Works matching IS 0018019X AND DT 1977 AND VI 60 AND IP 2
Results: 42
Stereoselektive reduktive Dimerisierung von α-Cyan-β-(4-pyridyl)acrylsäurederivaten.
- Published in:
- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 618, doi. 10.1002/hlca.19770600234
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Masthead.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. fmi, doi. 10.1002/hlca.19770600201
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- Article
Errata.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 684, doi. 10.1002/hlca.19770600241
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- Article
Acetale von 1,2,3,4-Tetraoxobutan: Herstellung und Struktur von rac- und meso-2,3,3,4,4,5-Hexamethoxy-tetrahydrofuran.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 410, doi. 10.1002/hlca.19770600212
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Notiz über Methoden zur Umwandlung von 1,2-Dicarbonsäuren in konjugiert ungesättigte Monocarbonsäuren. Über synthetische Methoden, 12.Mitteilung.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 507, doi. 10.1002/hlca.19770600223
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Zur Struktur von Papulacandin B, einem neuen antifungischen Antibiotikum. Vorläufige Mitteilung.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 578, doi. 10.1002/hlca.19770600230
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Isolation and structure analysis of a photoproduct of the new photoaffinity label p-nitrophenylalanine. Preliminary communication.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 339, doi. 10.1002/hlca.19770600205
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Solubility of Organic Solvents. I. Gas Chromatographic Determination of Olive Oil-Gas Partition Coefficients.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 454, doi. 10.1002/hlca.19770600216
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- Article
Etudes stéréochimiques XIV. Adduits de Diels- Alder en série résiniques; action des peracides et ouvertures acido-catalysées d'époxydes.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 524, doi. 10.1002/hlca.19770600227
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Synthese eines steroidischen 17 β-Pyrrolinons. Partialsynthetische Versuche in der Reihe der Herzgifte. 10.Mitteilung.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 334, doi. 10.1002/hlca.19770600204
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Über Pterinchemie. 61. Mitteilung. Die Kristallstruktur von 5-Formyl-6,7-dimethyl-5,6,7,8-tetrahydropterin.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 447, doi. 10.1002/hlca.19770600215
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Dysidin, ein neuartiger, chlorhaltiger Naturstoff aus dem Schwamm Dysidea herbacea.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 660, doi. 10.1002/hlca.19770600238
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<sup>13</sup>C- and <sup>1</sup>H-NMR. Studies on the Configuration of Tricarbonyliron Complexes of Oxa- and Aza[4.4.3]propellanes.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 400, doi. 10.1002/hlca.19770600211
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Thermolysis of Carbamoyl Azides. II. A. Novel Reduction of Azides with Elemental Copper.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 498, doi. 10.1002/hlca.19770600222
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Chemische und pharmakologische Studien über Derivate des Benzo[ de]chinolins. II. 10.Mitteilung über natürliche und synthetische Isochinolinderivate.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 598, doi. 10.1002/hlca.19770600233
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Das unterschiedliche massenspektrometrische Fragmentierungsverhalten von Lysinmethylester und dessen N, N′-Diacetylderivat. 27. Mitteilung über das massenspektrometrische Verhalten von Stickstoffverbindungen.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 380, doi. 10.1002/hlca.19770600209
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Totalsynthese von Betalainen.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 673, doi. 10.1002/hlca.19770600240
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Synthese von 5,6-Dimethyl-4-oxo-1,3,4,5-tetrahydro-imidazo-[4,5- c] [1,2,6]thiadiazin-2,2-dioxid und 7-Methyl-4-oxo-1 H-3,4-dihydro-pyrimido[4,5- c][1,2,6]thiadiazin-2,2-dioxid.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 521, doi. 10.1002/hlca.19770600226
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Exo- und endo-Tricarbonyleisenkomplexe von bicyclischen 2,3-Dimethylidenverbindungen.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 643, doi. 10.1002/hlca.19770600237
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<sup>13</sup>C-NMR. Study on Isoalloxazine and Alloxazine Derivatives.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 367, doi. 10.1002/hlca.19770600208
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Isolation, Structure Determination and Synthesis of New Acetylenic Steroids from the Sponge Calyx nicaaensis.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 475, doi. 10.1002/hlca.19770600219
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The Transmission of Polar Effects Polar Effects. Part II.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 391, doi. 10.1002/hlca.19770600210
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Comportement an <sup>1</sup>H-RMN. des diaryl-1,3-triazènes dans les solvants neutres et acides. III.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 495, doi. 10.1002/hlca.19770600221
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Structurally Biased 2-Fluoroallyl Cations as Generated - or not Generated - in Cyclopropane Ring-opening Reactions.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 590, doi. 10.1002/hlca.19770600232
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Basische Metalle. II. Protonierungs- und Alkylierungsreaktionen von π-Cyclopentadienyl-metall-bis(tert.-phosphit)-Komplexen.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 326, doi. 10.1002/hlca.19770600203
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Synthese und Umwandlungen von Isoxazolidin-Nucleosiden.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 426, doi. 10.1002/hlca.19770600214
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Asymmetric Hydroformylation of α-[<sup>2</sup>H]-Styrene. Preliminary Communication.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 518, doi. 10.1002/hlca.19770600225
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Synthese von endo- und exo-1,3-Dimethyl-2,9-dioxa-bicyclo[3.3.1]nonan.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 638, doi. 10.1002/hlca.19770600236
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An <sup>1</sup>H-NMR. Spectroscopic Study of Alloxazines and Isoalloxazines.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 348, doi. 10.1002/hlca.19770600207
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Stereoselectivity in reactions of metal complexes. VI. Kinetic study of the interconversion of cis-N and trans-N (S)-aspartato-N-acetato(amino-acidato)cobalt(III) complexes.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 468, doi. 10.1002/hlca.19770600218
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Photochemie von tricyclischen β, γ-γ′, δ′-ungesättigten Ketonen. 50. Mitteilung über Photoreaktionen.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 561, doi. 10.1002/hlca.19770600229
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Sterische Einflüsse auf die Dissoziationskonstanten von acyclischen, mono- und bicyclischen Carbonsäuren.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 482, doi. 10.1002/hlca.19770600220
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Synthèse et réactions de didésoxy-5,6-halogéno-6-α-D- xylo-hepténo-5-furannurononitriles. Communication préliminaire.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 585, doi. 10.1002/hlca.19770600231
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Herstellung von Hilfsstoffen für die asymmetrische Synthese aus Weinsäure. Addition von Butyllithium an Aldehyde in chiralem Medium.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 301, doi. 10.1002/hlca.19770600202
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Hélicènes pontés: Ethano-3,15- et oxa-2-propano-3,15-[7]hélicène. Synthèse, spectrographie <sup>1</sup>H-RMN. et étude par diffraction aux rayons X.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 537, doi. 10.1002/hlca.19770600228
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Mitteilungen.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 684, doi. 10.1002/hlca.19770600242
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Synthese von (±)-α-Chamigren. Vorläufige Mitteilung.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 515, doi. 10.1002/hlca.19770600224
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The Electronic States of the Pentatetraene Radical Cation.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 629, doi. 10.1002/hlca.19770600235
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Photolytic closure of 4,5-diphenyl-oxazol-2-ones to phenanthro[9,10-d]oxazol-2-ones and an improved synthesis of benzoins.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 342, doi. 10.1002/hlca.19770600206
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Stereoselectivity in reactions of metal complexes. V. Synthesis of mixed-ligand cobalt(III) complexes with (S)-aspartic-N-monoacetic acid and different amino-acids.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 459, doi. 10.1002/hlca.19770600217
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Reaktionen mit phosphororganischen Verbindungen. XLII. Nucleophile Substitutionen an Hydroxysteroiden mit Hilfe von Triphenylphosphan/Azodicarbonsäureester.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 417, doi. 10.1002/hlca.19770600213
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Direct Obtention of Pure Compounds from Crude Plant Extracts by Preparative Liquid Chromatography.
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- Helvetica Chimica Acta, 1977, v. 60, n. 2, p. 670, doi. 10.1002/hlca.19770600239
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