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  1. No Access

    Article

    Partialsynthese des Aldosterons

    The preparation of the (18 → 11β)-lactone ofΔ 5-3-ethylenedioxy-11β-hydroxy-21-acetoxy-20-oxo-pregnen-18-oic acid (XV) is reported. Since this compound has previously been transformed into aldosterone, the reacti...

    K. Heusler, J. Kalvoda, Ch. Meystre, P. Wieland, G. Anner, A. Wettstein… in Experientia (1960)

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    Article

    Neue Substitutionsreaktionen bei Steroiden

    The intramolecular substitution of the angular methyl groups in steroids by attack of O-radicals derived from 6β-, 11β, and 20-alcohols is discussed. Irrespective of their genesis, these radicals abstract a hydro...

    Ch. Meystre, K. Heusler, J. Kalvoda, P. Wieland, G. Anner, A. Wettstein in Experientia (1961)

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    Article

    Ein neues Verfahren zur Herstellung von 19-Norsteroiden

    The new methods for the production of 19-norsteroids described involve the conversion of 5α-halogen-6β-hydroxy-steroids into the corresponding 5α-halogen-6β:19-ethers either with lead tetraacetate or by the hypoi...

    K. Heusler, J. Kalvoda, Ch. Meystre, H. Ueberwasser, P. Wieland, G. Anner… in Experientia (1962)