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  • 1
    Electronic Resource
    Electronic Resource
    Weinheim : Wiley-Blackwell
    Zeitschrift für anorganische Chemie 329 (1964), S. 92-101 
    ISSN: 0044-2313
    Keywords: Chemistry ; Inorganic Chemistry
    Source: Wiley InterScience Backfile Collection 1832-2000
    Topics: Chemistry and Pharmacology
    Description / Table of Contents: Di-μ-organylthio-bis(tricarbonyliron)-compounds [Fe(CO)3XR]2 (X = S, Se; R = C2H5, C6H5) react with tertiary organic phosphines (L) in organic solvents forming nonsymmetrically substituted products Fe2(CO)5L(XR)2. The reaction with molten phosphines leads to symmetrically substituted derivatives [Fe(CO)2L XR]2. Reduction of this class of compounds with sodium amalgame in tetrahydrofuran leads to polynuclear sodium carbonylferrates, especially Na2[Fe3(CO)11] and sodium mercaptide.
    Notes: Di-μ-merkapto-bis(tricarbonyleisen)-Verbindungen [Fe(CO)3XR]2 (X = S, Se; R = C2H5, C6H5) reagieren mit Triorganylphosphinen (L) in unpolaren Lösungsmitteln unter Bildung von unsymmetrisch gebauten Monosubstitutionsprodukten Fe2(CO)5L(XR)2. Unter den schärferen Bedingungen der Phosphin-Schmelze entstehen symmetrische disubstituierte Derivate [Fe(CO)2LXR]2. In beiden Fällen bleibt die Brückenstruktur der μ-Merkapto-Verbindungen erhalten. Reduktionen mit Natriumamalgam in Tetrahydrofuran führen in unübersichtlicher Reaktion unter Abspaltung von Natriummerkaptid zu mehrkernigen Carbonylferraten homogenen Bautyps, vorwiegend zum Na2[Fe3(CO)11].
    Additional Material: 3 Tab.
    Type of Medium: Electronic Resource
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