Works matching IS 0018019X AND DT 1986 AND VI 69 AND IP 4

Results: 24

Synthese und Strukturaufklärung von Merucathin und Pseudomerucathin. Zwei Inhaltstoffe von Catha edulis F ORSK.

Published in:

Helvetica Chimica Acta, 1986, v. 69, n. 4, p. 918, doi. 10.1002/hlca.19860690420

By:

Wolf, Jean-Pierre;
Pfander, Hanspeter

Publication type:

Article

Deoxy-nitrosugars 12th communication Synthesis of isosteric mono-phosphonate analogues of β-and α- D-fructose 2,6-bisphosphate.

Published in:

Helvetica Chimica Acta, 1986, v. 69, n. 4, p. 751, doi. 10.1002/hlca.19860690402

By:

Meuwly, Roger;
Vasella, Andrea

Publication type:

Article

Structure of Tricarbonyl(diene)iron Complexes in Solution. Variable-Temperature Circular Dichroism of trans-μ-(2,3,5,6-Tetramethylidenebicyclo[2.2.2]octane)bis(tricarbonyliron) Complexes.

Published in:

Helvetica Chimica Acta, 1986, v. 69, n. 4, p. 865, doi. 10.1002/hlca.19860690413

By:

Gabioud, Raphy;
Vogel, Pierre

Publication type:

Article

Mitteilungen.

Published in:: Helvetica Chimica Acta, 1986, v. 69, n. 4, p. 955, doi. 10.1002/hlca.19860690424
Publication type:: Article

Aza-2-diènes-1,3 3. Nouvelles voies d'accès à des amino-2-pyrazines substituées.

Published in:

Helvetica Chimica Acta, 1986, v. 69, n. 4, p. 793, doi. 10.1002/hlca.19860690406

By:

Lang, Mare;
Schoeni, Jean-Paul;
Pont, Christiane;
Fleury, Jean-Pierre

Publication type:

Article

Konfigurationsbestimmung von geometrischen Isomeren mittels selektiver 13C{1H}-NOE-Differenzspektroskopie.

Published in:

Helvetica Chimica Acta, 1986, v. 69, n. 4, p. 898, doi. 10.1002/hlca.19860690417

By:

Neidlein, Richard;
Kramer, Walter;
Ullrich, Volker

Publication type:

Article

Masthead.

Published in:: Helvetica Chimica Acta, 1986, v. 69, n. 4, p. fmi, doi. 10.1002/hlca.19860690401
Publication type:: Article

Approaches to 1 H-Cyclopropa[ l]phenanthrenes. Eliminations with 1a,9b-Dihydro-1 H-cyclopropa[ l]phenanthrene Derivatives.

Published in:

Helvetica Chimica Acta, 1986, v. 69, n. 4, p. 855, doi. 10.1002/hlca.19860690412

By:

Müller, Paul;
Thi, Huong Can Nguyen;
Pfyffer, Jean

Publication type:

Article

Perimeter-Type Structures in Charged [4n + 2] Annuleno [4n + 2] annulenes. The Importance of the Frontier-Orbitals.

Published in:

Helvetica Chimica Acta, 1986, v. 69, n. 4, p. 949, doi. 10.1002/hlca.19860690423

By:

Huber, Walter;
Müllen, Klaus;
Schnieders, Christoph;
Iyoda, Masahiko;
Nakagawa, Masazumi

Publication type:

Article

Sequence dependence of secondary-structure formation part IV Helix-forming potential of amphiphilic oligopeptides containing aib residues.

Published in:

Helvetica Chimica Acta, 1986, v. 69, n. 4, p. 786, doi. 10.1002/hlca.19860690405

By:

Mutter, Manfred;
Altmann, Karl-Heinz;
Flörsheimer, Andreas;
Herbert, JüRgen

Publication type:

Article

Fluorine-Containing Organozinc Reagents Part 1 A Simple Synthesis of 2,2-Dichloro-3,3,3-trifluoropropanol.

Published in:

Helvetica Chimica Acta, 1986, v. 69, n. 4, p. 881, doi. 10.1002/hlca.19860690415

By:

Lang, Robert Werner

Publication type:

Article

Optisch aktive 4,5-Epoxy-4,5-dihydro-α-ionone und Synthese der stereoisomeren 4,5:4′,5′-Diepoxy-4,5,4′,5′-tetrahydro-ϵ,ϵ-carotine und der sterische Verlauf ihrer Hydrolyse.

Published in:

Helvetica Chimica Acta, 1986, v. 69, n. 4, p. 816, doi. 10.1002/hlca.19860690409

By:

Uebelhart, Peter;
Baumeler, Andreas;
Haag, Andreas;
Prewo, Roland;
Bieri, Jost Hans;
Eugster, Conrad Hans

Publication type:

Article

Anion Selectivity of Metalloporphyrins in Membranes.

Published in:

Helvetica Chimica Acta, 1986, v. 69, n. 4, p. 849, doi. 10.1002/hlca.19860690411

By:

Ammann, Daniel;
Huser, Marin;
Kräutler, Bernhard;
Rusterholz, Bruno;
Schulthess, Peter;
Lindemann, Bernhard;
Halder, Ernst;
Simon, Wilhelm

Publication type:

Article

Intramolecular Oxygen Transfer on the Ozonolysis of a Diphenylcyclopentene Derivative.

Published in:

Helvetica Chimica Acta, 1986, v. 69, n. 4, p. 941, doi. 10.1002/hlca.19860690422

By:

Jefford, Charles W.;
Boukouvalas, John;
Jaggi, Danielle;
Kohmoto, Shigeo;
Bernardinelli, GéRald

Publication type:

Article

Umsetzungen von 1,3-Thiazol-5(4 H)-thionen mit Grignard- und Organolithium-Verbindungen: Carbophile und Thiophile Additionen.

Published in:

Helvetica Chimica Acta, 1986, v. 69, n. 4, p. 773, doi. 10.1002/hlca.19860690404

By:

Jenny, Christjohannes;
Heimgartner, Heinz

Publication type:

Article

5-( N-Arylnortropan-3-yl)- and 5-( N-Arylpiperidin-4-yl)-2,4-diaminopyrimidines. Novel Inhibitors of Dihydrofolate Reductase.

Published in:

Helvetica Chimica Acta, 1986, v. 69, n. 4, p. 887, doi. 10.1002/hlca.19860690416

By:

Maag, Hans;
Locher, Rita;
Daly, John J.;
Kompis, Ivan

Publication type:

Article

Ion-Molecule reaction in the gas phase part VI Regioselective SN2 reaction from terpenoid diastereoisomeric diols using CI/NH.

Published in:

Helvetica Chimica Acta, 1986, v. 69, n. 4, p. 806, doi. 10.1002/hlca.19860690408

By:

Tabet, Jean-Claude;
Prevost, Chantal;
Bouillot, Anne;
Bastard, Josette;
Manh, Due Do Khae;
Tondeur, Yves

Publication type:

Article

Stereoselective Reduction of δ-Hydroxy-β-ketoesters.

Published in:

Helvetica Chimica Acta, 1986, v. 69, n. 4, p. 803, doi. 10.1002/hlca.19860690407

By:

Kathawala, Faizulla G.;
Prager, Bernhard;
Prasad, Kapa;
Repič, Oljan;
Shapiro, Michael J.;
Stabler, Russell S.;
Widler, Leo

Publication type:

Article

Synthese von Triafulven-Vorstufen für Retro- Diels- Alder-Reaktionen.

Published in:

Helvetica Chimica Acta, 1986, v. 69, n. 4, p. 835, doi. 10.1002/hlca.19860690410

By:

Krebs, Jürg;
Guggisberg, Dominik;
Stämpfli, Urs;
Neuenschwander, Markus

Publication type:

Article

Intramolekulare 1,3-dipolare Cycloadditionen mit alkenyl-substituierten 3,4-Diarylsydnonen.

Published in:

Helvetica Chimica Acta, 1986, v. 69, n. 4, p. 927, doi. 10.1002/hlca.19860690421

By:

Meier, Hansruedi;
Heimgartner, Heinz

Publication type:

Article

Conformational Analysis of Endoperoxides Grafted onto Bicyclo[2.2.n]alkanes as a Test of the Rigidity of the Bicyclic Skeleton. Photo-oxidation of [2.2.2] Hericene and 2,3,5,6-Tetramethylidenebicyclo[2.2.n]alkanes.

Published in:

Helvetica Chimica Acta, 1986, v. 69, n. 4, p. 761, doi. 10.1002/hlca.19860690403

By:

Birbaum, Jean-Luc;
Vogel, Pierre

Publication type:

Article

An Ag-Atom in the 6-6 Subunit of a Zeolite: Model Calculations.

Published in:

Helvetica Chimica Acta, 1986, v. 69, n. 4, p. 873, doi. 10.1002/hlca.19860690414

By:

Calzaferri, Gion;
Forss, Lars

Publication type:

Article

Nucleosides and nucleotides part 24 Investigation of ribo- and deoxyribonucleosides and -nucleotides by fast- atom-bombardment mass spectrometry.

Published in:

Helvetica Chimica Acta, 1986, v. 69, n. 4, p. 908, doi. 10.1002/hlca.19860690419

By:

Hogg, Alan M.;
Kelland, Janice G.;
Vederas, John C.;
Tamm, Christoph

Publication type:

Article

Synthesis of 2,2-Dimethyl-1,2-Dihydro-3 H-pyrrol-3-one Preliminary Communication.

Published in:

Helvetica Chimica Acta, 1986, v. 69, n. 4, p. 905, doi. 10.1002/hlca.19860690418

By:

Patjens, Jan;
Ghaffari-Tabrizi, Ramin;
Margaretha, Paul

Publication type:

Article

Works matching IS 0018019X AND DT 1986 AND VI 69 AND IP 4

Synthese und Strukturaufklärung von Merucathin und Pseudomerucathin. Zwei Inhaltstoffe von Catha edulis F ORSK.

Deoxy-nitrosugars 12th communication Synthesis of isosteric mono-phosphonate analogues of β-and α- D-fructose 2,6-bisphosphate.

Structure of Tricarbonyl(diene)iron Complexes in Solution. Variable-Temperature Circular Dichroism of trans-μ-(2,3,5,6-Tetramethylidenebicyclo[2.2.2]octane)bis(tricarbonyliron) Complexes.

Mitteilungen.

Aza-2-diènes-1,3 3. Nouvelles voies d'accès à des amino-2-pyrazines substituées.

Konfigurationsbestimmung von geometrischen Isomeren mittels selektiver <sup>13</sup>C{<sup>1</sup>H}-NOE-Differenzspektroskopie.

Masthead.

Approaches to 1 H-Cyclopropa[ l]phenanthrenes. Eliminations with 1a,9b-Dihydro-1 H-cyclopropa[ l]phenanthrene Derivatives.

Perimeter-Type Structures in Charged [4n + 2] Annuleno [4n + 2] annulenes. The Importance of the Frontier-Orbitals.

Sequence dependence of secondary-structure formation part IV Helix-forming potential of amphiphilic oligopeptides containing aib residues.

Fluorine-Containing Organozinc Reagents Part 1 A Simple Synthesis of 2,2-Dichloro-3,3,3-trifluoropropanol.

Optisch aktive 4,5-Epoxy-4,5-dihydro-α-ionone und Synthese der stereoisomeren 4,5:4′,5′-Diepoxy-4,5,4′,5′-tetrahydro-ϵ,ϵ-carotine und der sterische Verlauf ihrer Hydrolyse.

Anion Selectivity of Metalloporphyrins in Membranes.

Intramolecular Oxygen Transfer on the Ozonolysis of a Diphenylcyclopentene Derivative.

Umsetzungen von 1,3-Thiazol-5(4 H)-thionen mit Grignard- und Organolithium-Verbindungen: Carbophile und Thiophile Additionen.

5-( N-Arylnortropan-3-yl)- and 5-( N-Arylpiperidin-4-yl)-2,4-diaminopyrimidines. Novel Inhibitors of Dihydrofolate Reductase.

Ion-Molecule reaction in the gas phase part VI Regioselective S<sub>N</sub>2 reaction from terpenoid diastereoisomeric diols using CI/NH.

Stereoselective Reduction of δ-Hydroxy-β-ketoesters.

Synthese von Triafulven-Vorstufen für Retro- Diels- Alder-Reaktionen.

Intramolekulare 1,3-dipolare Cycloadditionen mit alkenyl-substituierten 3,4-Diarylsydnonen.

Conformational Analysis of Endoperoxides Grafted onto Bicyclo[2.2.n]alkanes as a Test of the Rigidity of the Bicyclic Skeleton. Photo-oxidation of [2.2.2] Hericene and 2,3,5,6-Tetramethylidenebicyclo[2.2.n]alkanes.

An Ag-Atom in the 6-6 Subunit of a Zeolite: Model Calculations.

Nucleosides and nucleotides part 24 Investigation of ribo- and deoxyribonucleosides and -nucleotides by fast- atom-bombardment mass spectrometry.

Synthesis of 2,2-Dimethyl-1,2-Dihydro-3 H-pyrrol-3-one Preliminary Communication.