C - Chemistry – Metallurgy – 07 – J
Patent
C - Chemistry, Metallurgy
07
J
C07J 41/00 (2006.01)
Patent
CA 2098804
L'invention a pour objet un procédé de préparation du composé de formule (I): (voir formule I) caractérisé en ce que l'on traite le composé 9.alpha.-OH correspondant par l'acide chlorosulfonique au sein d'un solvant organique. Ce composé de formule (I) est un intermédiaire utile dans la synthèse des corticostéroïdes.
Buendia Jean
Roussel Patrick
Vivat Michel
Aventis Pharma S.a.
Robic
Roussel-Uclaf
LandOfFree
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