Works matching IS 0018019X AND DT 1983 AND VI 66 AND IP 7

Results: 50

Synthesis of Unique Spin-Labeled Nucleic Acids by Combined Enzymatic and Chemical Approaches.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 1966, doi. 10.1002/hlca.19830660708

By:

Toppin, Charles R.;
Thomas, Ingrid E.;
Bobst, Albert M.

Publication type:

Article

The Tricyclooctanone Approach to the Total Synthesis of Steroids. The Cyclization of the A-CD Unit.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2362, doi. 10.1002/hlca.19830660748

By:

Mikhail, Gamal;
Demuth, Martin

Publication type:

Article

Metal Complexes with Macrocyclic Ligands, XVIII. A study of steric effects in the Co2+-, Ni2+- and Cu2+-complexes with 1-(2-aminoethyl)- and 1-(2-dimethylaminoethyl)-4,8,11-trimethyl-1,4,8,11-tetraazacyclotetradecane.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2086, doi. 10.1002/hlca.19830660719

By:

Basak, Arup. K.;
Kaden, Thomas A.

Publication type:

Article

Die Hydrolyse von 7- anti-substituierten p-Toluolsulfonsäure-[2- endo-und 2- exo-norbornyl]estern. Norbornanreihe. 12. Mitteilung.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 1981, doi. 10.1002/hlca.19830660710

By:

Flury, Peter;
Grob, Cyril A.

Publication type:

Article

Michael Addition of Lithio-α-(methyldiphenylsilyl)acetate to Cyclopentenone: A direct synthesis of (±)-methyl jasmonate.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2140, doi. 10.1002/hlca.19830660725

By:

Oppolzer, Wolfgang;
Guo, Modao;
Baettig, Kurt

Publication type:

Article

Mitteilungen - Communications.

Published in:: Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2377, doi. 10.1002/hlca.19830660750
Publication type:: Article

An Enantioselective β-Lactam Synthesis Starting from L- (S)-Glyceraldehyde Acetonide.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2206, doi. 10.1002/hlca.19830660732

By:

Hubschwerlen, Christian;
Schmid, Gérard

Publication type:

Article

A Total Synthesis of Aphidicolin: Stereospecific Synthesis of (±)-3α, 18-Dihydoxy-17-Noraphidicolan-16-one.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 1922, doi. 10.1002/hlca.19830660703

By:

Bettolo, Rinaldo Marini;
Tagliatesta, Pietro;
Lupi, Alessandro;
Bravetti, Doriano

Publication type:

Article

Butatrien durch Thermolyse von Propiolsäure-(2-propinyl)ester.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2322, doi. 10.1002/hlca.19830660743

By:

Bilinski, Vanda;
Dreiding, André S.;
Hollenstein, Hans

Publication type:

Article

The Radical Ions of Indolizino [6,5,4,3- aij]quinoline and Some of its Derivatives.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2031, doi. 10.1002/hlca.19830660714

By:

Gerson, Fabian;
Metzger, André

Publication type:

Article

NMR-Spektroskopische Untersuchungen der kinetischen Limitierung der Kationenselektivität eines cadmiumselektiven Ionophors.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2103, doi. 10.1002/hlca.19830660721

By:

Hofstetter, Peter;
Pretsch, Ernö;
Simon, Wilhelm

Publication type:

Article

Spirocyclische 3-Oxazoline durch 1,3-dipolare Cycloaddition von Benzonitrilio-2-propanid mit 1,4-Chinonen.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2252, doi. 10.1002/hlca.19830660736

By:

Stegmann, Werner;
Uebelhart, Peter;
Heimgartner, Heinz

Publication type:

Article

Photoformation of ( Z)-Isomers in Diarylazomethines. Part IV. Direct and sensitized photoisomerization of pyridyl analogues of benzylidene-aniline and absorption spectra of their ( Z)-isomers.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 1961, doi. 10.1002/hlca.19830660707

By:

Maeda, Koko;
Fischer, Ernst

Publication type:

Article

Total Synthesis of Neplanocin A.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 1915, doi. 10.1002/hlca.19830660702

By:

Jung, Michael;
Offenbächer, Gustav;
Rétey, János

Publication type:

Article

Nucleotide, XVIII. Synthese und Eigenschaften von ( tert-Butyldimethylsilyl)guanosinen, Guanosin-3′-phosphotriestern und Guanosin-haltigen Oligoncleotiden.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2069, doi. 10.1002/hlca.19830660718

By:

Flockerzi, Dieter;
Schlosser, Wilhelm;
Pfleiderer, Wolfgang

Publication type:

Article

Über die Enantiomerentrennung durch Verteilung zwischen flüssigen Phasen. 3. Mitteilung. Selektivität der lipophilen Weinsäureester für chirale Ammonium-Salze verschiedener Konstitution und Konfiguration.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2279, doi. 10.1002/hlca.19830660739

By:

Prelog, Vladimir;
Mutak, Stjepan;
Kovačević, Krunoslav

Publication type:

Article

Preparation and Diels- Alder Reactivity of Tricarbonyliron Complexes of [2.2.2]Hericene.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2182, doi. 10.1002/hlca.19830660729

By:

Hänisch, Ulrich;
Tagliaferri, Enrico;
Roulet, Raymond;
Vogel, Pierre

Publication type:

Article

Synthesis of Reversible Inhibitors of Acetylcholinesterase (EC 3.1.1.7).

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2198, doi. 10.1002/hlca.19830660731

By:

Thanei-Wyss, Peter;
Waser, Peter G.

Publication type:

Article

Practical Asymmetric Diels- Alder Additions to Camphor-10-sulfonic-Acid-Derived Acrylates. Preliminary Communication.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2358, doi. 10.1002/hlca.19830660747

By:

Oppolzer, Wolfgang;
Chapuis, Christian;
Kelly, Martha J.

Publication type:

Article

Synthesis of Cyclosporine. I. Synthesis of enantiomerically pure (2 S,3 R,4 R,6 E)-3-hydroxy -4-methyl-2-methylamino-6-octenoic acid starting from tartaric acid.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2308, doi. 10.1002/hlca.19830660742

By:

Wenger, Roland M.

Publication type:

Article

Nucleotide, XVII. Synthese von homogenen Adenosyl-3′,5′-Oligomeren nach dem Phosphotriester-Verfahren.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2018, doi. 10.1002/hlca.19830660713

By:

Flockerzi, Dieter;
Uhlmann, Eugen;
Pfleiderer, Wolfgang

Publication type:

Article

Synthese von β- D-Glucopyranosiden einiger hydroxylierter Vitamin-D-Verbindungen.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2093, doi. 10.1002/hlca.19830660720

By:

Fürst, Andor;
Labler, Ludvik;
Meier, Werner

Publication type:

Article

Neue Heteroarene: Synthese und spektrale Daten von Indolizino[6,5,4,3- aij]chinolin («Ullazin») und einigen Derivaten.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2135, doi. 10.1002/hlca.19830660724

By:

Balli, Heinz;
Zeller, Martin

Publication type:

Article

Synthese von optisch aktiven, natürlichen Carotioiden und strukturell verwandten Naturprodukten. X. Synthese von (3 R,3′ S, 5′ R)-Capsanthin, (3 S,5 R,3′ S,5′ R)-Capsorubin, (3′ S,5′ R)-Kryptocapsin und einigen verwandten Verbindungen. Ein neuer Zugang zu optisch aktiven Fünfring-Carotinoidbausteinen durch Hydroborierung

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 1939, doi. 10.1002/hlca.19830660706

By:

Rüttimann, August;
Englert, Gerhard;
Mayer, Hans;
Moss, Gerard P.;
Weedon, Basil C. L.

Publication type:

Article

Synthese von Diterpenen als mögliche biogenetische Vorläufer des C20-Carotinoides Crocetin.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2346, doi. 10.1002/hlca.19830660746

By:

Schurtenberger, Heidi;
Vögeli, Ulrich;
Pfander, Hanspeter

Publication type:

Article

Dischroïsme circulaire des alcaloïdes du groupe de l'hétéroyohimbane.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2059, doi. 10.1002/hlca.19830660717

By:

Seguin, Elisabeth;
Koch, Michel;
Ahond, Alain;
Gulhem, Jean;
Poupat, Christiane;
Potier, Pierre

Publication type:

Article

Halochrome Molekeln 4. Mitteilung. Chromogene Verbindungen durch Cyclisierung von [2-(Benzothiazol-2-yl)amino-4-(diäthylamino)phenyl]heteroaryliumsalzen: Synthese und acidobasisches Verhalten.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2165, doi. 10.1002/hlca.19830660728

By:

Ziegler, Hugo;
Balli, Heinz

Publication type:

Article

Photochemische Reaktionen 130. Mitteilung. Zur Photochemie von 5,6-Epoxy-1,3-dienen: Der Einfluss eines 7-Hydroxysubstituenten auf die Carbenbildung.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2236, doi. 10.1002/hlca.19830660735

By:

De Weck, Guy;
Nakamura, Norio;
Tsutsumi, Kentaro;
Wolf, Hans Richard;
Frei, Bruno;
Jeger, Oskar

Publication type:

Article

Studies related to biological detoxification of kraft pulp mill effluent. VII. The biotransformation of 12-chlorodehydroabietic acid with mortierella isabellina.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2191, doi. 10.1002/hlca.19830660730

By:

Kutney, James P.;
Hewitt, Gary M.;
Salisbury, Philip J.;
Singh, Mahatam;
Servizi, James A.;
Martens, Dennis W.;
Gordon, Robert W.

Publication type:

Article

Masthead.

Published in:: Helvetica Chimica Acta, 1983, v. 66, n. 7, p. fmi, doi. 10.1002/hlca.19830660701
Publication type:: Article

Orthocarbonsäure-ester mit 2,4,10-Trioxaadamantanstruktur als Carboxylschutzgruppe; Verwendung zur Synthese von substituierten Carbonsäuren mit Hilfe von Grignard-Reagenzien.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2294, doi. 10.1002/hlca.19830660741

By:

Voss, Gundula;
Gerlach, Hans

Publication type:

Article

Mechanism of Azo Coupling Reactions XXXIII. pH-dependence and micromixing effects on the product distribution of couplings with 6-amino-4-hydroxy-2-naphthalenesulfonic acid. Evidence for N-coupling of a naphthylamine derivative.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2002, doi. 10.1002/hlca.19830660712

By:

Kaminski, Rafal;
Lauk, Urs;
Skrabal, Peter;
Zollinger, Heinrich

Publication type:

Article

Discrimination between an Antiparallel and a Parallel β5.6-Helix Using 1Hα-NMR Spin-Lattice Relaxation.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2129, doi. 10.1002/hlca.19830660723

By:

Lorenzi, Gian Paolo;
Tomasic, Lera;
Bangerter, Felix;
Neuenschwander, Peter;
Di Blasio, Benedetto

Publication type:

Article

New Sesquiterpenoids from Clary Sage Oil ( Salvia sclarea L.).

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2223, doi. 10.1002/hlca.19830660734

By:

Maurer, Bruno;
Hauser, Arnold

Publication type:

Article

Synthesis of Urinary Metabolites of Retinoic Acid.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 1936, doi. 10.1002/hlca.19830660705

By:

Kim, Tong Hei;
Kon, Kenji;
Isoe, Sachihiko

Publication type:

Article

Food-Related Applications of High-Resolution NMR. PART II. Differentiation between natural and synthetic vanillin samples using 2H-NMR.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2342, doi. 10.1002/hlca.19830660745

By:

Toulemonde, Bernard;
Horman, Ian;
Egli, Huldrych;
Derbesy, Michel

Publication type:

Article

Stereoselectivity in reactions of metal complexes VII. Asymmetric synthesis of amino acids by metal ion-promoted transamination.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2049, doi. 10.1002/hlca.19830660716

By:

Bernauer, Klaus;
Deschenaux, Robert;
Taura, Toshiaki

Publication type:

Article

Solvent Dependence of Inductivity in the Solvolyses of Substituted Norbornyl p-Toluenesulfonates. Norbornanes, Part 14.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2154, doi. 10.1002/hlca.19830660727

By:

Bielmann, Rolf;
Christen, Marcus;
Flury, Peter;
Grob, Cyril A.

Publication type:

Article

Über die Stereoselektivität der 9,9′-Spirobifluoren-kronenäther gegenüber α-Aminoalkoholen.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2274, doi. 10.1002/hlca.19830660738

By:

Prelog, Vladimir;
Mutak, Stjepan

Publication type:

Article

Carbon Participation in the Solvolysis of 6- and 7-Substituted 2-Norbornyl p-Toluenesulfonates. Norbornanes, Part 11.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 1971, doi. 10.1002/hlca.19830660709

By:

Flury, Peter;
Grob, Cyril A.

Publication type:

Article

Synthesen und chemisches Reaktionsverhalten neuer überbrückter Chinonderivate. Kupplungsreaktionen von Diazoniumsalzen mit 2-Methoxy-1,6-methano [10]annulen.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2369, doi. 10.1002/hlca.19830660749

By:

Neidlein, Richard;
Radke, Christoph Martin

Publication type:

Article

Zur Verwendbarkeit von 13C-Substituenteninkrementen bei 1,4-Benzo- und 1,4-Naphthochinonen.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2285, doi. 10.1002/hlca.19830660740

By:

Neidlein, Richard;
Kramer, Walter;
Leidholdt, Rolf

Publication type:

Article

Die Synthese von 7- anti-substituierten 2- exo- und 2- endo-Norbornanolen. Norbornanreibe. 13. Mitteilung.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 1991, doi. 10.1002/hlca.19830660711

By:

Flury, Peter;
Grob, Cyril A.

Publication type:

Article

15N-NMR study of activated enamines. Structural dependence of δ (15N) and n J(N,H) in primary, secondary and tertiary enamino-ketones, esters and amides.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2113, doi. 10.1002/hlca.19830660722

By:

Kozerski, Lech;
Kamienska-Trela, Krystyna;
Kania, Lidia;
Von Philipsborn, Wolfgang

Publication type:

Article

Deoxy-nitrosugars. 6th communication. Stereoelectronic control in the reductive denitration of tertiary nitro ethers. A synthesis of ' C-glycosides'.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2210, doi. 10.1002/hlca.19830660733

By:

Baumberger, Franz;
Vasella, Andrea

Publication type:

Article

Correction for Inner Filter Effects in Fluorescence Spectroscopy.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 1929, doi. 10.1002/hlca.19830660704

By:

Lutz, Hans-Peter;
Luisi, Pier Luigi

Publication type:

Article

2-Vinylcyclobutanones by Cycloaddition of Vinylketenes to Simple Olefins.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2330, doi. 10.1002/hlca.19830660744

By:

Jackson, David A.;
Rey, Max;
Dreiding, André S.

Publication type:

Article

Interaction of Enzyme with Polymer Matrix in Immobilized Enzymes.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2044, doi. 10.1002/hlca.19830660715

By:

Kumakura, Minoru;
Kaetsu, Isao

Publication type:

Article

Photodecomposition of Liquid Water with TiO2-Supported Noble Metal Clusters.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2145, doi. 10.1002/hlca.19830660726

By:

Yesodharan, Edapoikayil;
Grätzel, Michael

Publication type:

Article

Bestimmung der Struktur von Phenyläthinyllithium in Lösung mittels Tieftemperatur-NMR-Spektroskopie.

Published in:

Helvetica Chimica Acta, 1983, v. 66, n. 7, p. 2269, doi. 10.1002/hlca.19830660737

By:

Hässig, Robert;
Seebach, Dieter

Publication type:

Article