Works matching IS 0018019X AND DT 1990 AND VI 73 AND IP 6

Results: 25

Reduktive Co-Alkylierung von Heptamethyl-cobyrinat mit dem Methylthiomalonat ( S)-Methyl-3-bromo-2-[(ethylthio) carbonyl]-2-methylpropanoat.

Published in:

Helvetica Chimica Acta, 1990, v. 73, n. 6, p. 1659, doi. 10.1002/hlca.19900730611

By:

Müller, Susanna;
Wolleb, Annemarie;
Walder, Lorenz;
Keese, Reinhart

Publication type:

Article

Synthesis and biological evaluation of 14-alkoxymorphinans. Part 7. 14,14′-dimethoxy analogues of norbinaltorphimine: Synthesis and determination of their χ opioid antagonist selectivity.

Published in:

Helvetica Chimica Acta, 1990, v. 73, n. 6, p. 1779, doi. 10.1002/hlca.19900730622

By:

Schmidhammer, Helmut;
Ganglbauer, Ernst;
Mitterdorfer, Jörg;
Rollinger, Judith M.;
Smith, Colin F. C.

Publication type:

Article

Long-Range Intramolecular Electron Transfer between two Naphthalene π-Moieties Attached to a Rigid Norbornylogous Spacer of Variable Length: An ESR and ENDOR Study.

Published in:

Helvetica Chimica Acta, 1990, v. 73, n. 6, p. 1586, doi. 10.1002/hlca.19900730604

By:

Gerson, Fabian;
Wellauer, Thomas;
Oliver, Anna M.;
Paddon-Row, Michael N.

Publication type:

Article

Azomalonate Syntheses Part II. Synthesis and Reactivity of Novel 1,2,4-Triazin-5-one Derivatives.

Published in:

Helvetica Chimica Acta, 1990, v. 73, n. 6, p. 1700, doi. 10.1002/hlca.19900730615

By:

Heckendorn, Roland

Publication type:

Article

Neoflor und 6-Epineoflor aus Blüten von Trollius europaeus; Hochfeld-<sup>1</sup>H-NMR-Spektren von Neoxanthin und (9′ Z)-Neoxanthin.

Published in:

Helvetica Chimica Acta, 1990, v. 73, n. 6, p. 1637, doi. 10.1002/hlca.19900730608

By:

Märki-Fischer, Edith;
Eugster, Conrad Hans

Publication type:

Article

Carbonyliron Complexes of Allenic Acids, Esters, Amides, and Imides.

Published in:

Helvetica Chimica Acta, 1990, v. 73, n. 6, p. 1734, doi. 10.1002/hlca.19900730619

By:

Trifonov, Latchezar S.;
Orahovats, Alexander S.;
Heimgartner, Heinz

Publication type:

Article

The Reaction of Singlet Oxygen with Adamantylideneadamantane Mediated by Rose Bengal.

Published in:

Helvetica Chimica Acta, 1990, v. 73, n. 6, p. 1653, doi. 10.1002/hlca.19900730610

By:

Jefford, Charles W.;
Estrada, Manuel Jimenez;
Barchietto, Giacomo;
Berclaz, Théo;
Geoffroy, Michel

Publication type:

Article

Glycosylidene Carbenes. Part 2. Synthesis of O-Aryl Glycosides.

Published in:

Helvetica Chimica Acta, 1990, v. 73, n. 6, p. 1764, doi. 10.1002/hlca.19900730621

By:

Briner, Karin;
Vasella, Andrea

Publication type:

Article

The crystal structure of [1.1.1]propellane at 138 K.

Published in:

Helvetica Chimica Acta, 1990, v. 73, n. 6, p. 1574, doi. 10.1002/hlca.19900730603

By:

Seiler, Paul

Publication type:

Article

Synthese neuer Heptafulvene, Röntgenstrukturanalyse von '8,8-(1′,4′-Dioxotetramethylen)heptafulven'(2-(Cyclohepta-2,4,6-trien-1-yliden)cyclopentan-1,3-dion).

Published in:

Helvetica Chimica Acta, 1990, v. 73, n. 6, p. 1685, doi. 10.1002/hlca.19900730614

By:

Bönzli, Peter;
Neuenschwander, Markus;
Engel, Peter

Publication type:

Article

Mitteilungen.

Published in:: Helvetica Chimica Acta, 1990, v. 73, n. 6, p. 1804, doi. 10.1002/hlca.19900730625
Publication type:: Article

Stereochemistry of the Robinson Anellation: Studies on the Mode of Formation of the Intermediate Hydroxy Ketones.

Published in:

Helvetica Chimica Acta, 1990, v. 73, n. 6, p. 1621, doi. 10.1002/hlca.19900730607

By:

Nussbaumer, Cornelius

Publication type:

Article

A Study on the Odour/Structure Relationship of Patchoulol and Norpatchoulenol.

Published in:

Helvetica Chimica Acta, 1990, v. 73, n. 6, p. 1730, doi. 10.1002/hlca.19900730618

By:

Spreitzer, Helmut

Publication type:

Article

Synthesis of the 6- C-Methyl and 6- C-(Hydroxymethyl) Analogues of N-Acetylneuraminic Acid and of N-Acetyl-2,3-didehydro-2-deoxyneuraminic Acid.

Published in:

Helvetica Chimica Acta, 1990, v. 73, n. 6, p. 1742, doi. 10.1002/hlca.19900730620

By:

Vasella, Andrea;
Wyler, René

Publication type:

Article

Acid-Catalyzed [3,3]-Sigmatropic Rearrangements of N-Propargylanilines.

Published in:

Helvetica Chimica Acta, 1990, v. 73, n. 6, p. 1515, doi. 10.1002/hlca.19900730602

By:

Barmettler, Peter;
Hansen, Hans-Jürgen

Publication type:

Article

Azidinium-Salze 24. Mitteilung Thermolyse heterocyclischer Azidinium-tetrafluoroborate.

Published in:

Helvetica Chimica Acta, 1990, v. 73, n. 6, p. 1679, doi. 10.1002/hlca.19900730613

By:

Huys-Francotte, Martine;
Balli, Heinz

Publication type:

Article

Conversion of Light into Electricity with Trinuclear Ruthenium Complexes Adsorbed on Textured TiO<sub>2</sub> Films.

Published in:

Helvetica Chimica Acta, 1990, v. 73, n. 6, p. 1788, doi. 10.1002/hlca.19900730624

By:

Nazeeruddin, Mohammad K.;
Liska, Paul;
Moser, Jacques;
Vlachopoulos, Nick;
Grätzel, Michael

Publication type:

Article

Rogiolol Acetate: A Novel β-Chamigrene-Type Sesquiterpene Isolated from a Marine Sponge.

Published in:

Helvetica Chimica Acta, 1990, v. 73, n. 6, p. 1612, doi. 10.1002/hlca.19900730606

By:

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

Publication type:

Article

The Photoreversible Addition of Sulfur Dioxide to Benzobenzvalene: A new Approach to the Benzoprefulvene Biradical.

Published in:

Helvetica Chimica Acta, 1990, v. 73, n. 6, p. 1724, doi. 10.1002/hlca.19900730617

By:

Burger, Ulrich;
Gmünder, Christian;
Schmidlin, Serge;
Bernardinelli, Gérald

Publication type:

Article

Masthead.

Published in:: Helvetica Chimica Acta, 1990, v. 73, n. 6, p. fmi, doi. 10.1002/hlca.19900730601
Publication type:: Article

Synthesis and Properties of a New Dihydroflavin: Reduction of a Flavinium Salt by Borocyanohydride.

Published in:

Helvetica Chimica Acta, 1990, v. 73, n. 6, p. 1669, doi. 10.1002/hlca.19900730612

By:

Szczesna, Violetta;
Müller, Franz;
Vervoort, Jacques

Publication type:

Article

Synthesis and Biological Evaluation of 14-Alkoxymorphinans. Part 8. 14-methoxymetopon, an extremely potent opioid agonist.

Published in:

Helvetica Chimica Acta, 1990, v. 73, n. 6, p. 1784, doi. 10.1002/hlca.19900730623

By:

Schmidhammer, Helmut;
Schratz, Andrea;
Mitterdorfer, Jörg

Publication type:

Article

Synthesis of 3-Deaza-2′-deoxyadenosine and 3-Deaza-2′,3′-dideoxyadenosine: Glycosylation of the 4-Chloroimidazo[4,5- c]pyridinyl Anion.

Published in:

Helvetica Chimica Acta, 1990, v. 73, n. 6, p. 1602, doi. 10.1002/hlca.19900730605

By:

Seela, Frank;
Rosemeyer, Helmut;
Fischer, Sabine

Publication type:

Article

Reduction of Indolin-2-ones and Desulfurization of Indoline-2-thiones to Indoline and Indole Derivatives.

Published in:

Helvetica Chimica Acta, 1990, v. 73, n. 6, p. 1719, doi. 10.1002/hlca.19900730616

By:

Nishio, Takehiko;
Okuda, Norikazu;
Kashima, Choji

Publication type:

Article

Photodissociation of Halonaphthalenes in Solution: Comparative Photochemistry of 1-Iodo-, 1-Bromo-, and 1-Chloronaphthalenes.

Published in:

Helvetica Chimica Acta, 1990, v. 73, n. 6, p. 1644, doi. 10.1002/hlca.19900730609

By:

Haselbach, Edwin;
Rohner, Yves;
Suppan, Paul

Publication type:

Article