Works matching IS 0018019X AND DT 1975 AND VI 58 AND IP 7

Results: 37

Pyrimidine Derivatives and Related Compounds II: Synthesis of some derivatives of pyrimido[1,2:2′,3′]pyrazolo[1,5- a]pyrimidines, a new ring system.

Published in:

Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 1944, doi. 10.1002/hlca.19750580710

By:

Elnagdi, Mohamed Helmi;
Sallam, Mohamed Mohamed Mohamed;
Ilias, Mohamed Ajmal Mohamed

Publication type:

Article

Preparation of Mikanecic Ester and its precursor, 1,3-butadiene-2-carboxylic ester.

Published in:

Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 2061, doi. 10.1002/hlca.19750580721

By:

Sydnes, L. K.;
Skattebøl, L.;
Chapleo, Christopher B.;
Leppard, David G.;
Svanholt, Karen L.;
Dreiding, André S.

Publication type:

Article

Über einen neuen Zugang zu Imidazolen, sowie deren Verwendung zur Synthese von Purinen und 4,6-Dihydro-1,2-dimethyl-8-phenylimidazo[4,5- e]-1,4-diazepin-5(1 H)-on.

Published in:

Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 2192, doi. 10.1002/hlca.19750580732

By:

Edenhofer, Albrecht

Publication type:

Article

Stability, Formation and Dissociation Kinetics of the Pentacoordinate Ni2+ and CO2+ Complexes with 1,5-Diazacyclooctane-N,N′-diacetic Acid.

Published in:

Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 1881, doi. 10.1002/hlca.19750580703

By:

Chatterjee, Chinmay;
Kaden, Thomas A.

Publication type:

Article

Phthalimido-nitren II. cis- und trans-2,3-Dimethyl-1-phthalimido-aziridin. Synthese und Solvolysen.

Published in:

Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 1995, doi. 10.1002/hlca.19750580714

By:

Hoesch, Lienhard;
Dreiding, André S.

Publication type:

Article

Photoelectron Spectra of Vicinal Tricarbonyls.

Published in:

Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 2130, doi. 10.1002/hlca.19750580725

By:

Bischof, Peter;
Gleiter, Rolf;
Hofmann, Peter

Publication type:

Article

Carotinoid-Glycoside. 3. Mitteilung. Untersuchungen zur Carotinoidzusammensetzung im Safran Carotenoid composition in Safran.

Published in:

Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 2233, doi. 10.1002/hlca.19750580736

By:

Pfander, Hanspeter;
Wittwer, Fritz

Publication type:

Article

Horminon, Taxochinon und weitere Royleanone aus 2 abessinischen Plectranthus-Spezies ( Labiatae).

Published in:

Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 1921, doi. 10.1002/hlca.19750580707

By:

Hensch, Marcel;
Rüedi, Peter;
Eugster, Conrad Hans

Publication type:

Article

Synthese des Nonactins. (Vorläufige Mitteilung).

Published in:

Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 2036, doi. 10.1002/hlca.19750580718

By:

Gerlach, Hans;
Oertle, Konrad;
Thalmann, Adolf;
Servi, Stefano

Publication type:

Article

Etude par spectrométrie de masse de la fragmentation des cyclopentane-triols-1,2,3, des cyclopentane-tétrols et des cyclopentane-pentols.

Published in:

Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 2164, doi. 10.1002/hlca.19750580729

By:

Singy, Gérard A.;
Buchs, Armand

Publication type:

Article

Synthèse et configuration absolue des énantiomères du Vér apamil.

Published in:

Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 2050, doi. 10.1002/hlca.19750580720

By:

Ramuz, Henri

Publication type:

Article

Contribution à la phytochimie du genre Gentiana, XIII. Etude des composés flavoniques et xanthoniques dans les feuilles de Gentiana campestris L. 2ème communication.

Published in:

Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 2188, doi. 10.1002/hlca.19750580731

By:

Kaldas, Maryse;
Hostettmann, Kurt;
Jacot-Guillarmod, André

Publication type:

Article

A Chemical Study of Burley Tobacco Flavour ( Nicotiana tabacum L.) VII. Identification and synthesis of twelve irregular terpenoids, related to solanone, including 7,8-dioxabicyclo[3.2.1]octane and 4,9-dioxabicyclo[3.3.1]nonane derivatives.

Published in:

Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 1867, doi. 10.1002/hlca.19750580702

By:

Demole, Edouard;
Demole, Cécile

Publication type:

Article

Chemisch-spezifische Kopplung von Adrenocorticotropin- und Angiotensin-II-Derivaten an Polymerträger für die Affinitätschromatographie.

Published in:

Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 1984, doi. 10.1002/hlca.19750580713

By:

Fauchère, Jean-Luc;
Pelican, Giatgen-Mario

Publication type:

Article

Hormon-Rezeptor-Wechselwirkungen. Synthese von α-Melanotropin und von informationstragenden Teilsequenzen unter Verwendung alkalilabiler Schutzgruppen.

Published in:

Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 2106, doi. 10.1002/hlca.19750580724

By:

Eberle, Alex;
Fauchère, Jean-Luc;
Tesser, Godefridus Ignatius;
Schwyzer, Robert

Publication type:

Article

1-Aralkylated Tetrahydro-2-benzazepines. Part I: Synthesis from methoxylated phenylpropionamides.

Published in:

Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 2228, doi. 10.1002/hlca.19750580735

By:

Berney, Daniel;
Schuh, Karlheinz

Publication type:

Article

A 13C-NMR. Study of Some Arsenic Complexes of Platinum(II) and Palladium(II).

Published in:

Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 1913, doi. 10.1002/hlca.19750580706

By:

Balimann, G.;
Pregosin, P. S.

Publication type:

Article

Piperaceae Alkaloids: Part III. Synthesis of N-isobutyl-11-(3,4-methylenedioxyphenyl)-undeca-2,4,6- trans, trans, trans-trienoic amide and N-isobutyl-11-(3,4-methylenedioxyphenyl)-undeca-2,8,10- trans, trans, trans-trienoic amide (piperstachine).

Published in:

Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 2026, doi. 10.1002/hlca.19750580717

By:

Viswanathan, Narayanan;
Balakrishnan, Venkatachalam;
Joshi, Balawant S.;
von Philipsborn, Wolfgang

Publication type:

Article

Oxetane vs. cyclobutane formation in the photocycloaddition of enones to olefins. The photoaddition of 6-fluoro-4,4-dimethyl-2-cyclohexenone to 2,3-dimethyl-2-butene. Preliminary communication.

Published in:

Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 2161, doi. 10.1002/hlca.19750580728

By:

Desobry, Vincent;
Margaretha, Paul

Publication type:

Article

Photochemische Reaktionen. 82. Mitteilung. Zur Photochemie der α,β-Epoxylketone: γ-Wasserstoffabstraktion versus Epoxyketon-Umlagerung.

Published in:

Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 2173, doi. 10.1002/hlca.19750580730

By:

Müller, Ernst Peter;
Jeger, Oskar

Publication type:

Article

Masthead.

Published in:: Helvetica Chimica Acta, 1975, v. 58, n. 7, p. fmi, doi. 10.1002/hlca.19750580701
Publication type:: Article

Gadolinium Break, Tetrad and Double-double Effects were here, What next??

Published in:

Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 1978, doi. 10.1002/hlca.19750580712

By:

Sinha, Shyama P.

Publication type:

Article

Reactions with benzo[ b]thiophene-2,3-diones I: Synthesis of 2,3-dihydroxy-2,3-diaryl(aralkyl)benzo[ b]thiophene derivatives.

Published in:

Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 1940, doi. 10.1002/hlca.19750580709

By:

Sallam, Mohamed Mohamed Mohamed;
Elnagdi, Mohamed Helmi;
Abdel-Hady, Mohamed Husein

Publication type:

Article

Die Struktur einer stabilen dipolaren Verbindung aus 2,2-Dimethyl-3-dimethylamino-2 H-azirin und Benzoylisothiocyanat. Vorläufige Mitteilung.

Published in:

Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 2222, doi. 10.1002/hlca.19750580734

By:

Schmid, Ursula;
Heimgartner, Heinz;
Schmid, Hans;
Schönholzer, Peter;
Link, Helmut;
Bernauer, Karl

Publication type:

Article

Coleone C, D, I, I′ aus einer madegassischen Plectranthus sp. nov. Interkonversion von cis- und trans-A/B-6,7-Diketoditerpenen.

Published in:

Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 1899, doi. 10.1002/hlca.19750580705

By:

Rüedi, Peter;
Eugster, Conrad Hans

Publication type:

Article

Aza-2-diènes-1,3. 2. Synthèse et structure d'un ylure d'azométhine stable.

Published in:

Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 2018, doi. 10.1002/hlca.19750580716

By:

Fleury, Jean-Pierre;
Schoeni, Jean-Paul;
Clerin, Daniel;
Fritz, Hans

Publication type:

Article

An Anomalous Oxidation of β-Pinene.

Published in:

Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 2151, doi. 10.1002/hlca.19750580727

By:

Jefford, Charles W.;
Roussel, Albert;
Evans, Samuel M.

Publication type:

Article

Chemical Selectivities Disguised by Mass Diffusion. II. Mixing-disguised nitrations of aromatic compounds with nitronium salts, . 2nd communication on the selectivity of chemical processes.

Published in:

Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 2093, doi. 10.1002/hlca.19750580723

By:

Pfister, Friedrich;
Rys, Paul;
Zollinger, Heinrich

Publication type:

Article

Orbital Correspondence Analysis in Maximum Symmetry.

Published in:

Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 2136, doi. 10.1002/hlca.19750580726

By:

Halevi, Emil Amitai

Publication type:

Article

Chemical Selectivities Disguised by Mass Diffusion I. A simple model of mixing-disguised reactions in solution. 1st communication on the selectivity of chemical processes.

Published in:

Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 2074, doi. 10.1002/hlca.19750580722

By:

Ott, Roland J.;
Rys, Paul

Publication type:

Article

Photochemie von 1,1-Dimethyl-4-phenyl- und 1-Methyl-1-phenyl-1,2-dihydronaphthalin; Nachweis einer photochemischen, sigmatropischen [1,7]H-Verschiebung. 41. Mitteilung über Photoreaktionen.

Published in:

Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 2210, doi. 10.1002/hlca.19750580733

By:

Widmer, Ulrich;
Heimgartner, Heinz

Publication type:

Article

Biosynthesis of Cytochalasans. Part 4. The mode of incorporation of common naturally-occurring carboxylic acids into cytochalasin D.

Published in:

Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 1886, doi. 10.1002/hlca.19750580704

By:

Vederas, John C.;
Graf, Werner;
David, Lucien;
Tamm, Christoph

Publication type:

Article

The Crystal and Molecular Structures of Two Acid-Catalysed Rearrangement Products of Taxochinon.

Published in:

Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 2009, doi. 10.1002/hlca.19750580715

By:

Weber, Hans Peter;
Petcher, Trevor J.;
Hensch, Marcel;
Eugster, Conrad Hans

Publication type:

Article

Intramolekulare Cycloadditionen in der Reihe der Binaphthyle.

Published in:

Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 1949, doi. 10.1002/hlca.19750580711

By:

Nakamura, Yushin;
Hollenstein, Roger;
Zsindely, Janos;
Schmid, Hans;
Oberhänsli, Willi E.

Publication type:

Article

Mitteilungen-Communications.

Published in:: Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 2236, doi. 10.1002/hlca.19750580737
Publication type:: Article

Säurekatalysierte Umlagerung von 7-Hydroxy-royleanon in ein 20(10→9) abeo-Abietan-Derivat und zwei Phenalenone.

Published in:

Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 1934, doi. 10.1002/hlca.19750580708

By:

Hensch, Marcel;
Eugster, Conrad Hans;
Weber, Hans-Peter

Publication type:

Article

Strukturbestimmung von O-Methylazafrinmethylester durch 13C-NMR.-Spektroskopie.

Published in:

Helvetica Chimica Acta, 1975, v. 58, n. 7, p. 2044, doi. 10.1002/hlca.19750580719

By:

Vögeli, Ulrich;
Eschenmoser, Walter;
Eugster, Conrad Hans

Publication type:

Article

Works matching IS 0018019X AND DT 1975 AND VI 58 AND IP 7

Pyrimidine Derivatives and Related Compounds II: Synthesis of some derivatives of pyrimido[1,2:2′,3′]pyrazolo[1,5- a]pyrimidines, a new ring system.

Preparation of Mikanecic Ester and its precursor, 1,3-butadiene-2-carboxylic ester.

Über einen neuen Zugang zu Imidazolen, sowie deren Verwendung zur Synthese von Purinen und 4,6-Dihydro-1,2-dimethyl-8-phenylimidazo[4,5- e]-1,4-diazepin-5(1 H)-on.

Stability, Formation and Dissociation Kinetics of the Pentacoordinate Ni<sup>2+</sup> and CO<sup>2+</sup> Complexes with 1,5-Diazacyclooctane-N,N′-diacetic Acid.

Phthalimido-nitren II. cis- und trans-2,3-Dimethyl-1-phthalimido-aziridin. Synthese und Solvolysen.

Photoelectron Spectra of Vicinal Tricarbonyls.

Carotinoid-Glycoside. 3. Mitteilung. Untersuchungen zur Carotinoidzusammensetzung im Safran Carotenoid composition in Safran.

Horminon, Taxochinon und weitere Royleanone aus 2 abessinischen Plectranthus-Spezies ( Labiatae).

Synthese des Nonactins. (Vorläufige Mitteilung).

Etude par spectrométrie de masse de la fragmentation des cyclopentane-triols-1,2,3, des cyclopentane-tétrols et des cyclopentane-pentols.

Synthèse et configuration absolue des énantiomères du Vér apamil.

Contribution à la phytochimie du genre Gentiana, XIII. Etude des composés flavoniques et xanthoniques dans les feuilles de Gentiana campestris L. 2<sup>ème</sup> communication.

A Chemical Study of Burley Tobacco Flavour ( Nicotiana tabacum L.) VII. Identification and synthesis of twelve irregular terpenoids, related to solanone, including 7,8-dioxabicyclo[3.2.1]octane and 4,9-dioxabicyclo[3.3.1]nonane derivatives.

Chemisch-spezifische Kopplung von Adrenocorticotropin- und Angiotensin-II-Derivaten an Polymerträger für die Affinitätschromatographie.

Hormon-Rezeptor-Wechselwirkungen. Synthese von α-Melanotropin und von informationstragenden Teilsequenzen unter Verwendung alkalilabiler Schutzgruppen.

1-Aralkylated Tetrahydro-2-benzazepines. Part I: Synthesis from methoxylated phenylpropionamides.

A <sup>13</sup>C-NMR. Study of Some Arsenic Complexes of Platinum(II) and Palladium(II).

Piperaceae Alkaloids: Part III. Synthesis of N-isobutyl-11-(3,4-methylenedioxyphenyl)-undeca-2,4,6- trans, trans, trans-trienoic amide and N-isobutyl-11-(3,4-methylenedioxyphenyl)-undeca-2,8,10- trans, trans, trans-trienoic amide (piperstachine).

Oxetane vs. cyclobutane formation in the photocycloaddition of enones to olefins. The photoaddition of 6-fluoro-4,4-dimethyl-2-cyclohexenone to 2,3-dimethyl-2-butene. Preliminary communication.

Photochemische Reaktionen. 82. Mitteilung. Zur Photochemie der α,β-Epoxylketone: γ-Wasserstoffabstraktion versus Epoxyketon-Umlagerung.

Masthead.

Gadolinium Break, Tetrad and Double-double Effects were here, What next??

Reactions with benzo[ b]thiophene-2,3-diones I: Synthesis of 2,3-dihydroxy-2,3-diaryl(aralkyl)benzo[ b]thiophene derivatives.

Die Struktur einer stabilen dipolaren Verbindung aus 2,2-Dimethyl-3-dimethylamino-2 H-azirin und Benzoylisothiocyanat. Vorläufige Mitteilung.

Coleone C, D, I, I′ aus einer madegassischen Plectranthus sp. nov. Interkonversion von cis- und trans-A/B-6,7-Diketoditerpenen.

Aza-2-diènes-1,3. 2. Synthèse et structure d'un ylure d'azométhine stable.

An Anomalous Oxidation of β-Pinene.

Chemical Selectivities Disguised by Mass Diffusion. II. Mixing-disguised nitrations of aromatic compounds with nitronium salts, . 2nd communication on the selectivity of chemical processes.

Orbital Correspondence Analysis in Maximum Symmetry.

Chemical Selectivities Disguised by Mass Diffusion I. A simple model of mixing-disguised reactions in solution. 1<sup>st</sup> communication on the selectivity of chemical processes.

Photochemie von 1,1-Dimethyl-4-phenyl- und 1-Methyl-1-phenyl-1,2-dihydronaphthalin; Nachweis einer photochemischen, sigmatropischen [1,7]H-Verschiebung. 41. Mitteilung über Photoreaktionen.

Biosynthesis of Cytochalasans. Part 4. The mode of incorporation of common naturally-occurring carboxylic acids into cytochalasin D.

The Crystal and Molecular Structures of Two Acid-Catalysed Rearrangement Products of Taxochinon.

Intramolekulare Cycloadditionen in der Reihe der Binaphthyle.

Mitteilungen-Communications.

Säurekatalysierte Umlagerung von 7-Hydroxy-royleanon in ein 20(10→9) abeo-Abietan-Derivat und zwei Phenalenone.

Strukturbestimmung von O-Methylazafrinmethylester durch <sup>13</sup>C-NMR.-Spektroskopie.