C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 305/14 (2006.01)
Patent
CA 2146248
Method of obtaining 10-deacetylbaccatine III from different parts of the yew tree (Taxus sp.) by extraction using a suitable organic solvent of the aqueous solution obtained after treatment of the appropriate part of the yew with water or by adsorption of the aqueous solution on a suitable substance and desorption of the 10-deacetylbaccatine III by a suitable solvent followed by selective crystallization of the 10-deacetylbaccatine III.
Procédé d'obtention de la désacétyl-10 baccatine III à partir des différentes parties de l'if (Taxus sp.) par extraction par un solvant organique convenable de la solution aqueuse obtenue après traitement à l'eau de la partie appropriée de l'if ou par adsorption de la solution aqueuse sur un support approprié et désorption de la désacétyl-10 baccatine III par un solvant convenable puis cristallisation sélective de la désacétyl-10 baccatine III.
Rhone-Poulenc Rorer S.a.
Robic
LandOfFree
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