Works matching IS 0018019X AND DT 1985 AND VI 68 AND IP 8

Results: 35

Polar Effects. Part 14. Inductive Charge Dispersal in Bicyclo[2.2.2]oct-1-yl Cations.

Published in:

Helvetica Chimica Acta, 1985, v. 68, n. 8, p. 2158, doi. 10.1002/hlca.19850680810

By:

Bielmann, Rolf;
Grob, Cyril A.;
Küry, Dieter;
Yao, Guo Wei

Publication type:

Article

Aldonhydroximo-lactones. Preparation and Determination of Configuration.

Published in:

Helvetica Chimica Acta, 1985, v. 68, n. 8, p. 2254, doi. 10.1002/hlca.19850680821

By:

Beer, Dieter;
Vasella, Andrea

Publication type:

Article

Synthesis of xanthone O-glycosides. Part III. Synthesis of 1- and 8- O-β- D-glycosides of 5- O-methyl- and de- O-methylbellidifolin.

Published in:

Helvetica Chimica Acta, 1985, v. 68, n. 8, p. 2359, doi. 10.1002/hlca.19850680832

By:

Vermes, Barbara;
Seligmann, Otto;
Wagner, Hildebert

Publication type:

Article

Asymmetric Diels- Alder Reactions of Neopentyl-Ether-Shielded Acrylates and Allenic Esters: Syntheses of (−)-Norbornenone and (−)-β-Santalene.

Published in:

Helvetica Chimica Acta, 1985, v. 68, n. 8, p. 2100, doi. 10.1002/hlca.19850680803

By:

Oppolzer, Wolfgang;
Chapuis, Christian;
Dupuis, Dominique;
Guo, Maodao

Publication type:

Article

1H-NMR Spectra of Cyclohexa-1,4-dienes and Cyclohexenes Annellated to Bicyclo[2.2.1]hept-2-enes. The Inter-Ring Homoallylic H,H Coupling Constants as Stereochemical Probes.

Published in:

Helvetica Chimica Acta, 1985, v. 68, n. 8, p. 2182, doi. 10.1002/hlca.19850680814

By:

Mahaim, Cyril;
Carrupt, Pierre-Alain;
Vogel, Pierre

Publication type:

Article

Diastereoselectivity in the Reaction of N-Glycosyl-nitrones: 1,3-Dipolar Cycloaddition and Addition of Phosphite Anion.

Published in:

Helvetica Chimica Acta, 1985, v. 68, n. 8, p. 2299, doi. 10.1002/hlca.19850680825

By:

Bernet, Bruno;
Krawczyk, Ewa;
Vasella, Andrea

Publication type:

Article

Nucleophilic 1,2-Shifts of Carboxamide Groups in the Benzil-Benzilic Acid Type Rearrangement of 4-Aryl-2,3-dioxobutyramides and of Quinisatine.

Published in:

Helvetica Chimica Acta, 1985, v. 68, n. 8, p. 2132, doi. 10.1002/hlca.19850680807

By:

Gowal, Heike;
Spiess, Anita;
Ballenegger, Marc;
Due, Laurent;
Moll, Hans;
Schlunke, Hans-Peter;
Dahn, Hans

Publication type:

Article

Enantiomer-Differentiation Induced by an Enantiomeric Excess during Chromatography with Achiral Phases.

Published in:

Helvetica Chimica Acta, 1985, v. 68, n. 8, p. 2238, doi. 10.1002/hlca.19850680818

By:

Tsai, Wen-Liang;
Hermann, Kurt;
Hug, Erhard;
Rohde, Bernhard;
Dreiding, André S.

Publication type:

Article

Chirale Synthesebausteine durch Kolbe-Elektrolyse enantiomerenreiner β-Hydroxy-carbonsäurederivate. ( R)- und ( S)-Methyl-sowie ( R)-Trifluormethyl-γ-butyrolactone und -δ-valerolactone.

Published in:

Helvetica Chimica Acta, 1985, v. 68, n. 8, p. 2342, doi. 10.1002/hlca.19850680829

By:

Seebach, Dieter;
Renaud, Philippe

Publication type:

Article

Synthesis of Alkenyl-Substituted Allenecarboxylates.

Published in:

Helvetica Chimica Acta, 1985, v. 68, n. 8, p. 2249, doi. 10.1002/hlca.19850680820

By:

Lang, Robert Werner;
Kohl-Mines, Elisabeth;
Hansen, Hans-Jürgen

Publication type:

Article

Structure and Stereochemistry of New Sesquiterpene Esters from Echinacea purpurea (L.) M OENCH. (Preliminary communication).

Published in:

Helvetica Chimica Acta, 1985, v. 68, n. 8, p. 2355, doi. 10.1002/hlca.19850680831

By:

Bauer, Rudolf F. X.;
Khan, Ikhlas A.;
Lotter, Hermann;
Wagner, Hildebert;
Wray, Victor

Publication type:

Article

X-Ray Diffraction Study of 2-Aminopropenenitrile at 97 K.

Published in:

Helvetica Chimica Acta, 1985, v. 68, n. 8, p. 2093, doi. 10.1002/hlca.19850680802

By:

Seiler, Paul;
Dunitz, Jack D.

Publication type:

Article

Synthese von 15-Hydroxy[9]metacyclophan.

Published in:

Helvetica Chimica Acta, 1985, v. 68, n. 8, p. 2177, doi. 10.1002/hlca.19850680813

By:

Lorenzi-Riatsch, Annalaura;
Wälchli, Rudolf;
Hesse, Manfred

Publication type:

Article

Zur Kenntnis des Faktors F430 aus methanogenen Bakterien: Absolute Konfiguration.

Published in:

Helvetica Chimica Acta, 1985, v. 68, n. 8, p. 2287, doi. 10.1002/hlca.19850680824

By:

Fässler, Alexander;
Kobelt, André;
Pfaltz, Andreas;
Eschenmoser, Albert;
Bladon, Christine;
Battersby, Alan R.;
Thauer, R. K.

Publication type:

Article

Mitteilungen - Communications.

Published in:: Helvetica Chimica Acta, 1985, v. 68, n. 8, p. 2451, doi. 10.1002/hlca.19850680835
Publication type:: Article

Note on Attempts to Prepare Ring-B Homomorphinan-6-ones by Grewe Cyclization from Octahydro-1-phenethylisoquinolines.

Published in:

Helvetica Chimica Acta, 1985, v. 68, n. 8, p. 2128, doi. 10.1002/hlca.19850680806

By:

Dumont, Raymond;
Pfander, Hanspeter;
Brossi, Arnold

Publication type:

Article

Nucleophilic addition to C,Cdouble bonds. Part IX. Kinetics and mechanism of the base-catalyzed intramolecular cyclization of olefinic alcohols.

Published in:

Helvetica Chimica Acta, 1985, v. 68, n. 8, p. 2226, doi. 10.1002/hlca.19850680817

By:

Tombo, Gerardo M. Ramos;
Ganter, Camille

Publication type:

Article

Template Synthesis, Crystal Structure, and Spectroscopic Characterization of [ N, N′-Bis(2-pyridylmethylene)-1,3-diamino-2-methyl-2-nitropropane] copper(II) Perchlorate.

Published in:

Helvetica Chimica Acta, 1985, v. 68, n. 8, p. 2332, doi. 10.1002/hlca.19850680828

By:

Comba, Peter;
Hambley, Trevor W.;
Lawrance, Geoffrey A.

Publication type:

Article

Phosphoramidites of Chiral ( Rp)-and ( Sp)-Configurated d(T[ P-18O]-A): Synthesis, Configurational Assignment, and Use as Dimer Blocks in Oligonucleotide Synthesis.

Published in:

Helvetica Chimica Acta, 1985, v. 68, n. 8, p. 2119, doi. 10.1002/hlca.19850680805

By:

Herdering, Wilhelm;
Kehne, Andreas;
Seela, Frank

Publication type:

Article

Masthead.

Published in:: Helvetica Chimica Acta, 1985, v. 68, n. 8, p. fmi, doi. 10.1002/hlca.19850680801
Publication type:: Article

The Structure Elucidation of Pseudothiocolchicine.

Published in:

Helvetica Chimica Acta, 1985, v. 68, n. 8, p. 2173, doi. 10.1002/hlca.19850680812

By:

Danieli, Bruno;
Lesma, Giordano;
Palmisano, Giovanni;
Riva, Renata

Publication type:

Article

The Synthesis and Protonation of 1,1-Di(1-pyrrolyl)alkenes.

Published in:

Helvetica Chimica Acta, 1985, v. 68, n. 8, p. 2282, doi. 10.1002/hlca.19850680823

By:

Schärer, Jean-Claude;
Etienne, Robert;
Burger, Ulrich

Publication type:

Article

Site Selectivity in the Gas-Phase Ionic Phenylation of Alcohols and Alkyl Chlorides.

Published in:

Helvetica Chimica Acta, 1985, v. 68, n. 8, p. 2381, doi. 10.1002/hlca.19850680834

By:

Keheyan, Yeghis;
Speranza, Maurizio

Publication type:

Article

Photochemistry of 5,5-Dimethyl-2(5 H)-thiophenone.

Published in:

Helvetica Chimica Acta, 1985, v. 68, n. 8, p. 2350, doi. 10.1002/hlca.19850680830

By:

Kiesewetter, René;
Margaretha, Paul

Publication type:

Article

Preparation and Some Reactions of 1 H-1,4-Benzothiazine Ylides (= 1 H-1,4-Benzothioniaazin-4-ide).

Published in:

Helvetica Chimica Acta, 1985, v. 68, n. 8, p. 2216, doi. 10.1002/hlca.19850680816

By:

Iskander, George M.;
Khawad, Ibrahim E.;
Yousif, Ghariballa;
Fisher, Keith;
Fair, C. Kay;
Schlemper, Elmer O.

Publication type:

Article

Two New Syntheses of the Pyranojuglone Pigment α-Caryopterone.

Published in:

Helvetica Chimica Acta, 1985, v. 68, n. 8, p. 2324, doi. 10.1002/hlca.19850680827

By:

Matsumoto, Takeshi;
Ichihara, Akitami;
Yanagiya, Mitsutoshi;
Yuzawa, Tamio;
Sannai, Akiyoshi;
Oikawa, Hideaki;
Sakamura, Sadao;
Eugster, Conrad Hans

Publication type:

Article

Cyclic Acetals. Structural Analysis of 1,3-Dioxepine and Related Compounds.

Published in:

Helvetica Chimica Acta, 1985, v. 68, n. 8, p. 2148, doi. 10.1002/hlca.19850680809

By:

Jørgensen, Flemming S.;
Gajhede, Michael;
Frei, Bruno

Publication type:

Article

Cyclisation of 7-Deazaxanthine-9-propionic Acid to an Active-Site-Directed, Irreversibly Acting Inhibitor of Xanthine Oxidase.

Published in:

Helvetica Chimica Acta, 1985, v. 68, n. 8, p. 2165, doi. 10.1002/hlca.19850680811

By:

Rosemeyer, Helmut;
Kretschmer, Uwe;
Seela, Frank

Publication type:

Article

Formation of the 5-Azoniafulvene Ion and its Benzo-annellated Analogue from N- Mannich Bases of Pyrrole and Indole.

Published in:

Helvetica Chimica Acta, 1985, v. 68, n. 8, p. 2275, doi. 10.1002/hlca.19850680822

By:

Burger, Ulrich;
Bringhen, Alain O.;
Wirthner, Philippe J.;
Schärer, Jean-Claude

Publication type:

Article

Chemical Alterations in Native Histone Octamer Complexes Induced by the Attak of · OH and · N3 Radicals.

Published in:

Helvetica Chimica Acta, 1985, v. 68, n. 8, p. 2367, doi. 10.1002/hlca.19850680833

By:

Deeg, Klaus-Jürgen;
Katsikas, Lynne;
Schnabel, Wolfrman

Publication type:

Article

Synthese von 12-Cyano-15-hexadecanolid durch Ringerweiterung von 1-(3′-Hydroxybutyl)-2-oxocyclododecan-1-carbonitril.

Published in:

Helvetica Chimica Acta, 1985, v. 68, n. 8, p. 2115, doi. 10.1002/hlca.19850680804

By:

Milenkov, Branimir;
Süsse, Manfred;
Hesse, Manfred

Publication type:

Article

Face Selectivity of the Diels- Alder Additions of Sulfur-Substituted Dienes and Tetraenes Grafted onto 7-Oxabicyclo[2.2.1]heptanes.

Published in:

Helvetica Chimica Acta, 1985, v. 68, n. 8, p. 2195, doi. 10.1002/hlca.19850680815

By:

Tornare, Jean-Marc;
Vogel, Pierre;
Pinkerton, A. Alan;
Schwarzenbach, Dieter

Publication type:

Article

Ion-Transport Properties of Ionophores in Asymmetric Membranes.

Published in:

Helvetica Chimica Acta, 1985, v. 68, n. 8, p. 2312, doi. 10.1002/hlca.19850680826

By:

Morf, Werner E.;
Ruprecht, Heidi;
Simon, Wilhelm

Publication type:

Article

Ringerweiterung bei der Reaktion eines 1,3-Cyclohexandions mit Diphenylcyclopropenon.

Published in:

Helvetica Chimica Acta, 1985, v. 68, n. 8, p. 2140, doi. 10.1002/hlca.19850680808

By:

Bilinski, Vanda;
Dreiding, André S.

Publication type:

Article

A Short Synthesis of Allene- and [3] Cumulenecarboxylates.

Published in:

Helvetica Chimica Acta, 1985, v. 68, n. 8, p. 2244, doi. 10.1002/hlca.19850680819

By:

Kohl-Mines, Elisabeth;
Hansen, Hans-Jürgen

Publication type:

Article

Works matching IS 0018019X AND DT 1985 AND VI 68 AND IP 8

Polar Effects. Part 14. Inductive Charge Dispersal in Bicyclo[2.2.2]oct-1-yl Cations.

Aldonhydroximo-lactones. Preparation and Determination of Configuration.

Synthesis of xanthone O-glycosides. Part III. Synthesis of 1- and 8- O-β- D-glycosides of 5- O-methyl- and de- O-methylbellidifolin.

Asymmetric Diels- Alder Reactions of Neopentyl-Ether-Shielded Acrylates and Allenic Esters: Syntheses of (−)-Norbornenone and (−)-β-Santalene.

<sup>1</sup>H-NMR Spectra of Cyclohexa-1,4-dienes and Cyclohexenes Annellated to Bicyclo[2.2.1]hept-2-enes. The Inter-Ring Homoallylic H,H Coupling Constants as Stereochemical Probes.

Diastereoselectivity in the Reaction of N-Glycosyl-nitrones: 1,3-Dipolar Cycloaddition and Addition of Phosphite Anion.

Nucleophilic 1,2-Shifts of Carboxamide Groups in the Benzil-Benzilic Acid Type Rearrangement of 4-Aryl-2,3-dioxobutyramides and of Quinisatine.

Enantiomer-Differentiation Induced by an Enantiomeric Excess during Chromatography with Achiral Phases.

Chirale Synthesebausteine durch Kolbe-Elektrolyse enantiomerenreiner β-Hydroxy-carbonsäurederivate. ( R)- und ( S)-Methyl-sowie ( R)-Trifluormethyl-γ-butyrolactone und -δ-valerolactone.

Synthesis of Alkenyl-Substituted Allenecarboxylates.

Structure and Stereochemistry of New Sesquiterpene Esters from Echinacea purpurea (L.) M OENCH. (Preliminary communication).

X-Ray Diffraction Study of 2-Aminopropenenitrile at 97 K.

Synthese von 15-Hydroxy[9]metacyclophan.

Zur Kenntnis des Faktors F430 aus methanogenen Bakterien: Absolute Konfiguration.

Mitteilungen - Communications.

Note on Attempts to Prepare Ring-B Homomorphinan-6-ones by Grewe Cyclization from Octahydro-1-phenethylisoquinolines.

Nucleophilic addition to C,Cdouble bonds. Part IX. Kinetics and mechanism of the base-catalyzed intramolecular cyclization of olefinic alcohols.

Template Synthesis, Crystal Structure, and Spectroscopic Characterization of [ N, N′-Bis(2-pyridylmethylene)-1,3-diamino-2-methyl-2-nitropropane] copper(II) Perchlorate.

Phosphoramidites of Chiral ( R<sub>p</sub>)-and ( S<sub>p</sub>)-Configurated d(T[ P-<sup>18</sup>O]-A): Synthesis, Configurational Assignment, and Use as Dimer Blocks in Oligonucleotide Synthesis.

Masthead.

The Structure Elucidation of Pseudothiocolchicine.

The Synthesis and Protonation of 1,1-Di(1-pyrrolyl)alkenes.

Site Selectivity in the Gas-Phase Ionic Phenylation of Alcohols and Alkyl Chlorides.

Photochemistry of 5,5-Dimethyl-2(5 H)-thiophenone.

Preparation and Some Reactions of 1 H-1,4-Benzothiazine Ylides (= 1 H-1,4-Benzothioniaazin-4-ide).

Two New Syntheses of the Pyranojuglone Pigment α-Caryopterone.

Cyclic Acetals. Structural Analysis of 1,3-Dioxepine and Related Compounds.

Cyclisation of 7-Deazaxanthine-9-propionic Acid to an Active-Site-Directed, Irreversibly Acting Inhibitor of Xanthine Oxidase.

Formation of the 5-Azoniafulvene Ion and its Benzo-annellated Analogue from N- Mannich Bases of Pyrrole and Indole.

Chemical Alterations in Native Histone Octamer Complexes Induced by the Attak of · OH and · N<sub>3</sub> Radicals.

Synthese von 12-Cyano-15-hexadecanolid durch Ringerweiterung von 1-(3′-Hydroxybutyl)-2-oxocyclododecan-1-carbonitril.

Face Selectivity of the Diels- Alder Additions of Sulfur-Substituted Dienes and Tetraenes Grafted onto 7-Oxabicyclo[2.2.1]heptanes.

Ion-Transport Properties of Ionophores in Asymmetric Membranes.

Ringerweiterung bei der Reaktion eines 1,3-Cyclohexandions mit Diphenylcyclopropenon.

A Short Synthesis of Allene- and [3] Cumulenecarboxylates.