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  • 1
    Electronic Resource
    Electronic Resource
    Weinheim : Wiley-Blackwell
    Berichte der deutschen chemischen Gesellschaft 114 (1981), S. 214-219 
    ISSN: 0009-2940
    Keywords: Chemistry ; Inorganic Chemistry
    Source: Wiley InterScience Backfile Collection 1832-2000
    Topics: Chemistry and Pharmacology
    Description / Table of Contents: Polycyclic Compounds, XX1) A Simple Synthesis of OrchinolThe phytoalexin orchinol (3a) is available in gram amounts starting from 2-(3,5-dimethoxyphenyl) ethyliodide and 2,5-dimethoxybenzoic acid. Key steps are the synthesis of a mixture of the tetrhydrophenanthrenones 2a/2b and their direct dehydrogenation with pyridinium hydrobromide perbromide followed by a subsequent treatment with n-butyllithium.
    Notes: Das Phytoalexin Orchinol (3a) ist ausgehend von 2-(3,5-Dimethoxyphenyl)ethyliodid und 2,5-Dimethoxybenzoesäure im Gramm-Maßstab zugänglich. Zentrale Schritte sind die Synthese des Gemische der Tetrahydrophenanthrenone 2a und 2b und deren direkte Dehydrierung zu 3a mit Pyridiniumhydrobromid-perbromid und nachfolgender Butyllithium-Behandlung.
    Type of Medium: Electronic Resource
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