Works matching IS 0018019X AND DT 1979 AND VI 62 AND IP 4

Results: 50

Eine ungewöhnliche Chlorwasserstoff-Abspaltung: syn-Eliminierung aus einem sterisch behinderten, aber freidrehbaren Halogenkohlenwasserstoff.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1194, doi. 10.1002/hlca.19790620428

By:

Schlosser, Manfred;
An, Tran Dinh

Publication type:

Article

Die Synthese von 3β-Acetoxy-24-aza-24-desoxa-xysmalogenin,. Partialsynthetische Versuche in der Reihe der Herzgifte. 12. Mitteilung,.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1283, doi. 10.1002/hlca.19790620439

By:

El-Dine, Shams;
Faust, Karin;
Güntert, Theodor W.;
Hauser, Emil;
Linde, Horst H. A.;
Spengel, Sigrid

Publication type:

Article

Azimine. III. Kristallstruktur von (1 E, 2 Z)- und (1 Z, 2 E)-2, 3-Dimethyl-1-phthalimido-azimin,.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1202, doi. 10.1002/hlca.19790620430

By:

Moor, Robert;
Grieb, Rita;
Niggli, Alfred;
Hoesch, Lienhard;
Dreiding, André S.

Publication type:

Article

Masthead.

Published in:: Helvetica Chimica Acta, 1979, v. 62, n. 4, p. fmi, doi. 10.1002/hlca.19790620401
Publication type:: Article

Dérivés de sucres benzimidazoliques et benzothiazoliques.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1298, doi. 10.1002/hlca.19790620441

By:

Tronchet, Jean M. J.;
Gentile, Bernard

Publication type:

Article

Crystal Structures of the (−)-DIOP Complexes of Nickel, Palladium and Platinum Dichloride.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1016, doi. 10.1002/hlca.19790620412

By:

Gramlich, Volker;
Consiglio, Giambattista

Publication type:

Article

Gilmicolin and Mycorrhizinol, Two New Metabolites of Gilmaniella humicola BARRON.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1129, doi. 10.1002/hlca.19790620423

By:

Chexal, Kuldip K.;
Tamm, Christoph;
Clardy, Jon;
Hirotsu, Ken

Publication type:

Article

Über die Synthese des Muscaflavins. Vorläufige Mitteilung,.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1231, doi. 10.1002/hlca.19790620434

By:

Barth, Hubert;
Kobayashi, Makoto;
Musso, Hans

Publication type:

Article

The Synthesis of ( S)-(+)-2-Amino-3-(1-adamantyl)-propionic Acid ( L-(+)-Adamantylalanine, Ada) as a ' Fat' or ' Super' Analogue of Leucine and Phenylalanine.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 956, doi. 10.1002/hlca.19790620405

By:

Do, Kim Quang;
Thanei, Peter;
Caviezel, Mario;
Schwyzer, Robert

Publication type:

Article

On the Claisen Rearrangement of Allyl Ethyl Ketene Acetals Generated in situ via Benzeneselenenic Acid Eliminiation.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1319, doi. 10.1002/hlca.19790620445

By:

Pitteloud, Rita;
Petrzilka, Martin

Publication type:

Article

Statistical Differentiation between Various Reaction Mechanisms: The Case of Heterolytic Dediazoniations of Arenediazonium Ions,.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1079, doi. 10.1002/hlca.19790620416

By:

Maurer, Willi;
Szele, Ivanka;
Zollinger, Heinrich

Publication type:

Article

Nucleotide. X. Synthese und Eigenschaften von Dinucleosidmonophosphaten mit 2′-Desoxyadenosin und 1-(2′-Desoxy-β- D-ribofuranosyl)-lumazinen als Bausteine.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1179, doi. 10.1002/hlca.19790620427

By:

Charubala, Ramamurthy;
Pfleiderer, Wolfgang

Publication type:

Article

Formation of Dichloro Oxiranes from Ketones under Phase Transfer Conditions,.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1275, doi. 10.1002/hlca.19790620438

By:

Greuter, Hans;
Winkler, Tammo;
Belluš, Daniel

Publication type:

Article

New Olefinic Cyclizations by Oxymetallation. Conversion of (−)-elemol to (−)-selina-4α, 11-diol (cryptomeridiol) and (−)-guai-1 (10)-ene-4α, 11-diol.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 985, doi. 10.1002/hlca.19790620409

By:

Renold, Walter;
Ohloff, Günther;
Norin, Torbjörn

Publication type:

Article

Hydrogen Generation by Visible Light Irradiation of Aqueous Solutions of Metal Complexes. An approach to the photochemical conversion and storage of solar energy.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1345, doi. 10.1002/hlca.19790620449

By:

Kirch, Michele;
Lehn, Jean-Marie;
Sauvage, Jean-Pierre

Publication type:

Article

Cynaratriol, ein neues Guajanolid aus der Kardone Cynara cardunculus L. und der Artischocke C. scolymus L. (Compositate).

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1288, doi. 10.1002/hlca.19790620440

By:

Bernhard, Heinz O.;
Thiele, Kurt;
Pretsch, Ernö

Publication type:

Article

Kinetics of Extremely Fast Ligand Exchange Reactions with Methylmercury(II)-complexes of 1-Methylpyridine-2-thione and 1-Methyl-quinaldine-4-thione: Rate-Equilibria Correlations.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1007, doi. 10.1002/hlca.19790620411

By:

Erni, Isidor;
Geier, Gerhard

Publication type:

Article

The Absolute Configuration of 1-Methylindane.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1120, doi. 10.1002/hlca.19790620422

By:

Hansen, Hans-Jürgen;
Sliwka, Hans-Richard;
Hug, Werner

Publication type:

Article

Synthese und Konfiguration einiger Spiro [indan-2,2′-pyrrolidin]- und Spiro [pyrrolidin-2,2′-tetralin]-Derivate,.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1223, doi. 10.1002/hlca.19790620433

By:

Stoll, André P.;
Petcher, Trevor James;
Weber, Hans Peter

Publication type:

Article

Laserflash-photolysis of the p-Chloranil/naphthalene system: Characterization of the naphthalene radical cation in a fluid medium,.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 941, doi. 10.1002/hlca.19790620404

By:

Gschwind, Rudolf;
Haselbach, Edwin

Publication type:

Article

Minor and Trace Sterols in Marine Invertebrates. XII. Occurrence of 24 ( R + S)-isopropenylcholesterol, 24 ( R + S)-methylcholesta-5, 25-dien-3β-ol, and 24 ( R + S)-methylcholesta-7, 25-dien-3β-ol in the caribbean sponge, Verongia cauliformis

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1310, doi. 10.1002/hlca.19790620444

By:

Kokke, W. C. M. C.;
Pak, C. S.;
Fenical, William;
Djerassi, Carl

Publication type:

Article

Stereospezifische Fragmentierungen in den Massenspektren von Cyclohexandiaminen und Bis(aminomethyl)cyclohexanen. 33. Mitteilung über massenspektrometrische Untersuchungen,,.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1065, doi. 10.1002/hlca.19790620415

By:

Süess, Hans;
Hesse, Manfred

Publication type:

Article

Nucleotide. IX. Synthese und Eigenschaften von 1-(2′-Desoxy- D-ribofuranosyl)-lumazin-3′-monophosphaten.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1171, doi. 10.1002/hlca.19790620426

By:

Charubala, Ramamurthy;
Pfleiderer, Wolfgang

Publication type:

Article

Heterocyclic Spiro-naphthalenones. Part III. Synthesis and reactions of some spiro [naphthalene-1,2′-pyrrolidin]-2-ones and spiro [naphthalene-2,2′-pyrrolidin]-1-ones.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1268, doi. 10.1002/hlca.19790620437

By:

Berney, Daniel;
Schuh, Karlheinz

Publication type:

Article

Analogues de la showdomycine à activité antitumorale.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 977, doi. 10.1002/hlca.19790620408

By:

Tronchet, Jean M. J.;
Gentile, Bernard

Publication type:

Article

Über Pterinchemie. 70. Mitteilung. Konformationsanalyse von 5, 10-Methenyl-(6 RS)-5,6,7,8-tetrahydro- L-folsäure,.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1340, doi. 10.1002/hlca.19790620448

By:

Khalifa, Esam;
Bieri, Jost H.;
Viscontini, Max

Publication type:

Article

Rhodium-Catalyzed Deuterioformylation of 3-Methyl-1-pentene.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1098, doi. 10.1002/hlca.19790620419

By:

Stefani, Annibale;
Tatone, Dante;
Pino, Piero

Publication type:

Article

Durch elektrisch geladene Ionophore induzierter Ionentransport in Modellmembranen mit Selektivität für Magnesium und Calcium.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 994, doi. 10.1002/hlca.19790620410

By:

Erne, Daniel;
Morf, Werner E.;
Arvanitis, Spyridon;
Cimerman, Zvjezdana;
Ammann, Daniel;
Simon, Wilhelm

Publication type:

Article

Mitteilungen.

Published in:: Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1385, doi. 10.1002/hlca.19790620450
Publication type:: Article

Charge-Transfer-Übergänge im Pentacyano-benzonitril-ferrat (II).

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1112, doi. 10.1002/hlca.19790620421

By:

Calzaferri, Gion;
Grüniger, Hans-Rudolf

Publication type:

Article

4-Azidoaniline, a Versatile Protein and Peptide Modifying Agent for Photo Affinity Labeling.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1217, doi. 10.1002/hlca.19790620432

By:

Escher, Emanuel H. F.;
Robert, Hélène;
Guillemette, Gaétan

Publication type:

Article

The stereospecific synthesis of all four stereoisomers of 2-amino-6-phenoxy-cyclohexanol,.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 932, doi. 10.1002/hlca.19790620403

By:

Lier, Edouard;
Berthold, Richard;
Troxler, Franz

Publication type:

Article

24-Isopropylcholesterol and 22-Dehydro-24-isopropylcholesterol, Novel Sterols from a Sponge.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1307, doi. 10.1002/hlca.19790620443

By:

Hofheinz, Werner;
Oesterhelt, Gottfried

Publication type:

Article

Der massenspektrometrische Zerfall isomerer Diacetamido-cyclo-hexane, ihrer N-Phenäthyl-Derivate und Bis (acetamidomethyl)cyclohexane. 32. Mitteilung über massenspektrometrische Untersuchungen,,.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1040, doi. 10.1002/hlca.19790620414

By:

Süess, Hans;
Hesse, Manfred

Publication type:

Article

Intramolekulare Inversionssubstitution am Dreiring von 77 exo-Brombicyclo[4.1.0]heptan-3 endo-ol unter Bildung eines Tetrahydrofuranringes.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1162, doi. 10.1002/hlca.19790620425

By:

Seebach, Dieter;
Neumann, Helmut;
Dammann, Reinhard

Publication type:

Article

Cyclopeptid-Antibiotika aus Aspergillus-Arten. Struktur der Echinocandine C und D.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1252, doi. 10.1002/hlca.19790620436

By:

Traber, René;
Keller-Juslén, Camilla;
Loosli, Hans-Rudolf;
Kuhn, Max;
Von Wartburg, Albert

Publication type:

Article

Triazènes et benzotriazines dérivés de sucres.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 971, doi. 10.1002/hlca.19790620407

By:

Tronchet, Jean M. J.;
Rachidzadeh, Faranak

Publication type:

Article

Zur Biogenese der Betacyane: Versuche mit [2-14C]-Dopaxanthin.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1330, doi. 10.1002/hlca.19790620447

By:

Wyler, Hugo;
Meuer, Ursula

Publication type:

Article

The Absolute Configuration of Naturally Occurring ( cis-6-Methyl-tetrahydropyran-2-yl)acetic Acid, a Constituent of Civet (Viverra civetta).

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1096, doi. 10.1002/hlca.19790620418

By:

Maurer, Bruno;
Thommen, Walter

Publication type:

Article

Intramolecular de Mayo Reactions of 3-Acetoxy-2-alkenyl-2-cyclohexenones. Preliminary communication.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1199, doi. 10.1002/hlca.19790620429

By:

Oppolzer, Wolfgang;
Bird, T. Geoffrey C.

Publication type:

Article

Umlagerungsreaktionen an 11a-Aminomethyl-hexahydromorphanthridin-6(5 H)-onen.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1103, doi. 10.1002/hlca.19790620420

By:

Süess, Rudolf

Publication type:

Article

Sterols with Cyclopropane-Containing Side Chains: Synthesis and Acid Isomerization.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1210, doi. 10.1002/hlca.19790620431

By:

Tarchini, Claudio;
Rohmer, Michel;
Djerassi, Carl

Publication type:

Article

Electronic Properties and Optical Activity of Oligopeptides. III. Some cyclohexapeptides with glycine, L- and D-alanine.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 921, doi. 10.1002/hlca.19790620402

By:

Iseli, Max;
Wagnière, Georges;
Brahms, J. Georges;
Brahms, Sabine

Publication type:

Article

Application de la réaction de Wittig à la synthèse de dérivés de bromoénosuloses et d'esters bromoénuroniques. Note de laboratoire.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1303, doi. 10.1002/hlca.19790620442

By:

Tronchet, Jean M. J.;
Martin, Olivier R.;
Zumwald, Jean-Bernard

Publication type:

Article

1H-NMR.-spektroskopische Bestimmung der Enantiomerenreinheit von Allencarbonsäureestern mit optisch aktiven Europium-Verschiebungsreagenzien.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1025, doi. 10.1002/hlca.19790620413

By:

Lang, Robert W.;
Hansen, Hans-Jürgen

Publication type:

Article

Stereoselektive Bildung von Oxaspiropentanen und Spiropentylketonen. Zur Stereochemie der nucleophilen Substitution am Cyclopropan.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1143, doi. 10.1002/hlca.19790620424

By:

Seebach, Dieter;
Dammann, Reinhard;
Lindner, Hans Jörg;
Kitschke, Brigitte

Publication type:

Article

Reaktionen der valenzpolaromeren Ketenform mesoionischer Heterocyclen mit 3-Dimethylamino-2 H-azirinen.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1236, doi. 10.1002/hlca.19790620435

By:

Lukáč, Josef;
Heimgartner, Heinz

Publication type:

Article

Simple Conversion of Colchicine into Demecolcine.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 965, doi. 10.1002/hlca.19790620406

By:

Capraro, Hans-Georg;
Brossi, Arnold

Publication type:

Article

Propellanes. L. Further support for control by secondary orbital overlap during Diels-Alder reactions of certain propellanes,.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1326, doi. 10.1002/hlca.19790620446

By:

Kaftory, M.;
Peled, M.;
Ginsburg, D.

Publication type:

Article

Metal complexes with macrocyclic ligands. XIII. The complexation of Cu2+ with triazacycloalkanes.

Published in:

Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1089, doi. 10.1002/hlca.19790620417

By:

Riedo, Theodor J.;
Kaden, Thomas A.

Publication type:

Article