Works matching IS 0018019X AND DT 2000 AND VI 83 AND IP 9

Results: 41

Specific Purine-Purine Base Pairing in Linear Alanyl-Peptide Nucleic Acids.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2580, doi. 10.1002/1522-2675(20000906)83:9<2580::AID-HLCA2580>3.0.CO;2-6

By:

Hoffmann, Markus F. H.;
Brückner, Arndt M.;
Hupp, Thomas;
Engels, Bernd;
Diederichsen, Ulf

Publication type:

Article

Toward Creation of a Universal NMR Database for Stereochemical Assignment: The Case of 1,3,5-Trisubstituted Acyclic Systems.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2562, doi. 10.1002/1522-2675(20000906)83:9<2562::AID-HLCA2562>3.0.CO;2-Z

By:

Kobayashi, Yoshihisa;
Tan, Choon-Hong;
Kishi, Yoshito

Publication type:

Article

The Chemistry of Vicinal Tricarbonyls: Total Syntheses of Elastase Inhibitors YM-47141 and YM-47142.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2607, doi. 10.1002/1522-2675(20000906)83:9<2607::AID-HLCA2607>3.0.CO;2-B

By:

Wasserman, Harry H.;
Chen, Jyun-Hung;
Xia, Mingde

Publication type:

Article

On the Early Steps of Cineol Biosynthesis in Eucalyptus globulus.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2504, doi. 10.1002/1522-2675(20000906)83:9<2504::AID-HLCA2504>3.0.CO;2-Z

By:

Rieder, Christoph;
Jaun, Bernhard;
Arigoni, Duilio

Publication type:

Article

Novel Regio- and Stereoselective Cascade 6- endo-trig Cyclisations from Polyene Acyl Radical Intermediates Leading to Steroid-Like Pentacycles and Heptacycles.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2629, doi. 10.1002/1522-2675(20000906)83:9<2629::AID-HLCA2629>3.0.CO;2-W

By:

Handa, Sandeep;
Nair, Prathap S.;
Pattenden, Gerald

Publication type:

Article

Reactions of Peroxynitrite with Phenolic and Carbonyl Compounds: Flavonoids are not Scavengers of Peroxynitrite.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2412, doi. 10.1002/1522-2675(20000906)83:9<2412::AID-HLCA2412>3.0.CO;2-E

By:

Tibi, Sonja;
Koppenol, Willem H.

Publication type:

Article

Synthesis and Properties of Flavin Ribofuranosides and Flavin Ribopyranosides.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2452, doi. 10.1002/1522-2675(20000906)83:9<2452::AID-HLCA2452>3.0.CO;2-6

By:

Schwögler, Anja;
Gramlich, Volker;
Carell, Thomas

Publication type:

Article

Solid-Phase Synthesis Using (Allyloxy)carbonyl(Alloc) Chemistry of a Putative Heptapeptide Intermediate in Vancomycin Biosynthesis Containing m-Chloro-3-hydroxytyrosine.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2572, doi. 10.1002/1522-2675(20000906)83:9<2572::AID-HLCA2572>3.0.CO;2-X

By:

Freund, Ernst;
Vitali, Francesca;
Linden, Anthony;
Robinson, John A.

Publication type:

Article

Conformation-Family Monte Carlo (CFMC): An Efficient Computational Method for Identifying the Low-Energy States of a Macromolecule.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2214, doi. 10.1002/1522-2675(20000906)83:9<2214::AID-HLCA2214>3.0.CO;2-E

By:

Pillardy, Jaroslaw;
Czaplewski, Cezary;
Wedemeyer, William J.;
Scheraga, Harold A.

Publication type:

Article

Pd-Catalyzed Allylic Substitution with Enantiomerically Pure Catalysts and Chiral Non-Racemic Substrates: A New Approach to Catalyst-Based Regiocontrol, Preliminary Communication.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2287, doi. 10.1002/1522-2675(20000906)83:9<2287::AID-HLCA2287>3.0.CO;2-J

By:

Loiseleur, Olivier;
Elliott, Mark C.;
von Matt, Peter;
Pfaltz, Andreas

Publication type:

Article

Synthesis of β-Hexa- and β-Heptapeptides Containing Novel β2,3-Amino Acids with Two Serine or Two Cysteine Side Chains - CD- and NMR-Spectroscopic Evidence for 314-Helical Secondary Structures in Water.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2115, doi. 10.1002/1522-2675(20000906)83:9<2115::AID-HLCA2115>3.0.CO;2-E

By:

Seebach, Dieter;
Jacobi, Albrecht;
Rueping, Magnus;
Gademann, Karl;
Ernst, Martin;
Jaun, Bernhard

Publication type:

Article

Stereochemistry of the Methyl Group in ( R)-3-Methylitaconate Derived by Rearrangement of 2-Methylideneglutarate Catalysed by a Coenzyme B12-Dependent Mutase.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2550, doi. 10.1002/1522-2675(20000906)83:9<2550::AID-HLCA2550>3.0.CO;2-C

By:

Ciceri, Daniele;
Pierik, Antonio J.;
Hartrampf, Günter;
Bröker, Gerd;
Speranza, Giovanna;
Buckel, Wolfgang;
Cornforth, Sir John;
Golding, Bernard T.

Publication type:

Article

Molecular Shape and Crystal Packing: a Study of C12H12 Isomers, Real and Imaginary.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2317, doi. 10.1002/1522-2675(20000906)83:9<2317::AID-HLCA2317>3.0.CO;2-R

By:

Dunitz, Jack D.;
Filippini, Giuseppe;
Gavezzotti, Angelo

Publication type:

Article

Synthesis of a Photoaffinity-Labeled (11 Z)-Retinal: Identification of Retinal/Rhodopsin Cross-Linked Sites along the Visual-Transduction Path.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2617, doi. 10.1002/1522-2675(20000906)83:9<2617::AID-HLCA2617>3.0.CO;2-9

By:

Souto, Maria L.;
Um, Joann;
Borhan, Babak;
Nakanishi, Koji

Publication type:

Article

Synthesis and Pairing Properties of Oligodeoxynucleotides Containing N7-(Purin-2-amine Deoxynucleosides).

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2514, doi. 10.1002/1522-2675(20000906)83:9<2514::AID-HLCA2514>3.0.CO;2-X

By:

Parel, Serge P.;
Leumann, Christian J.

Publication type:

Article

Synthesis of Macrocyclic Insect-Derived Alkaloids.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2594, doi. 10.1002/1522-2675(20000906)83:9<2594::AID-HLCA2594>3.0.CO;2-H

By:

Farmer, Jay J.;
Schroeder, Frank C.;
Meinwald, Jerrold

Publication type:

Article

Using Crystal Optics to Demonstrate Single-Layer Localization of a Solid-State Chain Reaction.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2352, doi. 10.1002/1522-2675(20000906)83:9<2352::AID-HLCA2352>3.0.CO;2-C

By:

Pate, Kevin L.;
McBride, J. Michael

Publication type:

Article

The Astounding Chemistry of a 2-Amino-1,2-dihydroisoquinoline Derivative.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2363, doi. 10.1002/1522-2675(20000906)83:9<2363::AID-HLCA2363>3.0.CO;2-4

By:

Durst, Toni;
Finke, Jürgen A.;
Huisgen, Rolf;
Temme, Robert

Publication type:

Article

Novel Fluoride-Labile Nucleobase-Protecting Groups for the Synthesis of 3′(2′)- O-Aminoacylated RNA Sequences.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2477, doi. 10.1002/1522-2675(20000906)83:9<2477::AID-HLCA2477>3.0.CO;2-9

By:

Stutz, Alfred;
Höbartner, Claudia;
Pitsch, Stefan

Publication type:

Article

Synthese von Sulfolenobilinen und deren Cyclisierung zu Chlorinatozink-Fulleren-Dyaden.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2231, doi. 10.1002/1522-2675(20000906)83:9<2231::AID-HLCA2231>3.0.CO;2-S

By:

Kutzki, Olaf;
Walter, Andreas;
Montforts, Franz-Peter

Publication type:

Article

Mimicking the Reaction of Phenylalanine Ammonia Lyase by a Synthetic Model.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2246, doi. 10.1002/1522-2675(20000906)83:9<2246::AID-HLCA2246>3.0.CO;2-X

By:

Rettig, Martin;
Sigrist, Andreas;
Rétey, János

Publication type:

Article

Catalysis of 3-Carboxy-1,2-benzisoxazole Decarboxylation by Hydrophobic Antibody Binding Pockets.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2183, doi. 10.1002/1522-2675(20000906)83:9<2183::AID-HLCA2183>3.0.CO;2-C

By:

Hotta, Kinya;
Kikuchi, Kazuya;
Hilvert, Donald

Publication type:

Article

Intra- and Intermolecular H-Bonds of Alcohols in DMSO, 1H-NMR Analysis of Inter-Residue H-Bonds in Selected Oligosaccharides: Cellobiose, Lactose, N, N′-Diacetylchitobiose, Maltose, Sucrose, Agarose, and Hyaluronates.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2055, doi. 10.1002/1522-2675(20000906)83:9<2055::AID-HLCA2055>3.0.CO;2-C

By:

Bernet, Bruno;
Vasella, Andrea

Publication type:

Article

Catalytic Enantioselective Chlorination and Bromination of β-Keto Esters.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2425, doi. 10.1002/1522-2675(20000906)83:9<2425::AID-HLCA2425>3.0.CO;2-V

By:

Hintermann, Lukas;
Togni, Antonio

Publication type:

Article

Asymmetric Synthesis of Planar Chiral (Arene)tricarbonylchromium Complexes via Enantioselective Deprotonation by Conformationally Constrained Chiral Lithium-Amide Bases.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2436, doi. 10.1002/1522-2675(20000906)83:9<2436::AID-HLCA2436>3.0.CO;2-N

By:

Pache, Sandrine;
Botuha, Candice;
Franz, Roberto;
Kündig, E. Peter;
Einhorn, Jacques

Publication type:

Article

On the Conformations of Halichlorine and the Pinnaic Acids: Nitrogen Inversion as a Possible Determinant of Biological Profile.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2344, doi. 10.1002/1522-2675(20000906)83:9<2344::AID-HLCA2344>3.0.CO;2-2

By:

Trauner, Dirk;
Churchill, David G.;
Danishefsky, Samuel J.

Publication type:

Article

Molecular-Dynamics Studies of Single-Stranded Hexitol, Altritol, Mannitol, and Ribose Nucleic Acids (HNA, MNA, ANA, and RNA, Resp.) and of the Stability of HNA⋅RNA, ANA⋅RNA, and MNA⋅RNA Duplexes.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2153, doi. 10.1002/1522-2675(20000906)83:9<2153::AID-HLCA2153>3.0.CO;2-I

By:

Froeyen, Mattheus;
Wroblowski, Berthold;
Esnouf, Robert;
De Winter, Hans;
Allart, Brigitte;
Lescrinier, Eveline;
Herdewijn, Piet

Publication type:

Article

Oligosaccharide Analogues of Polysaccharides, Part 20 , NMR Analysis of Templated Cellodextrins Possessing Two Parallel Chains: A Mimic for Cellulose I?

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2072, doi. 10.1002/1522-2675(20000906)83:9<2072::AID-HLCA2072>3.0.CO;2-Q

By:

Bernet, Bruno;
Xu, Jinwang;
Vasella, Andrea

Publication type:

Article

Molecular Recognition of DNA by Hoechst Benzimidazoles: Exploring Beyond the Pyrrole-Imidazole-Hydroxypyrrole Polyamide-Pairing Code.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2197, doi. 10.1002/1522-2675(20000906)83:9<2197::AID-HLCA2197>3.0.CO;2-N

By:

Minehan, Thomas G.;
Gottwald, Konstanze;
Dervan, Peter B.

Publication type:

Article

Synthesis and Properties of 2,3-Dihydro-1 H-corannuleno[2,3- cd]pyridine (=2,3-Dihydro-1 H-dibenzo[1,10 : 6,7]fluorantheno[3,4- cd]pyridine) Derivatives: Heterocyclic peri-Anellated Corannulenes.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2644, doi. 10.1002/1522-2675(20000906)83:9<2644::AID-HLCA2644>3.0.CO;2-L

By:

Steffens, Ralph J.;
Baldridge, Kim K.;
Siegel, Jay S.

Publication type:

Article

Substitution of Adenine by Purine-2,6-diamine Improves the Nonenzymatic Oligomerization of Ribonucleotides on Templates Containing Thymidine.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2541, doi. 10.1002/1522-2675(20000906)83:9<2541::AID-HLCA2541>3.0.CO;2-8

By:

Hartel, Christian;
Göbel, Michael W.

Publication type:

Article

2′-Deoxyuridine and 2′-Deoxyisocytidine as Constituents of DNA with Parallel Chain Orientation: The Stabilization of the iCd⋅Gd Base Pair by the 5-Methyl Group.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2527, doi. 10.1002/1522-2675(20000906)83:9<2527::AID-HLCA2527>3.0.CO;2-D

By:

Seela, Frank;
He, Yang

Publication type:

Article

Synthesis and Fluorescence Properties of Novel Transmembrane Probes and Determination of Their Orientation within Vesicles.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2464, doi. 10.1002/1522-2675(20000906)83:9<2464::AID-HLCA2464>3.0.CO;2-T

By:

Quesada, Ernesto;
Ardhammar, Malin;
Nordén, Bengt;
Miesch, Michel;
Duportail, Guy;
Bonzi-Coulibaly, Yvonne;
Nakatani, Yoichí;
Ourisson, Guy

Publication type:

Article

Studies for a Variable Synthesis of Colchicinoids: Construction of Ring A on a Heptalene Moiety.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2383, doi. 10.1002/1522-2675(20000906)83:9<2383::AID-HLCA2383>3.0.CO;2-0

By:

Meyer, Markus;
Abou-Hadeed, Khaled;
Hansen, Hans-Jürgen

Publication type:

Article

On RNA Triplet Interactions: NMR Study of the Short Intramolecular Duplex Formed by r[GCAm1G-p-O(CH2CH2O)6-p-UGCC], Preliminary Communication.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2336, doi. 10.1002/1522-2675(20000906)83:9<2336::AID-HLCA2336>3.0.CO;2-T

By:

Ebert, Marc-Olivier;
Jaun, Bernhard;
Pils, Werner;
Micura, Ronald

Publication type:

Article

Concentration of Simple Aldehydes by Sulfite-Containing Double-Layer Hydroxide Minerals: Implications for Biopoesis.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2398, doi. 10.1002/1522-2675(20000906)83:9<2398::AID-HLCA2398>3.0.CO;2-5

By:

Pitsch, Stefan;
Krishnamurthy, Ramanarayanan;
Arrhenius, Gustaf

Publication type:

Article

NMR Solution Structure of Phospholamban.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2141, doi. 10.1002/1522-2675(20000906)83:9<2141::AID-HLCA2141>3.0.CO;2-W

By:

Lamberth, Stefanie;
Schmid, Holger;
Muenchbach, Martin;
Vorherr, Thomas;
Krebs, Joachim;
Carafoli, Ernesto;
Griesinger, Christian

Publication type:

Article

Application of the Novel Tandem Process Diels-Alder Reaction/ Ireland-Claisen Rearrangement to the Synthesis of rac-Juvabione and rac-Epijuvabione.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2266, doi. 10.1002/1522-2675(20000906)83:9<2266::AID-HLCA2266>3.0.CO;2-T

By:

Soldermann, Nicolas;
Velker, Joerg;
Vallat, Olivier;
Stoeckli-Evans, Helen;
Neier, Reinhard

Publication type:

Article

Fishing for Catalysts: Mechanism-Based Probes for Active Species in Solution.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2192, doi. 10.1002/1522-2675(20000906)83:9<2192::AID-HLCA2192>3.0.CO;2-G

By:

Adlhart, Christian;
Chen, Peter

Publication type:

Article

A New Orthogonal Suppressor tRNA/Aminoacyl-tRNA Synthetase Pair for Evolving an Organism with an Expanded Genetic Code.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2277, doi. 10.1002/1522-2675(20000906)83:9<2277::AID-HLCA2277>3.0.CO;2-L

By:

Pastrnak, Miro;
Magliery, Thomas J.;
Schultz, Peter G.

Publication type:

Article

Co α-(1 H-Imidazolyl)- Co β-methylcob(III)amide: Model for Protein-Bound Corrinoid Cofactors.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2295, doi. 10.1002/1522-2675(20000906)83:9<2295::AID-HLCA2295>3.0.CO;2-T

By:

Fasching, Mario;
Schmidt, Wolfgang;
Kräutler, Bernhard;
Stupperich, Erhard;
Schmidt, Andrea;
Kratky, Christoph

Publication type:

Article