Works matching IS 0018019X AND DT 1983 AND VI 66 AND IP 6

Results: 33

Some Novel Nematic Materials Bearing Two Lateral Nitrile Functions.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 6, p. 1850, doi. 10.1002/hlca.19830660625

By:

Kelly, Stephen M.;
Huynh-Ba, Tuong

Publication type:

Article

Transition Metal Complexes with Bidentate Ligands Spanning trans-Positions. XII. Steric effects in the kinetics and mechanism of substitutions at hydride and methyl bisphosphine platinum (II) complexes.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 6, p. 1676, doi. 10.1002/hlca.19830660607

By:

Elding, Lars I.;
Kellenberger, Bruno;
Venanzi, Luigi M.

Publication type:

Article

Ru-Catalyzed Oxidations with Iodosylbenzene Derivatives. Substituent Effects on Selectivity in Oxidation of Sulfides and Alcohols.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 6, p. 1790, doi. 10.1002/hlca.19830660618

By:

Müller, Paul;
Godoy, José

Publication type:

Article

Umwandlung von Bicyclo [3.2.0]hept-2-en-6-on in Cyclopentadienessigsäure-Derivate.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 6, p. 1876, doi. 10.1002/hlca.19830660629

By:

Wallquist, Olof;
Rey, Max;
Dreiding, André S.

Publication type:

Article

The chemistry of thujone. VIII. Thujone as a chiral synthon for the synthesis of optically active steroid analogues. The enol lactone route.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 6, p. 1806, doi. 10.1002/hlca.19830660620

By:

Kutney, James P.;
Grice, Peter;
Pascoe, Keith O.;
Piotrowska, Krystyna;
Rettig, Steven J.;
Szykula, Jerzy;
Trotter, James

Publication type:

Article

Light-induced dehydrodimerization of pyrroles. Preliminary communication.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 6, p. 1902, doi. 10.1002/hlca.19830660631

By:

Ghaffari-Tabrizi, Ramin;
Margaretha, Paul

Publication type:

Article

Synthese von 'Push-Pull'-Diacetylenen.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 6, p. 1631, doi. 10.1002/hlca.19830660602

By:

Stämpfli, Urs;
Galli, Roberto;
Neuenschwander, Markus

Publication type:

Article

Deoxy-nitrosugars. 5th Communication. The anomeric effect of the nitro group.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 6, p. 1748, doi. 10.1002/hlca.19830660613

By:

Aebischer, Bernard;
Hollenstein, Roger;
Vasella, Andrea

Publication type:

Article

New Carbonyl Compounds in the High-Boiling Fraction of Lavender Oil. 2nd Communication.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 6, p. 1843, doi. 10.1002/hlca.19830660624

By:

Kaiser, Roman;
Lamparsky, Dietmar

Publication type:

Article

A Dimer of Puupehenone.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 6, p. 1672, doi. 10.1002/hlca.19830660606

By:

Amade, P.;
Chevelot, L.;
Perzanowski, Herman P.;
Scheuer, Paul J.

Publication type:

Article

Stable Liquid Crystals with Large Negative Dielectric Anisotropy. Part IV.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 6, p. 1786, doi. 10.1002/hlca.19830660617

By:

Osman, Maged A.;
Huynh-Ba, T.

Publication type:

Article

A Demonstrated Example of Competing D and Id Mechanisms for Dimethylformamide Exchange on the Octakis (dimethylformamide)-erbium (III) Ion.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 6, p. 1872, doi. 10.1002/hlca.19830660628

By:

Pisaniello, Dino L.;
Helm, Lothar;
Zbinden, Donald;
Merbach, André E.

Publication type:

Article

Zur Lenkung der intramolekularen Diels- Alder-Reaktion von Cyclopentadienen mit olefinischen Substituenten.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 6, p. 1891, doi. 10.1002/hlca.19830660630

By:

Wallquist, Olof;
Rey, Max;
Dreiding, André S.

Publication type:

Article

Masthead.

Published in:: Helvetica Chimica Acta, 1983, v. 66, n. 6, p. fmi, doi. 10.1002/hlca.19830660601
Publication type:: Article

Dediazoniation of Arenediazonium Ions. Part XXII. Reactions of 2, 6-Dialkyl-Substituted Benzenediazonium Ions in Super Acids, Acetonitrile and Acetone.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 6, p. 1737, doi. 10.1002/hlca.19830660612

By:

Laali, Khosrow;
Szele, Ivanka;
Zollinger, Heinrich

Publication type:

Article

New Carbonyl Compounds in the High-Boiling Fraction of Lavender Oil. 1st Communication.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 6, p. 1835, doi. 10.1002/hlca.19830660623

By:

Kaiser, Roman;
Lamparsky, Dietmar

Publication type:

Article

31P-NMR and X-Ray Studies of the Complexes [HgX2 ( 1)]. ( 1=2, 11-bis (diphenylphosphinomethyl)benzo [ c]phenanthrene, X=Cl, I).

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 6, p. 1661, doi. 10.1002/hlca.19830660605

By:

Kunz, Roland W.;
Pregosin, Paul S.;
Camalli, Mercedes;
Caruso, Francesco;
Zambonelli, Luigi

Publication type:

Article

New Synthetic Routes to β-Olefinic Triphenylphosphonium Salts via (Diolefin)tricarbonyliron Complexes.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 6, p. 1774, doi. 10.1002/hlca.19830660616

By:

Salzer, Albrecht;
Hafner, Andreas

Publication type:

Article

The Preparation of Optically Pure 7-Oxabicyclo [2.2.1]hept-2-ene Derivatives. The CD Spectrum of (+)-(1 R)-7-Oxabicyclo [2.2.1]hept-5-en-2-one.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 6, p. 1865, doi. 10.1002/hlca.19830660627

By:

Vieira, Eric;
Vogel, Pierre

Publication type:

Article

Reactions of Alkenediazonium Salts. Part 2. Methanolysis of 2,2(2′,2″-biphenylylene)ethene-1-diazonium hexachloroantimonate. A rearrangement to 9-methoxyphenanthrene.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 6, p. 1704, doi. 10.1002/hlca.19830660609

By:

Szele, Ivanka;
Tencer, Michal;
Zollinger, Heinrich

Publication type:

Article

Dediazoniations of Arenediazonium Ions. Part XXI. Dediazoniation of Arenediazonium Ions Complexed with Crown Ethers.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 6, p. 1721, doi. 10.1002/hlca.19830660611

By:

Nakazumi, Hiroyuki;
Szele, Ivanka;
Yoshida, Katsuhira;
Zollinger, Heinrich

Publication type:

Article

Photoreduction of Thiosulfate in Semiconductor Dispersions.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 6, p. 1827, doi. 10.1002/hlca.19830660622

By:

Borgarello, Enrico;
Desilvestro, Jean;
Grätzel, Michael;
Pelizzetti, Ezio

Publication type:

Article

Mitteilungen - Communications.

Published in:: Helvetica Chimica Acta, 1983, v. 66, n. 6, p. 1914, doi. 10.1002/hlca.19830660633
Publication type:: Article

On the stereochemistry of allylmetal-aldehyde condensations. Preliminary communication.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 6, p. 1655, doi. 10.1002/hlca.19830660604

By:

Denmark, Scott E.;
Weber, Eric J.

Publication type:

Article

Asymmetric Palladium-Assisted Alkylation of Alkenes.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 6, p. 1760, doi. 10.1002/hlca.19830660615

By:

Solladié-Cavallo, Arlette;
Haesslein, Jean-Luc

Publication type:

Article

1-[(Dimethylamino)methyl]pyrrol aus Trimethyl (1-pyrrolyl)-ammonium-Ion.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 6, p. 1860, doi. 10.1002/hlca.19830660626

By:

Zeltner, Peter;
Bernauer, Karl

Publication type:

Article

Reactions of Alkenediazonium Salts. Part 1. 2,2-Diethoxyethene-diazonium hexachloroantimonate: A diazonium, a carbenium or an oxonium salt?

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 6, p. 1691, doi. 10.1002/hlca.19830660608

By:

Szele, Ivanka;
Tencer, Michal;
Zollinger, Heinrich

Publication type:

Article

Approaches to the synthesis of cytochalasans. Part 5. Studies on the selectivity of the Diels- Alder reaction leading to the tetrahydroiso-indolinone sub-unit.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 6, p. 1796, doi. 10.1002/hlca.19830660619

By:

Schmidlin, Tibur;
Gamboni, Remo;
Strazewski, Peter;
Tamm, Christoph

Publication type:

Article

Attempts at Solvolytic Generation of Phenyl Cations.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 6, p. 1710, doi. 10.1002/hlca.19830660610

By:

Laali, Khosrow;
Szele, Ivanka;
Yoshida, Katsuhira

Publication type:

Article

The chemistry of thujone. IX. Thujone as a chiral synthon for the synthesis of optically active steroid analogues. The vinylpicoline route.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 6, p. 1820, doi. 10.1002/hlca.19830660621

By:

Kutney, James P.;
Grice, Peter;
Piotrowska, Krystyna;
Rettig, Steven J.;
Szykula, Jerzy;
Trotter, James;
Van Chu, Loc

Publication type:

Article

Absolute Configuration of Multifidene and Viridiene, the Sperm Releasing and Attracting Pheromones of Brown Algae.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 6, p. 1905, doi. 10.1002/hlca.19830660632

By:

Boland, Wilhelm;
Mertes, Karin;
Jaenicke, Lothar;
Müller, Dieter G.;
Fölster, Elsbet

Publication type:

Article

Photochemical Reactions. 129th Communication. Photochemistry of a conjugated diepoxydiene: Product formation via carbonyl ylide and carbene intermediates with participation of neighbouring epoxy functions.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 6, p. 1638, doi. 10.1002/hlca.19830660603

By:

Bischofberger, Norbert;
Frei, Bruno;
Jeger, Oskar

Publication type:

Article

The Tautomerism of 1,3,4-Thiadiazol-2 (3 H)-ones. A 15N-NMR-Study.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 6, p. 1755, doi. 10.1002/hlca.19830660614

By:

Fritz, Hans;
Kristinsson, Haukur;
Winkler, Tammo

Publication type:

Article

Works matching IS 0018019X AND DT 1983 AND VI 66 AND IP 6

Some Novel Nematic Materials Bearing Two Lateral Nitrile Functions.

Transition Metal Complexes with Bidentate Ligands Spanning trans-Positions. XII. Steric effects in the kinetics and mechanism of substitutions at hydride and methyl bisphosphine platinum (II) complexes.

Ru-Catalyzed Oxidations with Iodosylbenzene Derivatives. Substituent Effects on Selectivity in Oxidation of Sulfides and Alcohols.

Umwandlung von Bicyclo [3.2.0]hept-2-en-6-on in Cyclopentadienessigsäure-Derivate.

The chemistry of thujone. VIII. Thujone as a chiral synthon for the synthesis of optically active steroid analogues. The enol lactone route.

Light-induced dehydrodimerization of pyrroles. Preliminary communication.

Synthese von 'Push-Pull'-Diacetylenen.

Deoxy-nitrosugars. 5<sup>th</sup> Communication. The anomeric effect of the nitro group.

New Carbonyl Compounds in the High-Boiling Fraction of Lavender Oil. 2nd Communication.

A Dimer of Puupehenone.

Stable Liquid Crystals with Large Negative Dielectric Anisotropy. Part IV.

A Demonstrated Example of Competing D and I<sub>d</sub> Mechanisms for Dimethylformamide Exchange on the Octakis (dimethylformamide)-erbium (III) Ion.

Zur Lenkung der intramolekularen Diels- Alder-Reaktion von Cyclopentadienen mit olefinischen Substituenten.

Masthead.

Dediazoniation of Arenediazonium Ions. Part XXII. Reactions of 2, 6-Dialkyl-Substituted Benzenediazonium Ions in Super Acids, Acetonitrile and Acetone.

New Carbonyl Compounds in the High-Boiling Fraction of Lavender Oil. 1st Communication.

<sup>31</sup>P-NMR and X-Ray Studies of the Complexes [HgX<sub>2</sub> ( 1)]. ( 1=2, 11-bis (diphenylphosphinomethyl)benzo [ c]phenanthrene, X=Cl, I).

New Synthetic Routes to β-Olefinic Triphenylphosphonium Salts via (Diolefin)tricarbonyliron Complexes.

The Preparation of Optically Pure 7-Oxabicyclo [2.2.1]hept-2-ene Derivatives. The CD Spectrum of (+)-(1 R)-7-Oxabicyclo [2.2.1]hept-5-en-2-one.

Reactions of Alkenediazonium Salts. Part 2. Methanolysis of 2,2(2′,2″-biphenylylene)ethene-1-diazonium hexachloroantimonate. A rearrangement to 9-methoxyphenanthrene.

Dediazoniations of Arenediazonium Ions. Part XXI. Dediazoniation of Arenediazonium Ions Complexed with Crown Ethers.

Photoreduction of Thiosulfate in Semiconductor Dispersions.

Mitteilungen - Communications.

On the stereochemistry of allylmetal-aldehyde condensations. Preliminary communication.

Asymmetric Palladium-Assisted Alkylation of Alkenes.

1-[(Dimethylamino)methyl]pyrrol aus Trimethyl (1-pyrrolyl)-ammonium-Ion.

Reactions of Alkenediazonium Salts. Part 1. 2,2-Diethoxyethene-diazonium hexachloroantimonate: A diazonium, a carbenium or an oxonium salt?

Approaches to the synthesis of cytochalasans. Part 5. Studies on the selectivity of the Diels- Alder reaction leading to the tetrahydroiso-indolinone sub-unit.

Attempts at Solvolytic Generation of Phenyl Cations.

The chemistry of thujone. IX. Thujone as a chiral synthon for the synthesis of optically active steroid analogues. The vinylpicoline route.

Absolute Configuration of Multifidene and Viridiene, the Sperm Releasing and Attracting Pheromones of Brown Algae.

Photochemical Reactions. 129th Communication. Photochemistry of a conjugated diepoxydiene: Product formation via carbonyl ylide and carbene intermediates with participation of neighbouring epoxy functions.

The Tautomerism of 1,3,4-Thiadiazol-2 (3 H)-ones. A <sup>15</sup>N-NMR-Study.