Works matching IS 0018019X AND DT 1980 AND VI 63 AND IP 4
Results: 37
Synthesis, Enzymic Degradation, Lipophilic Properties, and Biological Activity of [ D-Alanine<sup>2</sup>, t-butylglycine<sup>5</sup>]enkephalin Amide.
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 824, doi. 10.1002/hlca.19800630410
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Heterocyclic Spiro-naphthalenones. Part V. Synthesis of Some 2-Benzazepines from 3,4-Dihydrospiro [furan-2-(5 H), 1′(2′ H)-naphthalene]-2,5-dione.
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 924, doi. 10.1002/hlca.19800630421
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Xylostosidine: The First of a New Class of Monoterpene Alkaloid Glycosides from Lonicera Xylosteum L.
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 1045, doi. 10.1002/hlca.19800630432
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Stereospezifische 1,2-Wanderungen von Hydroxyl-, Aryl- und Alkyl- gruppen bei der Nitrosierung von Aminosäuren in Fluorwasserstoff/Pyridin. Vorläufige mitteilung.
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 769, doi. 10.1002/hlca.19800630403
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1,2 endo-Trimethylenenorbornane. A novel isomer of adamantane.
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 866, doi. 10.1002/hlca.19800630414
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- Article
A Short Synthesis of 3-Methyl-5-(2,3,6-trimethylphenyl)-1-penten-3-ol, a Sesquiterpene Isolated from Laurencia Nidifica.
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 967, doi. 10.1002/hlca.19800630425
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The Penems, a New Class of β-Lactam Antibiotics. 6. Synthesis of 2-alkylthiopenem carboxylic acids.
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 1093, doi. 10.1002/hlca.19800630436
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Alcaloïdes bis-indoliques de Catharanthus ovalis.
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 793, doi. 10.1002/hlca.19800630407
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The Synthesis of Cystine Peptides by Iodine Oxidation of S-Trityl-cysteine and S-Acetamidomethyl-cysteine Peptides.
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 899, doi. 10.1002/hlca.19800630418
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The Homoallyl-Cyclopropylcarbinyl Cation Rearrangement in the Solvolyses of exo- and endo-5-Norbornen-2-yl p-Bromobenzenesulfonates. Application of <sup>2</sup>H-NMR. Spectroscopy.
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 1006, doi. 10.1002/hlca.19800630429
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- Article
Heterocyclic spiro-naphthalenones. Part IV. Synthesis of some 3,4-dihydrospiro [naphthalene-2(1 H),2′-pyrrolidine]-1-ols from 3,4-dihydrospiro [furan-2(5 H),1′(2′ H)-naphthalene]-2′,5-dione.
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 918, doi. 10.1002/hlca.19800630420
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Optical activity in remotely perturbed exocyclic s- cis-butadienes. Preparation and circular dichroism of enantiomerically pure 5,6-dimethylidene-2-norbornyl derivatives.
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 1034, doi. 10.1002/hlca.19800630431
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Biosynthesis of the antibiotic verrucarin E use of [1-<sup>13</sup>C]-, [2-<sup>13</sup>C]-, [1,2-<sup>13</sup>C]- and [2-<sup>13</sup>C, 2-<sup>2</sup>H<sub>3</sub>]-acetates. Verrucarins and roridins, 37th communication [1].
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 761, doi. 10.1002/hlca.19800630402
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9, 10-Secocholesta-(5 Z)-5,8(14), 10(19)-trien-3β-ol und 18-Nor-14β-methyl-9,10-secocholesta-(5 E)-5, 10(19), 13(17)-trien-3β-ol, zwei neue Doppelbindungsisomere des Vitamins D<sub>3</sub>. Strukturelle Abwandlungen am Vitamin D<sub>3</sub>: 5. Mitteilung [1]
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 860, doi. 10.1002/hlca.19800630413
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Influence de composés à hétérocycle azoté et particulièrement d'azoles non condensés sur des réactions «prébiotiques» de condensation d'acides α-aminés induites par les polyphosphates en milieu aqueux
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 962, doi. 10.1002/hlca.19800630424
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Classification of the CD. Spectra of carotenoids.
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 1074, doi. 10.1002/hlca.19800630435
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Synthesis of Tricyclo [6.2.1.0<sup>1,5</sup>]undecadiones via Intramolecular Photoaddition of 5-(1-Cyclopentenylmethyl)-3-alkoxy-2-cyclopentenones.
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 788, doi. 10.1002/hlca.19800630406
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Über die Temperaturabhängigkeit der <sup>13</sup>C-NMR.-Spektren von Tetracarbonyl (η-( Z)-cycloocten)eisen und ( Z)-cycloocten.
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 892, doi. 10.1002/hlca.19800630417
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On the Basicity of Triarylmethylamines in Solution.
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 780, doi. 10.1002/hlca.19800630405
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The Photoelectron Spectra of Ni, Pd, Pt-Diallyl.
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 990, doi. 10.1002/hlca.19800630428
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Masthead.
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. fmi, doi. 10.1002/hlca.19800630401
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- Article
The Synthesis of 3,5-Diamino-1,2,4-oxadiazoles. 2<sup>nd</sup> Communication.
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 841, doi. 10.1002/hlca.19800630412
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Oxydative Aryl-Aryl-Verknüpfung von 6,6′,7,7′-Tetramethoxy-1,1′,2,2′,3,3′,4,4′-octahydro-1,1′-biisochinolin-Derivaten.
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 938, doi. 10.1002/hlca.19800630423
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Directional Preferences of Approach of Nucleophiles to Sulfonium Ions.
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 1068, doi. 10.1002/hlca.19800630434
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The Acetolysis of exo- and endo-5,6-Dimethylidene-2-Norbornyl p-Bromobenzenesulfonates and of their Optically Active and Deuterium-Labelled Derivatives.
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 1016, doi. 10.1002/hlca.19800630430
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The Rates of Diazomethane Formation from Methylnitrosoamides. The stability of diazomethane solutions towards aqueous alkalis.
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 887, doi. 10.1002/hlca.19800630416
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Nickel-catalyzed Asymmetric Alkylation of Some Chiral and Achiral Allylic Alcohols. Preliminary communication.
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 987, doi. 10.1002/hlca.19800630427
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Die Synthese von 6 exo-substituierten p-Toluolsulfonsäure-[2 endo-norbornyl]estern. Norbornanreihe, 2. Mitteilung.
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 816, doi. 10.1002/hlca.19800630409
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The Synthesis of 3,5-Diamino-1,2,4-oxadiazoles. 1st Communication.
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 832, doi. 10.1002/hlca.19800630411
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- Article
Die Hydrolyse von 6 exo-substituierten 2 exo- und 2 endo-Norbornylestern der p-Toluolsulfonsäure. Norbornanreihe. 3. Mitteilung.
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 928, doi. 10.1002/hlca.19800630422
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- Article
Der Einbau von Magnesium in Liganden der Chlorophyll-Reihe mit (2,6-Di- t-butyl-4-methylphenoxy)magnesiumjodid.
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 1048, doi. 10.1002/hlca.19800630433
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(Butadiene)tricarbonylosmium synthesis and structural comparison with the Fe- and Ru-complexes based on <sup>1</sup>H- and <sup>13</sup>C-NMR. Spectroscopy.
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 773, doi. 10.1002/hlca.19800630404
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Synthesen von Tricyclo [5.2.1.0<sup>4,8</sup>]decan (2-Homobrendan).
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 872, doi. 10.1002/hlca.19800630415
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Heterotricyclodecane. XXVI. 2,6-Dioxatricyclo [3.3.2.0<sup>3,7</sup>]decan, ein neuartiges isomers von 2,6-dioxaadamantan.
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 970, doi. 10.1002/hlca.19800630426
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Photochemistry of Biliverdin IX δ as a model for the study of the photoproducts from natural biliverdin IX<sub>γ</sub> (pterobilin).
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 1098, doi. 10.1002/hlca.19800630437
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Die Synthese von 6 exo-substituierten p-Toluolsulfonsäure-[2 exo-norbornyl]estern. Norbornanreihe, 1. Mitteilung.
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 806, doi. 10.1002/hlca.19800630408
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Zur Kinetik des Ringschlusses von 2-Hydroxybenzaniliden zu Benzoxazolen.
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- Helvetica Chimica Acta, 1980, v. 63, n. 4, p. 916, doi. 10.1002/hlca.19800630419
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