Works matching IS 0018019X AND DT 1984 AND VI 67 AND IP 1

Results: 43

Molecular Recognition in Anion Coordination Chemistry. Structure, Binding Constants and Receptor-Substrate Complementarity of a Series of Anion Cryptates of a Macrobicyclic Receptor Molecule.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 91, doi. 10.1002/hlca.19840670112

By:

Dietrich, Bernard;
Guilhem, Jean;
Lehn, Jean-Marie;
Pascard, Claudine;
Sonveaux, Etienne

Publication type:

Article

Kopsirachin, ein ungewöhnliches Alkaloid aus der Apocynaceae Kopsia dasyrachis Ridl. 189. Mitteilung über organische Naturstoffe.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 237, doi. 10.1002/hlca.19840670130

By:

Homberger, Katharina;
Hesse, Manfred

Publication type:

Article

Masthead.

Published in:: Helvetica Chimica Acta, 1984, v. 67, n. 1, p. fmi, doi. 10.1002/hlca.19840670101
Publication type:: Article

Zur Kenntnis des Faktors F430 aus methanogenen Bakterien: Struktur des proteinfreien Faktors.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 334, doi. 10.1002/hlca.19840670141

By:

Livingston, Douglas A.;
Pfaltz, Andreas;
Schreiber, Jakob;
Eschnmoser, Albert;
Ankel-Fuchs, Dorothe;
Moll, Johanna;
Jaenchen, Rolf;
Thauer, Rudolf K.

Publication type:

Article

On the Stereochemistry of Natural Irones, Dihydroirones, and their Precursors.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 318, doi. 10.1002/hlca.19840670138

By:

Krick, Wolfgang;
Marner, Franz-Josef;
Janicke, Lothar

Publication type:

Article

Metal complexes with macrocyclic ligands. Part XIX. Synthesis and Cu2+-complexes of a series of 12-, 14- and 16-membered cis- and trans-N2S2-macrocycles.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 29, doi. 10.1002/hlca.19840670105

By:

Siegfried, Liselotte;
Kaden, Thomas A.

Publication type:

Article

(5 R,6 S,5′ R,6′ S)-5,6,5′,6′-Diepoxy-β,β-cartin: Sythese, Spectroskopische, chiroptische und chromatographische Eigenschaften.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 184, doi. 10.1002/hlca.19840670123

By:

Acemoglu, Murat;
Eugster, Conrad Hans

Publication type:

Article

Photochemical reactions. 133rd Communication. Photochemistry of epoxydienes of the ionone series: Influence of a methyl group at the diene side chain on the oxirane cleavage.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 129, doi. 10.1002/hlca.19840670116

By:

Pascual, Alfons;
Nishio, Takehiko;
Frei, Bruno;
Jeger, Oskar

Publication type:

Article

Molecular Ions of Transient Species: Vinyl-Alcohol Cation.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 216, doi. 10.1002/hlca.19840670127

By:

Albrecht, Bruno;
Allan, Michael;
Haselbach, Edwin;
Neuhaus, Louis;
Carrupt, Pierre-Alain

Publication type:

Article

The Halide-promoted fragmentation of 1-chloro-1-fluoro-2-(a-silylakyl))cyclopropanes: A new entry to fluorodienes.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 284, doi. 10.1002/hlca.19840670134

By:

Schlosser, Manfred;
Dahan, Rahel;
Cottens, Sylvain

Publication type:

Article

Transition metal complexes with bidentate ligands spanning trans-positions. Part XIV. Some complexes of 2,11-bis(diphenylphosphinomethyl)benzo[ c]phenanthrene with platinum (0) and their reactivities.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 65, doi. 10.1002/hlca.19840670109

By:

Boron-Rettore, Patrizia;
Grove, David M.;
Venazi, Luigi M.

Publication type:

Article

The photooxygenation of Δ9(11)-dehydroestrone and its 3-methyl ether potochemical reactions XX. Preliminary communication.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 332, doi. 10.1002/hlca.19840670140

By:

Lupón, Pilar;
Grau, Farran;
Bonet, Juan-Julio

Publication type:

Article

On the Structure of Oxirane Molecular Cation. Preliminary Communication.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 86, doi. 10.1002/hlca.19840670111

By:

Bally, Thomas;
Nitsche, Stephan;
Haselbach, Edwin

Publication type:

Article

(6′ RS,8′ RS,2 E)- und (6′ RS,8′ SR,2 E)-3-Methyl-3-(2y,2′,6′-trimethyl-7′-oxabicyclo[4.3.0]non-9′-en-8′-yl)-2-propenal ([(5 RS,8 RS)- und (5 RS,8 SR)-5,8-Epoxy-5,8-dihydro-ionyloinden]acetaldehyd): Synthese und Röntgenstrukturanalyse

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 175, doi. 10.1002/hlca.19840670122

By:

Acemoglu, Murat;
Prewo, Roland;
Bieri, Jost Hans;
Eugster, Conrad Hans

Publication type:

Article

2′-Nitro-2′-propen-1′-yl 2,2-Dimethylpropanoate (NPP), A Multiple Coupling Reagent.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 261, doi. 10.1002/hlca.19840670133

By:

Seebach, Dieter;
Konchel, Paul

Publication type:

Article

C45- und C50-Carotinoide. 2. Mitteilung. Synthese von optisch aktiven acyclischen C15-Endgruppen.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 21, doi. 10.1002/hlca.19840670104

By:

Kramer, Andreas;
Pfander, Hanspeter

Publication type:

Article

Photochemical reactions. 132nd communication. Photochemistry of 5,6-epoxy-5,6-dihydro-7-methyl-β-ionine: Influence of a methyl group at the enone side chain on the oxirane cleavage.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 120, doi. 10.1002/hlca.19840670115

By:

Siewnski, Antoni;
Henggeler, Barbara;
Wolf, Hans Richard;
Frei, Bruno;
Jeger, Oskar

Publication type:

Article

1,6-Eliminationsreaktionen an Spirocoleonon; Charakterisierung der ersten Spiro[(methylcyclopropan)-phenanthren]-1,3-dion-Derivate.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 209, doi. 10.1002/hlca.19840670126

By:

Matloubi-Moghandam, Firouz;
Rüedi, Peter;
Eugster, Conrad Hans

Publication type:

Article

Photoisomerization pathways of 8,16-methno[2.2]metacyclopane-1,9-diene. A model case for adiabatic electrocyclic ring closure in the excited singlet state.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 305, doi. 10.1002/hlca.19840670137

By:

Wirz, Jakob;
Persy, Gabriele;
Rommel, Erika;
Murata, Ichiro;
Naksuji, Kazuhiro

Publication type:

Article

Die Herzglykoside des Pfeilgiftes von Lophopetalum toxicum L OHER. 13. Mitteilung über Celastraceen-Inhaltsstoffe.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 54, doi. 10.1002/hlca.19840670108

By:

Wagner, Hildebert;
Habermeier, Helmut;
Schulten, Hans-Rolf

Publication type:

Article

Loganin, loganic acid and periclymenoside, a new biosidic ester iridoid glucoside from Lonicera periclymenum L. ( Caprifoliaceae).

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 160, doi. 10.1002/hlca.19840670119

By:

Calis, Ihsan;
Lahloub, Mohamed F.;
Sticher, Otto

Publication type:

Article

Die Acylierung von Acetylenen mit β, γ-ungesättigten Säurechloriden. Eine neue Synthese von 5-Cyclopentenonen.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 73, doi. 10.1002/hlca.19840670110

By:

Karpf, Martin

Publication type:

Article

Die diastereomeren Mutatochrome. Trennung, absolute Konfiguration sowie chiroptische, spektroskopische und chromatographische Charakterisierung.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 170, doi. 10.1002/hlca.19840670121

By:

Eschenmoser, Walter;
Märki-Fischer, Edith;
Eugster, Conrad Hans

Publication type:

Article

Approaches to the synthesis of cytochalasans. Part 6. Synthesis of the C(14)-C(23) subunit of cytochalasins A, B. F and desoxaphomin.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 254, doi. 10.1002/hlca.19840670132

By:

Ackermann, Jean;
Waespe-Šarčevic̀, Nada;
Tamm, Christoph

Publication type:

Article

The Synthesis of (6 R, 7 R)-4-Carboxy-3-hydroxy-7-phenylacetamido-2-isooxacephem.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 18, doi. 10.1002/hlca.19840670103

By:

Hakimelahi, Gholam Hosein;
Khalafi-Nezhad, Ali

Publication type:

Article

Mitteilungen - Communications.

Published in:: Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 361, doi. 10.1002/hlca.19840670143
Publication type:: Article

Palladium-promoted Cyclization of Tetra-alkylated 1-Arylazonaphthalenes to 2-Aryl-benzo[ g]indazoles.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 113, doi. 10.1002/hlca.19840670114

By:

Hugentobler, Max;
Klaus, Alfred J.;
Ruppen, Peter;
Rys, Paul

Publication type:

Article

Neue Coleone und Royleanone aus Coleus somaliensis S. M OORE.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 201, doi. 10.1002/hlca.19840670125

By:

Matloubi-Moghadam, Firouz;
Rüedi, Peter;
Eugster, Conrad Hans

Publication type:

Article

Reaction of alcohols and amines with diacetyldihydrofluorescein (DADF): Conversion into erythrosine-derivatives on TLC-plates by ammonia and iodine vapors.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 301, doi. 10.1002/hlca.19840670136

By:

Sharma, Paam N.;
Brossi, Arnold

Publication type:

Article

The He(Iα) Photoelectron Spectra of the Perfluoroderivatives of Trisannelated Benzenes and Tetrakisannelated Cyclooctatetraenes.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 47, doi. 10.1002/hlca.19840670107

By:

Heilbronner, Edgar;
Wirz, Jakob;
Soulen, Robert L.

Publication type:

Article

Décomposition du percarbonate de O, O- t-butyle et O-isopropényle en solution: Acétonylation des esters, acides et nitriles.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 149, doi. 10.1002/hlca.19840670118

By:

Lalande, Robert;
Filliatre, Claude;
Villenave, Jean-Jacques;
Jaouhari, Rabih

Publication type:

Article

Further Investigation of the Nature of the C-Li Bond. Structures of a Phenylthiomethyllithium Complex and ofa Methylthiomethyllithium Complex.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 224, doi. 10.1002/hlca.19840670129

By:

Amsturz, René;
Laube, Thomas;
Schweizer, W. Bernd;
Seebach, Dieter;
Dunitz, Jack D.

Publication type:

Article

Über Poterinchemie. 82. Mitteilung. Bildung von Formimidoyl-Derivaten aus Aminen und Benzylisocyanid; Eine neue Umpolungsmöglichkeit für bestimmte C-Atome.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 166, doi. 10.1002/hlca.19840670120

By:

Ganguly, Subhendu N.;
Viscontini, Max

Publication type:

Article

Synthese von Bicyclo[3.3.o]oct-1(5)en-2-on aus Cyclohexanon.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 249, doi. 10.1002/hlca.19840670131

By:

Lorenzi-Riatsch, Annalaura;
Nakashita, Yoshihiko;
Hesse, Manfred

Publication type:

Article

Alkyl Shifts between Transition Metals and Coordinated Main Group Atoms.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 1, doi. 10.1002/hlca.19840670102

By:

Ortiz, J. V.;
Havlas, Zdenêk;
Hoffmann, Roald

Publication type:

Article

Parallelism Between Nucleophilically Solvent-Assisted and Phenyl-Assisted Reactions. Possible Existence of Nucleophilically β-Phenyl-Solvated Ion Pairs.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 352, doi. 10.1002/hlca.19840670142

By:

Laureillard, Jeane;
Casadevall, André;
Casadevall, Eliette

Publication type:

Article

Stereochemistry of Dehydrogenation of 1,4,-Cyclohexadiene with 2,3-Dichloro-5,6-dicyano- p-benzoquinone.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 105, doi. 10.1002/hlca.19840670113

By:

Müller, Paul;
Joly, Daniel;
Mermoud, François

Publication type:

Article

Stereochemistry of an Ene Reaction Involving 1,7-Dienes; Bicyclo[3.3.1]nonanes from (3-Cyclohexenyl)diallylcarbinols.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 191, doi. 10.1002/hlca.19840670124

By:

Thomas, Alan F.;
Lander-Schouwey, Marina

Publication type:

Article

C-Metallierte chirale Aloxide als d2- und d 3-Reagenzien für die Synthese enantiomerenreiner Produkte (EPC-Synthese).

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 289, doi. 10.1002/hlca.19840670135

By:

Nájera, Carmen;
Yus, Miguel;
Seebach, Dieter

Publication type:

Article

Interactions between Functional Groups. Part I. Crystal Structure of 2-Phenylethynyl- N, N-dimthlaniline at 98 K: A Remarkably Short CH ...︁ C Distance.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 39, doi. 10.1002/hlca.19840670106

By:

Wallis, John D.;
Dunitz, Jack D.

Publication type:

Article

Photochemical reactions. 134th Communication. Photochemistry of 5,6-epoxy-5,6-dihydro-3,4-methano-β-ionone: Influence of a cyclopropane ring on the reactivity of an ylide intermediate.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 136, doi. 10.1002/hlca.19840670117

By:

Bischofberger, Norbert;
Frei, Bruno;
Jeger, Oskar

Publication type:

Article

Molecular Ions of Transient Species: Vinylamine-Cation.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 220, doi. 10.1002/hlca.19840670128

By:

Albrecht, Bruno;
Allan, Michael;
Haselbach, Edwin;
Neuhaus, Louis;
Carrupt, Pierre-Alain

Publication type:

Article

On the Stereochemistry of Irones.

Published in:

Helvetica Chimica Acta, 1984, v. 67, n. 1, p. 325, doi. 10.1002/hlca.19840670139

By:

Rautenstrauch, Valentin;
Willhalm, Bruno;
Thommen, Walter;
Ohloff, Güther

Publication type:

Article