 KB

1980

12

Photochemische Reaktionen 114. Mitteilung [1]. Zur Photochemie cyclischer Acetale vom 1,3-Dioxa-4,6-cycloheptadien-Typus

Kazuo Murato, Bruno Frei, Hans Richard Wolf, Oskar Jeger

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

german

File:

PDF, 552 KB

german, 1980

13

Photochemische Reaktionen 115. Mitteilung [1]. Zur Photochemie konjugierter γ,δ-Epoxyenone: Der Einfluss eines Hydroxylsubstituenten in ϵ-Stellung

Norio Nakamura, Wolfhard Berned Schweizer, Bruno Frei, Hans Richard Wolf, Oskar Jeger

Journal:

Helvetica Chimica Acta

Year:

1980

File:

PDF, 1.66 MB

1980

14

Action du cyanure mercurique sur quelques halogénures de désoxy-3-trifluoroacétamido-3-D-ribofurannosyle. Note de laboratoire

par Jean M. J. Tronchet, Annie Grouiller, Olivier R. Martin

Journal:

Helvetica Chimica Acta

Year:

1980

File:

PDF, 431 KB

1980

15

Lipophilic Amides of EDTA, NTA and Iminodiacetic Acid as Ionophores for Alkaline Earth Metal Cations

Daniel Erne, Nada Stojanac, Daniel Ammann, Ernö Pretsch, Wilhelm Simon

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

english

File:

PDF, 416 KB

english, 1980

16

Lipophilic Di- and Triamides as Ionophores for Alkaline Earth Metal Cations

Daniel Erne, Nada Stojanac, Daniel Ammann, Peter Hofstetter, Ernö Pretsch, Wilhelm Simon

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

english

File:

PDF, 431 KB

english, 1980

17

Zur Synthese sulfonierter Derivate von 4- und 5-Aminoindan

Journal:

Helvetica Chimica Acta

Year:

1980

File:

PDF, 496 KB

1980

18

Stabilité dans le méthanol et propriétés thermodynamiques de transfert des cryptates de certains cations de transition et de métaux lourds

Par Bernard Spiess, Françoise Arnaud-Neu, Marie-José Schwing-Weill

Journal:

Helvetica Chimica Acta

Year:

1980

File:

PDF, 448 KB

1980

19

Beitrag zur massenspektrometrischen retro-Diels-Alder-Reaktion: 1,2,3,4-Tetrahydrophenanthren. 35. Mitteilung über massenspektrometrische Untersuchungen

Sonja Huggenberg, Manfred Hesse

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

german

File:

PDF, 452 KB

german, 1980

20

Micellar Solubilization of Biopolymers in Hydrocarbon Solvents III. Empirical Definition of an Acidity Scale in Reverse Micelles

Robert E. Smith, Pier L. Luisi

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

english

File:

PDF, 591 KB

english, 1980

21

Synthese der Phoracantholide K, O und M

Hans Gerlach, Peter Künzler

Journal:

Helvetica Chimica Acta

Year:

1980

File:

PDF, 581 KB

1980

22

Beiträge zur Kenntnis des chromophoren Systems der Corrine. X. Über die Reaktion von Derivaten des Cobyrinsäure-heptamethylesters mit unterchloriger Säure

Ernst Michael Sauer, Harald Laas, Hans Herloff Inhoffen

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

german

File:

PDF, 553 KB

german, 1980

23

Steroids and sex hormones. Part 262. The radical induced stannane reduction of selenoesters and selenocarbonates: A new method for the degradation of carboxylic acids to nor-alkanes and for desoxygenation of alcohols to alkanes

Johannes Pfenninger, Christoph Heuberger, Walter Graf

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

english

File:

PDF, 578 KB

english, 1980

24

Steroids and Sex Hormons. Part 263. [1]. On the Mechanism of the Reaction of 17-Hydroxyimino-steroids with Carbodiimide/Dimethylsulfoxide

Johannes Pfenninger, Walter Graf

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

english

File:

PDF, 183 KB

english, 1980

25

Steroids and sex hormons. Part 264. Lewis acid catalyzed reversible [1,5]-hydride shift in 3,19-epoxy-steroids

Georg Acklin, Walter Graf

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

english

File:

PDF, 913 KB

english, 1980

26

Iodine Oxidation of S-Trityl- and S-Acetamidomethyl-cysteine-peptides Containing Tryptophan: Conditions Leading to the Formation of Tryptophan-2-thioethers

Peter Sieber, Bruno Kamber, Bernhard Riniker, Werner Rittel

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

english

File:

PDF, 351 KB

english, 1980

27

Die Reaktion von Phthalaldehyden mit 3-Nitropropionsäureestern. Ein einfacher Zugang zu 3-Nitro-2-naphthoesäuren

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

german

File:

PDF, 274 KB

german, 1980

28

Photochemische Reaktionen. 116. Mitteilung [1]. Notiz zur 1γ, δ*-induzierten Photospaltung von γ, δ-Epoxy-eucarvon

Kentaro Tsutsumi, Hans Richard Wolf

Journal:

Helvetica Chimica Acta

Year:

1980

File:

PDF, 267 KB

1980

29

Synthesis of Pure Al35Cl3 and Al37Cl3

Urs Geiser, Beat Schmidhalter, Ernst Schumacher

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

english

File:

PDF, 249 KB

english, 1980

30

Photochemical reactivity of α,β-unsaturated δ-lactams: Synthesis of seco-steroids. Photochemical reactions. XIII [1]

Antonio Cánovas, Jesús Fonrodona, Juan-Julio Bonet, Marie Claire Briansó, José Luis Briansó

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

english

File:

PDF, 557 KB

english, 1980

31

A Norrish Type I cleavage in the photolysis of a steroidal α,β-unsaturated δ-lactone. Photochemical Reactions. XIV [1]

Antonio Cánovas, Juan-Julio Bonet

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

english

File:

PDF, 189 KB

english, 1980

32

Die Strukturdynamik von Pentadienylmetall-Verbindungen mit endständiger Alkyl-Gruppe: zugleich «stereoselektive» und «stereodefensive» Synthese eines natürlichen Riechstoffes

Herbert Bosshardt, Manfred Schlosser

Journal:

Helvetica Chimica Acta

Year:

1980

File:

PDF, 719 KB

1980

33

Regioselektive Metallierung des Phenylcyclopropans sowie leichte Anlagerung des 1-Phenylcyclopropyl-kaliums an Äthylen

Manfred Schlosser, Philippe Schneider

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

german

File:

PDF, 384 KB

german, 1980

34

π-Bond Configurations, Conformations, and Dynamic Behaviour of Benzo[c]octalene and Dibenzo[c,j]octalene

Jean F. M. Oth, Klaus Müllen, Hans Schmickler, Hans-Wilhelm Engels, Emanuel Vogel

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

english

File:

PDF, 606 KB

english, 1980

35

Synthese von (±)-Diplodialid B und A

Ashokkumar B. Shenvi, Hans Gerlach

Journal:

Helvetica Chimica Acta

Year:

1980

File:

PDF, 518 KB

1980

36

Photochemical High-yield Preparation of Tricyclo [3.3.0.02,8]octan-3-ones. Potential Synthons for Polycyclopentanoid Terpenes and Prostacyclin Analogs. Preliminary Communication

Martin Demuth, Palaykotai R. Raghavan, Charles Carter, Koichi Nakano, Kurt Schaffner

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

english

File:

PDF, 362 KB

english, 1980

37

Regio- and Stereoselective Functionalizations of Tricyclo [3.3.0.02,8]octan-3-one, a Potential Synthon for Polycyclopentanoid Terpenes and Prostacyclin Analogs. Preliminary Communication

Martin Demuth, Sosale Chandrasekhar, Koichi Nakano, Palaykotai R. Raghavan, Kurt Schaffner

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

english

File:

PDF, 315 KB

english, 1980

38

A structural investigation of the antibiotic rubiflavin. Preliminary communication

Heinz Nadig, Urs Séquin

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

english

File:

PDF, 219 KB

english, 1980

39

Methyl-triisopropoxy-titanium, a highly selective nucleophilic methylating reagent. Preliminary Communication

Beat Weidmann, Dieter Seebach

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

english

File:

PDF, 219 KB

english, 1980

40

The Synthesis of Stereoisomers of Arteannuin B

Ora Goldberg, Irena Deja, Max Rey, André S. Dreiding

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

english

File:

PDF, 887 KB

english, 1980

41

Nucleoside und Nucleotide. Teil 14. Synthese des Octanucleosidheptaphosphats d(G-A-T-T-T-T-G-A)

Peter Bühlmayer, Georg Graf, Felix Waldmeier, Christoph Tamm

Journal:

Helvetica Chimica Acta

Year:

1980

File:

PDF, 1.04 MB

1980

42

Nucleoside und Nucleotide. Teil 15. Synthese von Desoxyribonucleosid-monophosphaten und -triphosphaten mit 2(1H)-Pyrimidinon, 2(1H)-Pyridinon und 4-Amino-2(1H)-pyridinon als Basen

Peter Kohler, Michael Wachtl, Christoph Tamm

Journal:

Helvetica Chimica Acta

Year:

1980

File:

PDF, 446 KB

1980

43

Nucleoside und Nucleotide. Teil 16. Verhalten von 1-(2′-Desoxy-β-D-ribofuranosyl)-2(1 H)-pyrimidinon-5′-triphosphat, 1-(2′-Desoxy-β-D-ribofuranosyl)-2(1 H)pyridinon-5′-triphosphat und 4-Amino-1-(2′-Desoxy-β-D-ribofuranosyl)-2(1 H)-pyridinon-5′-triphosphat gegenüber DNA-Polymerase

Michael Wachtl, Peter Kohler, Christoph Tamm

Journal:

Helvetica Chimica Acta

Year:

1980

File:

PDF, 412 KB

1980

44

Synthesis and Absolute Configuration of Naturally Occurring Dactyloxene-B and -C

Bruno Maurer, Arnold Hauser, Günther Ohloff

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

english

File:

PDF, 325 KB

english, 1980

45

Synthesis of cannabinoid model compounds. Part 2: (3R, 4R)-Δ1(6)-Tetrahydrocannabinol-5″-oic acid and 4″(R, S)-Methyl-(3R, 4R)-Δ1(6)-tetrahydrocannabinol-5″-oic Acid

Ingo Franke, Michael Binder

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

english

File:

PDF, 410 KB

english, 1980

46

Microbial transformation of cannabinoids. Part 3: Major metabolites of (3R, 4R)-Δ1-tetrahydrocannabinol

Michael Binder, Astrid Popp

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

english

File:

PDF, 249 KB

english, 1980

47

Transition metal complexes with bidentate ligand 2, 11-Bis (diphenylphosphinomethyl)benzo[c]phenanthrene (1). X. Preparation and spectroscopic properties of cis-[PtCl2 (1)] trans- and cis-[PtH (PPh3) (1)] [BF4] and crystal and molecular structure of cis-[PtCl2 (1)] · CHCl3

Gustav Bracher, David M. Grove, Luigi M. Venanzi, Fiorella Bachechi, Pasquale Mura, Luigi Zambonelli

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

english

File:

PDF, 709 KB

english, 1980

48

Mimulaxanthin, Hauptcarotinoid von Lamium montanum, und seine absolute Konfiguration; konfigurative Verknüpfung von Deepoxyneoxanthin mit Neoxanthin

Richard Buchecker, Conrad Hans Eugster

Journal:

Helvetica Chimica Acta

Year:

1980

File:

PDF, 436 KB

1980

49

Über Pterinchemie 76. Mitteilung [1] Eine einfache Synthese von Leucovorin

Esam Khalifa, Abhoy N. Ganguly, Jost H. Bieri, Max Viscontini

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

german

File:

PDF, 307 KB

german, 1980

50

3-Azawurtzitan und 3(4 → 5)abeo-3-Azawurtzitan

Rolf Otto Klaus, Camille Ganter

Journal:

Helvetica Chimica Acta

Year:

1980

File:

PDF, 1.08 MB

1980

51

Mitteilungen - Communications

Journal:

Helvetica Chimica Acta

Year:

1980

File:

PDF, 81 KB

1980

52

Unambiguous Proof for Alcoxycarbonyl-group Migration in Wagner-Meerwein Rearrangements

Daniel Berner, Hans Dahn, Pierre Vogel

Journal:

Helvetica Chimica Acta

Year:

1980

Language:

english

File:

PDF, 949 KB

english, 1980

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