Regio and stereochemically controlled ring opening of epoxides with grignard reagents. Stereocontrolled synthesis of the steroid side chains. first stereoselective hemisynthesis of 20s isolanosterol.

J.R. Schauder, A. Krief

    Résultats de recherche: Contribution à un journal/une revueArticleRevue par des pairs

    Résumé

    Title compound was efficiently prepared taking advantage of a stereoselective hydride shift during the reaction between the Grignard reagent derived from ethoxyacetylene and an epoxide. The solvent was found to have a crucial role in this and related reactions.
    langue originaleAnglais
    Pages (de - à)4389-4392
    Nombre de pages4
    journalTetrahedron Letters
    Volume23
    Numéro de publication42
    Etat de la publicationPublié - 1 janv. 1982

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