Works matching IS 0018019X AND DT 1974 AND VI 57 AND IP 7
Results: 49
Selektive Synthesen mit Organometallen II: Metallierung und Abwandlung funktionell substituierter Alkene.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2261, doi. 10.1002/hlca.19740570744
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- Article
Neue β-Lactam-Antibiotika. Über die Darstellung und Decarbonylierung von 3-Formylcephem-Verbindungen. Modifikationen von Antibiotica, 12. Mitteilung [1].
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2044, doi. 10.1002/hlca.19740570715
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On the Ring-Expansion in Aromatic Nitrenes and Carbenes.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2111, doi. 10.1002/hlca.19740570726
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- Article
Umlagerung und Spaltung von α, β-Dioxopropionsäureestern in alkalischem Milieu. 28. Mitt. über Reduktone und Tricarbonylverbindungen [1].
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2209, doi. 10.1002/hlca.19740570737
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- Article
Dielectric Properties of Apolar Micelle Solutions Containing Solubilized Water.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 1951, doi. 10.1002/hlca.19740570708
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Errata.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2321, doi. 10.1002/hlca.19740570748
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- Article
Terpenoids Derived from Linalyl Oxide, Part 4. The oxidation of davanone. Isolation and synthesis of the davana ethers, sesquiterpenes of Artemisia Pallens.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2076, doi. 10.1002/hlca.19740570719
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Recherches dans la série des cyclitols XLVI. Actions de diazoalcanes sur la pentahydroxy-2,4,6/3,5-cyclohexanone et sur son dérivé penta-O-acétylé II. Etude de pentahydroxy-alkyl-C-cycloheptanones.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 1974, doi. 10.1002/hlca.19740570710
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- Article
The [2,3] Sigmatropic Reaction of Acetonyl Allyl Ethers, a new method for preparing certain 2-hydroxyketones.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2084, doi. 10.1002/hlca.19740570721
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Photochemische Cycloadditionen von 3-Phenyl-2 H-azirinen mit Ketonen, Acylcyaniden und Ketoestern. 33. Mitteilung über Photoreaktionen.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2173, doi. 10.1002/hlca.19740570732
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- Article
Stoffwechselprodukte von Mikroorganismen. 139. Mitteilung. Synthesen in der Sideramin-Reihe: Rhodotorulasäure und Dimerumsäure.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 1904, doi. 10.1002/hlca.19740570703
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- Article
The Reaction of Singlet Oxygen with Norbornene.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2257, doi. 10.1002/hlca.19740570743
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- Article
Neue Derivate der 7-Amino-cephalosporansäure. Über die Substitution der Acetoxygruppe durch aromatische Reste. Modifikationen von Antibiotica, 11. Mitteilung [1].
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2024, doi. 10.1002/hlca.19740570714
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- Article
1,2,3,4,5-Pentamethyl-5-acetyl-cyclopentadien-1,3, ein ungewöhnliches Keton.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2106, doi. 10.1002/hlca.19740570725
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Zur Herstellung von 1,2,3-Tricarbonylverbindungen aus 1,3-Dicarbonylverbindungen. 27. Mitteilung über Reduktone und Tricarbonylverbindungen [1].
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2201, doi. 10.1002/hlca.19740570736
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- Article
Isokinetic Relationships in Alcohol Oxidation with Chromic Acid.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 1943, doi. 10.1002/hlca.19740570707
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- Article
Synthesen der Nonactinsäure.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2306, doi. 10.1002/hlca.19740570747
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Terpenoids Derived from Linalyl Oxide. Part 3. The isolation, structure, absolute configuration and synthesis of the davanafurans, nor-sesquiterpenes isolated from Artemisia Pallens.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2066, doi. 10.1002/hlca.19740570718
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Dicationic Diolefinic Complexes of Palladium(II) and Platinum(II). Preliminary communication.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2139, doi. 10.1002/hlca.19740570729
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Terpenoids Derived from Linalyl Oxide. Part 5. 2-(2-Methyl-2-vinyltetrahydrofur-5-yl)-2,6,6-trimethyl-2,6-dihydropyr-3-one, a new sesquiterpenoid isolated from Artemisia Pallens.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2081, doi. 10.1002/hlca.19740570720
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- Article
Die Aufklärung der Isomerie-Ursachen bei äquatorial koordinierten 2 : 1-Arylazo-Co(III)-Komplexen mit Hilfe der kernmagnetischen Protonenresonanz.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2149, doi. 10.1002/hlca.19740570731
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Formation and Dissociation Mechanism of Amide Complexes, IV. Protonation and deprotonation of the Cu<sup>2+</sup> and Ni<sup>2+</sup> complexes of 3,7-diazanonanediamide and 3,7-diazanonane-N,N′-diethylamide.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 1897, doi. 10.1002/hlca.19740570702
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Reaction of Singlet Oxygen with 2-Methylnorborn-2-ene, 2-Methylidenenorbornane, and their 7,7-Dimethyl Derivatives. The transition state geometry for hydroperoxidation.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2242, doi. 10.1002/hlca.19740570742
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Reaction Rates of t-Butyl and Pivaloyl Radicals in Solution.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2011, doi. 10.1002/hlca.19740570713
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Dediazoniations of Arene Diazonium Ions in Homogeneous Solution. Part VI: Solvolyses in 2,2,2-trifluoroethanol/water mixtures and exclusion of a potential aryne mechanism.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2099, doi. 10.1002/hlca.19740570724
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- Article
Configuration of Pilocarpus Alkaloids.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2199, doi. 10.1002/hlca.19740570735
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Sur l'amino-5-benzoyl-4-méthyl-3-isoxazole: synthèse et transformation en dihydro-6,8-diméthyl-3,8-phényl-4- 7H-isoxazolo[5,4- e]diazépin-1,4-one-7.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 1934, doi. 10.1002/hlca.19740570706
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The ionization energies of bridged [14]annulenes and of dicyclohepta[ cd, gh] pentalene.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2288, doi. 10.1002/hlca.19740570746
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Terpenoids Derived from Linalyl Oxide. Part 2. The isolation and synthesis of nordavanone, A C<sub>11</sub>-terpenoid from Artemisia pallens.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2062, doi. 10.1002/hlca.19740570717
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Synthesis of Some Structural Analogues of LH-RH Modified in Position 5, their in vivo and in vitro Gonadotropin-releasing Activity and Immunoreactivity.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2131, doi. 10.1002/hlca.19740570728
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Reversible Photochemistry, Absorption- and <sup>1</sup>H-NMR.-spectra, and oxidation of the [2,2]metacyclophane-1-ene ⇄ 4,5,15,16-tetrahydropyrene system.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2224, doi. 10.1002/hlca.19740570739
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Energy Sequence of the Lowest Antibonding Orbitals in Symmetrical Didehydro[ n]annulenes with n = 4 N+2.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2141, doi. 10.1002/hlca.19740570730
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Masthead.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. fmi, doi. 10.1002/hlca.19740570701
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- Article
The Photochemical Behavior of Endocyclic Oxa-enones with Substituents on the CC Double Bond. (Preliminary communication).
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2237, doi. 10.1002/hlca.19740570741
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- Article
Terpenoids Derived from Linalyl Oxide. Part 1. The stereochemistry of the davanones.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2055, doi. 10.1002/hlca.19740570716
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- Article
The Wall Effect on Hydrogen Formation in the Vapour-Phase Radiolysis of c-C<sub>6</sub>D<sub>12</sub> and n-C<sub>7</sub>D<sub>16</sub>.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2091, doi. 10.1002/hlca.19740570723
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The Gas-Solid Interface Calculations of Adsorption Potentials in Slot-Like Pores of Molecular Dimensions.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2195, doi. 10.1002/hlca.19740570734
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- Publication type:
- Article
Neue β-Lactam-Antibiotika. Über Derivate der 3-Hydroxy-7-amino-ceph-3-em-4-carbonsäure. Modifikationen von Antibiotika, 10. Mitteilung [1].
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 1919, doi. 10.1002/hlca.19740570705
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The Stabilization Energy of [18] Annulene. A thermochemical determination.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2276, doi. 10.1002/hlca.19740570745
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- Article
Darstellung und Bildungsmechanismus von π-Cyclopentadienyl-nickel-(tert.-phosphit)-dialkylphosphonat-Komplexen - eine metallorganische Variante der Michaelis- Arbuzov-Reaktion.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2000, doi. 10.1002/hlca.19740570712
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- Article
Über die Umsetzung von 1-Phenylpyrazol mit Äthylmagnesiumbromid. 8. Mitteilung über Grignard-Reaktionen [1].
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 1988, doi. 10.1002/hlca.19740570711
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- Article
Alkalische Spaltung und Benzilsäureumlagerung von 1,2,3-Triketonen. 29. Mitt. über Reduktone und Tricarbonylverbindungen [1].
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2215, doi. 10.1002/hlca.19740570738
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- Article
Recherches dans la série des cyclitols XLV. Action des diazoalcanes sur la pentahydroxy-2,4,6/3,5-cyclohexanone et sur son dérivé penta-O-acétylé. I. Etude des spiro-époxydes.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 1963, doi. 10.1002/hlca.19740570709
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Mitteilungen - Communications.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2321, doi. 10.1002/hlca.19740570749
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- Article
Die Konfiguration der stereoisomeren Tris(glycinato)-Kobalt(III)-Komplexe.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2234, doi. 10.1002/hlca.19740570740
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FIR.-Spektren von Übergangsmetallkomplexen mit orthogonalem Ligandensystem. I. Halogeno-Kupfer(II)-Komplexe methylsubstituierter Pyridine.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2125, doi. 10.1002/hlca.19740570727
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- Publication type:
- Article
Novel Synthesis of 3,5,5-Trimethyl-4-(2-butenylidene)-cyclohex-2-en-1-one, a Major Constituent of Burley Tobacco Flavour.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2087, doi. 10.1002/hlca.19740570722
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The Gas-Solid Interface Heats of Adsorption of Simple Molecules on Microporous Carbons and on Graphitized Carbon Blacks, at Low Surface Coverage.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 2192, doi. 10.1002/hlca.19740570733
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Azidiniumsalze. 12. Mitteilung [1]. Das ambidente reaktive Verhalten des 2-Azido-3-äthyl-benzthiazolium-Ions gegenüber Nucleophilen.
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- Helvetica Chimica Acta, 1974, v. 57, n. 7, p. 1912, doi. 10.1002/hlca.19740570704
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- Publication type:
- Article