C - Chemistry – Metallurgy – 07 – J
Patent
C - Chemistry, Metallurgy
07
J
C07J 71/00 (2006.01) C07J 31/00 (2006.01) C07J 75/00 (2006.01)
Patent
CA 2510609
Process for the preparation of polyhalogenated steroids, in particular of androstanic fluoro derivatives corticosteroids by means of the formation of new androstanic S-hydroxy alkyl or aralkyl-17-carbothioate intermediates.
L'invention concerne un procédé permettant de préparer des stéroïdes polyhalogénés, notamment des corticostéroïdes de dérivés fluoro androstaniques, par formation de nouveaux intermédiaires de S-hydroxy alkyle ou d'aralkyle-17-carbothiate androstaniques.
Cainelli Gianfranco
Contento Michele
Da Col Marco
Fortunato Giuseppe
Sandri Sergio
Bereskin & Parr Llp/s.e.n.c.r.l.,s.r.l.
Farmabios S.p.a.
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