Works matching IS 0018019X AND DT 2004 AND VI 87 AND IP 8

Results: 26

Voltammetry as a Virtual Potentiometric Sensor in Modelling of a Metal/Ligand System and Refinement of Stability Constants. Part 2: Differential-Pulse- and Sampled-Current-Polarographic and Virtual Free-Metal-Ion Potentiometric Study of a Bismuth(III)/Picolinic Acid/Hydroxide System

Published in:

Helvetica Chimica Acta, 2004, v. 87, n. 8, p. 2135

By:

Ignacy Cukrowski;
Jian 4;Min Zhang;
Anton van 4;Aswegen

Publication type:

Article

Seven New Norditerpenoid Alkaloids from Spanish Consolida orientalis.

Published in:

Helvetica Chimica Acta, 2004, v. 87, n. 8, p. 2110

By:

Alenguer Alva;
Maritza Grandez;
Alberto Madinaveitia;
Gabriel de 4;la 4;Fuente;
José 4;A. Gavín

Publication type:

Article

(E/Z)-Isomerization of 3′-Epilutein.

Published in:

Helvetica Chimica Acta, 2004, v. 87, n. 8, p. 2169

By:

Péter Molnár;
József Deli;
Erzsébet Ősz;
Zoltán Matus;
Gyula Tóth;
Ferenc Zsila

Publication type:

Article

A Pair of Novel Heptentriol Stereoisomers from the Ascomycete Daldinia concentrica.

Published in:

Helvetica Chimica Acta, 2004, v. 87, n. 8, p. 2131

By:

Fei Wang;
Ji-Kai Liu

Publication type:

Article

Acovulparine, a New Norditerpene Alkaloid from Aconitum vulparia.

Published in:

Helvetica Chimica Acta, 2004, v. 87, n. 8, p. 2125

By:

Dezső Csupor;
Peter Forgo;
Imre Máthé;
Judit Hohmann

Publication type:

Article

Efficient Synthesis of α,β-Epoxy Carbonyl Compounds in Acetonitrile: Darzens Condensation of Aromatic Aldehydes with Ethyl Chloroacetate.

Published in:

Helvetica Chimica Acta, 2004, v. 87, n. 8, p. 1958

By:

Zong-Ting Wang;
Li-Wen Xu;
Chun-Gu Xia;
Han-Qing Wang

Publication type:

Article

Confirmation of the Absolute (3R,3′S,6′R)-Configuration of (all-E)-3′-Epilutein.

Published in:

Helvetica Chimica Acta, 2004, v. 87, n. 8, p. 2159

By:

Péter Molnár;
József Deli;
Erzsébet Ősz;
Ferenc Zsila;
Miklós Simonyi;
Gyula Tóth

Publication type:

Article

A New Preparation of 1,3,3-Trimethylbicyclo[2.2.2]octan-2,6-dione, a Never Isolated Intermediate in a Total Synthesis of (+)-Norpatchoulenol. Formal Total Synthesis of (±)-Iso-Norpatchoulenol.

Published in:

Helvetica Chimica Acta, 2004, v. 87, n. 8, p. 2120

By:

Angela La 4;Bella;
Francesca Leonelli;
Ilse De 4;Salve;
Luisa 4;M. Migneco;
Rinaldo Marini 4;Bettolo

Publication type:

Article

Three New Homologous 3-Alkyl-1,4-benzoquinones from the Fruiting Bodies of Daldinia concentrica.

Published in:

Helvetica Chimica Acta, 2004, v. 87, n. 8, p. 2022

By:

Xiang-Dong Qin;
Ji-Kai Liu

Publication type:

Article

An Unusual Domino Retro-Ene–Conia Reaction: Regio- and Stereoselective One-Carbon Ring Expansion of Fenchol Derivatives.

Published in:

Helvetica Chimica Acta, 2004, v. 87, n. 8, p. 1990

By:

Georg Rüedi;
Dimitri 4;N. Laikov;
Hans-Jürgen Hansen

Publication type:

Article

Thermal Isomerization of Isoborneols and Dehydroisoborneols to New Chiral Building Blocks in Terpenoid Synthesis.

Published in:

Helvetica Chimica Acta, 2004, v. 87, n. 8, p. 1968

By:

Georg Rüedi;
Hans-Jürgen Hansen

Publication type:

Article

Lycopodine-Type Lycopodium Alkaloids from Huperzia serrata.

Published in:

Helvetica Chimica Acta, 2004, v. 87, n. 8, p. 1963

By:

Chang-Heng Tan;
Da-Yuan Zhu

Publication type:

Article

Natural p-Menthene Monoterpenes: Synthesis of the Enantiomeric Forms of Wine Lactone, Epi-wine Lactone, Dill Ether, and Epi-dill Ether Starting from a Common Intermediate.

Published in:

Helvetica Chimica Acta, 2004, v. 87, n. 8, p. 2100

By:

Stefano Serra;
Claudio Fuganti

Publication type:

Article

Phosphorus-Nitrogen Compounds: Novel Spirocyclic Phosphazene Derivatives. Structure of 3,3″-Propane-1,3-diylbis[4′,4′,6′,6′-tetrachloro-3,4-dihydrospiro[1,3,2-benzoxazaphosphorine-2,2′λ5-[4λ5,6λ5][1,3,5,2,4,6]triazatriphosphorine]]Part VIII; for Part VII, see [1].

Published in:

Helvetica Chimica Acta, 2004, v. 87, n. 8, p. 2088

By:

Selen Bilge;
Amgalan Natsagdorj;
Şemsay Demiriz;
Nagihan Çaylak;
Zeynel Kılıç;
Tuncer Hökelek

Publication type:

Article

A New Diterpenoid Alkaloid from Aconitum episcopale.

Published in:

Helvetica Chimica Acta, 2004, v. 87, n. 8, p. 2085

By:

Zi 4;Yan Li;
Jingfeng Zhao;
Jing-Hua Yang;
Hong 4;Bin Zhang;
Liang Li

Publication type:

Article

Der Mechanismus der Alken-Ozonolyse – eine kritische Betrachtung.

Published in:

Helvetica Chimica Acta, 2004, v. 87, n. 8, p. 2074

By:

Kurt Schank

Publication type:

Article

Isolation and Structure Elucidation of Enniatins L, M1, M2, and N: Novel Hydroxy Analogs.

Published in:

Helvetica Chimica Acta, 2004, v. 87, n. 8, p. 2066

By:

Pornrapee Vongvilai;
Masahiko Isaka;
Prasat Kittakoop;
Prasert Srikitikulchai;
Palangpon Kongsaeree;
Samran Prabpai;
Yodhathai Thebtaranonth

Publication type:

Article

Aurophilic towards H-Bonding Interactions in Phosphine-pyrazolato-gold(I) Complexes: Luminescence Studies and Crystal Structure of {3,5-Bis[4-(octyloxy)phenyl]-1H-pyrazolato-κN1}(triphenylphosphine)gold—{3,5-Bis[4-(octyloxy)phenyl]-1H-pyrazole} ([Au(pzop2)(PPh3)]⋅(Hpzop2))

Published in:

Helvetica Chimica Acta, 2004, v. 87, n. 8, p. 2057

By:

Paloma Ovejero;
Mercedes Cano;
José 4;A. Campo;
José 4;V. Heras;
Antonio Laguna;
Olga Crespo;
Elena Pinilla;
M. 4;Rosario Torres

Publication type:

Article

Berchemins A and B: Novel Enzyme-Inhibiting Dimeric Lignan Glycosides from Berchemia pakistanica.

Published in:

Helvetica Chimica Acta, 2004, v. 87, n. 8, p. 2050

By:

Naveen Mukhtar;
Abdul Malik;
Kiran Iqbal;
Rasool 4;Bakhsh Tareen;
Shamsun 4;Nahar Khan;
Sarfraz 4;Ahmad Nawaz;
M. 4;Iqbal Choudhary

Publication type:

Article

Ozonolyse von Enolethern. 10. MitteilungFür die 8. und 9. Mitteilung, s. [1].: Ozonisierung von Enolethern aus 1,2- und 1,3-Dicarbonyl-Verbindungen: direkte quantitative Synthese von Phthalonsäure-anhydrid.

Published in:

Helvetica Chimica Acta, 2004, v. 87, n. 8, p. 2025

By:

Kurt Schank;
Horst Beck;
Susanne Pistorius

Publication type:

Article

Contents: HCA 8/2004.

Published in:: Helvetica Chimica Acta, 2004, v. 87, n. 8, p. NA
Publication type:: Article

Synthesis, Spectroscopic Studies, and Crystal Structures of Phenylorganotin Derivatives with [Bis(2,6-dimethylphenyl)amino]benzoic Acid: Novel Antituberculosis Agents.

Published in:

Helvetica Chimica Acta, 2004, v. 87, n. 8, p. 1940

By:

Vaso Dokorou;
Dimitra Kovala-Demertzi;
Jerry 4;P. Jasinski;
Angeliki Galani;
Mavroudis 4;A. Demertzis

Publication type:

Article

An Effective and Convenient Method for the Preparation of KAD-1229.

Published in:

Helvetica Chimica Acta, 2004, v. 87, n. 8, p. 1935

By:

Jianchao Liu;
Yushe Yang;
Ruyun Ji

Publication type:

Article

Stereoelectronic Effects in the Iodine-Promoted Oxidation of Pentacyclic Tetrahydroisoquinolines.

Published in:

Helvetica Chimica Acta, 2004, v. 87, n. 8, p. 1927

By:

Oliver Koepler;
Sabine Laschat;
Burkhard Miehlich;
Angelika Baro;
Peter Fischer

Publication type:

Article

Determination of the Dimerization Equilibrium Constants of Omeprazole and Pirkle's Alcohol through Optical-Rotation Measurements.

Published in:

Helvetica Chimica Acta, 2004, v. 87, n. 8, p. 1917

By:

Renato Baciocchi;
Markus Juza;
Jörg Classen;
Marco Mazzotti;
Massimo Morbidelli

Publication type:

Article

Two Novel ent-Abietane Diterpenoids from Isodon xerophilus.

Published in:

Helvetica Chimica Acta, 2004, v. 87, n. 8, p. 1951

By:

Xue-Mei Niu;
Sheng-Hong Li;
Zhi Na;
Zhong-Wen Lin;
Han-Dong Sun

Publication type:

Article