Works matching IS 0018019X AND DT 2002 AND VI 85 AND IP 10

Results: 43

A Selective HIV-Protease Assay Based on a Chromogenic Amino Acid.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3090, doi. 10.1002/1522-2675(200210)85:10<3090::AID-HLCA3090>3.0.CO;2-8

By:

Badalassi, Fabrizio;
Nguyen, Hong Khan;
Crotti, Paolo;
Reymond, Jean-Louis

Publication type:

Article

Conformation of Peptides Containing a Chiral α-Ethylated α, α-Disubstituted α-Amino Acid: ( S)- α-Ethylleucine (=(2 S)-2-Amino-2-ethyl-4-methylpentanoic Acid) within Sequences of Dimethylglycine and Diethylglycine Residues

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3197, doi. 10.1002/1522-2675(200210)85:10<3197::AID-HLCA3197>3.0.CO;2-Y

By:

Oba, Makoto;
Tanaka, Masakazu;
Kurihara, Masaaki;
Suemune, Hiroshi

Publication type:

Article

Solid-State Structures and Racemization of Lithiated Schöllkopf's Bis[Lactim Ether].

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3516, doi. 10.1002/1522-2675(200210)85:10<3516::AID-HLCA3516>3.0.CO;2-W

By:

Andrews, Philip C.;
Maguire, Melissa;
Pombo-Villar, Esteban

Publication type:

Article

Highly Enantioselective Asymmetric Autocatalysis of Pyrimidin-5-yl Alkanol Induced by Chiral 1,3-Disubstituted Hydrocarbon Allenes.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3383, doi. 10.1002/1522-2675(200210)85:10<3383::AID-HLCA3383>3.0.CO;2-B

By:

Sato, Itaru;
Matsueda, Yohei;
Kadowaki, Kousuke;
Yonekubo, Shigeru;
Shibata, Takanori;
Soai, Kenso

Publication type:

Article

Synthesis of Tetracyclic Analogues of Calcitriol (1 α,25-Dihydroxyvitamin D<sub>3</sub>) with Side-Chain-Locked Spatial Orientations at C(20).

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3251, doi. 10.1002/1522-2675(200210)85:10<3251::AID-HLCA3251>3.0.CO;2-Z

By:

Varela, Carmen;
Nilsson, Kristina;
Torneiro, Mercedes;
Mouriño, Antonio

Publication type:

Article

Synthesis of Substituted 1,5-Dioxaspiro[2.4]heptanes from 2,3- Dichloroprop-1-ene.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3262, doi. 10.1002/1522-2675(200210)85:10<3262::AID-HLCA3262>3.0.CO;2-R

By:

Alonso, Francisco;
Meléndez, Jaisiel;
Yus, Miguel

Publication type:

Article

Intramolecular Substitution Reaction of Alkylidene-Lithium Carbenoids: Regioselective Synthesis of Indenes.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3130, doi. 10.1002/1522-2675(200210)85:10<3130::AID-HLCA3130>3.0.CO;2-E

By:

Yanagisawa, Hideyuki;
Miura, Kasei;
Kitamura, Mitsuru;
Narasaka, Koichi;
Ando, Kaori

Publication type:

Article

Synthesis, Kinetics, and Molecular Docking of Novel 9-(2-Hydroxypropyl)purine Nucleoside Analogs as Ligands of Herpesviral Thymidine Kinases.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3237, doi. 10.1002/1522-2675(200210)85:10<3237::AID-HLCA3237>3.0.CO;2-3

By:

Pospisil, Pavel;
Pilger, Beatrice D.;
Marveggio, Stefania;
Schelling, Pierre;
Wurth, Christine;
Scapozza, Leonardo;
Folkers, Gerd;
Pongracic, Mario;
Mintas, Mladen;
Malic, Silvana Raic

Publication type:

Article

Crystallization of Poly( ε-caprolactone) under Nanoparticle Confinement.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3219, doi. 10.1002/1522-2675(200210)85:10<3219::AID-HLCA3219>3.0.CO;2-W

By:

O'Connor, Robert D.;
Zhang, Qi;
Wooley, Karen L.;
Schaefer, Jacob

Publication type:

Article

Asymmetric Polymer Synthesis by Repetitive Sakurai-Hosomi Allylation Reaction of Compounds Possessing Both Formyl and Allylsilane Functions.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3185, doi. 10.1002/1522-2675(200210)85:10<3185::AID-HLCA3185>3.0.CO;2-B

By:

Itsuno, Shinichi;
Kumagai, Toshihiro

Publication type:

Article

Optical Response of Porous Titania-Silica Waveguides to Surface Charging in Electrolyte Filled Pores.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3508, doi. 10.1002/1522-2675(200210)85:10<3508::AID-HLCA3508>3.0.CO;2-M

By:

Sefcik, Jan;
Kroslak, Marek;
Morbidelli, Massimo

Publication type:

Article

Dihydropyridine C-Glycoconjugates by Hantzsch Cyclocondensation. Synthesis of a C(6)-Glycosylated Nifedipine Analogue.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3331, doi. 10.1002/1522-2675(200210)85:10<3331::AID-HLCA3331>3.0.CO;2-X

By:

Dondoni, Alessandro;
Massi, Alessandro;
Minghini, Erik;
Bertolasi, Valerio

Publication type:

Article

Silylated Cyclohexadienes in Radical Chain Hydrosilylations.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3559, doi. 10.1002/1522-2675(200210)85:10<3559::AID-HLCA3559>3.0.CO;2-6

By:

Amrein, Stephan;
Studer, Armido

Publication type:

Article

β-Hairpins Generated from Hybrid Peptide Sequences Containing both α- and β-Amino Acids.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3313, doi. 10.1002/1522-2675(200210)85:10<3313::AID-HLCA3313>3.0.CO;2-P

By:

Gopi, Hosahudya N.;
Roy, Rituparna S.;
Raghothama, Srinivasa R.;
Karle, Isabella L.;
Balaram, Padmanabhan

Publication type:

Article

Water-Accelerated Organometallic Chemistry: Alkyne Carboalumination - Sulfinimine Addition and Asymmetric Synthesis of Allylic Amines.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3478, doi. 10.1002/1522-2675(200210)85:10<3478::AID-HLCA3478>3.0.CO;2-E

By:

Wipf, Peter;
Nunes, Ruth L.;
Ribe, Seth

Publication type:

Article

Chemistry of N, N-Bis(silyloxy)enamines, Part 5.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3489, doi. 10.1002/1522-2675(200210)85:10<3489::AID-HLCA3489>3.0.CO;2-6

By:

Lesiv, Alexey V.;
Ioffe, Sema L.;
Strelenko, Yury A.;
Tartakovsky, Vladimir A.

Publication type:

Article

Investigation of Synthetic Routes towards Derivatives of 3-(Phenylsulfonimidoyl)propanoic Acid.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3272, doi. 10.1002/1522-2675(200210)85:10<3272::AID-HLCA3272>3.0.CO;2-P

By:

Tye, Heather;
Skinner, Catharine L.

Publication type:

Article

Enantiomeric Separations in Capillary Electrochromatography with Crown Ether-Capped β-Cyclodextrin-Bonded Silica Particles as Chiral Stationary Phase.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3283, doi. 10.1002/1522-2675(200210)85:10<3283::AID-HLCA3283>3.0.CO;2-H

By:

Gong, Yinhan;
Lee, Hian Kee

Publication type:

Article

Conformational Modularity of an Abiotic Secondary-Structure Motif in Aqueous Solution.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3294, doi. 10.1002/1522-2675(200210)85:10<3294::AID-HLCA3294>3.0.CO;2-9

By:

Zych, Andrew J.;
Iverson, Brent L.

Publication type:

Article

Polystyrene-Supported (Catecholato)oxorhenium Complexes: Catalysts for Alcohol Oxidation with DMSO and for Deoxygenation of Epoxides to Alkenes with Triphenylphosphine.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3225, doi. 10.1002/1522-2675(200210)85:10<3225::AID-HLCA3225>3.0.CO;2-H

By:

Arterburn, Jeffrey B.;
Liu, Minghua;
Perry, Marc C.

Publication type:

Article

Theoretical Study of β-Peptide Models: Intrinsic Preferences of Helical Structures.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3144, doi. 10.1002/1522-2675(200210)85:10<3144::AID-HLCA3144>3.0.CO;2-P

By:

Wu, Yun-Dong;
Lin, Jin-Qiu;
Zhao, Yi-Lei

Publication type:

Article

1,3-Diethynylallenes: Carbon-Rich Modules for Three-Dimensional Acetylenic Scaffolding.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3052, doi. 10.1002/1522-2675(200210)85:10<3052::AID-HLCA3052>3.0.CO;2-4

By:

Livingston, Robert;
Cox, Liam R.;
Odermatt, Severin;
Diederich, François

Publication type:

Article

Efficient Synthesis of B-Iododialkyl- and B-Alkyldiiodoboranes as Their Acetonitrile Complexes: Application for the Enolboration-Aldolization of Ethyl Ketones.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3027, doi. 10.1002/1522-2675(200210)85:10<3027::AID-HLCA3027>3.0.CO;2-H

By:

Ramachandran, P. Veeraraghavan;
Zou, Mu-Fa;
Brown, Herbert C.

Publication type:

Article

New Asymmetric Catalysis by (Salen)cobalt(III) Complexes (Salen=[Bis(salicylidene)ethylenediaminato]={{2,2′-[ethane-1,2-diyl]bis[(nitrilo- κN)methylidyne]bis[phenolato- κO]}(2−)}) of cis- β-Structure: Enantioselective Baeyer-Villiger Oxidation of Prochiral Cyclobutanones

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3078, doi. 10.1002/1522-2675(200210)85:10<3078::AID-HLCA3078>3.0.CO;2-1

By:

Uchida, Tatsuya;
Katsuki, Tsutomu;
Ito, Katsuji;
Akashi, Suemi;
Ishii, Ayako;
Kuroda, Tomomi

Publication type:

Article

Spatially Resolved Derivatization of Solid-Phase-Synthesis Beads with Fluorescent Dendrimers: Creation of Localized Microdomains.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3532, doi. 10.1002/1522-2675(200210)85:10<3532::AID-HLCA3532>3.0.CO;2-F

By:

Cardona, Claudia M.;
Jannach, Stephan H.;
Huang, Hao;
Itojima, Yukiko;
Leblanc, Roger M.;
Gawley, Robert E.;
Baker, Gary A.;
Brauns, Eric B.

Publication type:

Article

Synthesis of Aristotelia-Type Alkaloids, Part XVI.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3400, doi. 10.1002/1522-2675(200210)85:10<3400::AID-HLCA3400>3.0.CO;2-2

By:

Galli, Renato;
Dobler, Markus;
Güller, Rolf;
Stahl, Reto;
Borschberg, Hans-Jürg

Publication type:

Article

Efficient Synthesis of α-Benzylidene- γ-methyl- γ-butyrolactones.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3525, doi. 10.1002/1522-2675(200210)85:10<3525::AID-HLCA3525>3.0.CO;2-#

By:

Mali, Raghao S.;
Babu, Kantipudi N.

Publication type:

Article

New Optically Active 2 H-Azirin-3-amines as Synthons for Enantiomerically Pure 2,2-Disubstituted Glycines: Synthesis of Synthons for Tyr(2Me) and Dopa(2Me), and Their Incorporation into Dipeptides.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3422, doi. 10.1002/1522-2675(200210)85:10<3422::AID-HLCA3422>3.0.CO;2-N

By:

Brun, Kathrin A.;
Linden, Anthony;
Heimgartner, Heinz

Publication type:

Article

Synthesis of Both Enantiomers of Flavanone and 2-Methylchromanone.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3473, doi. 10.1002/1522-2675(200210)85:10<3473::AID-HLCA3473>3.0.CO;2-7

By:

Noda, Yoshihiro;
Watanabe, Morio

Publication type:

Article

Multicenter Homogeneous Dendritic Catalysts: The Higher the Generation, the Better the Reactivity and Selectivity? - A Comparative Study of the Catalytic Efficiency of Dendrimeric [1,1′-Binaphthalene]-2,2′-diol-Derived Catalysts.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3444, doi. 10.1002/1522-2675(200210)85:10<3444::AID-HLCA3444>3.0.CO;2-7

By:

Chow, Hak-Fun;
Wan, Chi-Wai

Publication type:

Article

Catalytic Asymmetric Synthesis of O-Acetylcyanohydrins from Potassium Cyanide, Acetic Anhydride, and Aldehydes, Promoted by Chiral Salen Complexes of Titanium(IV) and Vanadium(V).

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3301, doi. 10.1002/1522-2675(200210)85:10<3301::AID-HLCA3301>3.0.CO;2-2

By:

Belokon, Yuri N.;
Carta, Paola;
Gutnov, Andrey V.;
Maleev, Viktor;
Moskalenko, Margarita A.;
Yashkina, Lidia V.;
Ikonnikov, Nicolai S.;
Voskoboev, Nikolai V.;
Khrustalev, Viktor N.;
North, Michael

Publication type:

Article

Synthesis and Biological Evaluation of Protein:Geranylgeranyltransferase I Inhibitors Based on the CaaX Box: Incorporation of Sugar Amino Acids as Dipeptide Isosters.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3455, doi. 10.1002/1522-2675(200210)85:10<3455::AID-HLCA3455>3.0.CO;2-#

By:

El Oualid, Farid;
Bruining, Leon;
Leroy, Ingrid M.;
Cohen, Louis H.;
van Boom, Jacques H.;
van der Marel, Gijs A.;
Overkleeft, Herman S.;
Overhand, Mark

Publication type:

Article

Construction of Bi- and Tricyclic Skeletons by Domino- Heck-Diels-Alder Reactions.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3161, doi. 10.1002/1522-2675(200210)85:10<3161::AID-HLCA3161>3.0.CO;2-2

By:

Körbe, Stefanie;
de Meijere, Armin;
Labahn, Thomas

Publication type:

Article

1,1-Disilyl Alcohols as d<sup>1</sup> Synthons: Harnessing the 1,2- Brook Rearrangement.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3349, doi. 10.1002/1522-2675(200210)85:10<3349::AID-HLCA3349>3.0.CO;2-K

By:

Fleming, Ian;
Lawrence, Annabel J.;
Richardson, Robert D.;
Surry, David S.;
West, Mark C.

Publication type:

Article

The Detection and Stability of DNA Duplexes Probed by MALDI Mass Spectrometry.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3136, doi. 10.1002/1522-2675(200210)85:10<3136::AID-HLCA3136>3.0.CO;2-F

By:

Sudha, Rajagopalan;
Zenobi, Renato

Publication type:

Article

Synthesis of Highly Functionalized Propargylic Alcohols: Direct Addition of Epoxy Acetylides to Aldehydes and Ketones.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3176, doi. 10.1002/1522-2675(200210)85:10<3176::AID-HLCA3176>3.0.CO;2-7

By:

Hoffmann-Röder, Anja;
Krause, Norbert

Publication type:

Article

Systematic Analysis of the Intramolecular Competition Associated with the Ring Closing Metathesis of Ene-Diene Systems of Differing Chain Length with a Pair of Ruthenium Catalysts.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3033, doi. 10.1002/1522-2675(200210)85:10<3033::AID-HLCA3033>3.0.CO;2-2

By:

Paquette, Leo A.;
Basu, Kallol;
Eppich, James C.;
Hofferberth, John E.

Publication type:

Article

Serendipitous Discovery of Peptide Dialkyl Peroxides.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3099, doi. 10.1002/1522-2675(200210)85:10<3099::AID-HLCA3099>3.0.CO;2-S

By:

Moretto, Alessandro;
De Zotti, Marta;
Scipionato, Laura;
Formaggio, Fernando;
Crisma, Marco;
Toniolo, Claudio;
Antonello, Sabrina;
Maran, Flavio;
Broxterman, Quirinus B.

Publication type:

Article

Nucleophilic Addition to CC Bonds, Part X.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3575, doi. 10.1002/1522-2675(200210)85:10<3575::AID-HLCA3575>3.0.CO;2-Q

By:

Tombo, Gerardo M. Ramos;
Ganter, Camille

Publication type:

Article

The Effect of a Non-nucleosidic Phenanthrene Building Block on DNA Duplex Stability.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3414, doi. 10.1002/1522-2675(200210)85:10<3414::AID-HLCA3414>3.0.CO;2-D

By:

Langenegger, Simon M.;
Häner, Robert

Publication type:

Article

Preparation and Characterization of Half-Sandwich (Pentamethylcyclopentadienyl)(triflato)titanium(IV) Complexes: Solid-State Structural Motifs and Catalysis Studies.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3366, doi. 10.1002/1522-2675(200210)85:10<3366::AID-HLCA3366>3.0.CO;2-Y

By:

Ngo, Silvana C.;
Toscano, Paul J.;
Welch, John T.

Publication type:

Article

Synthesis and Screening of New Chiral Ligands for the Copper-Catalysed Enantioselective Allylic Substitution.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3388, doi. 10.1002/1522-2675(200210)85:10<3388::AID-HLCA3388>3.0.CO;2-I

By:

Ongeri, Sandrine;
Piarulli, Umberto;
Roux, Maryline;
Monti, Chiara;
Gennari, Cesare

Publication type:

Article

Computation of Free Energy.

Published in:

Helvetica Chimica Acta, 2002, v. 85, n. 10, p. 3113, doi. 10.1002/1522-2675(200210)85:10<3113::AID-HLCA3113>3.0.CO;2-0

By:

van Gunsteren, Wilfred F.;
Daura, Xavier;
Mark, Alan E.

Publication type:

Article