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  • 1
    Electronic Resource
    Electronic Resource
    Weinheim : Wiley-Blackwell
    Zeitschrift für anorganische Chemie 622 (1996), S. 1806-1810 
    ISSN: 0044-2313
    Keywords: Metallocene dichlorides, bridged cyclopentadienyl and indenyl compounds ; crystal structure ; 1H ; 13C ; 29Si n.m.r., and MS spectra ; Chemistry ; Inorganic Chemistry
    Source: Wiley InterScience Backfile Collection 1832-2000
    Topics: Chemistry and Pharmacology
    Description / Table of Contents: Tetramethyldisilane-1,2-diyl bridged Dicyclopentadienyl and Diindenyl Metal Dichlorides of the Group 4 Metals - Crystal Structure of Dicyclopentadienyl and diindenyl metal dichlorides of the type Cp′—SiMe2SiMe2—Cp′MCl2 (Cp′ = C5H4, M = Ti (1), Zr (2), Hf (3); Cp′ = C9H7, M = Zr (4), Hf (5)) were synthesized and characterized by means of their 1H, 13C, 29Si-n.m.r., MS, and IR spectra. The crystal structure of 2 was determined.
    Notes: Dicyclopentadienyl- und Diindenylmetalldichloride des Typs Cp′—Me2Si—Me2Si—Cp′MCl2(Cp′ = C5H4; M = Ti(1), Zr (2), Hf (3); Cp′ = C9H7; M = Zr (4), Hf (5)) wurden synthetisiert und mittels ihrer 1H-, 13C- und 29Si-NMR-Spektren sowie MS- und IR-Spektren charakterisiert. Die Kristallstruktur von 2 wurde ermittelt.
    Additional Material: 1 Ill.
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  • 2
    ISSN: 0044-2313
    Keywords: Tetramethyltitanium-1,2-bis(dimethylphosphino)-ethane ; NMR data ; crystal structure ; Chemistry ; Inorganic Chemistry
    Source: Wiley InterScience Backfile Collection 1832-2000
    Topics: Chemistry and Pharmacology
    Description / Table of Contents: Contributions to the Chemistry of Transition Metal Alkyl Compounds. 61. Preparation and Crystal Structure of Tetramethyltitanium-1,2-bis(dimethylphosphino)ethaneThe title complex 1 was synthesized by addition of 1,2-bis(dimethylphosphino)ethane to a solution of tetramethyltitanium in diethylether. The complex was characterized by 1H, 13C and 31P NMR spectra and by X-ray crystal structure analysis. 1 consists of two independent molecules with distorted octahedral structure.
    Notes: Der Titelkomplex 1 wurde durch Addition von 1,2-Bis(dimethylphosphino)ethan an Tetramethyltitan in Diethylether erhalten. Der Komplex wurde 1H-, 13C- und 31P-NMR-spektroskopisch, sowie durch Röntgenkristallstruktur-analyse charakterisiert. 1 tritt in der Elementarzelle in zwei unabhängigen Molekülen mit verzerrt oktaedrischer Konstitution auf.
    Additional Material: 3 Ill.
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  • 3
    ISSN: 0044-2313
    Keywords: Tetramethyltitanium tetrahydrofuran ; crystal structure ; Chemistry ; Inorganic Chemistry
    Source: Wiley InterScience Backfile Collection 1832-2000
    Topics: Chemistry and Pharmacology
    Description / Table of Contents: Contributions to the Chemistry of Transition Metal Alkyl Compounds. 63. Preparation and Crystal Structure of Tetramethyltitanium TetrahydrofuranMe4Ti · 2THF 1 dissoziates partially in n-pentane. The formed Me4Ti · THF 2 could be isolated. According to X-ray structure determination the molecules of 2 have a trigonalbipyramidal shape with the THF molecule in axial position.
    Notes: Me4Ti · 2THF 1 unterliegt in n-Pentan einer partiellen Dissoziation. Das dabei entstehende Me4Ti · THF 2 konnte isoliert und die Kristallstruktur ermittelt werden. Danach liegen die Moleküle von 2 im Kristall in trigonal-bipyramidaler Form vor, mit dem THF-Molekül in axialer Position.
    Additional Material: 1 Ill.
    Type of Medium: Electronic Resource
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