Works matching IS 0018-019X AND VI 77 AND IP 1 AND DT 1994

Results: 40

Mitteilungen - Communications.

Published in:: Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 420, doi. 10.1002/hlca.19940770140
Publication type:: Article

Radical Cations of Tetrazinodi(heteroarenes): An ESR and ENDOR Study.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 86, doi. 10.1002/hlca.19940770111

By:

Gerson, Fabian;
Lamprecht, Axel

Publication type:

Article

Synthesis of 2′-Deoxyisoinosine and Related 2′-Deoxyribonucleosides.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 194, doi. 10.1002/hlca.19940770122

By:

Seela, Frank;
Chen, Yaoming;
Bindig, Uwe;
Kazimierczuk, Zygmunt

Publication type:

Article

Glycosylidene Carbenes. Part 15. Synthesis of disaccharides from allopyranose-derived vicinal 1,2-diols. Evidence for the protonation by a H-bonded hydroxy group in the σ-plane of the intermediate carbene, followed by attack on the oxycarbenium ion in the π-plane

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 334, doi. 10.1002/hlca.19940770133

By:

Muddasani, Pulla Reddy;
Bernet, Bruno;
Vasella, Andrea

Publication type:

Article

Nucleotides Part XL. Synthesis and Characterization of Modified 2′-5′ Adenylate Trimers-Potential Antiviral Agents.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 10, doi. 10.1002/hlca.19940770104

By:

Schirmeister, Helga;
Pfleiderer, Wolfgang

Publication type:

Article

The Structure of 1 H-Perimidin-2(3 H)-one and Its Derivatives in the solid state (x-ray crystallography and CP/MAS 13C-NMR), in solution (13C-NMR), and in the gas phase (mass spectrometry).

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 121, doi. 10.1002/hlca.19940770115

By:

Claramunt, Rosa M.;
Dotor, Julio;
Sanz, Dionisia;
Foces-Foces, Concepción;
Llamas-Saniz, Antonio L.;
Elguero, José;
Flammang, Robert;
Morizur, Jean Pierre;
Chapon, Erik;
Tortajada, Jeanine

Publication type:

Article

Crystal Structure of (−)-Corycavinium (+)-10-Camphorsulfonate, a biosynthetic intermediate to hexahydrobenzo[ c]phenanthridine alkaloids.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 243, doi. 10.1002/hlca.19940770126

By:

Kamigauchi, Miyoko;
Noda, Yuko;
Iwasa, Kinuko;
Nishijo, Zjujiro;
Ishida, Toshimasa;
In, Yasuko;
Wiegrebe, Wolfgang

Publication type:

Article

Synthesis of oligoribonucleotides containing isoguanosine.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 399, doi. 10.1002/hlca.19940770137

By:

Seela, Frank;
Fröhlich, Thomas

Publication type:

Article

Oceanapins A-F, Unique Branched Ceramides Isolated from the Haplosclerid Sponge Oceanapia cf. tenuis of the Coral Sea.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 51, doi. 10.1002/hlca.19940770108

By:

Mancini, Ines;
Guella, Graziano;
Pietra, Francesco;
Debitus, Cécile

Publication type:

Article

Nucleophilic Substitution in the Allylic System of Codeine and Pseudocodeine: Reactions with lithium cyano(methyl)-and (aryl)cyanocuprates. Crystal and molecular structure of 8α-phenyl-6,7-didehydro-4,5α-epoxy-3-methoxy-17-methylmorphinan and 6α-phenyl-7,8-didehydro-4,5α-epoxy-3-methoxy-17-methylmorphinan

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 164, doi. 10.1002/hlca.19940770119

By:

Kalinin, Valery N.;
Belyakova, Irina L.;
Derunov, Vladimir V.;
Petrovskii, Pavel V.;
Yanovski, Aleksandr I.;
Struchkov, Yurii T.;
Schmidhammer, Helmut;
Park, Jin K.

Publication type:

Article

Antiparallel β-Sheet Conformation in Cyclopeptides Containing a Pseudo-amino Acid with a biphenyl moiety.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 70, doi. 10.1002/hlca.19940770110

By:

Brandmeier, Volker;
Sauer, Wolfgang H. B.;
Feigel, Martin

Publication type:

Article

Short Optimally Capped Duplex DNA as Conformationally Restricted Analogue of B-DNA.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 182, doi. 10.1002/hlca.19940770121

By:

Bannwarth, Willi;
Dorn, Arnulf;
Iaiza, Patrick;
Pannekouke, Xavier

Publication type:

Article

Bovine α-Lactalbumin: Identification of two metal-ion-binding sites using the europium (III) luminescent probe.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 323, doi. 10.1002/hlca.19940770132

By:

Bünzli, Jean-Claude G.;
Pfefferlé, Jean-Marc

Publication type:

Article

Enantioselective synthesis of (−)-conduramine C1 and aminobromocyclitol derivatives.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 1, doi. 10.1002/hlca.19940770103

By:

Allemann, Susy;
Vogel, Pierre

Publication type:

Article

Die Synthese von Azaisomeren des Triesters von PQQ: 3 H-Pyrrolo[3,2- f]-, 1 H-Pyrrolo[3,2- h]- und 7 H-Pyrrolo[2,3- h]chinolinchinon-Derivate.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 111, doi. 10.1002/hlca.19940770114

By:

Martin, Pierre;
Winkler, Tammo

Publication type:

Article

Electrochemical Study of Phase-Transfer Catalysis Reactions: The Williamson ether synthesis.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 231, doi. 10.1002/hlca.19940770125

By:

Tan, S. N.;
Dryfe, R. A.;
Girault, Hubert H.

Publication type:

Article

Metal complexes with macrocyclic ligands. Part XXXVI. Thermodynamic and kinetic studies of bivalent and trivalent metal ions with 1,4,7,10-tetraazacyclododecane-1,4,7-triacetic acid.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 383, doi. 10.1002/hlca.19940770136

By:

Cai, Hui-Zhi;
Kaden, Thomas A.

Publication type:

Article

Single-Crystal Structure of the Solvent-Separated Radical Ion Pair [9,10-diphenylanthracene.⊖][Na⊕(THF)6] and its implication for cation solvation.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 41, doi. 10.1002/hlca.19940770107

By:

Bock, Hans;
John, Andreas;
Näther, Christian;
Havlas, Zdenek;
Mihokova, Eva

Publication type:

Article

Simultaneous Formation of 8 H-Isoquino[2,1- b][2,7]naphthyridin-8-ones and 13 H-Pyrido[4′,3′:3,4]pyrrolo[2,1- b][3]benzazepin-13-ones, a Novel Potential Alkaloidal System.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 155, doi. 10.1002/hlca.19940770118

By:

Nagarajan, Kuppuswamy;
Rodrigues, Patrick J.;
Nethaji, Munirathinam;
Vöhler, Markus;
von Philipsborn, Wolfgang

Publication type:

Article

Calorimetric Measurements of the Complexation of Cyclosporin A, Ascomycin, Fujimycin, and Rapamycin with Lithium Chloride and with an Immunophilin.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 291, doi. 10.1002/hlca.19940770129

By:

Seebach, Dieter;
Bossler, Hans G.;
Flowers, Robert;
Arnett, Edward M.

Publication type:

Article

Computational Approach to the Receptor-Bound Conformation of Cyclosporin A.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 171, doi. 10.1002/hlca.19940770120

By:

Köck, Matthias;
Müller, Gerhard;
Kessler, Horst

Publication type:

Article

NMR of Terminal Oxygen. Part 14. Kinetically stabilized simple enols containing methylated uracil groups: Application of a 17O-NMR test of H-bonding.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 317, doi. 10.1002/hlca.19940770131

By:

Zhuo, Jin-Cong;
Wyler, Hugo;
Péchy, Peter;
Dahn, Hans

Publication type:

Article

Instructions to Authors (1994).

Published in:: Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 1, doi. 10.1002/hlca.19940770102
Publication type:: Article

Synthese und Eigenschaften der Furo- und Thieno-Analogen von PQQ-Triester.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 100, doi. 10.1002/hlca.19940770113

By:

Martin, Pierre;
Winkler, Tammo

Publication type:

Article

Azidinium-Salze. 25. Mitteilung. Symmetrische Azopyridinon-Farbsalze: Synthese, spektrophotometrische und acidobasische Eigenschaften, Metallkomplex-Bildung und kinetische Untersuchung der Azo-Kupplung.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 216, doi. 10.1002/hlca.19940770124

By:

Balli, Heinz;
Chaquime, Lucy;
Hellrung, Bruno;
Misun, Marian

Publication type:

Article

Radical Reactions in an X-Irradiated Phosphaalkene: A single-crystal ESR study.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 372, doi. 10.1002/hlca.19940770135

By:

Bhat, Shrinivasa N.;
Berclaz, Théo;
Jouaiti, Abdelaziz;
Geoffroy, Michel

Publication type:

Article

Thermoconversion of Caryophyllene- to Farnesene-Type Sesquiterpenes. Short access to the enantiomers of (6 RS,7 RS)- and (6 RS,7 SR)-6,7-epoxy-6,7-dihydro-β-farnesenes.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 36, doi. 10.1002/hlca.19940770106

By:

Giersch, Wolfgang K.;
Boschung, André F.;
Snowden, Roger L.;
Schulte-Elte, Karl H.

Publication type:

Article

Preparation of Boc-Amino-Acid or Peptide Aldehydes via Reduction of Corresponding Phenyl Esters.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 150, doi. 10.1002/hlca.19940770117

By:

Zlatoidsky, Pavol

Publication type:

Article

Glycosylidene Carbenes. Part 14. Glycosidation of partially protected galactopyranose-, glucopyranose-, and mannopyranose-derived vicinal diols.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 257, doi. 10.1002/hlca.19940770128

By:

Muddasani, Pulla Reddy;
Bozó, Eva;
Bernet, Bruno;
Vasella, Andrea

Publication type:

Article

Erratum.

Published in:: Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 419, doi. 10.1002/hlca.19940770139
Publication type:: Article

NMR of Terminal Oxygen. Part 13. 17O-NMR spectra of C-nitroso compounds, thionitrites and NO+ Ion: Resonance effects in ON-X compounds and correlation with CD spectra.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 306, doi. 10.1002/hlca.19940770130

By:

Dahn, Hans;
Péchy, Peter;
Flögel, Rainer

Publication type:

Article

Masthead.

Published in:: Helvetica Chimica Acta, 1994, v. 77, n. 1, p. fmi, doi. 10.1002/hlca.19940770101
Publication type:: Article

Vitamin-B12-katalysierte C,C-Bindungsverknüpfung: Synthese von Jasmonaten via sequentielle Radikal-Reaktion.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 92, doi. 10.1002/hlca.19940770112

By:

Busato, Stephan;
Scheffold, Rolf

Publication type:

Article

Nucleotides. Part XLI. The 2-dansylethoxycarbonyl (  2-{[5-(dimethylamino)naphthalen-1-yl]sulfonyl}ethoxycarbonyl; dnseoc) group for protection of the 5′-hydroxy function in oligodeoxyribonucleotide synthesis.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 203, doi. 10.1002/hlca.19940770123

By:

Bergmann, Frank;
Pfleiderer, Wolfgang

Publication type:

Article

Organic Diodes Based on Redox-Polymer Bilayer-Film-Modified Electrodes.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 351, doi. 10.1002/hlca.19940770134

By:

Zhao, Wenyuan;
Marfurt, Judith;
Walder, Lorenz

Publication type:

Article

Metal complexes of macrocyclic ligands. Part XXXVII. Synthesis of Heteroditopic Bis-macrocycles and Their Potential for Preparing Heterobinuclear Metal Complexes.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 23, doi. 10.1002/hlca.19940770105

By:

Urfer, André;
Kaden, Thomas A.

Publication type:

Article

FT-IR Investigation of Rare-Earth and Metal-Ion Solvation. Part 14. Interaction between uranyl perchlorate and dimethyl sulfoxide in anhydrous acetonitrile.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 140, doi. 10.1002/hlca.19940770116

By:

Bünzli, Jean-Claude G.;
Metabanzoulou, Jean-Pierre

Publication type:

Article

Synthesis of ( R)- and ( S)-5-(Hydroxymethyl)-3-isopropyloxazolidin-2-one, intermediates in the preparation of optically active β-blockers.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 252, doi. 10.1002/hlca.19940770127

By:

Warmerdam, Erwin G. J. C.;
Brussee, Johannes;
van der Gen, Arne;
Kruse, Chris G.

Publication type:

Article

Synthesis and NMR Spectroscopic Investigation of a Macrocyclic Diphosphine Ligand and its nickel(II) and palladium(II) complexes.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 409, doi. 10.1002/hlca.19940770138

By:

Widhalm, Michael;
Kalchhauser, Hermann;
Kählig, Hanspeter

Publication type:

Article

Nitrostyrene Derivatives of Adenosine 5′-Glutarates Modified with an Alkyl Spacer and their inhibitory activity on epidermal growth factor receptor protein tyrosine kinase.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 1, p. 59, doi. 10.1002/hlca.19940770109

By:

Peterli, Stefan;
Hubmann, Dieter;
Séquin, Urs;
Mett, Helmut;
Traxler, Peter

Publication type:

Article

Works matching IS 0018-019X AND VI 77 AND IP 1 AND DT 1994

Mitteilungen - Communications.

Radical Cations of Tetrazinodi(heteroarenes): An ESR and ENDOR Study.

Synthesis of 2′-Deoxyisoinosine and Related 2′-Deoxyribonucleosides.

Glycosylidene Carbenes. Part 15. Synthesis of disaccharides from allopyranose-derived vicinal 1,2-diols. Evidence for the protonation by a H-bonded hydroxy group in the σ-plane of the intermediate carbene, followed by attack on the oxycarbenium ion in the π-plane

Nucleotides Part XL. Synthesis and Characterization of Modified 2′-5′ Adenylate Trimers-Potential Antiviral Agents.

The Structure of 1 H-Perimidin-2(3 H)-one and Its Derivatives in the solid state (x-ray crystallography and CP/MAS <sup>13</sup>C-NMR), in solution (<sup>13</sup>C-NMR), and in the gas phase (mass spectrometry).

Crystal Structure of (−)-Corycavinium (+)-10-Camphorsulfonate, a biosynthetic intermediate to hexahydrobenzo[ c]phenanthridine alkaloids.

Synthesis of oligoribonucleotides containing isoguanosine.

Oceanapins A-F, Unique Branched Ceramides Isolated from the Haplosclerid Sponge Oceanapia cf. tenuis of the Coral Sea.

Antiparallel β-Sheet Conformation in Cyclopeptides Containing a Pseudo-amino Acid with a biphenyl moiety.

Short Optimally Capped Duplex DNA as Conformationally Restricted Analogue of B-DNA.

Bovine α-Lactalbumin: Identification of two metal-ion-binding sites using the europium (III) luminescent probe.

Enantioselective synthesis of (−)-conduramine C<sub>1</sub> and aminobromocyclitol derivatives.

Die Synthese von Azaisomeren des Triesters von PQQ: 3 H-Pyrrolo[3,2- f]-, 1 H-Pyrrolo[3,2- h]- und 7 H-Pyrrolo[2,3- h]chinolinchinon-Derivate.

Electrochemical Study of Phase-Transfer Catalysis Reactions: The Williamson ether synthesis.

Metal complexes with macrocyclic ligands. Part XXXVI. Thermodynamic and kinetic studies of bivalent and trivalent metal ions with 1,4,7,10-tetraazacyclododecane-1,4,7-triacetic acid.

Single-Crystal Structure of the Solvent-Separated Radical Ion Pair [9,10-diphenylanthracene<sup>.⊖</sup>][Na<sup>⊕</sup>(THF)<sub>6</sub>] and its implication for cation solvation.

Simultaneous Formation of 8 H-Isoquino[2,1- b][2,7]naphthyridin-8-ones and 13 H-Pyrido[4′,3′:3,4]pyrrolo[2,1- b][3]benzazepin-13-ones, a Novel Potential Alkaloidal System.

Calorimetric Measurements of the Complexation of Cyclosporin A, Ascomycin, Fujimycin, and Rapamycin with Lithium Chloride and with an Immunophilin.

Computational Approach to the Receptor-Bound Conformation of Cyclosporin A.

NMR of Terminal Oxygen. Part 14. Kinetically stabilized simple enols containing methylated uracil groups: Application of a <sup>17</sup>O-NMR test of H-bonding.

Instructions to Authors (1994).

Synthese und Eigenschaften der Furo- und Thieno-Analogen von PQQ-Triester.

Azidinium-Salze. 25. Mitteilung. Symmetrische Azopyridinon-Farbsalze: Synthese, spektrophotometrische und acidobasische Eigenschaften, Metallkomplex-Bildung und kinetische Untersuchung der Azo-Kupplung.

Radical Reactions in an X-Irradiated Phosphaalkene: A single-crystal ESR study.

Thermoconversion of Caryophyllene- to Farnesene-Type Sesquiterpenes. Short access to the enantiomers of (6 RS,7 RS)- and (6 RS,7 SR)-6,7-epoxy-6,7-dihydro-β-farnesenes.

Preparation of Boc-Amino-Acid or Peptide Aldehydes via Reduction of Corresponding Phenyl Esters.

Glycosylidene Carbenes. Part 14. Glycosidation of partially protected galactopyranose-, glucopyranose-, and mannopyranose-derived vicinal diols.

Erratum.

NMR of Terminal Oxygen. Part 13. <sup>17</sup>O-NMR spectra of C-nitroso compounds, thionitrites and NO<sup>+</sup> Ion: Resonance effects in ON-X compounds and correlation with CD spectra.

Masthead.

Vitamin-B<sub>12</sub>-katalysierte C,C-Bindungsverknüpfung: Synthese von Jasmonaten via sequentielle Radikal-Reaktion.

Nucleotides. Part XLI. The 2-dansylethoxycarbonyl (  2-{[5-(dimethylamino)naphthalen-1-yl]sulfonyl}ethoxycarbonyl; dnseoc) group for protection of the 5′-hydroxy function in oligodeoxyribonucleotide synthesis.

Organic Diodes Based on Redox-Polymer Bilayer-Film-Modified Electrodes.

Metal complexes of macrocyclic ligands. Part XXXVII. Synthesis of Heteroditopic Bis-macrocycles and Their Potential for Preparing Heterobinuclear Metal Complexes.

FT-IR Investigation of Rare-Earth and Metal-Ion Solvation. Part 14. Interaction between uranyl perchlorate and dimethyl sulfoxide in anhydrous acetonitrile.

Synthesis of ( R)- and ( S)-5-(Hydroxymethyl)-3-isopropyloxazolidin-2-one, intermediates in the preparation of optically active β-blockers.

Synthesis and NMR Spectroscopic Investigation of a Macrocyclic Diphosphine Ligand and its nickel(II) and palladium(II) complexes.

Nitrostyrene Derivatives of Adenosine 5′-Glutarates Modified with an Alkyl Spacer and their inhibitory activity on epidermal growth factor receptor protein tyrosine kinase.