Works matching IS 0018019X AND DT 1976 AND VI 59 AND IP 5

Results: 50

Thermolysis of 1,3,4-Oxadiazole-5-ones, a New Precursor of Nitrilimines. A Novel Synthesis of Indazoles. Preliminary communication.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1636, doi. 10.1002/hlca.19760590522

By:

Reichen, Werner

Publication type:

Article

The Irreversible Photochemistry of Bianthrone.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1826, doi. 10.1002/hlca.19760590540

By:

Korenstein, R.;
Muszkat, K. A.;
Fischer, E.

Publication type:

Article

Komplexone XLVII. The Stability of Palladium(II) Complexes with Aminopolycarboxylate Anions.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1498, doi. 10.1002/hlca.19760590511

By:

Anderegg, Giorgio;
Malik, Subhash C.

Publication type:

Article

Gasphasen-Thermolyse Methyl-substituierter Bicyclo[3.2.0]hept-2-en-7-one.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1745, doi. 10.1002/hlca.19760590533

By:

Schiess, Peter;
Fünfschilling, Peter

Publication type:

Article

Dediazoniation of arenediazonium ions in homogeneous solution. Part VIII. Reaction kinetics and products in dimethyl sulfoxide.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1427, doi. 10.1002/hlca.19760590504

By:

Hirose, Yoji;
Wahl, George H.;
Zollinger, Heinrich

Publication type:

Article

Steric Effects in the Reduction of Ketones with Sodium Borohydride.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1880, doi. 10.1002/hlca.19760590544

By:

Müller, Paul;
Perlberger, Jean-Claude

Publication type:

Article

Über die Bildung cyclischer Ionen und bicylischer Übergangszustände beim Zerfall substituierter α,ω-Alkandiamine im Massenspektrometer. 23. Mitteilung über das massenspektrometrische Verhalten von Stickstoffverbindungen

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1553, doi. 10.1002/hlca.19760590515

By:

Schöpp, Emanuel;
Hesse, Manfred

Publication type:

Article

A 13C- and 15N-NMR. Study of Some 1-Aryl-3, 3-dimethyl Triazene Derivatives.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1655, doi. 10.1002/hlca.19760590526

By:

Axenrod, Theodore;
Mangiaracina, Pietro;
Pregosin, Paul S.

Publication type:

Article

Inhaltsstoffe des Verbenaöls. 2. Mitteilung. Caryophyllan-2,6-β-oxid, eine neue Sesquiterpenverbindung aus dem Öl von Lippia citriodora K UNTH.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1803, doi. 10.1002/hlca.19760590537

By:

Kaiser, Roman;
Lamparsky, Dietmar

Publication type:

Article

Polar Substituents in Benzobarrelene Photochemistry; The Photoreactivities of Dimethyl 10-methoxy- and Dimethyl 10,11-dimethoxy-2,3-benzobicyclo[2.2.2]octateraene-5,6-dicarboxylate.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1469, doi. 10.1002/hlca.19760590508

By:

Bender, Christopher Owen;
Wilson, John

Publication type:

Article

A Specific Synthesis of Ethyl (2 Z)-2-Bromomethyl-2-butenoate and its Conversion into Mikanecic Ester.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1904, doi. 10.1002/hlca.19760590548

By:

Goldberg, Ora;
Dreiding, André S.

Publication type:

Article

Arbeiten über Phosphorsäure- und Thiophosphorsäureester mit einem heterocyclischen Substituenten. 10. und letzte Mitteilung. Aza-Analogie II: Derivate von Oxazolo[4,5- b]pyridin-2(3 H)-on, einem Aza-Analogen von Benzoxazol-2(3 H)-on.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1593, doi. 10.1002/hlca.19760590519

By:

Rüfenacht, Kurt;
Kristinsson, Haukur;
Mattern, Günter

Publication type:

Article

Synthese von Humaninsulin. II. Aufbau des cyclischen Fragments A(1-13).

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1489, doi. 10.1002/hlca.19760590510

By:

Sieber, Peter;
Kamber, Bruno;
Eisler, Karel;
Hartmann, Albert;
Riniker, Bernhard;
Rittel, Werner

Publication type:

Article

Mitteilungen.

Published in:: Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1911, doi. 10.1002/hlca.19760590550
Publication type:: Article

Complex Formation of Copper(II) and Nickel(II) with Pyrrole Ligands in Aqueous Solution.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1621, doi. 10.1002/hlca.19760590521

By:

Stünzi, Hans;
Anderegg, Giorgio

Publication type:

Article

Inhaltsstoffe des Verbenaöls. 1. Mitteilung. Natürliches Vorkommen der Photocitrale und einiger ihrer Derivate.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1797, doi. 10.1002/hlca.19760590536

By:

Kaiser, Roman;
Lamparsky, Dietmar

Publication type:

Article

Synthesis of Abscisic Acid.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1424, doi. 10.1002/hlca.19760590503

By:

Mayer, Hans J.;
Rigassi, Norbert;
Schwieter, Ulrich;
Weedon, Basil C. L.

Publication type:

Article

Etude des systèmes binaires formées par le chlorure de cyanogène et par les tétrachlorures de carbone, de silicium, de germanium et d'étain.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1867, doi. 10.1002/hlca.19760590543

By:

Labaye, Marie-Hélène;
Doucet, André;
Perrot, Roger;
Dubois, Claude

Publication type:

Article

Contribution to the Problem of Nucleophilic Substitution Reactions at Small-Ring Carbon Atoms Occurring with Retention of Configuration.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1547, doi. 10.1002/hlca.19760590514

By:

Gray, Robert W.;
Chapleo, Christopher B.;
Vergnani, Tiziana;
Dreiding, André S.;
Liesner, Michael;
Seebach, Dieter

Publication type:

Article

Electronic Structure and Photophysical Properties of Planar Conjugated Hydrocarbons with 4n-Membered Rings. I. Photoelectron Spectra of 1,5,9-Tridehydro[12]-annulene and Related Compounds.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1647, doi. 10.1002/hlca.19760590525

By:

Wirz, Jakob

Publication type:

Article

Die Phloroglucide von zwei Farnhybriden aus England und Schottland, von authentischem «Aspidium remotum» A. B RAUN und von Dryopteris aemula (A ITON) O. K UNTZE aus Irland.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1725, doi. 10.1002/hlca.19760590532

By:

Widén, Carl-Johan;
Lounasmaa, Mauri;
Jermy, A. Clive;
Euw, Josef V.;
Reichstein, Tadeus

Publication type:

Article

The Electronic Structure of Azuleno[1,2,3- cd]phenalene and Azuleno[5,6,7- cd]phenalene, a Comparison.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1459, doi. 10.1002/hlca.19760590507

By:

Gleiter, Rolf;
Spanget-Larsen, Jens;
Thulstrup, Erik W.;
Murata, Ichiro;
Nakasuji, Kazuhiro;
Jutz, Christian

Publication type:

Article

Crystallographic Studies of Synthetic Corrinoids IV. Molecular Structure of a Ni(II)Oxa-porphyrinoid from Electrochemical Oxidation of a Ni(II) Seco-Corrin.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1898, doi. 10.1002/hlca.19760590547

By:

Hodgson, Keith O.;
Dunitz, Jack D.

Publication type:

Article

L(+)- and D(−)-γ-Carboxyglutamic acid. Absolute Configuration, Properties and Synthesis by Resolution of DL-N-Benzyloxycarbonyl-γ-carboxyglutamic acid γ, γ′-di- t-butylester. Preliminary communication.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1591, doi. 10.1002/hlca.19760590518

By:

Märki, Walter;
Schwyzer, Robert

Publication type:

Article

Hyperconjugative Interactions in Bicyclo[2.2.1]heptane Derivatives. Effects on the Diels-Alder Reactivity of the s- cis-Butadiene Group of 2, 3-Dimethylidene-norbornanes.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1685, doi. 10.1002/hlca.19760590529

By:

Hardy, Michèle;
Carrupt, Pierre-Alain;
Vogel, Pierre

Publication type:

Article

Identification and Synthesis of two New Organic Sulfur Compounds from the Yellow Passion Fruit ( Passiflora edulis f. flavicarpa).

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1613, doi. 10.1002/hlca.19760590520

By:

Winter, Max;
Furrer, Anton;
Willhalm, Bruno;
Thommen, Walter

Publication type:

Article

Etude dans la série des radicaux hétérocycliques: partie XIV. Radicaux diméthyl-3, 4-isoxazolyl-5. Réactivité en série aromatique et hétéroaromatique: nouvelle voie d'accès à des diméthyl-3, 4-isoxazoles subsitués en C(5) par des groupements aryle et hétéroaryle

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1705, doi. 10.1002/hlca.19760590531

By:

Vernin, Gaston;
Siv, Chhan;
Treppendahl, Svend;
Metzger, Jacques

Publication type:

Article

Medium Ring Compounds. XXIX. Cyclooctane-1,5-dione-dioxime.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1417, doi. 10.1002/hlca.19760590502

By:

Winkler, Fritz K.;
Seiler, Paul;
Chesick, John P.;
Dunitz, Jack D.

Publication type:

Article

Facteurs stériques influençant la transposition de Wagner-Meerwein des carbocations de type pinanyle.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1894, doi. 10.1002/hlca.19760590546

By:

Barthélémy, Michel;
Gianfermi, Anne;
Bessière, Yvonne

Publication type:

Article

Zum Mechanismus der photochemischen Umwandlung von 2-Alkyl-indazolen in 1-Alkyl-benzimidazole. II. Photophysikalische und photochemische Primärprozesse.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1528, doi. 10.1002/hlca.19760590513

By:

Heinzelmann, Willy;
Märky, Michael;
Gilgen, Paul

Publication type:

Article

( p-Phenylazophenyl)-Isopropyloxycarbonyl, a New Protecting Group for Peptide Synthesis.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1642, doi. 10.1002/hlca.19760590524

By:

Tun-Kyi, Aung;
Schwyzer, Robert

Publication type:

Article

Umwandlung von 6-Methyliden-tricyclo[3.2.1.02,7]oct-3-en-8-onen in Norcaradien/Cycloheptatrien-Derivate.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1763, doi. 10.1002/hlca.19760590535

By:

Mukherjee-Müller, Gabriele;
Winkler, Tammo;
Zsindely, Janos;
Schmid, Hans

Publication type:

Article

Cuprous complexes and dioxygen, VII. Competition between one- and two-electron reduction of O2 in the autoxidation of Cu(1-methyl-2-hydroxymethyl-imidazole)2+.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1448, doi. 10.1002/hlca.19760590506

By:

Zuberbühler, Andreas D.

Publication type:

Article

20, 21-Azirdin-Steroide: Reaktion von Derivaten der Oxime von 5-Pregnen-20-on,9β,10α-5-Pregnen-20-on und 9β,10α-5,7-Pregnadien-20-on mit Lithiumaluminiumhydrid und von 3β-Hydroxy-5-pregnen-20-on-oxim mit Grignard-Verbindungen

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1850, doi. 10.1002/hlca.19760590542

By:

Tzikas, Athanassios;
Tamm, Christoph;
Boller, Arthur;
Fürst, Andor

Publication type:

Article

Identification de xanthones et de nouveaux arabinosides de C-glucosides flavoniques dans Swertia perennis L.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1584, doi. 10.1002/hlca.19760590517

By:

Hostettmann, Kurt;
Jacot-Guillarmod, André

Publication type:

Article

Microbial Transformation of (−)-Δ1-3,4- trans-Tetrahydrocannabinol by Cunninghamella blakesleeana L ENDER.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1674, doi. 10.1002/hlca.19760590528

By:

Binder, Michael

Publication type:

Article

Die Kristallstruktur und absolute Konfiguration von Mikrolin.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1821, doi. 10.1002/hlca.19760590539

By:

Weber, Hans Peter;
Petcher, Trevor J.

Publication type:

Article

Totalsynthese des Verrucarins E sowie ihre Anwendung zur Herstellung eines 13C-markierten Derivates desselben.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1698, doi. 10.1002/hlca.19760590530

By:

Gossauer, Albert;
Suhl, Klaus

Publication type:

Article

Masthead.

Published in:: Helvetica Chimica Acta, 1976, v. 59, n. 5, p. fmi, doi. 10.1002/hlca.19760590501
Publication type:: Article

Synthese von optisch aktiven, natürlichen Carotinoiden und strukturell verwandten Naturprodukten. I. Synthese der chiralen Schlüsselverbindung (4 R, 6 R)-4-Hydroxy-2,2,6-trimethylcyclohexanon.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1832, doi. 10.1002/hlca.19760590541

By:

Leuenberger, Hans Georg Wilhelm;
Boguth, Walter;
Widmer, Erich;
Zell, Reinhard

Publication type:

Article

Zum Mechanismus der photochemischen Umwandlung von 2-Alkyl-indazolen in 1-Alkyl-benzimidazole. I. Struktur und Reaktivität eines Zwischenproduktes.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1512, doi. 10.1002/hlca.19760590512

By:

Heinzelmann, Willy;
Märky, Michael;
Gilgen, Paul

Publication type:

Article

Regioselective Discrimination of Antipods in a Catalytic Asymmetric Transformation.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1639, doi. 10.1002/hlca.19760590523

By:

Stefani, Annibale;
Tatone, Dante;
Pino, Piero

Publication type:

Article

2- und 6-Methyl-8-oxa-bicyclo[5.1.0]octa-2,4-dien. Über den Verlauf der Ringöffnung bei der Thermolyse in der Gasphase.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1756, doi. 10.1002/hlca.19760590534

By:

Schiess, Peter;
Fünfschilling, Peter

Publication type:

Article

Dediazoniation of Arenediazonium Ions in Homogeneous Solution. Part IX. Spectral Evidence for a Homolytic Mechanism Involving Pyridine Complexes.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1438, doi. 10.1002/hlca.19760590505

By:

Loewenschuss, Hana;
Wahl, George H.;
Zollinger, Heinrich

Publication type:

Article

3″-De- O-methyl-2″,3″-anhydro-lankamycin, a New Macrolide Antibiotic from Streptomyces violaceoniger.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1886, doi. 10.1002/hlca.19760590545

By:

Martin, Jerry R.;
Egan, Richard S.;
Goldstein, Alma W.;
Mueller, Sandra L.;
Keller-Schierlein, Walter;
Mitscher, Lester A.;
Foltz, Rodger L.

Publication type:

Article

C RYPTATES XIX. Ligands polyaza-polyoxa-macrobicycliques: Synthèse et complexes métalliques.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1566, doi. 10.1002/hlca.19760590516

By:

Lehn, Jean-Marie;
Montavon, François

Publication type:

Article

Eine konformationsdirigierte Cyclisierung zum Octahydrophenanthridinsystem.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1661, doi. 10.1002/hlca.19760590527

By:

Fischli, Albert;
Hoffmann, Henri;
Müller, Peter Michael

Publication type:

Article

Isolierung und Strukturaufklärung von Mikrolin.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1809, doi. 10.1002/hlca.19760590538

By:

Bollinger, Pietro;
Zardin-Tartaglia, Therese

Publication type:

Article

Crystal and Molecular Structure of an Iodo-derivative of the Cyclic Undecapeptide Cyclosporin A.

Published in:

Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1480, doi. 10.1002/hlca.19760590509

By:

Petcher, Trevor J.;
Weber, Hans-Peter;
Rüegger, Arthur

Publication type:

Article

Errata.

Published in:: Helvetica Chimica Acta, 1976, v. 59, n. 5, p. 1910, doi. 10.1002/hlca.19760590549
Publication type:: Article