Process for the preparation of fumagillin

Details Process for the preparation of fumagillin Process for the preparation of fumagillin

C - Chemistry, Metallurgy

07

D

C07D 303/22 (2006.01)

Patent

CA 2374639

The invention relates to a process for the preparation of Fumagillin by liberation from its salt characterized by re-acting Fumagillin dicyclohexylamine salt with an organic acid in alcoholic medium. According to the process Fumagillin can be produced in high yield and pure condition and with higher stability than products obtained by other preparation methods.

L'invention concerne un procédé de préparation de la fumagilline par libération des sels qu'elle contient. Le procédé est caractérisé en ce qu'on fait réagir un sel de dicyclohéxylamine de fumagilline avec un acide dans un milieu alcoolisé. Selon le procédé décrit dans l'invention, la fumagilline peut être produite dans des conditions de rendement et de pureté élevées et elle présente une plus grande stabilité que les produits obtenus selon d'autres procédés de préparation.

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