Works matching IS 0018019X AND DT 1984 AND VI 67 AND IP 6
Results: 37
The synthesis and transition temperatures of ester derivatives of 2-fluoro-4-hydroxy- and 3-fluoro-4-hydroxybenzonitriles also incorporating aliphatic ring systems.
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1580, doi. 10.1002/hlca.19840670624
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- Article
Über die Totalsynthese vo Betalainen.
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1547, doi. 10.1002/hlca.19840670620
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Further Syntheses of Optically Active Verrucarinic Acid, 43rd Communication of Verrucarins and Roridins.
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1625, doi. 10.1002/hlca.19840670631
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Elektromotorisches Verhalten von Flüssigmembranelektroden-Messketten mit enantiomerenselektiven chiralen Ionophoren.
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1427, doi. 10.1002/hlca.19840670602
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- Article
Syntyhesis of 1,2,4,5-Tetrazino[1,6- a: 4,3-a′]diquinoxaline.
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1503, doi. 10.1002/hlca.19840670613
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Hydroxyalkylierungen von Cystein über das Enolat von (2 R,5 R)-2( tert-Butyl)-1-aza-3-oxa-7-thiabicyclo[3.3.0]octan-4-on und unter Selbstreproduktion des Ciralitätszentrums.
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1650, doi. 10.1002/hlca.19840670635
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Oxidative Cyclopropanol Opening by Cob(III)alamin.
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1461, doi. 10.1002/hlca.19840670606
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- Article
Drüsenfarbstoffe aus tropischen Labiaten: Parviflorone aus Plectranthus strigosus B<sub>ENTH.</sub>.
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1531, doi. 10.1002/hlca.19840670617
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Transition metal complexes with bidentate ligands spanning trans-positions part XV X-ray structural and <sup>31</sup>P-NMR solution studies of some three-coordinate silver complexes of 2,11-bis[di( tert-butyl)phosphinomethyl]benzo[c]phenathrene and related ligands
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1603, doi. 10.1002/hlca.19840670628
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Steuerung der katalytischen Pyridinsynthese aus Alkien and Nitrilien durch (η<sup>6</sup>-Borinato)-Liganden am Cobalt.
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1616, doi. 10.1002/hlca.19840670630
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Masthead.
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. fmi, doi. 10.1002/hlca.19840670601
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- Article
Aminierende, reduktive Kupplung aromatischer Aldehyde mit Tris(dialkylamino)methylvanandium (IV) zu N, N, N′, N′-Tetraaalkyl-1,2-diaryläthylendiaminen.
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1496, doi. 10.1002/hlca.19840670612
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The synthesis and transition temperatures of benzoate ester derivatives of 2-fluoro-4-hydroxy-and 3-fluoro-4-hydroxybenzonitriles.
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1572, doi. 10.1002/hlca.19840670623
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- Article
Synthese von 2,3-unsubstituierten, N-acylierten Indolen durch sigmatrope[3,3]-Umlagerung von O-Vinyl- N-phenylhydroxylaminderivaten.
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1647, doi. 10.1002/hlca.19840670634
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Water-Exchange Mechanism of Tetraaquapalladium(II). A Variable-Pressure and Variable-Temperature Oxygen-17 NMR Study.
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1453, doi. 10.1002/hlca.19840670605
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Drüsenfarbstoffe aus Labiaten: Die polaren Diterpenoide aus Plectranthus argentatus S. T. B LAKE.
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1523, doi. 10.1002/hlca.19840670616
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Synthese von neuen Morphin-Teilstrukturen des Typs 15,16-Secomorphinan.
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1598, doi. 10.1002/hlca.19840670627
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Fast-atom-bombardment mass spectrometry and <sup>1</sup>H-NMR spectrometry in studies of the transformations of thiamine in strongly basic solutions.
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1478, doi. 10.1002/hlca.19840670609
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Photochemistry of 8,8,9,9-tetramethyl-1,3,4,6,7,8-hexahydro-1,4-ethanonaphthalene-2,5-dione, a δ-oxo-β,γ-unsaturated ketone.
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1493, doi. 10.1002/hlca.19840670611
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Deoxy-nitrosugars 8th communication Convenient preparation of 1- C-nitroglycosyl chlorides. Halonitro ethers from hydroxy oximes.
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1568, doi. 10.1002/hlca.19840670622
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Monoolefin and Diene Cycloaddition Induced by Transition-Metal Carbonyls. Cyclodimerization of 5,6-Dimethylidene-7-oxabicyclo[2.21]hept-2-ene Catalyzed by Dodecacarbonyltriosmium.
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1638, doi. 10.1002/hlca.19840670633
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Synthesis of 14-Membered Lactones from Cyclooctanone.
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1448, doi. 10.1002/hlca.19840670604
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The chemistry of drugs part IV, Configurations of antimalarials derived from qinghaosu: Dihydroqingyhaosu, artemether, and artesunic acid.
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1515, doi. 10.1002/hlca.19840670615
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Diastereoselektive synthese neuartiger Mannich-Basen mittels titanderivaten, vorläufige mitteilung.
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1593, doi. 10.1002/hlca.19840670626
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Mitteilugen - Communications.
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1669, doi. 10.1002/hlca.19840670637
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- Article
Etudes sur les composés organométalliques partie XX Sélectivité de l'addition 1,4 de composés benzyliques du titane IV avec la benzylidéneacétone.
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1475, doi. 10.1002/hlca.19840670608
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1,2-Epoxycarotinoide 5. Mitteilung, Synthese von ( S)-1,2-Epoxy-1,2,7,8,7′,8′-hexahydro-Ψ, Ψ-carotin (( S)-1,2-Epoxy-1,2-dihydro-ζ-carotin).
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1540, doi. 10.1002/hlca.19840670619
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Novel, racemic or nearly-racemic antibacterial bromo- and chloroquinols and γ-lactams of the verongiaquinol and the cavernicolin type from the marine sponge Aplysina (= Verongia) cavernicola.
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1484, doi. 10.1002/hlca.19840670610
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Deoxy-nitrosugars, 7th communication Synthesis of methyl shikimate and of diethyl phosphashikimate from D-ribose.
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1562, doi. 10.1002/hlca.19840670621
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Chemo- and Stereoselective Coordination of 5,6-Dimethylidene-7-oxabicyclo[2.2.1]hept-2-ene by d<sup>8</sup>- and d<sup>6</sup>-Metal Carbonyls. Diels-Alder reactivity of Dienes Perturbed by Remote Olefin Complexation.
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1630, doi. 10.1002/hlca.19840670632
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Messkette zur direkten potentiometrischen Bestimmung des Enantiomerenüberschusses von 1-Phenyläthylmmonium-Ionen.
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1439, doi. 10.1002/hlca.19840670603
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Functionalized Cycloheptanes from Bicyclo[4.2.1]nonanes.
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1506, doi. 10.1002/hlca.19840670614
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An Example of Head-to-Head Dimerization of β<sup>4.4</sup>-Helices.
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1588, doi. 10.1002/hlca.19840670625
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X-Ray and <sup>1</sup>H-NMR Configurational Assignment of Valofan (α-Allphanoyl-α-allyl-γ-valerolactone) Diastereoisomers.
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1662, doi. 10.1002/hlca.19840670636
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An efficient synthesis of α,β-unsaturated aldehydes by a four-carbon unit extension of Grignard reagents.
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1470, doi. 10.1002/hlca.19840670607
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Photochemistry of 2-Allyl-3-oxo-2,3-dihydro-1 H-pyrrole-2-carboxyalates.
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1535, doi. 10.1002/hlca.19840670618
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Optical resolution of 7-oxabicyclo[2.2.1]hept-21-ene derivatives. Diastereoselectivity in the formation of cyanohydrine-brucine complexes.
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- Helvetica Chimica Acta, 1984, v. 67, n. 6, p. 1612, doi. 10.1002/hlca.19840670629
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