Works matching IS 0018019X AND DT 1987 AND VI 70 AND IP 4

Results: 29

Reaktionen von 1,2-Bis(trimethylsilyl)iminen mit Selen-und Tellur-halogeniden.
Published in:
Helvetica Chimica Acta, 1987, v. 70, n. 4, p. 1076, doi. 10.1002/hlca.19870700420
By:
- Neidlein, Richard;
- Knecht, Dagmar
Publication type:
Article
Field-Desorption Mass Spectra of Fern Phloroglucinols Containing Three to Six Ring Constituents.
Published in:
Helvetica Chimica Acta, 1987, v. 70, n. 4, p. 881, doi. 10.1002/hlca.19870700402
By:
- Richter, Wilhelm J.;
- Raschdorf, F.;
- v. Euw, Josef;
- Reichstein, Tadeus;
- Widén, Carl-Johan
Publication type:
Article
Some Cyclic Oligopeptide with S2 n Symmetry.
Published in:
Helvetica Chimica Acta, 1987, v. 70, n. 4, p. 1012, doi. 10.1002/hlca.19870700413
By:
- Tomasic, Lera;
- Lorenzi, Gian Paolo
Publication type:
Article
Chemie der α-Aminonitrile 1. Mitteilung Einleitung und Wege zu Uroporphyrinogen-octanitrilen.
Published in:
Helvetica Chimica Acta, 1987, v. 70, n. 4, p. 1115, doi. 10.1002/hlca.19870700424
By:
- Ksander, Gary;
- Bold, Guido;
- Lattmann, René;
- Lehmann, Christian;
- Früh, Thomas;
- Xiang, Yi-Bin;
- Inomata, Katsuhiko;
- Buser, Hans-Peter;
- Schreiber, Jakob;
- Zass, Engelbert;
- Eschenmoser, Albert
Publication type:
Article
Chirale Alkoxytitan(IV)-Komplexe für enantioselektive nucleophile Additionen an Aldehyde und als Lewis-Säuren in Diels-Alder-Reaktionen.
Published in:
Helvetica Chimica Acta, 1987, v. 70, n. 4, p. 954, doi. 10.1002/hlca.19870700406
By:
- Seebach, Dieter;
- Beck, Albert K.;
- Imwinkelzied, René;
- Roggo, Silvio;
- Wonnacott, Anne
Publication type:
Article
Raspailynes, Novel Long-Chain Acetylenic Enol Ethers of Glycerol from the Marine Sponges Raspailia pumila and Raspailia ramosa.
Published in:
Helvetica Chimica Acta, 1987, v. 70, n. 4, p. 1050, doi. 10.1002/hlca.19870700417
By:
- Guella, Graziano;
- Mancini, Ines;
- Pietra, Francesco
Publication type:
Article
Addendum.
Published in:
Helvetica Chimica Acta, 1987, v. 70, n. 4, p. 1229, doi. 10.1002/hlca.19870700428
Publication type:
Article
Masthead.
Published in:
Helvetica Chimica Acta, 1987, v. 70, n. 4, p. fmi, doi. 10.1002/hlca.19870700401
Publication type:
Article
2,4-Bis(4-methylpheylthio)-1,3,2λ5,4λ5-dithiadiphosphetan-2,4-dithion: Ein neues Reagens zur Schwefelung von N, N-disubstituierten Amiden.
Published in:
Helvetica Chimica Acta, 1987, v. 70, n. 4, p. 1001, doi. 10.1002/hlca.19870700412
By:
- Wipf, Peter;
- Jenny, Christjohannes;
- Heimgartner, Heinz
Publication type:
Article
Brominations of Cyclic Acetals from α-Amino Acids and α- or β-Hydroxy Acids with N-Bromosucinimide.
Published in:
Helvetica Chimica Acta, 1987, v. 70, n. 4, p. 1104, doi. 10.1002/hlca.19870700423
By:
- Zimmermann, Jürg;
- Seebach, Dieter
Publication type:
Article
On the Photochemistry of 12,13-Didehydrosqualene.
Published in:
Helvetica Chimica Acta, 1987, v. 70, n. 4, p. 1095, doi. 10.1002/hlca.19870700422
By:
- McWhorter, William W.;
- Jaun, Bernhard
Publication type:
Article
Strukturaufklärung ungewöhnlicher Umlagerungsprodukte von S-(1-Alkenyl)sulfoximiden mit Hilfe der Stossaktivierungsmassenspektrometrie (CAD-MS).
Published in:
Helvetica Chimica Acta, 1987, v. 70, n. 4, p. 1041, doi. 10.1002/hlca.19870700416
By:
- Veith, Hans-Jürgen;
- Gais, Hans-Joachim;
- Erdelmeier, Irene
Publication type:
Article
Isolation and Structure Elucidation of Some Components of the Antitumor Antibiotic Mixture 'Rubiflavin'.
Published in:
Helvetica Chimica Acta, 1987, v. 70, n. 4, p. 1217, doi. 10.1002/hlca.19870700427
By:
- Nadig, Heinz;
- Sèquin, Urs
Publication type:
Article
Bildung tricyclischer Thietan-Derivate durch intramolekulare(2+2)-Cycloaddition.
Published in:
Helvetica Chimica Acta, 1987, v. 70, n. 4, p. 992, doi. 10.1002/hlca.19870700409
By:
- Wipf, Peter;
- Heimgartner, Heinz
Publication type:
Article
Oxidationsreaktionen methyl-substituierter 2,1,3-Benzothiadiazole und 2,1,3-Benzoselenadiazole mit Selen-dioxid.
Published in:
Helvetica Chimica Acta, 1987, v. 70, n. 4, p. 997, doi. 10.1002/hlca.19870700411
By:
- Neidlein, Richard;
- Knecht, Dagmar
Publication type:
Article
Structures and Electrical Properties of Some New Organic Conductors Derived from the Donor Molecule TMET ( S, S, S, S,-Bis(dimethylethylenedithio) tetrathiafulvalene).
Published in:
Helvetica Chimica Acta, 1987, v. 70, n. 4, p. 942, doi. 10.1002/hlca.19870700405
By:
- Karrer, Andreas;
- Wallis, John D.;
- Dunitz, Jack D.;
- Hilti, Bruno;
- Mayer, Carl W.;
- Bürkle, Markus;
- Pfeiffer, Jürgen
Publication type:
Article
Mehrstufige Redoxsysteme. XLIX. Mitteilung. Mit π-Systemen substituierte 1,3-Dimethylidencyclobutane: Synthese und Eigenschaften.
Published in:
Helvetica Chimica Acta, 1987, v. 70, n. 4, p. 929, doi. 10.1002/hlca.19870700404
By:
- Freund, Wolfgang;
- Hünig, Siegfried
Publication type:
Article
Sterospecific Syntheses and Spectroscopic Properties of Isomeric 2,4,6,8-Undecatetraenes. New Hydrocarbons from the Marine Brown Alga Giffordia mitchellae. Part IV.
Published in:
Helvetica Chimica Acta, 1987, v. 70, n. 4, p. 1025, doi. 10.1002/hlca.19870700415
By:
- Boland, Wilhelm;
- Schroer, Nora;
- Sieler, Christiane;
- Feigel, Martin
Publication type:
Article
Stereoselektive Alkylierung an C(α) von Serin, Glycerinsäure, Threonin und Weinsäure über heterocyclische Enolate mit exocyclischer Doppelbindung.
Published in:
Helvetica Chimica Acta, 1987, v. 70, n. 4, p. 1194, doi. 10.1002/hlca.19870700426
By:
- Seebach, Dieter;
- Aebi, Johannes D.;
- Gander-Coquoz, Marlyse;
- Naef, Reto
Publication type:
Article
Verecynarmin A, a Novel Briarane Diterpenoid Isolated from Both the Mediterranean Nudibranch Molluse Armina maculata and its Prey, the Pennatulacean Octocoral Veretillum cynomorium.
Published in:
Helvetica Chimica Acta, 1987, v. 70, n. 4, p. 984, doi. 10.1002/hlca.19870700408
By:
- Guerriero, Antonio;
- D'Ambrosio, Michele;
- Pietra, Francesco
Publication type:
Article
Octacarbonyldicoblat-Inauced (1,3) H Shits in 1-Methylallenecarboxylates and Allenic Lactones.
Published in:
Helvetica Chimica Acta, 1987, v. 70, n. 4, p. 1070, doi. 10.1002/hlca.19870700419
By:
- Trifonov, Latchezar S.;
- Orahovats, Alaxander S.;
- Heimgartner, Heinz
Publication type:
Article
Photochemical Synthesis of 2-Alkylidene-1,3-cyclocalkanediones. Preliminary Communication.
Published in:
Helvetica Chimica Acta, 1987, v. 70, n. 4, p. 995, doi. 10.1002/hlca.19870700410
By:
- Hobel, Klaus;
- Margaretha, Paul
Publication type:
Article
Remote Tricarbonyl(diene)iron Substituent Effect on Ester Heterolysis. The Solvolyses of 5,6,7,8-Tetramethylidenebicyclo[2.2.2]oct-2-yl Methanesulfonate and of its Tricarbonyliron Mono- and Dinuclear Complexes.
Published in:
Helvetica Chimica Acta, 1987, v. 70, n. 4, p. 1079, doi. 10.1002/hlca.19870700421
By:
- Zwick, Jean-Christophe;
- Gabioud, Rapny;
- Vogel, Pierre
Publication type:
Article
Chemical Degradation of Sarverogenin, Proof for the Presence of the Steroid Carbon Skeleton. Glycosides and Aglycones, 335th Communication.
Published in:
Helvetica Chimica Acta, 1987, v. 70, n. 4, p. 894, doi. 10.1002/hlca.19870700403
By:
- Lardon, André;
- Reichsten, Tadeus
Publication type:
Article
Steric Effects on Reaction Rates. Part IX. Force-Field Parameters for Bridgehead and Rigid Tertiary Carbenium Ions.
Published in:
Helvetica Chimica Acta, 1987, v. 70, n. 4, p. 1017, doi. 10.1002/hlca.19870700414
By:
- Müller, Paul;
- Mareda, Jiri
Publication type:
Article
Drüsefarbstoffe aus Labiaten: Identifizierung von 17 Abietanoiden aus Plectranthus sanguineus B RITTEN.
Published in:
Helvetica Chimica Acta, 1987, v. 70, n. 4, p. 975, doi. 10.1002/hlca.19870700407
By:
- Matloubi-Moghadam, Firouz;
- Rüedi, Peter;
- Eugster, Conrad Hans
Publication type:
Article
Complexes of 2,2′,2″-Nirtilotriphenol. Part IV. Cage Compounds with Phosphorus(III) and Phosphorus(V).
Published in:
Helvetica Chimica Acta, 1987, v. 70, n. 4, p. 1063, doi. 10.1002/hlca.19870700418
By:
- Müller, Edgar;
- Bürgi, Hans Beat
Publication type:
Article
Mitteilungen - Communications.
Published in:
Helvetica Chimica Acta, 1987, v. 70, n. 4, p. 1230, doi. 10.1002/hlca.19870700429
Publication type:
Article
Synthetic Models of the Active Site of Cytochrome P-450. 1st Communication. The Synthesis of a Doubly-Bridged Iron(II)-Porphyrin Carrying a Tightly Bound Thiolate Ligand.
Published in:
Helvetica Chimica Acta, 1987, v. 70, n. 4, p. 1173, doi. 10.1002/hlca.19870700425
By:
- Stäubli, Beat;
- Fretz, Heinz;
- Piantini, Umberto;
- Woggon, Wolf-Dietrich
Publication type:
Article

Works matching IS 0018019X AND DT 1987 AND VI 70 AND IP 4

Reaktionen von 1,2-Bis(trimethylsilyl)iminen mit Selen-und Tellur-halogeniden.

Field-Desorption Mass Spectra of Fern Phloroglucinols Containing Three to Six Ring Constituents.

Some Cyclic Oligopeptide with S<sub>2</sub><sub> n</sub> Symmetry.

Chemie der α-Aminonitrile 1. Mitteilung Einleitung und Wege zu Uroporphyrinogen-octanitrilen.

Chirale Alkoxytitan(IV)-Komplexe für enantioselektive nucleophile Additionen an Aldehyde und als Lewis-Säuren in Diels-Alder-Reaktionen.

Raspailynes, Novel Long-Chain Acetylenic Enol Ethers of Glycerol from the Marine Sponges Raspailia pumila and Raspailia ramosa.

Addendum.

Masthead.

2,4-Bis(4-methylpheylthio)-1,3,2λ<sup>5</sup>,4λ<sup>5</sup>-dithiadiphosphetan-2,4-dithion: Ein neues Reagens zur Schwefelung von N, N-disubstituierten Amiden.

Brominations of Cyclic Acetals from α-Amino Acids and α- or β-Hydroxy Acids with N-Bromosucinimide.

On the Photochemistry of 12,13-Didehydrosqualene.

Strukturaufklärung ungewöhnlicher Umlagerungsprodukte von S-(1-Alkenyl)sulfoximiden mit Hilfe der Stossaktivierungsmassenspektrometrie (CAD-MS).

Isolation and Structure Elucidation of Some Components of the Antitumor Antibiotic Mixture 'Rubiflavin'.

Bildung tricyclischer Thietan-Derivate durch intramolekulare(2+2)-Cycloaddition.

Oxidationsreaktionen methyl-substituierter 2,1,3-Benzothiadiazole und 2,1,3-Benzoselenadiazole mit Selen-dioxid.

Structures and Electrical Properties of Some New Organic Conductors Derived from the Donor Molecule TMET ( S, S, S, S,-Bis(dimethylethylenedithio) tetrathiafulvalene).

Mehrstufige Redoxsysteme. XLIX. Mitteilung. Mit π-Systemen substituierte 1,3-Dimethylidencyclobutane: Synthese und Eigenschaften.

Sterospecific Syntheses and Spectroscopic Properties of Isomeric 2,4,6,8-Undecatetraenes. New Hydrocarbons from the Marine Brown Alga Giffordia mitchellae. Part IV.

Stereoselektive Alkylierung an C(α) von Serin, Glycerinsäure, Threonin und Weinsäure über heterocyclische Enolate mit exocyclischer Doppelbindung.

Verecynarmin A, a Novel Briarane Diterpenoid Isolated from Both the Mediterranean Nudibranch Molluse Armina maculata and its Prey, the Pennatulacean Octocoral Veretillum cynomorium.

Octacarbonyldicoblat-Inauced (1,3) H Shits in 1-Methylallenecarboxylates and Allenic Lactones.

Photochemical Synthesis of 2-Alkylidene-1,3-cyclocalkanediones. Preliminary Communication.

Remote Tricarbonyl(diene)iron Substituent Effect on Ester Heterolysis. The Solvolyses of 5,6,7,8-Tetramethylidenebicyclo[2.2.2]oct-2-yl Methanesulfonate and of its Tricarbonyliron Mono- and Dinuclear Complexes.

Chemical Degradation of Sarverogenin, Proof for the Presence of the Steroid Carbon Skeleton. Glycosides and Aglycones, 335th Communication.

Steric Effects on Reaction Rates. Part IX. Force-Field Parameters for Bridgehead and Rigid Tertiary Carbenium Ions.

Drüsefarbstoffe aus Labiaten: Identifizierung von 17 Abietanoiden aus Plectranthus sanguineus B RITTEN.

Complexes of 2,2′,2″-Nirtilotriphenol. Part IV. Cage Compounds with Phosphorus(III) and Phosphorus(V).

Mitteilungen - Communications.

Synthetic Models of the Active Site of Cytochrome P-450. 1st Communication. The Synthesis of a Doubly-Bridged Iron(II)-Porphyrin Carrying a Tightly Bound Thiolate Ligand.