Works matching IS 0018019X AND DT 1999 AND VI 82 AND IP 9

Results: 19

Modulation of π-Electron Conjugation in Oligo(triacetylene) Chromophores by Incorporation of a Central Spacer.

Published in:

Helvetica Chimica Acta, 1999, v. 82, n. 9, p. 1470, doi. 10.1002/(SICI)1522-2675(19990908)82:9<1470::AID-HLCA1470>3.0.CO;2-N

By:

Martin, Rainer E.;
Wytko, Jennifer A.;
Diederich, François;
Boudon, Corinne;
Gisselbrecht, Jean-Paul;
Gross, Maurice

Publication type:

Article

Ajugins C and D, New Withanolides from Ajuga parviflora.

Published in:

Helvetica Chimica Acta, 1999, v. 82, n. 9, p. 1423, doi. 10.1002/(SICI)1522-2675(19990908)82:9<1423::AID-HLCA1423>3.0.CO;2-F

By:

Khan, Pir M.;
Nawaz, Hafiz R.;
Ahmad, Saeed;
Malik, Abdul

Publication type:

Article

Powerful Oxidizing Properties of a Planar [8]Annulene: Tetrakis(perfluorocyclobuta)cyclooctatetraene and Its Radical Anion.

Published in:

Helvetica Chimica Acta, 1999, v. 82, n. 9, p. 1434, doi. 10.1002/(SICI)1522-2675(19990908)82:9<1434::AID-HLCA1434>3.0.CO;2-7

By:

Gerson, Fabian;
Huber, Walter;
Merstetter, Pascal;
Persy, Gaby;
Soulen, Robert L.;
Spöndlin, Christoph;
Wirz, Jakob

Publication type:

Article

Synthesis of New Chiral Bidentate (Phosphinophenyl)benzoxazine P,N-Ligands.

Published in:

Helvetica Chimica Acta, 1999, v. 82, n. 9, p. 1360, doi. 10.1002/(SICI)1522-2675(19990908)82:9<1360::AID-HLCA1360>3.0.CO;2-V

By:

Kündig, E. Peter;
Meier, Peter

Publication type:

Article

1,15-Diferrocenyl-2,5,8,11,14-pentaazapentadecane, an Open-Chain Redox-Active Ferrocene-Functionalized Polyazaalkane Ligand for Anions.

Published in:

Helvetica Chimica Acta, 1999, v. 82, n. 9, p. 1445, doi. 10.1002/(SICI)1522-2675(19990908)82:9<1445::AID-HLCA1445>3.0.CO;2-#

By:

Lloris, José M.;
Martínez-Máñez, Ramón;
Padilla-Tosta, Miguel E.;
Pardo, Teresa;
Soto, Juan

Publication type:

Article

Stereoselective Synthesis of 5a-Ethyl-1,2,3,3a,4,5,5a,6,9a,9b-decahydro- 1,3,4-trihydroxy-3a-(hydroxymethyl)-7 H-benz[ e]inden-7-one Derivatives.

Published in:

Helvetica Chimica Acta, 1999, v. 82, n. 9, p. 1371, doi. 10.1002/(SICI)1522-2675(19990908)82:9<1371::AID-HLCA1371>3.0.CO;2-N

By:

Mosimann, Hervé;
Vogel, Pierre

Publication type:

Article

Stereospecific Synthesis of (+)- β-Sesquiphellandrene.

Published in:

Helvetica Chimica Acta, 1999, v. 82, n. 9, p. 1427, doi. 10.1002/(SICI)1522-2675(19990908)82:9<1427::AID-HLCA1427>3.0.CO;2-S

By:

Kreiser, Wolfgang;
Körner, Ferdinand

Publication type:

Article

Charge-Transfer Salts of Ferrocene Derivatives with Bis(maleonitriledithiolato)metallate(III) Complexes ([M(mnt)2]−, M=Ni, Pt): A Ground-State High-Spin [(Ni(mnt)2)2]2− Dimer.

Published in:

Helvetica Chimica Acta, 1999, v. 82, n. 9, p. 1324, doi. 10.1002/(SICI)1522-2675(19990908)82:9<1324::AID-HLCA1324>3.0.CO;2-F

By:

Zürcher, Stefan;
Petrig, Jeannine;
Perseghini, Mauro;
Gramlich, Volker;
Wörle, Michael;
von Arx, Dieter;
Togni, Antonio

Publication type:

Article

Polymerisierbare Ferrocene: Versuche zur Synthese von Polyferrocenen und Polyferrocenophanen.

Published in:

Helvetica Chimica Acta, 1999, v. 82, n. 9, p. 1521, doi. 10.1002/(SICI)1522-2675(19990908)82:9<1521::AID-HLCA1521>3.0.CO;2-L

By:

Fischer, Marcel;
Aebi, Beat;
Bönzli, Peter;
Grillo, Sandro;
Neuenschwander, Markus

Publication type:

Article

Liquid-Crystalline Properties of Unsaturated Piperazine-2,5-dione Derivatives.

Published in:

Helvetica Chimica Acta, 1999, v. 82, n. 9, p. 1400, doi. 10.1002/(SICI)1522-2675(19990908)82:9<1400::AID-HLCA1400>3.0.CO;2-0

By:

Li, Wen-Ren;
Kao, Kwo-Cheng;
Yo, Ying-Chih;
Lai, Chung K.

Publication type:

Article

Long-Wavelength-Absorbing and -Emitting Carbostyrils with High Fluorescence Quantum Yields.

Published in:

Helvetica Chimica Acta, 1999, v. 82, n. 9, p. 1408, doi. 10.1002/(SICI)1522-2675(19990908)82:9<1408::AID-HLCA1408>3.0.CO;2-Q

By:

Uray, Georg;
Niederreiter, Karlheinz S.;
Belaj, Ferdinand;
Fabian, Walter M. F.

Publication type:

Article

Preparation of Chiral Hydroxy Carbonyl Compounds and Diols by Ozonolysis of Olefinic Isoborneol and Fenchol Derivatives: Characterization of Stable Ozonides by 1H-, 13C-, and 17O-NMR and Electrospray Ionization Mass Spectrometry

Published in:

Helvetica Chimica Acta, 1999, v. 82, n. 9, p. 1385, doi. 10.1002/(SICI)1522-2675(19990908)82:9<1385::AID-HLCA1385>3.0.CO;2-Y

By:

Kostova, Kalina;
Dimitrov, Vladimir;
Simova, Svetlana;
Hesse, Manfred

Publication type:

Article

Attempted Oxidative Deamination of N-Deacetylcolchicinoids with 3,5-Di( tert-butyl)-1,2-benzoquinone: Synthesis of 2 H-1,4-Benzoxazine-Type Adducts.

Published in:

Helvetica Chimica Acta, 1999, v. 82, n. 9, p. 1502, doi. 10.1002/(SICI)1522-2675(19990908)82:9<1502::AID-HLCA1502>3.0.CO;2-J

By:

Danieli, Bruno;
Lesma, Giordano;
Passarella, Daniele;
Prosperi, Davide;
Silvani, Alessandra;
Bombardelli, Ezio

Publication type:

Article

The Photochemistry of (Diene)(hydro)[tris(3,5-dimethylpyrazolyl)borato]rhodium Complexes, Preliminary Communication.

Published in:

Helvetica Chimica Acta, 1999, v. 82, n. 9, p. 1454, doi. 10.1002/(SICI)1522-2675(19990908)82:9<1454::AID-HLCA1454>3.0.CO;2-3

By:

Ferrari, Arlen;
Merlin, Massimo;
Sostero, Silvana;
Rüegger, Heinz;
Venanzi, Luigi M.

Publication type:

Article

Synthesis of 3′-Sugar- and Base-Modified Nucleotides and Their Application as Potent Chain Terminators in DNA Sequencing.

Published in:

Helvetica Chimica Acta, 1999, v. 82, n. 9, p. 1311, doi. 10.1002/(SICI)1522-2675(19990908)82:9<1311::AID-HLCA1311>3.0.CO;2-Z

By:

Stolze, Karen;
Koert, Ulrich;
Klingel, Sven;
Sagner, Gregor;
Wartbichler, Regina;
Engels, Joachim W.

Publication type:

Article

The Synthesis of Natural Acetylenic Compounds from Stereum hirsutum.

Published in:

Helvetica Chimica Acta, 1999, v. 82, n. 9, p. 1418, doi. 10.1002/(SICI)1522-2675(19990908)82:9<1418::AID-HLCA1418>3.0.CO;2-O

By:

Fkyerat, Abdellatif;
Dubin, Guy-Marie;
Tabacchi, Raffaele

Publication type:

Article

Reaction of 1,3-Thiazole-5(4 H)-thiones with 1,2-Epoxycycloalkanes: Formation of Spirocyclic 1,3-Oxathiolanes.

Published in:

Helvetica Chimica Acta, 1999, v. 82, n. 9, p. 1458, doi. 10.1002/(SICI)1522-2675(19990908)82:9<1458::AID-HLCA1458>3.0.CO;2-G

By:

Blagoev, Milen;
Linden, Anthony;
Heimgartner, Heinz

Publication type:

Article

Versuche zur Synthese von [2.2]- und [2.3]Cyclopentadienophanen.

Published in:

Helvetica Chimica Acta, 1999, v. 82, n. 9, p. 1509, doi. 10.1002/(SICI)1522-2675(19990908)82:9<1509::AID-HLCA1509>3.0.CO;2-E

By:

Fischer, Marcel;
Bönzli, Peter;
Stofer, Brigitte;
Neuenschwander, Markus

Publication type:

Article

Chiral Lithiated Phosphoric Triamides: Structure, Reactivity, and Salt Effects.

Published in:

Helvetica Chimica Acta, 1999, v. 82, n. 9, p. 1486, doi. 10.1002/(SICI)1522-2675(19990908)82:9<1486::AID-HLCA1486>3.0.CO;2-M

By:

Müller, Jürgen F. K.;
Zehnder, Margareta;
Barbosa, Frédérique;
Spingler, Bernhard

Publication type:

Article

Works matching IS 0018019X AND DT 1999 AND VI 82 AND IP 9

Modulation of π-Electron Conjugation in Oligo(triacetylene) Chromophores by Incorporation of a Central Spacer.

Ajugins C and D, New Withanolides from Ajuga parviflora.

Powerful Oxidizing Properties of a Planar [8]Annulene: Tetrakis(perfluorocyclobuta)cyclooctatetraene and Its Radical Anion.

Synthesis of New Chiral Bidentate (Phosphinophenyl)benzoxazine P,N-Ligands.

1,15-Diferrocenyl-2,5,8,11,14-pentaazapentadecane, an Open-Chain Redox-Active Ferrocene-Functionalized Polyazaalkane Ligand for Anions.

Stereoselective Synthesis of 5a-Ethyl-1,2,3,3a,4,5,5a,6,9a,9b-decahydro- 1,3,4-trihydroxy-3a-(hydroxymethyl)-7 H-benz[ e]inden-7-one Derivatives.

Stereospecific Synthesis of (+)- β-Sesquiphellandrene.

Charge-Transfer Salts of Ferrocene Derivatives with Bis(maleonitriledithiolato)metallate(III) Complexes ([M(mnt)<sub>2</sub>]<sup>−</sup>, M=Ni, Pt): A Ground-State High-Spin [(Ni(mnt)<sub>2</sub>)<sub>2</sub>]<sup>2−</sup> Dimer.

Polymerisierbare Ferrocene: Versuche zur Synthese von Polyferrocenen und Polyferrocenophanen.

Liquid-Crystalline Properties of Unsaturated Piperazine-2,5-dione Derivatives.

Long-Wavelength-Absorbing and -Emitting Carbostyrils with High Fluorescence Quantum Yields.

Preparation of Chiral Hydroxy Carbonyl Compounds and Diols by Ozonolysis of Olefinic Isoborneol and Fenchol Derivatives: Characterization of Stable Ozonides by <sup>1</sup>H-, <sup>13</sup>C-, and <sup>17</sup>O-NMR and Electrospray Ionization Mass Spectrometry

Attempted Oxidative Deamination of N-Deacetylcolchicinoids with 3,5-Di( tert-butyl)-1,2-benzoquinone: Synthesis of 2 H-1,4-Benzoxazine-Type Adducts.

The Photochemistry of (Diene)(hydro)[tris(3,5-dimethylpyrazolyl)borato]rhodium Complexes, Preliminary Communication.

Synthesis of 3′-Sugar- and Base-Modified Nucleotides and Their Application as Potent Chain Terminators in DNA Sequencing.

The Synthesis of Natural Acetylenic Compounds from Stereum hirsutum.

Reaction of 1,3-Thiazole-5(4 H)-thiones with 1,2-Epoxycycloalkanes: Formation of Spirocyclic 1,3-Oxathiolanes.

Versuche zur Synthese von [2.2]- und [2.3]Cyclopentadienophanen.

Chiral Lithiated Phosphoric Triamides: Structure, Reactivity, and Salt Effects.