Works matching IS 0018019X AND DT 1992 AND VI 75 AND IP 1
Results: 33
Warum Pentose- und nicht Hexose-Nucleinsäuren?? Teil I. Einleitung und Problemstellung, Konformationsanalyse für Oligonucleotid-Ketten aus 2′,3′-Dideoxyglucopyranosyl-Bausteinen ('Homo-DNS') sowie Betrachtungen zur Konformation von A- und B-DNS
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- Helvetica Chimica Acta, 1992, v. 75, n. 1, p. 218, doi. 10.1002/hlca.19920750120
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Radical Anions of Cyclic Azoalkanes: An ESR, ENDOR, and TRIPLE-Resonance Study.
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- Helvetica Chimica Acta, 1992, v. 75, n. 1, p. 335, doi. 10.1002/hlca.19920750130
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Masthead.
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- Helvetica Chimica Acta, 1992, v. 75, n. 1, p. fmi, doi. 10.1002/hlca.19920750101
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X-Ray Crystal Structure of 25- O-Deacetyl-27, 28-didehydro-27-demthoxy-11-deoxo-11, 29-epoxy-28,29-dihydro-21,23- O-isopropylidenerifamycin S.
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- Helvetica Chimica Acta, 1992, v. 75, n. 1, p. 153, doi. 10.1002/hlca.19920750112
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Cyclohexanecarboxylic-Acid Derivatives from Psiadia trinervia.
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- Helvetica Chimica Acta, 1992, v. 75, n. 1, p. 269, doi. 10.1002/hlca.19920750122
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The Synthesis of a Novel Epoxycyclohexane from the Fungus Eutypa lata (Pers: F.) T UL.
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- Helvetica Chimica Acta, 1992, v. 75, n. 1, p. 276, doi. 10.1002/hlca.19920750123
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Radical Cations and Radical Anions of Three Bridgehead Azopolycycloalkanes: A fluid-solution ESR study.
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- Helvetica Chimica Acta, 1992, v. 75, n. 1, p. 351, doi. 10.1002/hlca.19920750131
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75 YEARS OF HELVETICA CHIMICA ACTA.
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- Helvetica Chimica Acta, 1992, v. 75, n. 1, p. 1, doi. 10.1002/hlca.19920750102
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Einelektronen-Redox-Reaktionen von Octaphenyl[4]radialen: Erzeugung und ESR/ENDOR-Charakterisierung seines Radikal-Anions und Radikal-Kations.
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- Helvetica Chimica Acta, 1992, v. 75, n. 1, p. 160, doi. 10.1002/hlca.19920750113
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Diastereoselective Spirocyclization of Imines of 2-Substituted 1 H-Indole-3-ethylamines ( = Trypatamines): Variation of the electrophile and the substituent at C(2) and its influence on the steric outcome. 6th Communication on indoles, indolenines, and indolines
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- Helvetica Chimica Acta, 1992, v. 75, n. 1, p. 282, doi. 10.1002/hlca.19920750124
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Endohedral fullerene-noble gas clusters formed with high-energy bimolecular reactions of C.
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- Helvetica Chimica Acta, 1992, v. 75, n. 1, p. 79, doi. 10.1002/hlca.19920750106
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Investigations Concerning an Unexpected Reaction between the Dimsyl Anion ( = (Methylsulfinyl)methanide) and a γ,δ-Epoxy-ketone.
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- Helvetica Chimica Acta, 1992, v. 75, n. 1, p. 190, doi. 10.1002/hlca.19920750117
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On the unusual propensity by the red seaweed Laurencia microcladia of II Rogiolo to form C<sub>15</sub> oxepanes: Isolation of rogioloxepane A, B, C, and their likely biogenetic acyclic precursor, prerogioloxepane.
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- Helvetica Chimica Acta, 1992, v. 75, n. 1, p. 310, doi. 10.1002/hlca.19920750128
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Syntheses and X-Ray Structures for Model Compounds of a Pyrimidinediyl-Based Rigid-Rod Aromatic Polyamide.
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- Helvetica Chimica Acta, 1992, v. 75, n. 1, p. 184, doi. 10.1002/hlca.19920750116
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Rogiolenyne D, the likely immediate precursor of rogiolenyne A and B, branched C<sub>15</sub> acetogenins isolated from the red seaweed Laurencia microcladia of II Rogiolo. Conformation and absolute configuration in the whole series.
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- Helvetica Chimica Acta, 1992, v. 75, n. 1, p. 303, doi. 10.1002/hlca.19920750127
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[(1,3-Dioxolan-2-yliden)methyl]phosphonate und -phosphinate als (einfache) Synthone in der Heterocyclensynthese.
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- Helvetica Chimica Acta, 1992, v. 75, n. 1, p. 124, doi. 10.1002/hlca.19920750109
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Chiral Tetraamines Based on ( S)-2-(Aminomethyl)pyrrolidine: Template synthesis and properties of copper(II) complexes.
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- Helvetica Chimica Acta, 1992, v. 75, n. 1, p. 145, doi. 10.1002/hlca.19920750111
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Photochemical Reactions. 153th communication. Photochemistry of acylsilanes: Photolyses and thermolyses of α,β-epoxy silyl ketones.
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- Helvetica Chimica Acta, 1992, v. 75, n. 1, p. 69, doi. 10.1002/hlca.19920750105
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Mitteilungen.
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- Helvetica Chimica Acta, 1992, v. 75, n. 1, p. 358, doi. 10.1002/hlca.19920750133
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Synthese von Makrocyclen durch Ringerweiterung von 14gliedrigen cyclischen Imiden.
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- Helvetica Chimica Acta, 1992, v. 75, n. 1, p. 62, doi. 10.1002/hlca.19920750104
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Investigations of the Molecular Surface of a Few Sandalwood-Odor Molecules and Related Structures: Conformational calculations on sandalwood odorants. VI.
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- Helvetica Chimica Acta, 1992, v. 75, n. 1, p. 174, doi. 10.1002/hlca.19920750115
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Multinuclear NMR Studies of Ligand-Exchange Reactions on Analogous Technetium(V) and Rhenium(V) Complexes. Relevance to nuclear medicine.
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- Helvetica Chimica Acta, 1992, v. 75, n. 1, p. 210, doi. 10.1002/hlca.19920750119
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Crystal Structure of Bis(η<sup>6</sup>-mesitylene)iron(II) Hexafluorophosphate.
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- Helvetica Chimica Acta, 1992, v. 75, n. 1, p. 294, doi. 10.1002/hlca.19920750126
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Asymmetric Diels- Alder Cycloadditions with Chiral Carbamoyl Dienophiles.
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- Helvetica Chimica Acta, 1992, v. 75, n. 1, p. 109, doi. 10.1002/hlca.19920750108
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Synthesis of Enantiomeric Pure E-Nor-15-azayohimbines.
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- Helvetica Chimica Acta, 1992, v. 75, n. 1, p. 137, doi. 10.1002/hlca.19920750110
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Epimeric Isopavine N-Oxides from Roemeria refracta.
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- Helvetica Chimica Acta, 1992, v. 75, n. 1, p. 260, doi. 10.1002/hlca.19920750121
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Erratum.
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- Helvetica Chimica Acta, 1992, v. 75, n. 1, p. 357, doi. 10.1002/hlca.19920750132
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Helvetica Chimica Acta and Coordination Chemistry.
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- Helvetica Chimica Acta, 1992, v. 75, n. 1, p. 21, doi. 10.1002/hlca.19920750103
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Catalytic asymmetric synthesis of Secondary ( E)-allyl alcohols from acetylenes and aldehydes via (1-alkenyl)zinc intermediates. Preliminary Communication.
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- Helvetica Chimica Acta, 1992, v. 75, n. 1, p. 170, doi. 10.1002/hlca.19920750114
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Electrochemical Oxidation of Ergolines.
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- Helvetica Chimica Acta, 1992, v. 75, n. 1, p. 288, doi. 10.1002/hlca.19920750125
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A Reduction Catalyst Powered by Its Own 10-Electron Battery: Synthesis and properties of a pentaviologen-linked corrinatocobalt complex.
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- Helvetica Chimica Acta, 1992, v. 75, n. 1, p. 90, doi. 10.1002/hlca.19920750107
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Opening of the Macrocyclic Ring in 5,10:8,9-Disecosteroids ( = Steroklastanes).
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- Helvetica Chimica Acta, 1992, v. 75, n. 1, p. 203, doi. 10.1002/hlca.19920750118
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Synthesis and Enzyme-Inhibition Studies of Phenylsemicarbazones derived from D-glucono-1,5-lactone and 2-acetamido-2-deoxy- D-glucono-1,5-lactone.
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- Helvetica Chimica Acta, 1992, v. 75, n. 1, p. 323, doi. 10.1002/hlca.19920750129
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