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.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1194, doi. 10.1002/hlca.19790620428
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Die Synthese von 3β-Acetoxy-24-aza-24-desoxa-xysmalogenin,. Partialsynthetische Versuche in der Reihe der Herzgifte. 12. Mitteilung,.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1283, doi. 10.1002/hlca.19790620439
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Azimine. III. Kristallstruktur von (1 E, 2 Z)- und (1 Z, 2 E)-2, 3-Dimethyl-1-phthalimido-azimin,.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1202, doi. 10.1002/hlca.19790620430
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Masthead.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. fmi, doi. 10.1002/hlca.19790620401
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Dérivés de sucres benzimidazoliques et benzothiazoliques.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1298, doi. 10.1002/hlca.19790620441
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Crystal Structures of the (−)-DIOP Complexes of Nickel, Palladium and Platinum Dichloride.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1016, doi. 10.1002/hlca.19790620412
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Gilmicolin and Mycorrhizinol, Two New Metabolites of Gilmaniella humicola BARRON.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1129, doi. 10.1002/hlca.19790620423
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Über die Synthese des Muscaflavins. Vorläufige Mitteilung,.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1231, doi. 10.1002/hlca.19790620434
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The Synthesis of ( S)-(+)-2-Amino-3-(1-adamantyl)-propionic Acid ( L-(+)-Adamantylalanine, Ada) as a ' Fat' or ' Super' Analogue of Leucine and Phenylalanine.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 956, doi. 10.1002/hlca.19790620405
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On the Claisen Rearrangement of Allyl Ethyl Ketene Acetals Generated in situ via Benzeneselenenic Acid Eliminiation.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1319, doi. 10.1002/hlca.19790620445
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Statistical Differentiation between Various Reaction Mechanisms: The Case of Heterolytic Dediazoniations of Arenediazonium Ions,.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1079, doi. 10.1002/hlca.19790620416
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Nucleotide. X. Synthese und Eigenschaften von Dinucleosidmonophosphaten mit 2′-Desoxyadenosin und 1-(2′-Desoxy-β- D-ribofuranosyl)-lumazinen als Bausteine.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1179, doi. 10.1002/hlca.19790620427
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Formation of Dichloro Oxiranes from Ketones under Phase Transfer Conditions,.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1275, doi. 10.1002/hlca.19790620438
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Hydrogen Generation by Visible Light Irradiation of Aqueous Solutions of Metal Complexes. An approach to the photochemical conversion and storage of solar energy.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1345, doi. 10.1002/hlca.19790620449
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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.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1268, doi. 10.1002/hlca.19790620437
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Analogues de la showdomycine à activité antitumorale.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 977, doi. 10.1002/hlca.19790620408
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Über Pterinchemie. 70. Mitteilung. Konformationsanalyse von 5, 10-Methenyl-(6 RS)-5,6,7,8-tetrahydro- L-folsäure,.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1340, doi. 10.1002/hlca.19790620448
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Nucleotide. IX. Synthese und Eigenschaften von 1-(2′-Desoxy- D-ribofuranosyl)-lumazin-3′-monophosphaten.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1171, doi. 10.1002/hlca.19790620426
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New Olefinic Cyclizations by Oxymetallation. Conversion of (−)-elemol to (−)-selina-4α, 11-diol (cryptomeridiol) and (−)-guai-1 (10)-ene-4α, 11-diol.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 985, doi. 10.1002/hlca.19790620409
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Cynaratriol, ein neues Guajanolid aus der Kardone Cynara cardunculus L. und der Artischocke C. scolymus L. (Compositate).
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1288, doi. 10.1002/hlca.19790620440
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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.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1007, doi. 10.1002/hlca.19790620411
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The Absolute Configuration of 1-Methylindane.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1120, doi. 10.1002/hlca.19790620422
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Synthese und Konfiguration einiger Spiro [indan-2,2′-pyrrolidin]- und Spiro [pyrrolidin-2,2′-tetralin]-Derivate,.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1223, doi. 10.1002/hlca.19790620433
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Laserflash-photolysis of the p-Chloranil/naphthalene system: Characterization of the naphthalene radical cation in a fluid medium,.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 941, doi. 10.1002/hlca.19790620404
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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
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1310, doi. 10.1002/hlca.19790620444
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Stereospezifische Fragmentierungen in den Massenspektren von Cyclohexandiaminen und Bis(aminomethyl)cyclohexanen. 33. Mitteilung über massenspektrometrische Untersuchungen,,.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1065, doi. 10.1002/hlca.19790620415
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Rhodium-Catalyzed Deuterioformylation of 3-Methyl-1-pentene.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1098, doi. 10.1002/hlca.19790620419
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Durch elektrisch geladene Ionophore induzierter Ionentransport in Modellmembranen mit Selektivität für Magnesium und Calcium.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 994, doi. 10.1002/hlca.19790620410
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Mitteilungen.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1385, doi. 10.1002/hlca.19790620450
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Charge-Transfer-Übergänge im Pentacyano-benzonitril-ferrat (II).
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1112, doi. 10.1002/hlca.19790620421
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4-Azidoaniline, a Versatile Protein and Peptide Modifying Agent for Photo Affinity Labeling.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1217, doi. 10.1002/hlca.19790620432
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The stereospecific synthesis of all four stereoisomers of 2-amino-6-phenoxy-cyclohexanol,.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 932, doi. 10.1002/hlca.19790620403
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24-Isopropylcholesterol and 22-Dehydro-24-isopropylcholesterol, Novel Sterols from a Sponge.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1307, doi. 10.1002/hlca.19790620443
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Der massenspektrometrische Zerfall isomerer Diacetamido-cyclo-hexane, ihrer N-Phenäthyl-Derivate und Bis (acetamidomethyl)cyclohexane. 32. Mitteilung über massenspektrometrische Untersuchungen,,.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1040, doi. 10.1002/hlca.19790620414
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Intramolekulare Inversionssubstitution am Dreiring von 77 exo-Brombicyclo[4.1.0]heptan-3 endo-ol unter Bildung eines Tetrahydrofuranringes.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1162, doi. 10.1002/hlca.19790620425
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Cyclopeptid-Antibiotika aus Aspergillus-Arten. Struktur der Echinocandine C und D.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1252, doi. 10.1002/hlca.19790620436
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Triazènes et benzotriazines dérivés de sucres.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 971, doi. 10.1002/hlca.19790620407
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Zur Biogenese der Betacyane: Versuche mit [2-<sup>14</sup>C]-Dopaxanthin.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1330, doi. 10.1002/hlca.19790620447
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The Absolute Configuration of Naturally Occurring ( cis-6-Methyl-tetrahydropyran-2-yl)acetic Acid, a Constituent of Civet (Viverra civetta).
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1096, doi. 10.1002/hlca.19790620418
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<sup>1</sup>H-NMR.-spektroskopische Bestimmung der Enantiomerenreinheit von Allencarbonsäureestern mit optisch aktiven Europium-Verschiebungsreagenzien.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1025, doi. 10.1002/hlca.19790620413
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Umlagerungsreaktionen an 11a-Aminomethyl-hexahydromorphanthridin-6(5 H)-onen.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1103, doi. 10.1002/hlca.19790620420
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Sterols with Cyclopropane-Containing Side Chains: Synthesis and Acid Isomerization.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1210, doi. 10.1002/hlca.19790620431
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Electronic Properties and Optical Activity of Oligopeptides. III. Some cyclohexapeptides with glycine, L- and D-alanine.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 921, doi. 10.1002/hlca.19790620402
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Application de la réaction de Wittig à la synthèse de dérivés de bromoénosuloses et d'esters bromoénuroniques. Note de laboratoire.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1303, doi. 10.1002/hlca.19790620442
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Intramolecular de Mayo Reactions of 3-Acetoxy-2-alkenyl-2-cyclohexenones. Preliminary communication.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1199, doi. 10.1002/hlca.19790620429
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Stereoselektive Bildung von Oxaspiropentanen und Spiropentylketonen. Zur Stereochemie der nucleophilen Substitution am Cyclopropan.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1143, doi. 10.1002/hlca.19790620424
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Reaktionen der valenzpolaromeren Ketenform mesoionischer Heterocyclen mit 3-Dimethylamino-2 H-azirinen.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1236, doi. 10.1002/hlca.19790620435
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Simple Conversion of Colchicine into Demecolcine.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 965, doi. 10.1002/hlca.19790620406
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Propellanes. L. Further support for control by secondary orbital overlap during Diels-Alder reactions of certain propellanes,.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1326, doi. 10.1002/hlca.19790620446
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Metal complexes with macrocyclic ligands. XIII. The complexation of Cu<sup>2+</sup> with triazacycloalkanes.
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- Helvetica Chimica Acta, 1979, v. 62, n. 4, p. 1089, doi. 10.1002/hlca.19790620417
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