| 23 | Author
| HamishG. Grant, LindsayA. Summers | Requires cookie* | | Title
| 6 H-Dipyrido [2,1-b: l',2'-e] -1,3,5-selenadiaarinium Dibromide: A Dipyrido Analogue of Selenaxanthene  | | | Abstract
| 2,2'-Selenodipyridine, 6H-Dipyrido[2,1 -b: l',2'-e]-1,3,5-selenadiazinium Dibromide | | |
Reference
| (Z. Naturforsch. 33b, 118—119 [1978]; received June 13 1977) | | |
Published
| 1978 | | |
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| default:Reihe_B/33/ZNB-1978-33b-0118_n.pdf | | | Identifier
| ZNB-1978-33b-0118_n | | | Volume
| 33 | |
25 | Author
| Zu Sulfoxiden, Ralf Steudel, Fritz Rose | Requires cookie* | | Title
| von Schwefel-Stickstoff-Verbindungen Oxidation of Sulfur-Nitrogen Compounds to Sulfoxides by Peroxyacids  | | | Abstract
| Trifluoroperoxyacetic acid reacts in 80% yield with (S7N)2S to give colorless crystals of the known (SvN^SO, and with S7NH to give the formerly unknown unstable hepta-sulfurimide 3-oxide, S7NHO, the properties and vibrational spectra of which are reported. | | |
Reference
| (Z. Naturforsch. 33b, 122—123 [1978]; eingegangen am 7. November 1977) | | |
Published
| 1978 | | |
Keywords
| Sulfur-nitrogen Compounds, Oxidation, Trifluoroperoxyacetic Acid, Heptasulfur Imide, Thionyl Compounds | | |
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| default:Reihe_B/33/ZNB-1978-33b-0122_n.pdf | | | Identifier
| ZNB-1978-33b-0122_n | | | Volume
| 33 | |
30 | Author
| Gerd-Volker Röschenthaler | Requires cookie* | | Title
| Über die Reaktionen von Phosphanen MenP [OCH(CF3 )2] 3_" mit Hexafluoraceton Reactions of Phosphanes MenP[OCH(CF3)2]3-n with Hexafluoroacetone  | | | Abstract
| The stable phosphanes Me2POCH(CF3)2 and MeP[OCH(CF3)2]2 have been prepared and reacted with hexafluoroacetone yielding 1,2-oxaphosphetanes. The analogous reaction with Me2PF was carried out giving a 1 : 1 : 1 mixture of a 1,3,2-, a 1,3,4-dioxaphospholane, and a 1,2-oxaphosphetane. P[OCH(CF3)2]3 did not react with hexafluoroacetone. The new compounds were characterized by NMR, mass spectrometry and elemental analysis. | | |
Reference
| Z. Naturforsch. 33b, 131—135 (1978); eingegangen am 12. September 1977 | | |
Published
| 1978 | | |
Keywords
| Dimethylhexafluoroisopropoxyphosphane, Methyl-bis(hexafluoroisopropoxy)phosphane, 1, 2-Oxaphosphetanes, Oxyphosphoranes, Hexafluoroacetone | | |
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| default:Reihe_B/33/ZNB-1978-33b-0131.pdf | | | Identifier
| ZNB-1978-33b-0131 | | | Volume
| 33 | |
31 | Author
| W. Schwarz, A. Schmidt, G. E. Binder | Requires cookie* | | Title
| .4-Dioxan * H20 * SbCl5; Schwingungsspektren, Kristall-und Molekülstruktur 1,4-Dioxane * H2O * SbCls; Vibrational Spectra, Crystal and Molecular Structure  | | | Abstract
| 1,4-Dioxane, 1:1:1 Addition Compounds The preparation of the 1:1:1 addition compound 1 of 1,4-dioxane, water and anti-mony^) chloride is described. 1 crystallizes in the space group Cmcm with the lattice constants a — 8.494, b = 11.453, c = 13.030 A with four formula units in the unit cell. The dioxane is strongly hydrogen bonded to an antimony(V) chloride water adduct. The vibrational spectra of the solid are assigned. | | |
Reference
| Z. Naturforsch. 33b, 136—139 (1978) | | |
Published
| 1978 | | |
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| default:Reihe_B/33/ZNB-1978-33b-0136.pdf | | | Identifier
| ZNB-1978-33b-0136 | | | Volume
| 33 | |
33 | Author
| U. Thewalt, T. Adam | Requires cookie* | | Title
| Preparation and Structure of [Ti(acac)3]C104  | | | Abstract
| Titanium(IV) Complex, X-ray, Molecular Structure The title compound has been obtained from acetylacetone, AgClC>4 and either Tr-CsHsTiCls or TiCl4. An X-ray structure analysis (R — 0.068) shows the cation to be octahedrally coordinated. The average values of the Ti-0 distances and of the endocyclic O-Ti-O angles are 1.94 Ä and 84.3°, respectively. | | |
Reference
| Z. Naturforsch. 33b, 142—145 (1978); eingegangen am 28. November 1977 | | |
Published
| 1978 | | |
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| default:Reihe_B/33/ZNB-1978-33b-0142.pdf | | | Identifier
| ZNB-1978-33b-0142 | | | Volume
| 33 | |
36 | Author
| Peter Klüfers, Albrecht Mewis | Requires cookie* | | Title
| Zur Struktur der Verbindungen BaZn2P2 und BaZn2As2 The Crystal Structure of BaZii2P2 and BaZn2As2  | | | Abstract
| New yü?2-X^2-compounds, BaZn2?2 and BaZn2As2, were prepared. The structures were determined by X-ray methods. In the case of BaZn2P2 (S.G. I4/mmm; a = 4.019 A, c = 13.228 A) layers of edgeshared ZnP4-tetrahedra alternate with Ba-layers; in the case of BaZn2As2 (S.G. Pnma; a = 10.010 A, b = 4.246 A, c = 10.910 A) Zn and As build a 3D-network of edge and vertex shared tetrahedra with Ba in the holes of this network. | | |
Reference
| Z. Naturforsch. 33b, 151—155 (1978); eingegangen am 19. Oktober 1977 | | |
Published
| 1978 | | |
Keywords
| Ternary Barium Compounds, Zinc, Phosphide, Arsenide, Crystal Structure | | |
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| default:Reihe_B/33/ZNB-1978-33b-0151.pdf | | | Identifier
| ZNB-1978-33b-0151 | | | Volume
| 33 | |
38 | Author
| Gert Heller, Dirk Marquard | Requires cookie* | | Title
| Über die Perhydrolyse von Tris(alkoxy)boranen in Gegenwart einiger anorganischer und organischer Basen in nichtwäßrigen Lösungsmitteln On the Perhydrolysis of Tris(alkoxy)boranes in the Presence of Some Inorganic and Organic Bases in Nonaqueous Solvents  | | | Abstract
| Alkali Peroxoborates, Alkylammonium Peroxoborates, Perhydrolysis, Tris(alkoxy)boranes Perhydrolysis of various tris(alkoxy)boranes B(OR)3 with R = CH3, W-C3H7, tert-C4H9 or n-CsHi7 in the presence of lithium alkoxides LiOR' where R' = CH3, C2H5, W-C4H9 or tert-CiH9, or in the presence of RbO-n-GIHG, tfert-butylamine or cj^clohexylamine in alcoholic media other than methyl alcohol yields with H2O2/H2O (85:15 by weight) the peroxoborates LiB03 7 • H20, RbB04 • 0,5 H20, ferf-C4H9NH3B04 • 0,5 H20 or cyclo-C6H11NH3BO4 • H20, 'with H2O2/H2O (98:2 by weight) LiB03 s • H20, RbB04 7 • H20, ter*-C4H9NH3B05 • HaO or cyclo-C6HiiNH3B04,8 • H20. H202/H20 (98:2 by weight) was prepared by a modified method. With reference to stabilities, IR spectra and NMR spectra, the structures of these noncrystalline polyborates are discussed. All the compounds contain the active oxygen in the form of B-O-O-groups. | | |
Reference
| Z. Naturforsch. 33b, 159—164 (1978); eingegangen am 12. Oktober 1977 | | |
Published
| 1978 | | |
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| default:Reihe_B/33/ZNB-1978-33b-0159.pdf | | | Identifier
| ZNB-1978-33b-0159 | | | Volume
| 33 | |
40 | Author
| Herbert Binder, Dieter Sellmann | Requires cookie* | | Title
| Röntgen-photoelektronenspektroskopische Untersuchungen an Pentacarbonyl- Chrom-und -Wolfram-Komplexen mit Stickstoffliganden c X-ray Photoelectron Studies of Pentacarbonyl Chromium and Tungsten Complexes with Nitrogen Ligands  | | | Abstract
| The ionization energies of some chromium and tungsten pentacarbonyl complexes of the type [M(CO)5] xL (L = N2H2, N2H4, NH3; x = 1 or 2 for N2H4 or a; = 1 for N2H2) are reported. The results are discussed in terms of the effects of tr-donor and 7r-acceptor bonds on XPS data. Satellite lines, which can be explained in terms of a shake-up process, give information about the nature of the metal-ligand bond. These shake-up processes are, to a large extent, specific to the atoms of the acceptor groups. The spectroscopic and chemical importance of multi-peak structures of XPS bands is emphasised. | | |
Reference
| Z. Naturforsch. 33b, 173—179 (1978); eingegangen am 21. Dezember 1977 | | |
Published
| 1978 | | |
Keywords
| X-ray, PE Spectra, Monosubstituted Pentacarbonyls, Chromium, Tungsten | | |
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| default:Reihe_B/33/ZNB-1978-33b-0173.pdf | | | Identifier
| ZNB-1978-33b-0173 | | | Volume
| 33 | |
|