Works matching IS 0018019X AND DT 1989 AND VI 72 AND IP 2

Results: 28

Syntheses of α, β-Epoxy Silyl Ketones.

Published in:

Helvetica Chimica Acta, 1989, v. 72, n. 2, p. 264, doi. 10.1002/hlca.19890720210

By:

Scheller, Markus E.;
Bernd Schweizer, W.;
Frei, Bruno

Publication type:

Article

Synthesis of Gossypol Analogues.

Published in:

Helvetica Chimica Acta, 1989, v. 72, n. 2, p. 353, doi. 10.1002/hlca.19890720221

By:

Ognyanov, Vassil I.;
Petrov, Orlin S.;
Tiholov, Emil P.;
Mollov, Nikola M.

Publication type:

Article

Colchicine models: Synthesis and Antitubulin Activity of 2′-Monosubstituted and 2′, 5-Disubstituted 2,3,4,4′-Tetramethoxy-1,1′-biphenyls. Synthesis of 4,4′, 5′, 6′-tetramethoxy-1,1′-biphenyl-2,3′-dicarboxylic acid

Published in:

Helvetica Chimica Acta, 1989, v. 72, n. 2, p. 196, doi. 10.1002/hlca.19890720203

By:

Itoh, Yoshikuni;
Brossi, Arnold;
Hamel, Ernest;
Flippen-Anderson, Judith L.;
George, Clifford

Publication type:

Article

Neue Dimethinmerocyanin-Farbstoffe mit der (Sulfobutyl)benzothiazol-Gruppe als Donor-Teilchromophor und deren Aggregationsverhalten in wässriger Lösung.

Published in:

Helvetica Chimica Acta, 1989, v. 72, n. 2, p. 295, doi. 10.1002/hlca.19890720214

By:

Kussler, Manfred;
Balli, Heinz

Publication type:

Article

Cyclometalated Compounds of Platinum(II) with two different C, N-aromatic ligands.

Published in:

Helvetica Chimica Acta, 1989, v. 72, n. 2, p. 377, doi. 10.1002/hlca.19890720225

By:

Deuschel-Cornioley, Christine;
Lüönd, Rainer;
von Zelewsky, Alex

Publication type:

Article

Sphinxolide, a 26-Membered Antitumoral Macrolide Isolated from an Unidentified Pacific Nudibranch.

Published in:

Helvetica Chimica Acta, 1989, v. 72, n. 2, p. 237, doi. 10.1002/hlca.19890720207

By:

Guella, Graziano;
Mancini, Ines;
Chiasera, Giuseppe;
Pietra, Francesco

Publication type:

Article

Models for Copper-Dioxygen Complexes: The chemistry of copper(II) with some planar tridentate nitrogen ligands.

Published in:

Helvetica Chimica Acta, 1989, v. 72, n. 2, p. 323, doi. 10.1002/hlca.19890720218

By:

Piguet, Claude;
Bocquet, Bernard;
Müller, Edgar;
Williams, Alan F.

Publication type:

Article

Diels- Alder-Reaktionen mit 3-Cyclopropylidenprop-1-enyl-ethyl-ether als 1,3-Dien.

Published in:

Helvetica Chimica Acta, 1989, v. 72, n. 2, p. 348, doi. 10.1002/hlca.19890720220

By:

Kienzle, Frank;
Stadlwieser, Josef;
Mergelsherg, Ingrid

Publication type:

Article

1,5,7-Triazabicyclo[4.4.0]dec-5-en als Reaktionsmedium: Präparativ ergiebige einstufige Herstellung von Etioporphyrin aus Protoporphyrin.

Published in:

Helvetica Chimica Acta, 1989, v. 72, n. 2, p. 185, doi. 10.1002/hlca.19890720202

By:

Kämpfen, Ulrich;
Eschenmoser, Albert

Publication type:

Article

Die absolute Konfiguration der Iridale und Cycloiridale unterschiedlicher Herkunft.

Published in:

Helvetica Chimica Acta, 1989, v. 72, n. 2, p. 287, doi. 10.1002/hlca.19890720213

By:

Marner, Franz-Josef;
Jaenicke, Lothar

Publication type:

Article

Neue Zugänge zu einigen aromatischen Retinoiden.

Published in:

Helvetica Chimica Acta, 1989, v. 72, n. 2, p. 370, doi. 10.1002/hlca.19890720224

By:

Soukup, Milan;
Broger, Emil;
Widmer, Erich

Publication type:

Article

Spectroscopic Studies of Cyclometallated Pd(II) and Pt(II) Complexes: Optical absorption and emission of single crystals of [Pd(thpy)2] and [Pt(thpy)2].

Published in:

Helvetica Chimica Acta, 1989, v. 72, n. 2, p. 224, doi. 10.1002/hlca.19890720206

By:

Schwarz, Raimund;
Gliemann, Günter;
Chassot, Laurent;
Jolliet, Philippe;
von Zelewsky, Alex

Publication type:

Article

Stereochemical Criteria Providing Unambiguous Experimental Evidence for the intermediacy of ion/molecule complexes in the generation of enolates from gaseous alkoxides. Short communication.

Published in:

Helvetica Chimica Acta, 1989, v. 72, n. 2, p. 320, doi. 10.1002/hlca.19890720217

By:

Sülzle, Detlev;
Schwarz, Helmut

Publication type:

Article

Mitteilungen.

Published in:: Helvetica Chimica Acta, 1989, v. 72, n. 2, p. 401, doi. 10.1002/hlca.19890720228
Publication type:: Article

Masthead.

Published in:: Helvetica Chimica Acta, 1989, v. 72, n. 2, p. fmi, doi. 10.1002/hlca.19890720201
Publication type:: Article

Total Synthesis of L-Allose, L-Talose, and derivatives.

Published in:

Helvetica Chimica Acta, 1989, v. 72, n. 2, p. 278, doi. 10.1002/hlca.19890720212

By:

Auberson, Yves;
Vogel, Pierre

Publication type:

Article

Ein neuer Zugang zu 2,6,6-Trimethylcyclohexa-2,4-dienon aus 4-Oxoisophoron.

Published in:

Helvetica Chimica Acta, 1989, v. 72, n. 2, p. 365, doi. 10.1002/hlca.19890720223

By:

Soukup, Milan;
Lukáč, Teodor;
Zell, Reinhard;
Roessler, Felix;
Steiner, Kurt;
Widmer, Erich

Publication type:

Article

Vinyl Carbanions. Part 36.. Synthesis of 3-deoxy- D- manno-2-octulosonic acid (KDO) and derivatives.

Published in:

Helvetica Chimica Acta, 1989, v. 72, n. 2, p. 213, doi. 10.1002/hlca.19890720205

By:

Esswein, Angelika;
Betz, Rainer;
Schmidt, Richard R.

Publication type:

Article

Metal Complexes with Macrocyclic Ligands. Part XXIX.. Structural and kinetic studies of two isomeric Cu2+ complexes with 1,4-dimethyl-8-[2-(2-pyridyl)ethyl]-1,4,8,11-tetraazacyclotetradecane.

Published in:

Helvetica Chimica Acta, 1989, v. 72, n. 2, p. 313, doi. 10.1002/hlca.19890720216

By:

Tschudin, Daniel;
Riesen, Andreas;
Kaden, Thomas A.

Publication type:

Article

The Allylic Oxidation of Geraniol Catalyzed by Cytochrome P-450Cath., Proceeding with retention of configuration.

Published in:

Helvetica Chimica Acta, 1989, v. 72, n. 2, p. 391, doi. 10.1002/hlca.19890720227

By:

Fretz, Heinz;
Woggon, Wolf-Dietrich;
Voges, Rolf

Publication type:

Article

Synthesis of Aristotelia-Type Alkaloids.. Part IV. Synthesis of (±)-aristoserratine.

Published in:

Helvetica Chimica Acta, 1989, v. 72, n. 2, p. 254, doi. 10.1002/hlca.19890720209

By:

Burkard, Stefan;
Borschberg, Hans-Jürg

Publication type:

Article

Highly Stereoselective Total Syntheses of 2,5-Anhydro-4-deoxy- D- ribo-hexonic Acid and of (1 S)-1- C-(6-amino-7 H-purin-8-yl)-1,4-anhydro-3-deoxy- D- erythro-pentitol (= cordycepin C).

Published in:

Helvetica Chimica Acta, 1989, v. 72, n. 2, p. 271, doi. 10.1002/hlca.19890720211

By:

Gasparini, Fabrizio;
Vogel, Pierre

Publication type:

Article

Synthese von (+)-Abscisinsäure.

Published in:

Helvetica Chimica Acta, 1989, v. 72, n. 2, p. 361, doi. 10.1002/hlca.19890720222

By:

Soukup, Milan;
Lukáč, Teodor;
Lohri, Bruno;
Widmer, Erich

Publication type:

Article

The Chemistry of Thujone. Part XIV.. Synthesis of biologically active aryl terpenoid analogues.

Published in:

Helvetica Chimica Acta, 1989, v. 72, n. 2, p. 205, doi. 10.1002/hlca.19890720204

By:

Carvalho, Chris;
Cullen, William R.;
Fryzuk, Michael D.;
Jacobs, Helen;
James, Brian R.;
Kutney, James P.;
Piotrowska, Krystyna;
Singh, Vinod K.

Publication type:

Article

Metal Complexes with Macrocyclic Ligands. Part XXVIII.. Structures and stabilities of the Cu2+ complexes with 1,4,7-triazacyclononane-1-acetic acid.

Published in:

Helvetica Chimica Acta, 1989, v. 72, n. 2, p. 307, doi. 10.1002/hlca.19890720215

By:

Studer, Martin;
Riesen, Andreas;
Kaden, Thomas A.

Publication type:

Article

The Radical Cations of Bicyclo[2.2.1]hepta-2,5-diene (8,9,10-Trinorborna-2,5-diene) and bicyclo[2.2.2]octa-2,5-diene (2,3-Dihydrobarrelene). An ESR and ENDOR study.

Published in:

Helvetica Chimica Acta, 1989, v. 72, n. 2, p. 383, doi. 10.1002/hlca.19890720226

By:

Gerson, Fabian;
Qin, Xue-Zhi

Publication type:

Article

Biosynthesis of Homoterpenes in Higher Plants.

Published in:

Helvetica Chimica Acta, 1989, v. 72, n. 2, p. 247, doi. 10.1002/hlca.19890720208

By:

Boland, Wilheim;
Gäbler, Andreas

Publication type:

Article

Synthesis of (−)-Conduritol C (1L-Cyclohex-5-ene-1,2,3/4-tetrol).

Published in:

Helvetica Chimica Acta, 1989, v. 72, n. 2, p. 338, doi. 10.1002/hlca.19890720219

By:

Le Drian, Claude;
Vieira, Eric;
Vogel, Pierre

Publication type:

Article

Works matching IS 0018019X AND DT 1989 AND VI 72 AND IP 2

Syntheses of α, β-Epoxy Silyl Ketones.

Synthesis of Gossypol Analogues.

Colchicine models: Synthesis and Antitubulin Activity of 2′-Monosubstituted and 2′, 5-Disubstituted 2,3,4,4′-Tetramethoxy-1,1′-biphenyls. Synthesis of 4,4′, 5′, 6′-tetramethoxy-1,1′-biphenyl-2,3′-dicarboxylic acid

Neue Dimethinmerocyanin-Farbstoffe mit der (Sulfobutyl)benzothiazol-Gruppe als Donor-Teilchromophor und deren Aggregationsverhalten in wässriger Lösung.

Cyclometalated Compounds of Platinum(II) with two different C, N-aromatic ligands.

Sphinxolide, a 26-Membered Antitumoral Macrolide Isolated from an Unidentified Pacific Nudibranch.

Models for Copper-Dioxygen Complexes: The chemistry of copper(II) with some planar tridentate nitrogen ligands.

Diels- Alder-Reaktionen mit 3-Cyclopropylidenprop-1-enyl-ethyl-ether als 1,3-Dien.

1,5,7-Triazabicyclo[4.4.0]dec-5-en als Reaktionsmedium: Präparativ ergiebige einstufige Herstellung von Etioporphyrin aus Protoporphyrin.

Die absolute Konfiguration der Iridale und Cycloiridale unterschiedlicher Herkunft.

Neue Zugänge zu einigen aromatischen Retinoiden.

Spectroscopic Studies of Cyclometallated Pd(II) and Pt(II) Complexes: Optical absorption and emission of single crystals of [Pd(thpy)<sub>2</sub>] and [Pt(thpy)<sub>2</sub>].

Stereochemical Criteria Providing Unambiguous Experimental Evidence for the intermediacy of ion/molecule complexes in the generation of enolates from gaseous alkoxides. Short communication.

Mitteilungen.

Masthead.

Total Synthesis of L-Allose, L-Talose, and derivatives.

Ein neuer Zugang zu 2,6,6-Trimethylcyclohexa-2,4-dienon aus 4-Oxoisophoron.

Vinyl Carbanions. Part 36.. Synthesis of 3-deoxy- D- manno-2-octulosonic acid (KDO) and derivatives.

Metal Complexes with Macrocyclic Ligands. Part XXIX.. Structural and kinetic studies of two isomeric Cu<sup>2+</sup> complexes with 1,4-dimethyl-8-[2-(2-pyridyl)ethyl]-1,4,8,11-tetraazacyclotetradecane.

The Allylic Oxidation of Geraniol Catalyzed by Cytochrome P-450<sub>Cath.</sub>, Proceeding with retention of configuration.

Synthesis of Aristotelia-Type Alkaloids.. Part IV. Synthesis of (±)-aristoserratine.

Highly Stereoselective Total Syntheses of 2,5-Anhydro-4-deoxy- D- ribo-hexonic Acid and of (1 S)-1- C-(6-amino-7 H-purin-8-yl)-1,4-anhydro-3-deoxy- D- erythro-pentitol (= cordycepin C).

Synthese von (+)-Abscisinsäure.

The Chemistry of Thujone. Part XIV.. Synthesis of biologically active aryl terpenoid analogues.

Metal Complexes with Macrocyclic Ligands. Part XXVIII.. Structures and stabilities of the Cu<sup>2+</sup> complexes with 1,4,7-triazacyclononane-1-acetic acid.

The Radical Cations of Bicyclo[2.2.1]hepta-2,5-diene (8,9,10-Trinorborna-2,5-diene) and bicyclo[2.2.2]octa-2,5-diene (2,3-Dihydrobarrelene). An ESR and ENDOR study.

Biosynthesis of Homoterpenes in Higher Plants.

Synthesis of (−)-Conduritol C (1L-Cyclohex-5-ene-1,2,3/4-tetrol).