Works in Helvetica Chimica Acta, 1978, Vol 61, Issue 8

Results: 43

Etude sur les composés organométalliques. XVIII. Synthèse et caractérisation du μ-oxo-bis (dicyclopentadiènylméthyltitane IV).

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 2956, doi. 10.1002/hlca.19780610820

By:

Surer, Hansruedi;
Claude, Saturnin;
Jacot-Guillarmod, André

Publication type:

Article

Herstellung von Cortexon-Analogen mit konformativ fixierter Seitenkette Über Steroide. 235. Mitteilung.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 3068, doi. 10.1002/hlca.19780610831

By:

Wieland, Peter

Publication type:

Article

An Enantioselective Total Synthesis of Natural (+)-Luciduline.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 2755, doi. 10.1002/hlca.19780610802

By:

Oppolzer, Wolfgang;
Petrzilka, Martin

Publication type:

Article

S-Alkylation en série hétérocyclique par catalyse par transfert de phase: thioalkyl-2-thiazoles, thioalkyl-2-Δ-4-thiazolines et thioalkyl-2-benzothiazoles.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 3143, doi. 10.1002/hlca.19780610842

By:

Dou, Henri J. M.;
Hassanaly, Parina;
Kister, Jacky;
Vernin, Gaston;
Metzger, Jacques

Publication type:

Article

New Sesquiterpene Alcohols from Galbanum Resin; the occurrence of C (10)-epi-sesquiterpenoids.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 2874, doi. 10.1002/hlca.19780610813

By:

Thomas, Alan F.;
Ozainne, Michel

Publication type:

Article

Zur Kenntnis der β-Lysin-Mutase-Reaktion: Mechanismus und sterischer Verlauf.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 2989, doi. 10.1002/hlca.19780610824

By:

Rétey, János;
Kunz, Fritz;
Arigoni, Duilio;
Stadtman, Thressa C.

Publication type:

Article

The Conversion of α-Hydroxythioacetals to Functionalized Ketene Thioacetals.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 3087, doi. 10.1002/hlca.19780610835

By:

Lottenbach, Willi;
Graf, Walter

Publication type:

Article

Structural Studies of 1,8-Disubstituted Naphthalenes as Probes for nucleophile-electrophile interactions.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 2783, doi. 10.1002/hlca.19780610806

By:

Schweizer, W. Bernd;
Procter, Garry;
Kaftory, Menahem;
Dunitz, Jack D.

Publication type:

Article

Anil-Synthese 18. Mitteilung. Über die Herstellung von Styryl-Derivaten des 3-Phenyl-benzisoxazols.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 2904, doi. 10.1002/hlca.19780610817

By:

De Sousa, Benardo F. S. E.;
Siegrist, Adolf Emil

Publication type:

Article

Cob(I)alamin als Katalysator 2. Mitteilung [1]. Reduktion von gesättigten Nitrilen in wasserfreier Lösung.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 3028, doi. 10.1002/hlca.19780610828

By:

Fischli, Albert

Publication type:

Article

Structural Studies of Crystalline Enamines.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 3108, doi. 10.1002/hlca.19780610839

By:

Brown, Kevin L.;
Damm, Lorenz;
Dunitz, Jack D.;
Eschenmoser, Albert;
Hobi, Reinhard;
Kratky, Christoph

Publication type:

Article

1, 5, 6, 7-Tetrahydro-2H-[1,4]diazepin-5,7-dione aus Malonimiden und 3-Dimethylamino-2,2-dimethyl-2H-azirin.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 3050, doi. 10.1002/hlca.19780610830

By:

Scholl, Bernhard;
Bieri, Jost H.;
Heimgartner, Heinz

Publication type:

Article

Masthead.

Published in:: Helvetica Chimica Acta, 1978, v. 61, n. 8, p. fmi, doi. 10.1002/hlca.19780610801
Publication type:: Article

Natural Abundance 13C-NMR. of Reduced Isoalloxazine.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 3139, doi. 10.1002/hlca.19780610841

By:

Van Schagen, Cees G.;
Müller, Franz

Publication type:

Article

Über 3,3,6,9,9-Pentamethyl-2,10-diaza-bicyclo-[4.4.0]-1-decen und einige seiner Derivate. Über synthetische Methoden. 13. Mitteilung.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 2851, doi. 10.1002/hlca.19780610812

By:

Heinzer, Franz;
Soukup, Milan;
Eschenmoser, Albert

Publication type:

Article

Zur Synthese sulfonierter Derivate von 4-Amino-1,3-dimethylbenzol und 2-Amino-1,3-dimethylbenzol.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 3079, doi. 10.1002/hlca.19780610834

By:

Courtin, Alfred;
Tobel, Hans-Rudolf Von;
Doswald, Paul

Publication type:

Article

Zur Reaktionsweise von Diphenylcyclopropenon mit β-Carbonyl-enolaten. I. Einsatz von Acetylaceton, Acetessigsäure-methylester, 2-Äthoxycarbonyl-cyclododecanon und Malonsäure-dimethylester.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 3018, doi. 10.1002/hlca.19780610827

By:

Veprek-Bilinski, Vanda;
Narasimhan, Krishna;
Dreiding, André S.

Publication type:

Article

Die Struktur der durch Halogenierung von Furfural in Wasser gebildeten Oxydationsprodukte.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 3103, doi. 10.1002/hlca.19780610838

By:

Greuter, Hans;
Winkler, Tammo

Publication type:

Article

Efficient Conversion of Esters to α-Trimethylsilylketones. Preliminary communication.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 3136, doi. 10.1002/hlca.19780610840

By:

Demuth, Martin

Publication type:

Article

Radical Ions in the Pentalene Series. Part. I. 1,3,5-tri-t-butylpentalene.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 2974, doi. 10.1002/hlca.19780610822

By:

Fürderer, Peter;
Gerson, Fabina;
Hafner, Klaus

Publication type:

Article

The Radical Anions of [2.2.2.2]Paracyclophane-1,9,17,25-tetraene and Some of its Heteroaromatic Analogues.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 2763, doi. 10.1002/hlca.19780610803

By:

Gerson, Fabian;
Huber, Walter;
Wennerström, Olof

Publication type:

Article

Preference for Syn Ene Additions of 1O2 to Trisubstituted, Acyclic Olefins.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 2777, doi. 10.1002/hlca.19780610805

By:

Schulte-Elte, Karl H.;
Muller, Bernard L.;
Rautenstrauch, Valentin

Publication type:

Article

Synthèse de l'évernine.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 2899, doi. 10.1002/hlca.19780610816

By:

Nicollier, Gilles;
Rebetez, Michel;
Tabacchi, Raffaele;
Gerlach, Hans;
Thalmann, Adolf

Publication type:

Article

Stereochemie der Bildung und Spaltung der (CoC)-Bindung an einem Vitamin-B12-Modell 3. (vorläufige) Mitteilung.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 3013, doi. 10.1002/hlca.19780610826

By:

Walder, Lorenz;
Rytz, Gerhard;
Meier, Kurt;
Scheffold, Rolf

Publication type:

Article

Photochemische Reaktionen. 98. Mitteilung. Photochemistry of N-Acylimidazoles. III. Rates and Yields of N→C Acyl Migration and of C(α)-C(β) Cleavage of Acyl Side Chains.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 2823, doi. 10.1002/hlca.19780610809

By:

Yatsunami, Takashi;
Iwasaki, Shigeo

Publication type:

Article

Photochemische Reaktionen 100. Mitteilung. Photochemistry of N-Acylimidazoles. V. Photolysis of the N-Acylimidazoles of Dehydroabietic Acid and of 13-Deisopropyl-10-epi-dehydroabietic Acid.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 2843, doi. 10.1002/hlca.19780610811

By:

Iwasaki, Shigeo

Publication type:

Article

A New Method for the Construction of Macrolides Stereoselective Synthesis of (±)-Phoracantholide J. Preliminary communication.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 3075, doi. 10.1002/hlca.19780610833

By:

Petrzilka, Martin

Publication type:

Article

Racematspaltung und Bestimmung der absoluten Konfiguration von 2, 6-disubstituierten Bicyclo [3.3.1]nonanen.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 2773, doi. 10.1002/hlca.19780610804

By:

Gerlach, Hans

Publication type:

Article

Photochemistry of 3-Substituted 1-Iminopyridinium Ylides. Regiospecific versus non-regiospecific photoisomerization patterns [1].

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 2887, doi. 10.1002/hlca.19780610815

By:

Fritz, Hans;
Gleiter, Rolf;
Nastasi, Michel;
Schuppiser, Jean-Luc;
Streith, Jacques

Publication type:

Article

Zum stereochemischen Verlauf der elektrophilen Substitution an CH-Gruppen in α-Stellung zum N-Atom behinderter Amide Vorläufige Mitteilung.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 3100, doi. 10.1002/hlca.19780610837

By:

Seebach, Dieter;
Wykypiel, Werner;
Lubosch, Winfried;
Kalinowski, Hans-Otto

Publication type:

Article

Synthesis, Structure and Photochemical Properties of 4, 4′, 7, 7′-Tetra-substituted 1,1′, 3,3′-Tetraethylbenzimidazolotriazatrimethine Cyanines.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 2958, doi. 10.1002/hlca.19780610821

By:

Naef, Rudolf;
Balli, Heinz

Publication type:

Article

Mitteilungen.

Published in:: Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 3169, doi. 10.1002/hlca.19780610844
Publication type:: Article

Etudes sur les composés organométalliques. XVII. Synthèse du tétracyclohexyltitane.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 2949, doi. 10.1002/hlca.19780610819

By:

Weber, Jean-Bernard;
Porret, Jacques;
Jacot-Guillarmod, André

Publication type:

Article

Syntheses and Cyclization Reactions of Bifunctional 1,2-Bis (styryl)benzenes and Some Aza Analogues. Macrocyclic aza compounds. V.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 2813, doi. 10.1002/hlca.19780610808

By:

Ehrensperger, Carl-Peter;
Heberlein, Manfred;
Skrabal, Peter

Publication type:

Article

Photochemische Reaktionen. 99. Mitteilung. Photochemistry of N-Acylimidazoles. IV. Structural Factors Leading to Norrish Type II Elimination and to Cyclobutanol Formation in the Photolysis of Acylimidazoles.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 2831, doi. 10.1002/hlca.19780610810

By:

Iwasaki, Shigeo

Publication type:

Article

1,1-Disilyl-2-Alkenes: Preparation and Some Synthetic Applications. Preliminary communication.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 3072, doi. 10.1002/hlca.19780610832

By:

Wetter, Hansjürg

Publication type:

Article

Nucleosid-Synthesen in der Imidazolreihe.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 3149, doi. 10.1002/hlca.19780610843

By:

Wyss, Pierre C.;
Fischer, Ulf

Publication type:

Article

Absolute Configuration of Actinioerythrin.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 2881, doi. 10.1002/hlca.19780610814

By:

Müller, Robert K.;
Mayer, Hans;
Noack, Klaus;
Daly, John J.;
Tauber, James David;
Liaaen-Jensen, SynnøVe

Publication type:

Article

On Excited States of Alkyl Bridged [14] Annulenes.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 2999, doi. 10.1002/hlca.19780610825

By:

Spanget-Larsen, Jens;
Gleiter, Rolf

Publication type:

Article

A New Type of Claisen Rearrangement Involving 1,3-Dipolar Intermediates. Preliminary communication.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 3096, doi. 10.1002/hlca.19780610836

By:

Malherbe, Roger;
Belluš, Daniel

Publication type:

Article

Investigation on the Head-Space of Roasted Meat. III. Synthesis of 4, 6-dimethyl-2,3,5,7-tetrathiaoctane.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 2809, doi. 10.1002/hlca.19780610807

By:

Dubs, Paul;
Joho, Martin

Publication type:

Article

Synthèse photochimique de biaryles et hétérobiaryles à partir d'aryl-et hétéroarylamines, d'un nitrite d'alkyle et d'un substrat aromatique ou hétéroaromatique.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 2941, doi. 10.1002/hlca.19780610818

By:

Julliard, Michel;
Siv, Chhan;
Vernin, Gaston;
Metzger, Jacques

Publication type:

Article

Beitrag zum Mechanismus der stossinduzierten Fragmentierungen von quaternären Stickstoffverbindungen. 2. Mitteilung über stossinduzierte Fragmentierungen von felddesorbierten Kationen.

Published in:

Helvetica Chimica Acta, 1978, v. 61, n. 8, p. 3038, doi. 10.1002/hlca.19780610829

By:

Fischer, Matthias;
Veith, Hans-Jürgen

Publication type:

Article