Works matching IS 0018019X AND DT 1997 AND VI 80 AND IP 1

Results: 27

Nucleotides. Part L. Aglycone protection by the (2-dansylethoxy)carbonyl (= {2-{[5-(dimethylamino)naphthalen-l-yl]sulfonyl}ethoxy}carbonyl; dnseoc) group a new variation in oligodeoxyribonucleotide synthesis.

Published in:

Helvetica Chimica Acta, 1997, v. 80, n. 1, p. 200, doi. 10.1002/hlca.19970800118

By:

Wagner, Thomas;
Pfleiderer, Wolfgang

Publication type:

Article

Partial Synthesis and Characterization of the Mono-and Diepoxides of β-Cryptoxanthin.

Published in:

Helvetica Chimica Acta, 1997, v. 80, n. 1, p. 221, doi. 10.1002/hlca.19970800120

By:

Molnár, Péter;
Deli, József;
Matus, Zoltán;
Tóth, Gyula;
Steck, Andrea;
Pfander, Hanspeter

Publication type:

Article

Use of the Wolff Rearrangement of Diazo Ketones from Amino Acids as a synthetic method for the formation of oligonucleo-peptides: A novel approach to chimeric biomolecules.

Published in:

Helvetica Chimica Acta, 1997, v. 80, n. 1, p. 1, doi. 10.1002/hlca.19970800102

By:

Guibourdenche, Christel;
Seebach, Dieter;
Natt, François

Publication type:

Article

Syntheses and Reactions of Alkylthio- and Arylthio-Substituted 1,6-Methano[10]annulenes.

Published in:

Helvetica Chimica Acta, 1997, v. 80, n. 1, p. 128, doi. 10.1002/hlca.19970800113

By:

Bryant-Friedrich, Amanda C.;
Neidlein, Richard

Publication type:

Article

The Absolute Configuration of 3-Methylpyrrolidine Alkaloids from Poison Glands of Ants Leptothoracini (Myrmicinae).

Published in:

Helvetica Chimica Acta, 1997, v. 80, n. 1, p. 267, doi. 10.1002/hlca.19970800124

By:

Koob, Robert;
Rudolph, Christiane;
Veith, Hans Jiirgen

Publication type:

Article

A Novel and Efficient Approach for the Combinatorial Synthesis of Structurally Diverse Pyrimidines on solid support.

Published in:

Helvetica Chimica Acta, 1997, v. 80, n. 1, p. 65, doi. 10.1002/hlca.19970800106

By:

Obrecht, Daniel;
Abrecht, Christine;
Grieder, Alfred;
Villalgordo, José M.

Publication type:

Article

Configurational Description of Chiral Fullerenes and Fullerene Derivatives with a Chiral Functionalization Pattern.

Published in:

Helvetica Chimica Acta, 1997, v. 80, n. 1, p. 183, doi. 10.1002/hlca.19970800117

By:

Thilgen, Carlo;
Herrmann, Andreas;
Diederich, François

Publication type:

Article

Masthead.

Published in:: Helvetica Chimica Acta, 1997, v. 80, n. 1, p. fmi, doi. 10.1002/hlca.19970800101
Publication type:: Article

6-Azabicyclo[3.1.0]hex-30-en-2-ol Derivative, photochemically generated building blocks for bicyclic β-lactams.

Published in:

Helvetica Chimica Acta, 1997, v. 80, n. 1, p. 121, doi. 10.1002/hlca.19970800112

By:

Glarner, Fabrice;
Thornton, Steven R.;
Schärer, Daniel;
Bernardinelli, Gérald;
Burger, Ulrich

Publication type:

Article

New Heptalenes Substituted with Extended π-Systems.

Published in:

Helvetica Chimica Acta, 1997, v. 80, n. 1, p. 253, doi. 10.1002/hlca.19970800123

By:

Houar, Sarah El;
Hansen, Hans-Jürgen

Publication type:

Article

Long-Distance Effect on One-Bond CC Scalar couplings upon introduction of a double bond in bicyclic systems.

Published in:

Helvetica Chimica Acta, 1997, v. 80, n. 1, p. 59, doi. 10.1002/hlca.19970800105

By:

Jones, Graeme R.;
Caldarelli, Stefano;
Vogel, Pierre

Publication type:

Article

Cyclo-β-peptides: Structure and tubular stacking of cyclic tetramers of 3-aminobutanoic acid as determined from powder diffraction data.

Published in:

Helvetica Chimica Acta, 1997, v. 80, n. 1, p. 173, doi. 10.1002/hlca.19970800116

By:

Seebach, Dieter;
Matthews, Jennifer L.;
Meden, Anton;
Wessels, Thomas;
Baerlocher, Christian;
McCusker, Lynne B.

Publication type:

Article

Mitteilungen.

Published in:: Helvetica Chimica Acta, 1997, v. 80, n. 1, p. 317, doi. 10.1002/hlca.19970800127
Publication type:: Article

Synthesen neuer Phosphono-Analoga von Pantethein-derivaten.

Published in:

Helvetica Chimica Acta, 1997, v. 80, n. 1, p. 97, doi. 10.1002/hlca.19970800109

By:

Neidlein, R.;
Li, S.

Publication type:

Article

The Diyne Reaction of 3, 3′-Bis(phenylethynyl)-2, 2′-bithiophene Derivatives via Rhodium Complexes: A novel approach to condensed benzo[2, 1-b :3, 4-b′]dithiophenes.

Published in:

Helvetica Chimica Acta, 1997, v. 80, n. 1, p. 111, doi. 10.1002/hlca.19970800111

By:

Dahlmann, Uwe;
Neidlein, Richard

Publication type:

Article

Metal Complexes with Macrocyclic Ligands. Part XLIII. Tetraazamacrocyclic nickel(II) and copper(II) complexes with aliphatic methylthio- and methoxy-substituted pendant chains.

Published in:

Helvetica Chimica Acta, 1997, v. 80, n. 1, p. 241, doi. 10.1002/hlca.19970800122

By:

Schmid, Claudio L.;
Neuburger, Markus;
Zehnder, Margareta;
Kaden, Thomas A.;
Bujno, Krzysztof;
Bilewicz, Renata

Publication type:

Article

Naphthopyranquinone Antibiotics: Novel enantioselective syntheses of frenolicin B and some of its stereoisomers.

Published in:

Helvetica Chimica Acta, 1997, v. 80, n. 1, p. 43, doi. 10.1002/hlca.19970800104

By:

Masquelin, Thierry;
Hengartnerb, Urs;
Streith, Jacques

Publication type:

Article

Origin of diastereoselectivity in the thermal [4+2] cycloadditions of dienophiles derived from Oppolzer's sultams: Steric vs. Stereoelectronic Influences.

Published in:

Helvetica Chimica Acta, 1997, v. 80, n. 1, p. 146, doi. 10.1002/hlca.19970800115

By:

Chapuis, Christian;
Laumer, Jean-Yves De Saint;
Marty, Maurus

Publication type:

Article

Methanofullerene Molecular Scaffolding: Towards C60-substituted poly(triacetylenes) and expanded radialenes, preparation of a C60-C70 hybrid derivative, and a novel macrocyclization reaction.

Published in:

Helvetica Chimica Acta, 1997, v. 80, n. 1, p. 293, doi. 10.1002/hlca.19970800126

By:

Nierengarten, Jean-Franjois;
Herrmann, Andreas;
Tykwinski, Rik R.;
Riittimann, Markus;
Diederich, Francois;
Boudon, Corinne;
Gisselbrecht, Jean-Paul;
Gross, Maurice

Publication type:

Article

Lanthanide Complexes of Polyacid Ligands derived from 2, 6-bis(pyrazol-1-yl)pyridine, pyrazine, and 6, 6′-bis(pyrazol-1-yl)-2, 2′-bipyridine: Synthesis and luminescence properties.

Published in:

Helvetica Chimica Acta, 1997, v. 80, n. 1, p. 86, doi. 10.1002/hlca.19970800108

By:

Rodriguez-Ubis, Juan Carlos;
Sedano, Rosa;
Barroso, Gemma;
Juanes, Olga;
Brunet, Ernesto

Publication type:

Article

Binuclear Copper(II) Complexes with Robsori-Type Ligands. Synthesis, characterization, crystal structure, and magnetic properties.

Published in:

Helvetica Chimica Acta, 1997, v. 80, n. 1, p. 213, doi. 10.1002/hlca.19970800119

By:

Cheng, Peng;
Liao, Daizheng;
Yan, Shiping;
Cui, Jianzhong;
Jiang, Zonghui;
Wang, Genglin;
Yao, Xinkan;
Wang, Honggen

Publication type:

Article

Models for the Active Center of Pterin-Containing Molybdenum Enzymes: Crystal structure of a molybdenum complex with sulfur and pterin ligands.

Published in:

Helvetica Chimica Acta, 1997, v. 80, n. 1, p. 103, doi. 10.1002/hlca.19970800110

By:

Fischer, Berthold;
Schmalle, Helmut W.;
Baumgartner, Markus R.;
Viscontini, Max

Publication type:

Article

Ringöffnungen von sterisch gehinderten spirocyclischen 2, 5-Dihydro-1, 3, 4-thiadiazolen mit cycloaliphatischen, sekundären Aminen.

Published in:

Helvetica Chimica Acta, 1997, v. 80, n. 1, p. 230, doi. 10.1002/hlca.19970800121

By:

Miostoń, Grzegorz;
Romańsld, Jaroslaw;
Linden, Anthony;
Heimgartner, Heinz

Publication type:

Article

Konfigurations- und konformationsisomere antiaromatische [28]Tetraoxaporphyrinoide(4.2.4.2) und aromatische [26]Tetraoxaporphyrin(4.2.4.2)-dikationen. Eine neue Form molekularer Dynamik in makrocyclischen Systemen.

Published in:

Helvetica Chimica Acta, 1997, v. 80, n. 1, p. 14, doi. 10.1002/hlca.19970800103

By:

Märkl, Gottfried;
Stiegler, Jürgen;
Kreitmeier, Peter;
Burgemeister, Thomas;
Kastner, Fritz;
Dove, Stefan

Publication type:

Article

Synthesis and Odor of Chiral Partial Structures of Khusimone. Part 1.

Published in:

Helvetica Chimica Acta, 1997, v. 80, n. 1, p. 139, doi. 10.1002/hlca.19970800114

By:

Sprdizer, Helmut;
Pichler, Andrea;
Holzer, Wolfgang;
Toth, Irene;
Zuchart, Bettina

Publication type:

Article

An Unexpected Isomerization of N-Aryl-3-amino-4-nitroisothiazol-5(2 H)-imines to 2-(Benzothiazol-2-yl)-2-nitroethene-l, l-diamines.

Published in:

Helvetica Chimica Acta, 1997, v. 80, n. 1, p. 273, doi. 10.1002/hlca.19970800125

By:

Argilagos, Dally Moya;
Trimiño, María I. García;
Cabrera, Arturo Macías;
Linden, Anthony;
Heimgartner, Heinz

Publication type:

Article

Oligonucleotides Containing Consecutive 2′-Deoxyisoguanosine Residues: Synthesis, duplexes with parallel chain orientation, and aggregation.

Published in:

Helvetica Chimica Acta, 1997, v. 80, n. 1, p. 73, doi. 10.1002/hlca.19970800107

By:

Seela, Frank;
Wei, Changfu

Publication type:

Article