Angewandte Chemie International Edition in English

Cover image for Vol. 16 Issue 10

October 1977

Volume 16, Issue 10

Pages 663–734

Currently known as: Angewandte Chemie International Edition

    1. Cover Picture (Angew. Chem. Int. Ed. Engl. 10/1977)

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197706631

    2. Graphical Abstract (Angew. Chem. Int. Ed. Engl. 10/1977)

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197706632

  1. Reviews

    1. Top of page
    2. Reviews
    3. Communications
    4. Abstracts
    5. Book Reviews
    1. The Electro-Optical Kerr Effect in Conformational Analysis. New analytical methods (10) (pages 663–673)

      Prof. Dr. Manuel James Aroney

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197706633

      Thumbnail image of graphical abstract

      Information about the geometry and environment of molecules can be gained from the birefringence induced in a material by an electric field.

    2. Oxometallates with Planar Coordination (pages 674–687)

      Prof. Dr. Hanskarl Müller-Buschbaum

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197706741

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      Square-planar structural groups in oxo compounds are a rarity in solid state chemistry. These planar coordination polyhedra can be linked in one, two, or three dimensions.

    3. Some Aspects of Antibiotics Research (pages 687–694)

      Prof. Dr. Hans Zähner

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197706871

      The five provocatively phrased theses presented in this article could stimulate research in the field of antibiotics. “Non-classical” screening methods and the search for secondary metabolites with unusual properties appear to hold considerable promise.

    4. Investigations of Mitochondrial Adenine Nucleotide Translocation by Means of Nucleotide Analogs (pages 695–702)

      Prof. Dr. Eckhard Schlimme, Dipl.-Biochem. Karl Siegfried Boos, Dr. Dubo Bojanovski and Dr. Joachim Lüstorff

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197706951

      Thumbnail image of graphical abstract

      Analogs of ATP and ADP can be used to establish which structural properties of a substrate are essential for transport through the inner mitochondrial membrane. In the analogs the base, phosphate, or sugar moiety may be varied.

  2. Communications

    1. Top of page
    2. Reviews
    3. Communications
    4. Abstracts
    5. Book Reviews
    1. Phase-Transfer Catalyzed Alkylation of diphenylphosphinic Amide—A New Versatile Synthesis of Primary and Secondary Amines (pages 702–704)

      Prof. Dr. Andrzej Zwierzak and Dipl.-Chem. Iwona Podstawczyńska

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197707021

      A general synthesis of primary and secondary amines consists in the alkylation of diphenylphosphinic amide and N-alkyldiphenylphosphinic amide under the conditions of phase-transfer catalysis. Removal of the protecting group is accomplished with HCI gas in THF.

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    2. 5-C5H5Mo(CO)3HgMo]4, a Metal Cluster with Cubane Structure (page 704)

      Dipl.-Chem. Josef Deutscher, Dipl.-Chem. Suheil Fadel and Prof. Dr. Manfred L. Ziegler

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197707041

      A cubane skeleton composed of alternant Hg and Mo atoms is shown by X-ray structure analysis to be present in complex (1). Bimetallic clusters with a cubane structure were not previously known.

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    3. Dicynophosphide (pages 704–705)

      Prof. Dr. Alfred Schmidpeter and Dipl.-Chem. Franz Zwaschka

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197707042

      Pseudohalide properties are predicted for the dicyanophosphide ion by the “cyano displacement principle”. It has now been prepared for the first time in the form of the salt (1) and stabilized with [18]crown-6.

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    4. Thioheteroanions—Unusual Metal-Ligand Interaction and Reactions (pages 705–707)

      Prof. Dr. Achim Müller and Dr. Sabyasachi Sarkar

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197707051

      The first reaction products of “heteroanions” such as in (1) could now be isolated. An example is the brownish-red salt (2) which is one of the few pentacoordinate Co compounds.

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    5. Isodiazomethane Complexes (page 707)

      Dr. Wolf Peter Fehlhammer, Dipl.-Chem. Peter Buračas and Dr. Klaus Bartel

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197707071

      Isodiazomethane(1), hitherto defying isolation in the pure state, has now been incorporated into complexes. Complex (2) experinces additional stabilization by ether molecules, while (3) is surprisingly stable.

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    6. Trifluoromethylamine, CF3NH2 (pages 707–708)

      Gerhard Klöter, Dipl.-Chem. Walter Lutz, Priv.-Doz. Dr. Konrad Seppelt and Prof. Dr. Wolfgang Sundermeyer

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197707072

      The simplest primary perfluoroalkylamine, CF3NH2, has now been synthesized by two methods. It is rather involatile and has a remarkably high melting point.

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    7. A Cobalt-Catalyzed One-Step Synthesis of Annelated Pyridines (pages 708–709)

      Alaric Naiman and Dr. K. Peter C. Vollhardt

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197707081

      5,6,7,8-Tetrahydroisoquinolines and other relatively inaccessible annelated pyridines (3) are now available by the reaction sequence (1) + (2) [RIGHTWARDS ARROW] (3). This synthesis is much simpler and otherwise superior to previous methods.

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    8. Versatile Principle for the Synthesis of Functionalized Hydrocarbons via Organoarsenic Compounds (pages 709–710)

      Prof. Dr. Thomas Kauffmann, Dipl.-Chem. Rolf Joussen and Annegret Woltermann

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197707091

      Compounds of the type Hal[BOND]CH(Alk)[BOND]E cannot be synthesized directly from Hal[BOND]CH2[BOND]Alk. A substitute reaction utilized the Ph2As(O) group as halogen equivalent: after reduction, (1) can be halogenated to Hal[BOND]CH(Alk)[BOND]E.

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    9. 2C-Chain Elongation of Lithioalkanes with Diphenylvinylarsane and Phenyl Vinyl Selenide (pages 710–711)

      Prof. Dr. Thomas Kauffmann, Dipl.-Chem. Holger Ahlers, Dipl.-Chem. Hans-Joachim Tilhard and Annegret Woltermann

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197707101

      Diphenyl(vinyl)arsane, an electrophilic chain elongation reagent, permits the formal insertion of two CH2 groups into lithioalkanes.

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    10. Carbo-Claisen Rearrangement of 8-endo-Phenylbicyclo[5.1.0]octa-2,4-dienes (pages 711–712)

      Dr. Gerhard Maas and Prof. Dr. Manfred Regitz

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197707111

      Thumbnail image of graphical abstract

      A carbon analog of the Claisen rearrangement of allyl phenyl ethers is seen in the reaction sequence (1) [RIGHTWARDS ARROW] (2) [RIGHTWARDS ARROW] (3). It remains to be established whether (2) is formed in a concerted reaction or via a diradical.

    11. Thermal Rearrangement of Silylmethyl Acetates (pages 712–713)

      Doz. Dr. Manfred T. Reetz and Dr. Norbert Greif

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197707121

      Thumbnail image of graphical abstract

      The inverted ylide (2) is postulated as an intermediate of the intramolecular rearrangement of silylmethyl acctates (1), R3[DOUBLE BOND]CH3 or CF3. A concerted dyotropic or a two-step radical process are ruled out, and an ionic mechanism is unlikely.

    12. 2,3-Dioxabicyclo[2.2.2]octane by Selective Reduction of Double Bonds with Azodicarboxylate (page 713)

      Prof. Dr. Waldemar Adam and Dr. Henny J. Eggelte

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197707131

      Thumbnail image of graphical abstract

      Saturated cyclic peroxides such as (1) are readily accessible by a new strategy. Availability of peroxides (2) could simplify prostaglandin synthesis.

    13. Binding of Urease to Anodized Sheet Aluminum (page 714)

      Dr. Peter Grunwald, Prof. Dr. Walter Gunsser and cand. HL Siegfried Scheer

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197707141

      A novel support for adsorbed proteins is anodized sheet aluminum. It is shown for urease that the enzyme possesses residual activity, can be reused, and is thermally stable.

    14. Crystal and Molecular Structure of cyclo-Heptasulfur (δ-S7) (page 715)

      Prof. Dr. Ralf Steudel, Dipl.-Chem. Richard Reinhardt and Dipl.-Chem. Fritz Schuster

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197707151

      Thumbnail image of graphical abstract

      Seven-membered sulfur rings have some remarkable properties. The δ modification of S7 contains bonds of widely differing length: this has never been observed before in an unsubstituted molecule. The oxide S7O is the first sulfur ring without SS single bonds.

    15. Bond Interaction in Sulfur Rings: Crystal and Molecular Structure of cyclo-Heptasulfur Oxide, S7O (page 716)

      Prof. Dr. Ralf Steudel, Dipl.-Chem. Richard Reinhardt and Dipl.-Chem. Torsten Sandow

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197707161

      Thumbnail image of graphical abstract

      Seven-membered sulfur rings have some remarkable properties. The δ modification of S7 contains bonds of widely differing length: this has never been observed before in an unsubstituted molecule. The oxide S7O is the first sulfur ring without SS single bonds.

    16. (3—6-η-Tricyclo [6.2.2.02,7] dodeca-3,5,9,11-tetraene)-tricarbonyliron, a Stable Transition Metal Complex of “o,p′-Dibenzene” (pages 717–718)

      Dr. Wolfram Grimme and Dr. Ernst Schneider

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197707171

      Thumbnail image of graphical abstract

      The Diels-Alder dimer of benzene has now been synthesized in the form of the stable tricarbonyliron complex (1). On liberation by oxidizing cleavage, the dimer immediatedly decomposes to benzene.

    17. Oligo(difluorophosphoranes) by Direct Fluorination of Tertiary Phosphanes (pages 718–719)

      Dr. Ingo Ruppert and Dr. Volker Bastian

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197707181

      The reaction of tertiary phosphanes (1) with fluorine leads to fluorinated phosphoranes (2) in good yield. No significant cleavage of PC and/or CH bonds was observed.

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    18. Dependence of the Calcium Isotope Effect upon the Electrolyte Concentration in Ion-Exchange Chromatography (pages 719–720)

      Prof. Dr. Klaus G. Heumann, Ferdinand Ginder and Dipl.-Ing. Helmut Klöppel

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197707191

      Inversion of an isotope effect has now been accomplished—merely by a change in electrolyte concentration—in systems containing 48Ca2+, 44Ca2+, and 40Ca2+. This result is of interest in connection with pre-enrichment of Ca isotopes.

    19. Inclusion of Anions in Macrotricyclic Quaternary Ammonium Salts (pages 720–721)

      Dr. Franz P. Schmidtchen

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197707201

      Thumbnail image of graphical abstract

      Cage cations of type(1), n = 6 or 8, provide the first opportunity of studying the formation of anion inclusion complexes independently of configurational and protonation equilibria at the nitrogen atoms.

    20. 5-Methyl-5λ5-phosphaspiro [4.4] nonane—The Simplest Pentaalkylphosphorane Yet Obtained (page 722)

      Prof. Dr. Hubert Schmidbaur, Dipl.-Chem. Peter Holl and Univ.-Doz. Dr. Frank H. Köhler

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197707221

      Thumbnail image of graphical abstract

      PH5 and acyclic pentaalkylphosphoranes are still unknown. The P[BOND]C[BOND]H compound (1) has now been synthesized under special reaction conditions.

    21. α-Thiolactones from Thioketenes (pages 722–723)

      Prof. Dr. Ernst Schaumann and Dr. Ulrich Behrens

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197707222

      Thumbnail image of graphical abstract

      A new type of heterocyclopropanones is found to exist in the α-thiolactones (3) which have now been synthesized for the first time. R1 and R2 are bulky groups.

    22. Bis(trifluoromethyl)disulfane Oxide CF3S(O)SCF3 (pages 723–724)

      Dr. Willy Gombler

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197707231

      The first disulfane oxide(2) to be stable at room temperature has now been obtained by hydrolysis of the difluoride (1) at −50°C. Numerous dialkyldisulfane oxides are biologically active; all except (2) disproportionate.

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    23. Thiathione Radical Anions: Are ([BOND]S)2C[DOUBLE BOND]S Groups Electron Traps? (pages 724–725)

      Prof. Dr. Hans Bock, Dipl.-Chem. Georg Brähler, Dipl.-Chem. Abbas Tabatabai, Dr. Andrzej Semkow and Prof. Dr. Rolf Gleiter

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197707241

      Thumbnail image of graphical abstract

      In radical anions of thiathiones such as (1) the additional charge is located mainly at the trithiocarbonate group. Hence the question posed in the title can be answered in the affirmative.

    24. Preparation of Thiocarbonyl Compounds Containing Isotopic Sulfur Labels (pages 725–726)

      Dipl.-Chem. Claus-Peter Klages and Prof. Dr. Jürgen Voss

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197707251

      Thumbnail image of graphical abstract

      Sulfur-sulfur exchange in thiocarbonyl compounds, which permits isotopic substitutions, can be accomplished by heating of R1R2C[DOUBLE BOND]S with isotopically enriched sulfur. Se can likewise be replaced by *S.

    25. ESR Spectroscopic Studies on the Radical Anion of [33S]-2,2,4,4-Tetramethylpentane-3-thione (pages 726–727)

      Dipl.-Chem. Claus-Peter Klages and Prof. Dr. Jürgen Voss

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197707261

      Hyperfine splitting by 33S nuclei has now been recorded for the first time in the ESR spectrum of a thioketyl. The 33S-enriched radical anion (1) shows the expected satellite signals. Judging by the spin population, (1) resembles an alkyl radical more closely than a thiyl radical.

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    26. N-Imidoyl Isocyanides (pages 727–728)

      Priv.-Doz. Dr. Gerhard Höfle and Dr. Bernd Lange

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197707271

      Thumbnail image of graphical abstract

      N-Imidoyl isocyanides were hitherto unknown as a class of compounds, except for one exceptional case. Compound (1), R[DOUBLE BOND]Ph, has now been obtained in crystalline form and (1), R[DOUBLE BOND]tBu, in solution.

    27. N-Acyl-N′-arylsulfonyldiazenes; Detection and Use in the Synthesis of Amides (pages 728–729)

      Dr. Hansjürgen Gölz, Dr. Bernd Glatz, Dr. Georges Haas, Dr. Günter Helmchen and Prof. Dr. Hans Muxfeldt

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197707281

      Thumbnail image of graphical abstract

      The synthesis of amides under oxidative conditions can be accomplished by means of the reaction sequence (1) [RIGHTWARDS ARROW] (2) [RIGHTWARDS ARROW] (3). The novel N-acyl-N′-arylsulfonyldiazenes (2) were detected inter alia by trapping reactions.

    28. The Te-O-Fe System: Te(OTeF5)6 (pages 729–730)

      Dipl.-Chem. Dieter Lentz, Dr. Hans Pritzkow and Priv.-Doz. Dr. Konrad Seppelt

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197707291

      The covalent chemistry of tellurium can be developed extensively. In the new Te-O-F compound (1), Mr = 1559.2, the large ligands effect perfect occlusion of the central atom.

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    29. Diastereoselective Synthesis of the Aporphine Alkaloid (+)-Cataline. Hydroxylation with Vanadium(V) Trifluoride Oxide (pages 730–731)

      Dr. Johannes Hartenstein and Dr. Gerhard Satzinger

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197707301

      Thumbnail image of graphical abstract

      Simplicity and stereospecificity characterize a one-step synthesis of (±)-cataline (3) from (±)-laudanosine (1) (R[DOUBLE BOND]CH3O, R′[DOUBLE BOND]CH3). The product is accompanied by small amounts of (±)-glaucine (2).

    30. Co5(CO)11(PR2)3, A Novel Type of Pentanuclear Cluster (pages 731–732)

      Dipl.-Chem. Egbert Keller and Prof. Dr. Heinrich Vahrenkamp

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197707311

      Thumbnail image of graphical abstract

      Edge-bridged trigonal pyramids of Co atoms make up the novel pentanuclear cluster (1) (11 CO and 6 methyl groups have been omitted). The valence bond notation with resonance formulas provides an acceptable picture of the bonding in this system.

  3. Abstracts

    1. Top of page
    2. Reviews
    3. Communications
    4. Abstracts
    5. Book Reviews
    1. ABSTRACTS (page 732)

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197707321

  4. Book Reviews

    1. Top of page
    2. Reviews
    3. Communications
    4. Abstracts
    5. Book Reviews
    1. Book Review: Atmospheric Chemistry. By J. Heicklen. (pages 733–734)

      Peter Warneck

      Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.197707332

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